diff --git a/poetry.lock b/poetry.lock
index 109c025..0a43f98 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,3 +1,5 @@
+# This file is automatically @generated by Poetry and should not be changed by hand.
+
 [[package]]
 name = "base58"
 version = "2.1.1"
@@ -5,9 +7,13 @@ description = "Base58 and Base58Check implementation."
 category = "main"
 optional = false
 python-versions = ">=3.5"
+files = [
+    {file = "base58-2.1.1-py3-none-any.whl", hash = "sha256:11a36f4d3ce51dfc1043f3218591ac4eb1ceb172919cebe05b52a5bcc8d245c2"},
+    {file = "base58-2.1.1.tar.gz", hash = "sha256:c5d0cb3f5b6e81e8e35da5754388ddcc6d0d14b6c6a132cb93d69ed580a7278c"},
+]
 
 [package.extras]
-tests = ["mypy", "PyHamcrest (>=2.0.2)", "pytest (>=4.6)", "pytest-benchmark", "pytest-cov", "pytest-flake8"]
+tests = ["PyHamcrest (>=2.0.2)", "mypy", "pytest (>=4.6)", "pytest-benchmark", "pytest-cov", "pytest-flake8"]
 
 [[package]]
 name = "cffi"
@@ -16,6 +22,72 @@ description = "Foreign Function Interface for Python calling C code."
 category = "main"
 optional = false
 python-versions = "*"
+files = [
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+    {file = "cffi-1.15.1-cp27-cp27m-win32.whl", hash = "sha256:b3bbeb01c2b273cca1e1e0c5df57f12dce9a4dd331b4fa1635b8bec26350bde3"},
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+]
 
 [package.dependencies]
 pycparser = "*"
@@ -27,10 +99,13 @@ description = "Chacha20Poly1305"
 category = "main"
 optional = false
 python-versions = "*"
+files = [
+    {file = "chacha20poly1305-0.0.3.tar.gz", hash = "sha256:f2f005c7cf4638ffa4ff06c02c78748068b642916795c6d16c7cc5e355e70edf"},
+]
 
 [package.extras]
-dev = ["pep8", "tox", "pypandoc"]
-docs = ["Sphinx (>=1.0)", "sphinx-rtd-theme", "sphinxcontrib-programoutput"]
+dev = ["pep8", "pypandoc", "tox"]
+docs = ["Sphinx (>=1.0)", "sphinx_rtd_theme", "sphinxcontrib-programoutput"]
 
 [[package]]
 name = "cryptography"
@@ -39,17 +114,45 @@ description = "cryptography is a package which provides cryptographic recipes an
 category = "main"
 optional = false
 python-versions = ">=3.6"
+files = [
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+    {file = "cryptography-38.0.1-pp38-pypy38_pp73-win_amd64.whl", hash = "sha256:64760ba5331e3f1794d0bcaabc0d0c39e8c60bf67d09c93dc0e54189dfd7cfe5"},
+    {file = "cryptography-38.0.1-pp39-pypy39_pp73-macosx_10_10_x86_64.whl", hash = "sha256:b6c9b706316d7b5a137c35e14f4103e2115b088c412140fdbd5f87c73284df61"},
+    {file = "cryptography-38.0.1-pp39-pypy39_pp73-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:b0163a849b6f315bf52815e238bc2b2346604413fa7c1601eea84bcddb5fb9ac"},
+    {file = "cryptography-38.0.1-pp39-pypy39_pp73-manylinux_2_24_x86_64.whl", hash = "sha256:d1a5bd52d684e49a36582193e0b89ff267704cd4025abefb9e26803adeb3e5fb"},
+    {file = "cryptography-38.0.1-pp39-pypy39_pp73-manylinux_2_28_x86_64.whl", hash = "sha256:765fa194a0f3372d83005ab83ab35d7c5526c4e22951e46059b8ac678b44fa5a"},
+    {file = "cryptography-38.0.1-pp39-pypy39_pp73-win_amd64.whl", hash = "sha256:52e7bee800ec869b4031093875279f1ff2ed12c1e2f74923e8f49c916afd1d3b"},
+    {file = "cryptography-38.0.1.tar.gz", hash = "sha256:1db3d807a14931fa317f96435695d9ec386be7b84b618cc61cfa5d08b0ae33d7"},
+]
 
 [package.dependencies]
 cffi = ">=1.12"
 
 [package.extras]
 docs = ["sphinx (>=1.6.5,!=1.8.0,!=3.1.0,!=3.1.1)", "sphinx-rtd-theme"]
-docstest = ["pyenchant (>=1.6.11)", "twine (>=1.12.0)", "sphinxcontrib-spelling (>=4.0.1)"]
+docstest = ["pyenchant (>=1.6.11)", "sphinxcontrib-spelling (>=4.0.1)", "twine (>=1.12.0)"]
 pep8test = ["black", "flake8", "flake8-import-order", "pep8-naming"]
 sdist = ["setuptools-rust (>=0.11.4)"]
 ssh = ["bcrypt (>=3.1.5)"]
-test = ["pytest (>=6.2.0)", "pytest-benchmark", "pytest-cov", "pytest-subtests", "pytest-xdist", "pretend", "iso8601", "pytz", "hypothesis (>=1.11.4,!=3.79.2)"]
+test = ["hypothesis (>=1.11.4,!=3.79.2)", "iso8601", "pretend", "pytest (>=6.2.0)", "pytest-benchmark", "pytest-cov", "pytest-subtests", "pytest-xdist", "pytz"]
 
 [[package]]
 name = "numpy"
@@ -58,6 +161,36 @@ description = "NumPy is the fundamental package for array computing with Python.
 category = "main"
 optional = false
 python-versions = ">=3.8"
+files = [
+    {file = "numpy-1.23.3-cp310-cp310-macosx_10_9_x86_64.whl", hash = "sha256:c9f707b5bb73bf277d812ded9896f9512a43edff72712f31667d0a8c2f8e71ee"},
+    {file = "numpy-1.23.3-cp310-cp310-macosx_11_0_arm64.whl", hash = "sha256:ffcf105ecdd9396e05a8e58e81faaaf34d3f9875f137c7372450baa5d77c9a54"},
+    {file = "numpy-1.23.3-cp310-cp310-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:0ea3f98a0ffce3f8f57675eb9119f3f4edb81888b6874bc1953f91e0b1d4f440"},
+    {file = "numpy-1.23.3-cp310-cp310-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:004f0efcb2fe1c0bd6ae1fcfc69cc8b6bf2407e0f18be308612007a0762b4089"},
+    {file = "numpy-1.23.3-cp310-cp310-win32.whl", hash = "sha256:98dcbc02e39b1658dc4b4508442a560fe3ca5ca0d989f0df062534e5ca3a5c1a"},
+    {file = "numpy-1.23.3-cp310-cp310-win_amd64.whl", hash = "sha256:39a664e3d26ea854211867d20ebcc8023257c1800ae89773cbba9f9e97bae036"},
+    {file = "numpy-1.23.3-cp311-cp311-macosx_10_9_x86_64.whl", hash = "sha256:1f27b5322ac4067e67c8f9378b41c746d8feac8bdd0e0ffede5324667b8a075c"},
+    {file = "numpy-1.23.3-cp311-cp311-macosx_11_0_arm64.whl", hash = "sha256:2ad3ec9a748a8943e6eb4358201f7e1c12ede35f510b1a2221b70af4bb64295c"},
+    {file = "numpy-1.23.3-cp311-cp311-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:bdc9febce3e68b697d931941b263c59e0c74e8f18861f4064c1f712562903411"},
+    {file = "numpy-1.23.3-cp311-cp311-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:301c00cf5e60e08e04d842fc47df641d4a181e651c7135c50dc2762ffe293dbd"},
+    {file = "numpy-1.23.3-cp311-cp311-win32.whl", hash = "sha256:7cd1328e5bdf0dee621912f5833648e2daca72e3839ec1d6695e91089625f0b4"},
+    {file = "numpy-1.23.3-cp311-cp311-win_amd64.whl", hash = "sha256:8355fc10fd33a5a70981a5b8a0de51d10af3688d7a9e4a34fcc8fa0d7467bb7f"},
+    {file = "numpy-1.23.3-cp38-cp38-macosx_10_9_x86_64.whl", hash = "sha256:bc6e8da415f359b578b00bcfb1d08411c96e9a97f9e6c7adada554a0812a6cc6"},
+    {file = "numpy-1.23.3-cp38-cp38-macosx_11_0_arm64.whl", hash = "sha256:22d43376ee0acd547f3149b9ec12eec2f0ca4a6ab2f61753c5b29bb3e795ac4d"},
+    {file = "numpy-1.23.3-cp38-cp38-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:a64403f634e5ffdcd85e0b12c08f04b3080d3e840aef118721021f9b48fc1460"},
+    {file = "numpy-1.23.3-cp38-cp38-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:efd9d3abe5774404becdb0748178b48a218f1d8c44e0375475732211ea47c67e"},
+    {file = "numpy-1.23.3-cp38-cp38-win32.whl", hash = "sha256:f8c02ec3c4c4fcb718fdf89a6c6f709b14949408e8cf2a2be5bfa9c49548fd85"},
+    {file = "numpy-1.23.3-cp38-cp38-win_amd64.whl", hash = "sha256:e868b0389c5ccfc092031a861d4e158ea164d8b7fdbb10e3b5689b4fc6498df6"},
+    {file = "numpy-1.23.3-cp39-cp39-macosx_10_9_x86_64.whl", hash = "sha256:09f6b7bdffe57fc61d869a22f506049825d707b288039d30f26a0d0d8ea05164"},
+    {file = "numpy-1.23.3-cp39-cp39-macosx_11_0_arm64.whl", hash = "sha256:8c79d7cf86d049d0c5089231a5bcd31edb03555bd93d81a16870aa98c6cfb79d"},
+    {file = "numpy-1.23.3-cp39-cp39-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:e5d5420053bbb3dd64c30e58f9363d7a9c27444c3648e61460c1237f9ec3fa14"},
+    {file = "numpy-1.23.3-cp39-cp39-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:d5422d6a1ea9b15577a9432e26608c73a78faf0b9039437b075cf322c92e98e7"},
+    {file = "numpy-1.23.3-cp39-cp39-win32.whl", hash = "sha256:c1ba66c48b19cc9c2975c0d354f24058888cdc674bebadceb3cdc9ec403fb5d1"},
+    {file = "numpy-1.23.3-cp39-cp39-win_amd64.whl", hash = "sha256:78a63d2df1d947bd9d1b11d35564c2f9e4b57898aae4626638056ec1a231c40c"},
+    {file = "numpy-1.23.3-pp38-pypy38_pp73-macosx_10_9_x86_64.whl", hash = "sha256:17c0e467ade9bda685d5ac7f5fa729d8d3e76b23195471adae2d6a6941bd2c18"},
+    {file = "numpy-1.23.3-pp38-pypy38_pp73-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:91b8d6768a75247026e951dce3b2aac79dc7e78622fc148329135ba189813584"},
+    {file = "numpy-1.23.3-pp38-pypy38_pp73-win_amd64.whl", hash = "sha256:94c15ca4e52671a59219146ff584488907b1f9b3fc232622b47e2cf832e94fb8"},
+    {file = "numpy-1.23.3.tar.gz", hash = "sha256:51bf49c0cd1d52be0a240aa66f3458afc4b95d8993d2d04f0d91fa60c10af6cd"},
+]
 
 [[package]]
 name = "pycparser"
@@ -66,6 +199,21 @@ description = "C parser in Python"
 category = "main"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
+files = [
+    {file = "pycparser-2.21-py2.py3-none-any.whl", hash = "sha256:8ee45429555515e1f6b185e78100aea234072576aa43ab53aefcae078162fca9"},
+    {file = "pycparser-2.21.tar.gz", hash = "sha256:e644fdec12f7872f86c58ff790da456218b10f863970249516d60a5eaca77206"},
+]
+
+[[package]]
+name = "ripemd-hash"
+version = "1.0.1"
+description = "Ripemd library for Python"
+category = "main"
+optional = false
+python-versions = ">=3.8"
+files = [
+    {file = "ripemd-hash-1.0.1.tar.gz", hash = "sha256:de2fdacca95e262ce1338e5595c20195ec51bef04732041e9c16789ec8254f3f"},
+]
 
 [[package]]
 name = "secp256k1"
@@ -74,31 +222,7 @@ description = "FFI bindings to libsecp256k1"
 category = "main"
 optional = false
 python-versions = "*"
-
-[package.dependencies]
-cffi = ">=1.3.0"
-
-[metadata]
-lock-version = "1.1"
-python-versions = "^3.8"
-content-hash = "9390af79a7652981af8cc1a262ee75b4d6519cd755d16a3215516e41879bc128"
-
-[metadata.files]
-base58 = [
-    {file = "base58-2.1.1-py3-none-any.whl", hash = "sha256:11a36f4d3ce51dfc1043f3218591ac4eb1ceb172919cebe05b52a5bcc8d245c2"},
-    {file = "base58-2.1.1.tar.gz", hash = "sha256:c5d0cb3f5b6e81e8e35da5754388ddcc6d0d14b6c6a132cb93d69ed580a7278c"},
-]
-cffi = []
-chacha20poly1305 = [
-    {file = "chacha20poly1305-0.0.3.tar.gz", hash = "sha256:f2f005c7cf4638ffa4ff06c02c78748068b642916795c6d16c7cc5e355e70edf"},
-]
-cryptography = []
-numpy = []
-pycparser = [
-    {file = "pycparser-2.21-py2.py3-none-any.whl", hash = "sha256:8ee45429555515e1f6b185e78100aea234072576aa43ab53aefcae078162fca9"},
-    {file = "pycparser-2.21.tar.gz", hash = "sha256:e644fdec12f7872f86c58ff790da456218b10f863970249516d60a5eaca77206"},
-]
-secp256k1 = [
+files = [
     {file = "secp256k1-0.14.0-cp310-cp310-manylinux_2_5_i686.manylinux1_i686.manylinux_2_12_i686.manylinux2010_i686.whl", hash = "sha256:f666c67dcf1dc69e1448b2ede5e12aaf382b600204a61dbc65e4f82cea444405"},
     {file = "secp256k1-0.14.0-cp310-cp310-manylinux_2_5_x86_64.manylinux1_x86_64.manylinux_2_12_x86_64.manylinux2010_x86_64.whl", hash = "sha256:fcabb3c3497a902fb61eec72d1b69bf72747d7bcc2a732d56d9319a1e8322262"},
     {file = "secp256k1-0.14.0-cp310-cp310-musllinux_1_1_i686.whl", hash = "sha256:7a27c479ab60571502516a1506a562d0a9df062de8ad645313fabfcc97252816"},
@@ -123,3 +247,11 @@ secp256k1 = [
     {file = "secp256k1-0.14.0-pp37-pypy37_pp73-manylinux_2_5_x86_64.manylinux1_x86_64.manylinux_2_12_x86_64.manylinux2010_x86_64.whl", hash = "sha256:c9e7c024ff17e9b9d7c392bb2a917da231d6cb40ab119389ff1f51dca10339a4"},
     {file = "secp256k1-0.14.0.tar.gz", hash = "sha256:82c06712d69ef945220c8b53c1a0d424c2ff6a1f64aee609030df79ad8383397"},
 ]
+
+[package.dependencies]
+cffi = ">=1.3.0"
+
+[metadata]
+lock-version = "2.0"
+python-versions = "^3.8"
+content-hash = "286b439b247263924d34fdb3cd289f28cd5f7ec0b1a4a92db3d3a56932b052b6"
diff --git a/pyproject.toml b/pyproject.toml
index 290a759..e153da5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -28,6 +28,7 @@ chacha20poly1305 = "0.0.3"
 cryptography = "38.0.1"
 secp256k1 = "0.14.0"
 base58 = "2.1.1"
+ripemd-hash = "^1.0.1"
 
 [tool.poetry.scripts]
 # General test vectors
@@ -50,6 +51,7 @@ sapling_key_components = "zcash_test_vectors.sapling.key_components:main"
 sapling_note_encryption = "zcash_test_vectors.sapling.note_encryption:main"
 sapling_signatures = "zcash_test_vectors.sapling.redjubjub:main"
 sapling_zip32 = "zcash_test_vectors.sapling.zip32:main"
+sapling_zip32_hard = "zcash_test_vectors.sapling.zip32:hard"
 
 # Orchard test vectors
 orchard_empty_roots = "zcash_test_vectors.orchard.empty_roots:main"
diff --git a/regenerate.sh b/regenerate.sh
index 880e326..0ace9a7 100755
--- a/regenerate.sh
+++ b/regenerate.sh
@@ -19,6 +19,7 @@ tv_scripts=(
     sapling_note_encryption
     sapling_signatures
     sapling_zip32
+    sapling_zip32_hard
     unified_address
     unified_full_viewing_keys
     unified_incoming_viewing_keys
diff --git a/test-vectors/json/sapling_zip32_hard.json b/test-vectors/json/sapling_zip32_hard.json
new file mode 100644
index 0000000..c44b152
--- /dev/null
+++ b/test-vectors/json/sapling_zip32_hard.json
@@ -0,0 +1,8 @@
+[
+    ["From https://github.com/zcash-hackworks/zcash-test-vectors/blob/master/sapling_zip32.py"],
+    ["ask, nsk, ovk, dk, c, ak, nk, ivk, xsk, xfvk, fp, d0, d1, d2, dmax, internal_nsk, internal_ovk, internal_dk, internal_nk, internal_ivk, internal_xsk, internal_xfvk, internal_fp"],
+    ["b6c00c93d36032b9a268e99e86a860776560bf0e83c1a10b51f607c954742506", "8204ede83b2f1fbd84f9b45d7f996e2ebd0a030ad243b48ed39f748a8821ea06", "395884890323b9d4933c021db89bcf767df21977b2ff0683848321a4df4afb21", "77c17cb75b7796afb39f0f3e91c924607da56fa9a20e283509bc8a3ef996a172", "d0947c4b03bf72a37ab44f72276d1cf3fdcd7ebf3e73348b7e550d752018668e", "93442e5feffbff16e7217202dc7306729ffffe85af5683bce2642e3eeb5d3871", "dce8e7edece04b8950417f85ba57691b783c45b1a27422db1693dceb67b10106", "4847a130e799d3dbea36a1c16467d621fb2d80e30b3b1d1a426893415dad6601", "000000000000000000d0947c4b03bf72a37ab44f72276d1cf3fdcd7ebf3e73348b7e550d752018668eb6c00c93d36032b9a268e99e86a860776560bf0e83c1a10b51f607c9547425068204ede83b2f1fbd84f9b45d7f996e2ebd0a030ad243b48ed39f748a8821ea06395884890323b9d4933c021db89bcf767df21977b2ff0683848321a4df4afb2177c17cb75b7796afb39f0f3e91c924607da56fa9a20e283509bc8a3ef996a172", "000000000000000000d0947c4b03bf72a37ab44f72276d1cf3fdcd7ebf3e73348b7e550d752018668e93442e5feffbff16e7217202dc7306729ffffe85af5683bce2642e3eeb5d3871dce8e7edece04b8950417f85ba57691b783c45b1a27422db1693dceb67b10106395884890323b9d4933c021db89bcf767df21977b2ff0683848321a4df4afb2177c17cb75b7796afb39f0f3e91c924607da56fa9a20e283509bc8a3ef996a172", "14c2713adce93a830ea83a051908b7447783f5d106c0985e02550e426f27597c", "d8621b981cf300e9d4cc89", "48ea17a199c84bd1baa5d4", null, null, "511233636b95fd0afb6bf8193a7d8f49efd736a988775c54f956687646eaab07", "9dc477fe1e7d282913f651654d3985f09d53c2d3b5763d7a723bcbd6ee053d5a", "40ddc56e6975138c0839e580b54d6d999dc616843cfe041e8f388b124ef7b5ed", "a3831a5c6933f8ec6aa5ce316c508b7991cd94d3bdb700a1c427a6ae15e72fb5", "790577321c511804636ee6baa4eea779b4a46a5a12f85d365074a09d054f3401", "000000000000000000d0947c4b03bf72a37ab44f72276d1cf3fdcd7ebf3e73348b7e550d752018668eb6c00c93d36032b9a268e99e86a860776560bf0e83c1a10b51f607c954742506511233636b95fd0afb6bf8193a7d8f49efd736a988775c54f956687646eaab079dc477fe1e7d282913f651654d3985f09d53c2d3b5763d7a723bcbd6ee053d5a40ddc56e6975138c0839e580b54d6d999dc616843cfe041e8f388b124ef7b5ed", "000000000000000000d0947c4b03bf72a37ab44f72276d1cf3fdcd7ebf3e73348b7e550d752018668e93442e5feffbff16e7217202dc7306729ffffe85af5683bce2642e3eeb5d3871a3831a5c6933f8ec6aa5ce316c508b7991cd94d3bdb700a1c427a6ae15e72fb59dc477fe1e7d282913f651654d3985f09d53c2d3b5763d7a723bcbd6ee053d5a40ddc56e6975138c0839e580b54d6d999dc616843cfe041e8f388b124ef7b5ed", "8264edec63b155001d8496685cc7c21ea957c6f591090a1c20e52a4189b8bb96"],
+    ["d5f7e92efb7abe04dc8c148b0b3b0fc23e0429f00208ff93b68d21a6e131bd04", "372a7c6822cbe603f3465c4b9b6558f3a3512decd434012e67bffcf657e5750a", "2530761933348c1fcf14355433a8d291167fbb37b2ce37ca97160a47ec331c69", "f288400fd65f9adfe3a7c3720aceee0dae050d0a819d619f92e9e2cb4434d526", "6fccaa45a8206b063ebb68c610e05927aa94d61be93ec25eb4f82efd68caaedb", "cfca79d337bc689813e409a54e3e72ad8e2f703ae6f8223c9becbde9a8a35f53", "513de64085d35a3adf23d89d5a21cdee4db4c625bd6a3c3c624bef4344141deb", "f6e75cd980c30eabc61f49ac68f488573ab3e6afe15376375d34e406702ffd02", "0114c2713a010000806fccaa45a8206b063ebb68c610e05927aa94d61be93ec25eb4f82efd68caaedbd5f7e92efb7abe04dc8c148b0b3b0fc23e0429f00208ff93b68d21a6e131bd04372a7c6822cbe603f3465c4b9b6558f3a3512decd434012e67bffcf657e5750a2530761933348c1fcf14355433a8d291167fbb37b2ce37ca97160a47ec331c69f288400fd65f9adfe3a7c3720aceee0dae050d0a819d619f92e9e2cb4434d526", "0114c2713a010000806fccaa45a8206b063ebb68c610e05927aa94d61be93ec25eb4f82efd68caaedbcfca79d337bc689813e409a54e3e72ad8e2f703ae6f8223c9becbde9a8a35f53513de64085d35a3adf23d89d5a21cdee4db4c625bd6a3c3c624bef4344141deb2530761933348c1fcf14355433a8d291167fbb37b2ce37ca97160a47ec331c69f288400fd65f9adfe3a7c3720aceee0dae050d0a819d619f92e9e2cb4434d526", "768423cb88d22dee91b5b7661e72ed009557eba144c78d1aa71a3e88b6910696", null, "bcc323e8da39b496c05051", null, "2514320d339c666a254c06", "5d470f9779cc257f21288f505a4e65b38eb853f1a24563b9f6741726f4d30103", "7864e8c79ceaab97e6ae5bca10f7d51df4209ad0d46e80ac180d50d3ff09a670", "54f11e3fa30d34d6a74def1e6d5daf58cfc7d78b27cb0715c1affa29ae3992fa", "31424875d6a5ed75de200bb5c1d81aec4dff1650b78bb0cade3c8c7ab03df111", "e5426b5b80b1186797016580c1f41c3419683aac77cf8de02f2f9807d150b402", "0114c2713a010000806fccaa45a8206b063ebb68c610e05927aa94d61be93ec25eb4f82efd68caaedbd5f7e92efb7abe04dc8c148b0b3b0fc23e0429f00208ff93b68d21a6e131bd045d470f9779cc257f21288f505a4e65b38eb853f1a24563b9f6741726f4d301037864e8c79ceaab97e6ae5bca10f7d51df4209ad0d46e80ac180d50d3ff09a67054f11e3fa30d34d6a74def1e6d5daf58cfc7d78b27cb0715c1affa29ae3992fa", "0114c2713a010000806fccaa45a8206b063ebb68c610e05927aa94d61be93ec25eb4f82efd68caaedbcfca79d337bc689813e409a54e3e72ad8e2f703ae6f8223c9becbde9a8a35f5331424875d6a5ed75de200bb5c1d81aec4dff1650b78bb0cade3c8c7ab03df1117864e8c79ceaab97e6ae5bca10f7d51df4209ad0d46e80ac180d50d3ff09a67054f11e3fa30d34d6a74def1e6d5daf58cfc7d78b27cb0715c1affa29ae3992fa", "1287c379023569164eb523ffdd72031c35e1859f3ef8d4830a2991ba7e15de2d"],
+    ["7ff35db69e13c36f59ad9c08d32d5227378da0cff971fd424baef9a6332f5106", "779c6ee4a03944eba28bc9bdc1329a391407f48c410d5ae0a364f59959bfde00", "d9fc7101bf907f41886a7330a5d6a7bd23535e305eb7679bc23d7605936185ac", "e4699e9a86e031c54b21cdd0960ac18ddd61ec9f7ae98d5582a6faf65f3248d1", "4479086c75d080796020f500c1e30a54cfe29dda36f2144fb33a50806fbef7da", "9a853f9544713797e0851764da392e68534b1d948dae4742ee765c727572ab4e", "f166a28a4f88cec12141a82d2120bd6d8caf879c9a1b3ad2118501364f5d4fbe", "33bd46015a2cad17d6e015eb88861b0c917796246570521c9e1ae4b1c8311d06", "02768423cb020000804479086c75d080796020f500c1e30a54cfe29dda36f2144fb33a50806fbef7da7ff35db69e13c36f59ad9c08d32d5227378da0cff971fd424baef9a6332f5106779c6ee4a03944eba28bc9bdc1329a391407f48c410d5ae0a364f59959bfde00d9fc7101bf907f41886a7330a5d6a7bd23535e305eb7679bc23d7605936185ace4699e9a86e031c54b21cdd0960ac18ddd61ec9f7ae98d5582a6faf65f3248d1", "02768423cb020000804479086c75d080796020f500c1e30a54cfe29dda36f2144fb33a50806fbef7da9a853f9544713797e0851764da392e68534b1d948dae4742ee765c727572ab4ef166a28a4f88cec12141a82d2120bd6d8caf879c9a1b3ad2118501364f5d4fbed9fc7101bf907f41886a7330a5d6a7bd23535e305eb7679bc23d7605936185ace4699e9a86e031c54b21cdd0960ac18ddd61ec9f7ae98d5582a6faf65f3248d1", "0bdc2d2b6eb1f927cbabdbb9d43db8de857bb716df86cecf081e1a2b74fcad55", null, null, null, null, "7b17176527f917990f9f5179cb23c16ec0a926edc41ab2ba42137bef5c209f09", "c612cbc977307e5352a1588bd70f41af11e73b7bc6bcbc732aa306c21cd00f3a", "35ef4d265951dcaaec26ef8fbdf84c92b790049d0993772efb4397f04930f167", "8d0555e8e020c9d360685d242f2ba9f774613fa09401f125bca929eca486a3d1", "7f7ceefa65428e8b7076191a2393957b9c095061d8cce1283dd15c2b5e8fc305", "02768423cb020000804479086c75d080796020f500c1e30a54cfe29dda36f2144fb33a50806fbef7da7ff35db69e13c36f59ad9c08d32d5227378da0cff971fd424baef9a6332f51067b17176527f917990f9f5179cb23c16ec0a926edc41ab2ba42137bef5c209f09c612cbc977307e5352a1588bd70f41af11e73b7bc6bcbc732aa306c21cd00f3a35ef4d265951dcaaec26ef8fbdf84c92b790049d0993772efb4397f04930f167", "02768423cb020000804479086c75d080796020f500c1e30a54cfe29dda36f2144fb33a50806fbef7da9a853f9544713797e0851764da392e68534b1d948dae4742ee765c727572ab4e8d0555e8e020c9d360685d242f2ba9f774613fa09401f125bca929eca486a3d1c612cbc977307e5352a1588bd70f41af11e73b7bc6bcbc732aa306c21cd00f3a35ef4d265951dcaaec26ef8fbdf84c92b790049d0993772efb4397f04930f167", "e0baa5dbb806c721333c6308345fc51c2dc1e009da044778a3c3294d6817a3c4"],
+    ["4593d24d21e35937f152cf90461c332f69503c104581d683e0ac29f84decaf07", "1ac87ec2123f5057e3c0f858e80dfa0ee4553ded27b7b5abfbb6fa6effa7bb0b", "1e36ea0cf2be2e9d6ce380a8af18e75da9225551fbef8b98311b5c9c1b4b9ee3", "57fc6c59a4f3ad5a6f609db671d28cbf703f0d14dc363aaaed70729c107bbb6a", "33dc012d7690ced2cd2bcb2cc3e463e28d8c29ef3b01be59b2bdfc385bbdc74b", "9c6d859a752c305d6263de95f2fcf734b126df2456c7d31bc601c8ddec409112", "d3ee41f84b5a9508b61d29b2fb45636d19aa10d782cd978cfe6715492fcd224e", "d138e137c6671de782fb01ba911d9864bebc4436ccb388b4c1ce0256a8db7401", "030bdc2d2b0300008033dc012d7690ced2cd2bcb2cc3e463e28d8c29ef3b01be59b2bdfc385bbdc74b4593d24d21e35937f152cf90461c332f69503c104581d683e0ac29f84decaf071ac87ec2123f5057e3c0f858e80dfa0ee4553ded27b7b5abfbb6fa6effa7bb0b1e36ea0cf2be2e9d6ce380a8af18e75da9225551fbef8b98311b5c9c1b4b9ee357fc6c59a4f3ad5a6f609db671d28cbf703f0d14dc363aaaed70729c107bbb6a", "030bdc2d2b0300008033dc012d7690ced2cd2bcb2cc3e463e28d8c29ef3b01be59b2bdfc385bbdc74b9c6d859a752c305d6263de95f2fcf734b126df2456c7d31bc601c8ddec409112d3ee41f84b5a9508b61d29b2fb45636d19aa10d782cd978cfe6715492fcd224e1e36ea0cf2be2e9d6ce380a8af18e75da9225551fbef8b98311b5c9c1b4b9ee357fc6c59a4f3ad5a6f609db671d28cbf703f0d14dc363aaaed70729c107bbb6a", "df0a89bd883539c07b89e04c92764ec2d159690f5ad5dd3d0ad8ac2969de22c8", null, null, null, "b831c2965a860ad760ec2a", "9c393c5bd7664d63efa1baea99fc6dc474fea753ce84c881d9ef28778675b105", "69aab02ea643579d4d852af8b432b88d1ca000444ab0737a4115e063f148d272", "8826a93c65c66e75543274e672adf559f7d7265e99cc11da4a1420a37b92f7ab", "59baa90f834a661bf2be4246a43d189c7d0e17a8247b4fd9d2e153a5973dc8ec", "8a86fb2781fe6f24d960dddb2f7813c031fec55d26ccdee1f7182a3ec683cf04", "030bdc2d2b0300008033dc012d7690ced2cd2bcb2cc3e463e28d8c29ef3b01be59b2bdfc385bbdc74b4593d24d21e35937f152cf90461c332f69503c104581d683e0ac29f84decaf079c393c5bd7664d63efa1baea99fc6dc474fea753ce84c881d9ef28778675b10569aab02ea643579d4d852af8b432b88d1ca000444ab0737a4115e063f148d2728826a93c65c66e75543274e672adf559f7d7265e99cc11da4a1420a37b92f7ab", "030bdc2d2b0300008033dc012d7690ced2cd2bcb2cc3e463e28d8c29ef3b01be59b2bdfc385bbdc74b9c6d859a752c305d6263de95f2fcf734b126df2456c7d31bc601c8ddec40911259baa90f834a661bf2be4246a43d189c7d0e17a8247b4fd9d2e153a5973dc8ec69aab02ea643579d4d852af8b432b88d1ca000444ab0737a4115e063f148d2728826a93c65c66e75543274e672adf559f7d7265e99cc11da4a1420a37b92f7ab", "3f63161d5b437204f7012a3a1d36581dab397a843b2c589811edcc5b501cd4eb"]
+]
diff --git a/test-vectors/rust/sapling_zip32_hard.rs b/test-vectors/rust/sapling_zip32_hard.rs
new file mode 100644
index 0000000..67b4780
--- /dev/null
+++ b/test-vectors/rust/sapling_zip32_hard.rs
@@ -0,0 +1,291 @@
+        struct TestVector {
+            ask: Option<[u8; 32]>,
+            nsk: Option<[u8; 32]>,
+            ovk: [u8; 32],
+            dk: [u8; 32],
+            c: [u8; 32],
+            ak: [u8; 32],
+            nk: [u8; 32],
+            ivk: [u8; 32],
+            xsk: Option<[u8; 169]>,
+            xfvk: [u8; 169],
+            fp: [u8; 32],
+            d0: Option<[u8; 11]>,
+            d1: Option<[u8; 11]>,
+            d2: Option<[u8; 11]>,
+            dmax: Option<[u8; 11]>,
+            internal_nsk: Option<[u8; 32]>,
+            internal_ovk: [u8; 32],
+            internal_dk: [u8; 32],
+            internal_nk: [u8; 32],
+            internal_ivk: [u8; 32],
+            internal_xsk: Option<[u8; 169]>,
+            internal_xfvk: [u8; 169],
+            internal_fp: [u8; 32],
+        };
+
+        // From https://github.com/zcash-hackworks/zcash-test-vectors/blob/master/sapling_zip32.py
+        let test_vectors = vec![
+            TestVector {
+                ask: Some([
+                    0xb6, 0xc0, 0x0c, 0x93, 0xd3, 0x60, 0x32, 0xb9, 0xa2, 0x68, 0xe9, 0x9e, 0x86, 0xa8, 0x60, 0x77, 0x65, 0x60, 0xbf, 0x0e, 0x83, 0xc1, 0xa1, 0x0b, 0x51, 0xf6, 0x07, 0xc9, 0x54, 0x74, 0x25, 0x06
+                ]),
+                nsk: Some([
+                    0x82, 0x04, 0xed, 0xe8, 0x3b, 0x2f, 0x1f, 0xbd, 0x84, 0xf9, 0xb4, 0x5d, 0x7f, 0x99, 0x6e, 0x2e, 0xbd, 0x0a, 0x03, 0x0a, 0xd2, 0x43, 0xb4, 0x8e, 0xd3, 0x9f, 0x74, 0x8a, 0x88, 0x21, 0xea, 0x06
+                ]),
+                ovk: [
+                    0x39, 0x58, 0x84, 0x89, 0x03, 0x23, 0xb9, 0xd4, 0x93, 0x3c, 0x02, 0x1d, 0xb8, 0x9b, 0xcf, 0x76, 0x7d, 0xf2, 0x19, 0x77, 0xb2, 0xff, 0x06, 0x83, 0x84, 0x83, 0x21, 0xa4, 0xdf, 0x4a, 0xfb, 0x21
+                ],
+                dk: [
+                    0x77, 0xc1, 0x7c, 0xb7, 0x5b, 0x77, 0x96, 0xaf, 0xb3, 0x9f, 0x0f, 0x3e, 0x91, 0xc9, 0x24, 0x60, 0x7d, 0xa5, 0x6f, 0xa9, 0xa2, 0x0e, 0x28, 0x35, 0x09, 0xbc, 0x8a, 0x3e, 0xf9, 0x96, 0xa1, 0x72
+                ],
+                c: [
+                    0xd0, 0x94, 0x7c, 0x4b, 0x03, 0xbf, 0x72, 0xa3, 0x7a, 0xb4, 0x4f, 0x72, 0x27, 0x6d, 0x1c, 0xf3, 0xfd, 0xcd, 0x7e, 0xbf, 0x3e, 0x73, 0x34, 0x8b, 0x7e, 0x55, 0x0d, 0x75, 0x20, 0x18, 0x66, 0x8e
+                ],
+                ak: [
+                    0x93, 0x44, 0x2e, 0x5f, 0xef, 0xfb, 0xff, 0x16, 0xe7, 0x21, 0x72, 0x02, 0xdc, 0x73, 0x06, 0x72, 0x9f, 0xff, 0xfe, 0x85, 0xaf, 0x56, 0x83, 0xbc, 0xe2, 0x64, 0x2e, 0x3e, 0xeb, 0x5d, 0x38, 0x71
+                ],
+                nk: [
+                    0xdc, 0xe8, 0xe7, 0xed, 0xec, 0xe0, 0x4b, 0x89, 0x50, 0x41, 0x7f, 0x85, 0xba, 0x57, 0x69, 0x1b, 0x78, 0x3c, 0x45, 0xb1, 0xa2, 0x74, 0x22, 0xdb, 0x16, 0x93, 0xdc, 0xeb, 0x67, 0xb1, 0x01, 0x06
+                ],
+                ivk: [
+                    0x48, 0x47, 0xa1, 0x30, 0xe7, 0x99, 0xd3, 0xdb, 0xea, 0x36, 0xa1, 0xc1, 0x64, 0x67, 0xd6, 0x21, 0xfb, 0x2d, 0x80, 0xe3, 0x0b, 0x3b, 0x1d, 0x1a, 0x42, 0x68, 0x93, 0x41, 0x5d, 0xad, 0x66, 0x01
+                ],
+                xsk: Some([
+                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xd0, 0x94, 0x7c, 0x4b, 0x03, 0xbf, 0x72, 0xa3, 0x7a, 0xb4, 0x4f, 0x72, 0x27, 0x6d, 0x1c, 0xf3, 0xfd, 0xcd, 0x7e, 0xbf, 0x3e, 0x73, 0x34, 0x8b, 0x7e, 0x55, 0x0d, 0x75, 0x20, 0x18, 0x66, 0x8e, 0xb6, 0xc0, 0x0c, 0x93, 0xd3, 0x60, 0x32, 0xb9, 0xa2, 0x68, 0xe9, 0x9e, 0x86, 0xa8, 0x60, 0x77, 0x65, 0x60, 0xbf, 0x0e, 0x83, 0xc1, 0xa1, 0x0b, 0x51, 0xf6, 0x07, 0xc9, 0x54, 0x74, 0x25, 0x06, 0x82, 0x04, 0xed, 0xe8, 0x3b, 0x2f, 0x1f, 0xbd, 0x84, 0xf9, 0xb4, 0x5d, 0x7f, 0x99, 0x6e, 0x2e, 0xbd, 0x0a, 0x03, 0x0a, 0xd2, 0x43, 0xb4, 0x8e, 0xd3, 0x9f, 0x74, 0x8a, 0x88, 0x21, 0xea, 0x06, 0x39, 0x58, 0x84, 0x89, 0x03, 0x23, 0xb9, 0xd4, 0x93, 0x3c, 0x02, 0x1d, 0xb8, 0x9b, 0xcf, 0x76, 0x7d, 0xf2, 0x19, 0x77, 0xb2, 0xff, 0x06, 0x83, 0x84, 0x83, 0x21, 0xa4, 0xdf, 0x4a, 0xfb, 0x21, 0x77, 0xc1, 0x7c, 0xb7, 0x5b, 0x77, 0x96, 0xaf, 0xb3, 0x9f, 0x0f, 0x3e, 0x91, 0xc9, 0x24, 0x60, 0x7d, 0xa5, 0x6f, 0xa9, 0xa2, 0x0e, 0x28, 0x35, 0x09, 0xbc, 0x8a, 0x3e, 0xf9, 0x96, 0xa1, 0x72
+                ]),
+                xfvk: [
+                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xd0, 0x94, 0x7c, 0x4b, 0x03, 0xbf, 0x72, 0xa3, 0x7a, 0xb4, 0x4f, 0x72, 0x27, 0x6d, 0x1c, 0xf3, 0xfd, 0xcd, 0x7e, 0xbf, 0x3e, 0x73, 0x34, 0x8b, 0x7e, 0x55, 0x0d, 0x75, 0x20, 0x18, 0x66, 0x8e, 0x93, 0x44, 0x2e, 0x5f, 0xef, 0xfb, 0xff, 0x16, 0xe7, 0x21, 0x72, 0x02, 0xdc, 0x73, 0x06, 0x72, 0x9f, 0xff, 0xfe, 0x85, 0xaf, 0x56, 0x83, 0xbc, 0xe2, 0x64, 0x2e, 0x3e, 0xeb, 0x5d, 0x38, 0x71, 0xdc, 0xe8, 0xe7, 0xed, 0xec, 0xe0, 0x4b, 0x89, 0x50, 0x41, 0x7f, 0x85, 0xba, 0x57, 0x69, 0x1b, 0x78, 0x3c, 0x45, 0xb1, 0xa2, 0x74, 0x22, 0xdb, 0x16, 0x93, 0xdc, 0xeb, 0x67, 0xb1, 0x01, 0x06, 0x39, 0x58, 0x84, 0x89, 0x03, 0x23, 0xb9, 0xd4, 0x93, 0x3c, 0x02, 0x1d, 0xb8, 0x9b, 0xcf, 0x76, 0x7d, 0xf2, 0x19, 0x77, 0xb2, 0xff, 0x06, 0x83, 0x84, 0x83, 0x21, 0xa4, 0xdf, 0x4a, 0xfb, 0x21, 0x77, 0xc1, 0x7c, 0xb7, 0x5b, 0x77, 0x96, 0xaf, 0xb3, 0x9f, 0x0f, 0x3e, 0x91, 0xc9, 0x24, 0x60, 0x7d, 0xa5, 0x6f, 0xa9, 0xa2, 0x0e, 0x28, 0x35, 0x09, 0xbc, 0x8a, 0x3e, 0xf9, 0x96, 0xa1, 0x72
+                ],
+                fp: [
+                    0x14, 0xc2, 0x71, 0x3a, 0xdc, 0xe9, 0x3a, 0x83, 0x0e, 0xa8, 0x3a, 0x05, 0x19, 0x08, 0xb7, 0x44, 0x77, 0x83, 0xf5, 0xd1, 0x06, 0xc0, 0x98, 0x5e, 0x02, 0x55, 0x0e, 0x42, 0x6f, 0x27, 0x59, 0x7c
+                ],
+                d0: Some([
+                    0xd8, 0x62, 0x1b, 0x98, 0x1c, 0xf3, 0x00, 0xe9, 0xd4, 0xcc, 0x89
+                ]),
+                d1: Some([
+                    0x48, 0xea, 0x17, 0xa1, 0x99, 0xc8, 0x4b, 0xd1, 0xba, 0xa5, 0xd4
+                ]),
+                d2: None,
+                dmax: None,
+                internal_nsk: Some([
+                    0x51, 0x12, 0x33, 0x63, 0x6b, 0x95, 0xfd, 0x0a, 0xfb, 0x6b, 0xf8, 0x19, 0x3a, 0x7d, 0x8f, 0x49, 0xef, 0xd7, 0x36, 0xa9, 0x88, 0x77, 0x5c, 0x54, 0xf9, 0x56, 0x68, 0x76, 0x46, 0xea, 0xab, 0x07
+                ]),
+                internal_ovk: [
+                    0x9d, 0xc4, 0x77, 0xfe, 0x1e, 0x7d, 0x28, 0x29, 0x13, 0xf6, 0x51, 0x65, 0x4d, 0x39, 0x85, 0xf0, 0x9d, 0x53, 0xc2, 0xd3, 0xb5, 0x76, 0x3d, 0x7a, 0x72, 0x3b, 0xcb, 0xd6, 0xee, 0x05, 0x3d, 0x5a
+                ],
+                internal_dk: [
+                    0x40, 0xdd, 0xc5, 0x6e, 0x69, 0x75, 0x13, 0x8c, 0x08, 0x39, 0xe5, 0x80, 0xb5, 0x4d, 0x6d, 0x99, 0x9d, 0xc6, 0x16, 0x84, 0x3c, 0xfe, 0x04, 0x1e, 0x8f, 0x38, 0x8b, 0x12, 0x4e, 0xf7, 0xb5, 0xed
+                ],
+                internal_nk: [
+                    0xa3, 0x83, 0x1a, 0x5c, 0x69, 0x33, 0xf8, 0xec, 0x6a, 0xa5, 0xce, 0x31, 0x6c, 0x50, 0x8b, 0x79, 0x91, 0xcd, 0x94, 0xd3, 0xbd, 0xb7, 0x00, 0xa1, 0xc4, 0x27, 0xa6, 0xae, 0x15, 0xe7, 0x2f, 0xb5
+                ],
+                internal_ivk: [
+                    0x79, 0x05, 0x77, 0x32, 0x1c, 0x51, 0x18, 0x04, 0x63, 0x6e, 0xe6, 0xba, 0xa4, 0xee, 0xa7, 0x79, 0xb4, 0xa4, 0x6a, 0x5a, 0x12, 0xf8, 0x5d, 0x36, 0x50, 0x74, 0xa0, 0x9d, 0x05, 0x4f, 0x34, 0x01
+                ],
+                internal_xsk: Some([
+                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xd0, 0x94, 0x7c, 0x4b, 0x03, 0xbf, 0x72, 0xa3, 0x7a, 0xb4, 0x4f, 0x72, 0x27, 0x6d, 0x1c, 0xf3, 0xfd, 0xcd, 0x7e, 0xbf, 0x3e, 0x73, 0x34, 0x8b, 0x7e, 0x55, 0x0d, 0x75, 0x20, 0x18, 0x66, 0x8e, 0xb6, 0xc0, 0x0c, 0x93, 0xd3, 0x60, 0x32, 0xb9, 0xa2, 0x68, 0xe9, 0x9e, 0x86, 0xa8, 0x60, 0x77, 0x65, 0x60, 0xbf, 0x0e, 0x83, 0xc1, 0xa1, 0x0b, 0x51, 0xf6, 0x07, 0xc9, 0x54, 0x74, 0x25, 0x06, 0x51, 0x12, 0x33, 0x63, 0x6b, 0x95, 0xfd, 0x0a, 0xfb, 0x6b, 0xf8, 0x19, 0x3a, 0x7d, 0x8f, 0x49, 0xef, 0xd7, 0x36, 0xa9, 0x88, 0x77, 0x5c, 0x54, 0xf9, 0x56, 0x68, 0x76, 0x46, 0xea, 0xab, 0x07, 0x9d, 0xc4, 0x77, 0xfe, 0x1e, 0x7d, 0x28, 0x29, 0x13, 0xf6, 0x51, 0x65, 0x4d, 0x39, 0x85, 0xf0, 0x9d, 0x53, 0xc2, 0xd3, 0xb5, 0x76, 0x3d, 0x7a, 0x72, 0x3b, 0xcb, 0xd6, 0xee, 0x05, 0x3d, 0x5a, 0x40, 0xdd, 0xc5, 0x6e, 0x69, 0x75, 0x13, 0x8c, 0x08, 0x39, 0xe5, 0x80, 0xb5, 0x4d, 0x6d, 0x99, 0x9d, 0xc6, 0x16, 0x84, 0x3c, 0xfe, 0x04, 0x1e, 0x8f, 0x38, 0x8b, 0x12, 0x4e, 0xf7, 0xb5, 0xed
+                ]),
+                internal_xfvk: [
+                    0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xd0, 0x94, 0x7c, 0x4b, 0x03, 0xbf, 0x72, 0xa3, 0x7a, 0xb4, 0x4f, 0x72, 0x27, 0x6d, 0x1c, 0xf3, 0xfd, 0xcd, 0x7e, 0xbf, 0x3e, 0x73, 0x34, 0x8b, 0x7e, 0x55, 0x0d, 0x75, 0x20, 0x18, 0x66, 0x8e, 0x93, 0x44, 0x2e, 0x5f, 0xef, 0xfb, 0xff, 0x16, 0xe7, 0x21, 0x72, 0x02, 0xdc, 0x73, 0x06, 0x72, 0x9f, 0xff, 0xfe, 0x85, 0xaf, 0x56, 0x83, 0xbc, 0xe2, 0x64, 0x2e, 0x3e, 0xeb, 0x5d, 0x38, 0x71, 0xa3, 0x83, 0x1a, 0x5c, 0x69, 0x33, 0xf8, 0xec, 0x6a, 0xa5, 0xce, 0x31, 0x6c, 0x50, 0x8b, 0x79, 0x91, 0xcd, 0x94, 0xd3, 0xbd, 0xb7, 0x00, 0xa1, 0xc4, 0x27, 0xa6, 0xae, 0x15, 0xe7, 0x2f, 0xb5, 0x9d, 0xc4, 0x77, 0xfe, 0x1e, 0x7d, 0x28, 0x29, 0x13, 0xf6, 0x51, 0x65, 0x4d, 0x39, 0x85, 0xf0, 0x9d, 0x53, 0xc2, 0xd3, 0xb5, 0x76, 0x3d, 0x7a, 0x72, 0x3b, 0xcb, 0xd6, 0xee, 0x05, 0x3d, 0x5a, 0x40, 0xdd, 0xc5, 0x6e, 0x69, 0x75, 0x13, 0x8c, 0x08, 0x39, 0xe5, 0x80, 0xb5, 0x4d, 0x6d, 0x99, 0x9d, 0xc6, 0x16, 0x84, 0x3c, 0xfe, 0x04, 0x1e, 0x8f, 0x38, 0x8b, 0x12, 0x4e, 0xf7, 0xb5, 0xed
+                ],
+                internal_fp: [
+                    0x82, 0x64, 0xed, 0xec, 0x63, 0xb1, 0x55, 0x00, 0x1d, 0x84, 0x96, 0x68, 0x5c, 0xc7, 0xc2, 0x1e, 0xa9, 0x57, 0xc6, 0xf5, 0x91, 0x09, 0x0a, 0x1c, 0x20, 0xe5, 0x2a, 0x41, 0x89, 0xb8, 0xbb, 0x96
+                ],
+            },
+            TestVector {
+                ask: Some([
+                    0xd5, 0xf7, 0xe9, 0x2e, 0xfb, 0x7a, 0xbe, 0x04, 0xdc, 0x8c, 0x14, 0x8b, 0x0b, 0x3b, 0x0f, 0xc2, 0x3e, 0x04, 0x29, 0xf0, 0x02, 0x08, 0xff, 0x93, 0xb6, 0x8d, 0x21, 0xa6, 0xe1, 0x31, 0xbd, 0x04
+                ]),
+                nsk: Some([
+                    0x37, 0x2a, 0x7c, 0x68, 0x22, 0xcb, 0xe6, 0x03, 0xf3, 0x46, 0x5c, 0x4b, 0x9b, 0x65, 0x58, 0xf3, 0xa3, 0x51, 0x2d, 0xec, 0xd4, 0x34, 0x01, 0x2e, 0x67, 0xbf, 0xfc, 0xf6, 0x57, 0xe5, 0x75, 0x0a
+                ]),
+                ovk: [
+                    0x25, 0x30, 0x76, 0x19, 0x33, 0x34, 0x8c, 0x1f, 0xcf, 0x14, 0x35, 0x54, 0x33, 0xa8, 0xd2, 0x91, 0x16, 0x7f, 0xbb, 0x37, 0xb2, 0xce, 0x37, 0xca, 0x97, 0x16, 0x0a, 0x47, 0xec, 0x33, 0x1c, 0x69
+                ],
+                dk: [
+                    0xf2, 0x88, 0x40, 0x0f, 0xd6, 0x5f, 0x9a, 0xdf, 0xe3, 0xa7, 0xc3, 0x72, 0x0a, 0xce, 0xee, 0x0d, 0xae, 0x05, 0x0d, 0x0a, 0x81, 0x9d, 0x61, 0x9f, 0x92, 0xe9, 0xe2, 0xcb, 0x44, 0x34, 0xd5, 0x26
+                ],
+                c: [
+                    0x6f, 0xcc, 0xaa, 0x45, 0xa8, 0x20, 0x6b, 0x06, 0x3e, 0xbb, 0x68, 0xc6, 0x10, 0xe0, 0x59, 0x27, 0xaa, 0x94, 0xd6, 0x1b, 0xe9, 0x3e, 0xc2, 0x5e, 0xb4, 0xf8, 0x2e, 0xfd, 0x68, 0xca, 0xae, 0xdb
+                ],
+                ak: [
+                    0xcf, 0xca, 0x79, 0xd3, 0x37, 0xbc, 0x68, 0x98, 0x13, 0xe4, 0x09, 0xa5, 0x4e, 0x3e, 0x72, 0xad, 0x8e, 0x2f, 0x70, 0x3a, 0xe6, 0xf8, 0x22, 0x3c, 0x9b, 0xec, 0xbd, 0xe9, 0xa8, 0xa3, 0x5f, 0x53
+                ],
+                nk: [
+                    0x51, 0x3d, 0xe6, 0x40, 0x85, 0xd3, 0x5a, 0x3a, 0xdf, 0x23, 0xd8, 0x9d, 0x5a, 0x21, 0xcd, 0xee, 0x4d, 0xb4, 0xc6, 0x25, 0xbd, 0x6a, 0x3c, 0x3c, 0x62, 0x4b, 0xef, 0x43, 0x44, 0x14, 0x1d, 0xeb
+                ],
+                ivk: [
+                    0xf6, 0xe7, 0x5c, 0xd9, 0x80, 0xc3, 0x0e, 0xab, 0xc6, 0x1f, 0x49, 0xac, 0x68, 0xf4, 0x88, 0x57, 0x3a, 0xb3, 0xe6, 0xaf, 0xe1, 0x53, 0x76, 0x37, 0x5d, 0x34, 0xe4, 0x06, 0x70, 0x2f, 0xfd, 0x02
+                ],
+                xsk: Some([
+                    0x01, 0x14, 0xc2, 0x71, 0x3a, 0x01, 0x00, 0x00, 0x80, 0x6f, 0xcc, 0xaa, 0x45, 0xa8, 0x20, 0x6b, 0x06, 0x3e, 0xbb, 0x68, 0xc6, 0x10, 0xe0, 0x59, 0x27, 0xaa, 0x94, 0xd6, 0x1b, 0xe9, 0x3e, 0xc2, 0x5e, 0xb4, 0xf8, 0x2e, 0xfd, 0x68, 0xca, 0xae, 0xdb, 0xd5, 0xf7, 0xe9, 0x2e, 0xfb, 0x7a, 0xbe, 0x04, 0xdc, 0x8c, 0x14, 0x8b, 0x0b, 0x3b, 0x0f, 0xc2, 0x3e, 0x04, 0x29, 0xf0, 0x02, 0x08, 0xff, 0x93, 0xb6, 0x8d, 0x21, 0xa6, 0xe1, 0x31, 0xbd, 0x04, 0x37, 0x2a, 0x7c, 0x68, 0x22, 0xcb, 0xe6, 0x03, 0xf3, 0x46, 0x5c, 0x4b, 0x9b, 0x65, 0x58, 0xf3, 0xa3, 0x51, 0x2d, 0xec, 0xd4, 0x34, 0x01, 0x2e, 0x67, 0xbf, 0xfc, 0xf6, 0x57, 0xe5, 0x75, 0x0a, 0x25, 0x30, 0x76, 0x19, 0x33, 0x34, 0x8c, 0x1f, 0xcf, 0x14, 0x35, 0x54, 0x33, 0xa8, 0xd2, 0x91, 0x16, 0x7f, 0xbb, 0x37, 0xb2, 0xce, 0x37, 0xca, 0x97, 0x16, 0x0a, 0x47, 0xec, 0x33, 0x1c, 0x69, 0xf2, 0x88, 0x40, 0x0f, 0xd6, 0x5f, 0x9a, 0xdf, 0xe3, 0xa7, 0xc3, 0x72, 0x0a, 0xce, 0xee, 0x0d, 0xae, 0x05, 0x0d, 0x0a, 0x81, 0x9d, 0x61, 0x9f, 0x92, 0xe9, 0xe2, 0xcb, 0x44, 0x34, 0xd5, 0x26
+                ]),
+                xfvk: [
+                    0x01, 0x14, 0xc2, 0x71, 0x3a, 0x01, 0x00, 0x00, 0x80, 0x6f, 0xcc, 0xaa, 0x45, 0xa8, 0x20, 0x6b, 0x06, 0x3e, 0xbb, 0x68, 0xc6, 0x10, 0xe0, 0x59, 0x27, 0xaa, 0x94, 0xd6, 0x1b, 0xe9, 0x3e, 0xc2, 0x5e, 0xb4, 0xf8, 0x2e, 0xfd, 0x68, 0xca, 0xae, 0xdb, 0xcf, 0xca, 0x79, 0xd3, 0x37, 0xbc, 0x68, 0x98, 0x13, 0xe4, 0x09, 0xa5, 0x4e, 0x3e, 0x72, 0xad, 0x8e, 0x2f, 0x70, 0x3a, 0xe6, 0xf8, 0x22, 0x3c, 0x9b, 0xec, 0xbd, 0xe9, 0xa8, 0xa3, 0x5f, 0x53, 0x51, 0x3d, 0xe6, 0x40, 0x85, 0xd3, 0x5a, 0x3a, 0xdf, 0x23, 0xd8, 0x9d, 0x5a, 0x21, 0xcd, 0xee, 0x4d, 0xb4, 0xc6, 0x25, 0xbd, 0x6a, 0x3c, 0x3c, 0x62, 0x4b, 0xef, 0x43, 0x44, 0x14, 0x1d, 0xeb, 0x25, 0x30, 0x76, 0x19, 0x33, 0x34, 0x8c, 0x1f, 0xcf, 0x14, 0x35, 0x54, 0x33, 0xa8, 0xd2, 0x91, 0x16, 0x7f, 0xbb, 0x37, 0xb2, 0xce, 0x37, 0xca, 0x97, 0x16, 0x0a, 0x47, 0xec, 0x33, 0x1c, 0x69, 0xf2, 0x88, 0x40, 0x0f, 0xd6, 0x5f, 0x9a, 0xdf, 0xe3, 0xa7, 0xc3, 0x72, 0x0a, 0xce, 0xee, 0x0d, 0xae, 0x05, 0x0d, 0x0a, 0x81, 0x9d, 0x61, 0x9f, 0x92, 0xe9, 0xe2, 0xcb, 0x44, 0x34, 0xd5, 0x26
+                ],
+                fp: [
+                    0x76, 0x84, 0x23, 0xcb, 0x88, 0xd2, 0x2d, 0xee, 0x91, 0xb5, 0xb7, 0x66, 0x1e, 0x72, 0xed, 0x00, 0x95, 0x57, 0xeb, 0xa1, 0x44, 0xc7, 0x8d, 0x1a, 0xa7, 0x1a, 0x3e, 0x88, 0xb6, 0x91, 0x06, 0x96
+                ],
+                d0: None,
+                d1: Some([
+                    0xbc, 0xc3, 0x23, 0xe8, 0xda, 0x39, 0xb4, 0x96, 0xc0, 0x50, 0x51
+                ]),
+                d2: None,
+                dmax: Some([
+                    0x25, 0x14, 0x32, 0x0d, 0x33, 0x9c, 0x66, 0x6a, 0x25, 0x4c, 0x06
+                ]),
+                internal_nsk: Some([
+                    0x5d, 0x47, 0x0f, 0x97, 0x79, 0xcc, 0x25, 0x7f, 0x21, 0x28, 0x8f, 0x50, 0x5a, 0x4e, 0x65, 0xb3, 0x8e, 0xb8, 0x53, 0xf1, 0xa2, 0x45, 0x63, 0xb9, 0xf6, 0x74, 0x17, 0x26, 0xf4, 0xd3, 0x01, 0x03
+                ]),
+                internal_ovk: [
+                    0x78, 0x64, 0xe8, 0xc7, 0x9c, 0xea, 0xab, 0x97, 0xe6, 0xae, 0x5b, 0xca, 0x10, 0xf7, 0xd5, 0x1d, 0xf4, 0x20, 0x9a, 0xd0, 0xd4, 0x6e, 0x80, 0xac, 0x18, 0x0d, 0x50, 0xd3, 0xff, 0x09, 0xa6, 0x70
+                ],
+                internal_dk: [
+                    0x54, 0xf1, 0x1e, 0x3f, 0xa3, 0x0d, 0x34, 0xd6, 0xa7, 0x4d, 0xef, 0x1e, 0x6d, 0x5d, 0xaf, 0x58, 0xcf, 0xc7, 0xd7, 0x8b, 0x27, 0xcb, 0x07, 0x15, 0xc1, 0xaf, 0xfa, 0x29, 0xae, 0x39, 0x92, 0xfa
+                ],
+                internal_nk: [
+                    0x31, 0x42, 0x48, 0x75, 0xd6, 0xa5, 0xed, 0x75, 0xde, 0x20, 0x0b, 0xb5, 0xc1, 0xd8, 0x1a, 0xec, 0x4d, 0xff, 0x16, 0x50, 0xb7, 0x8b, 0xb0, 0xca, 0xde, 0x3c, 0x8c, 0x7a, 0xb0, 0x3d, 0xf1, 0x11
+                ],
+                internal_ivk: [
+                    0xe5, 0x42, 0x6b, 0x5b, 0x80, 0xb1, 0x18, 0x67, 0x97, 0x01, 0x65, 0x80, 0xc1, 0xf4, 0x1c, 0x34, 0x19, 0x68, 0x3a, 0xac, 0x77, 0xcf, 0x8d, 0xe0, 0x2f, 0x2f, 0x98, 0x07, 0xd1, 0x50, 0xb4, 0x02
+                ],
+                internal_xsk: Some([
+                    0x01, 0x14, 0xc2, 0x71, 0x3a, 0x01, 0x00, 0x00, 0x80, 0x6f, 0xcc, 0xaa, 0x45, 0xa8, 0x20, 0x6b, 0x06, 0x3e, 0xbb, 0x68, 0xc6, 0x10, 0xe0, 0x59, 0x27, 0xaa, 0x94, 0xd6, 0x1b, 0xe9, 0x3e, 0xc2, 0x5e, 0xb4, 0xf8, 0x2e, 0xfd, 0x68, 0xca, 0xae, 0xdb, 0xd5, 0xf7, 0xe9, 0x2e, 0xfb, 0x7a, 0xbe, 0x04, 0xdc, 0x8c, 0x14, 0x8b, 0x0b, 0x3b, 0x0f, 0xc2, 0x3e, 0x04, 0x29, 0xf0, 0x02, 0x08, 0xff, 0x93, 0xb6, 0x8d, 0x21, 0xa6, 0xe1, 0x31, 0xbd, 0x04, 0x5d, 0x47, 0x0f, 0x97, 0x79, 0xcc, 0x25, 0x7f, 0x21, 0x28, 0x8f, 0x50, 0x5a, 0x4e, 0x65, 0xb3, 0x8e, 0xb8, 0x53, 0xf1, 0xa2, 0x45, 0x63, 0xb9, 0xf6, 0x74, 0x17, 0x26, 0xf4, 0xd3, 0x01, 0x03, 0x78, 0x64, 0xe8, 0xc7, 0x9c, 0xea, 0xab, 0x97, 0xe6, 0xae, 0x5b, 0xca, 0x10, 0xf7, 0xd5, 0x1d, 0xf4, 0x20, 0x9a, 0xd0, 0xd4, 0x6e, 0x80, 0xac, 0x18, 0x0d, 0x50, 0xd3, 0xff, 0x09, 0xa6, 0x70, 0x54, 0xf1, 0x1e, 0x3f, 0xa3, 0x0d, 0x34, 0xd6, 0xa7, 0x4d, 0xef, 0x1e, 0x6d, 0x5d, 0xaf, 0x58, 0xcf, 0xc7, 0xd7, 0x8b, 0x27, 0xcb, 0x07, 0x15, 0xc1, 0xaf, 0xfa, 0x29, 0xae, 0x39, 0x92, 0xfa
+                ]),
+                internal_xfvk: [
+                    0x01, 0x14, 0xc2, 0x71, 0x3a, 0x01, 0x00, 0x00, 0x80, 0x6f, 0xcc, 0xaa, 0x45, 0xa8, 0x20, 0x6b, 0x06, 0x3e, 0xbb, 0x68, 0xc6, 0x10, 0xe0, 0x59, 0x27, 0xaa, 0x94, 0xd6, 0x1b, 0xe9, 0x3e, 0xc2, 0x5e, 0xb4, 0xf8, 0x2e, 0xfd, 0x68, 0xca, 0xae, 0xdb, 0xcf, 0xca, 0x79, 0xd3, 0x37, 0xbc, 0x68, 0x98, 0x13, 0xe4, 0x09, 0xa5, 0x4e, 0x3e, 0x72, 0xad, 0x8e, 0x2f, 0x70, 0x3a, 0xe6, 0xf8, 0x22, 0x3c, 0x9b, 0xec, 0xbd, 0xe9, 0xa8, 0xa3, 0x5f, 0x53, 0x31, 0x42, 0x48, 0x75, 0xd6, 0xa5, 0xed, 0x75, 0xde, 0x20, 0x0b, 0xb5, 0xc1, 0xd8, 0x1a, 0xec, 0x4d, 0xff, 0x16, 0x50, 0xb7, 0x8b, 0xb0, 0xca, 0xde, 0x3c, 0x8c, 0x7a, 0xb0, 0x3d, 0xf1, 0x11, 0x78, 0x64, 0xe8, 0xc7, 0x9c, 0xea, 0xab, 0x97, 0xe6, 0xae, 0x5b, 0xca, 0x10, 0xf7, 0xd5, 0x1d, 0xf4, 0x20, 0x9a, 0xd0, 0xd4, 0x6e, 0x80, 0xac, 0x18, 0x0d, 0x50, 0xd3, 0xff, 0x09, 0xa6, 0x70, 0x54, 0xf1, 0x1e, 0x3f, 0xa3, 0x0d, 0x34, 0xd6, 0xa7, 0x4d, 0xef, 0x1e, 0x6d, 0x5d, 0xaf, 0x58, 0xcf, 0xc7, 0xd7, 0x8b, 0x27, 0xcb, 0x07, 0x15, 0xc1, 0xaf, 0xfa, 0x29, 0xae, 0x39, 0x92, 0xfa
+                ],
+                internal_fp: [
+                    0x12, 0x87, 0xc3, 0x79, 0x02, 0x35, 0x69, 0x16, 0x4e, 0xb5, 0x23, 0xff, 0xdd, 0x72, 0x03, 0x1c, 0x35, 0xe1, 0x85, 0x9f, 0x3e, 0xf8, 0xd4, 0x83, 0x0a, 0x29, 0x91, 0xba, 0x7e, 0x15, 0xde, 0x2d
+                ],
+            },
+            TestVector {
+                ask: Some([
+                    0x7f, 0xf3, 0x5d, 0xb6, 0x9e, 0x13, 0xc3, 0x6f, 0x59, 0xad, 0x9c, 0x08, 0xd3, 0x2d, 0x52, 0x27, 0x37, 0x8d, 0xa0, 0xcf, 0xf9, 0x71, 0xfd, 0x42, 0x4b, 0xae, 0xf9, 0xa6, 0x33, 0x2f, 0x51, 0x06
+                ]),
+                nsk: Some([
+                    0x77, 0x9c, 0x6e, 0xe4, 0xa0, 0x39, 0x44, 0xeb, 0xa2, 0x8b, 0xc9, 0xbd, 0xc1, 0x32, 0x9a, 0x39, 0x14, 0x07, 0xf4, 0x8c, 0x41, 0x0d, 0x5a, 0xe0, 0xa3, 0x64, 0xf5, 0x99, 0x59, 0xbf, 0xde, 0x00
+                ]),
+                ovk: [
+                    0xd9, 0xfc, 0x71, 0x01, 0xbf, 0x90, 0x7f, 0x41, 0x88, 0x6a, 0x73, 0x30, 0xa5, 0xd6, 0xa7, 0xbd, 0x23, 0x53, 0x5e, 0x30, 0x5e, 0xb7, 0x67, 0x9b, 0xc2, 0x3d, 0x76, 0x05, 0x93, 0x61, 0x85, 0xac
+                ],
+                dk: [
+                    0xe4, 0x69, 0x9e, 0x9a, 0x86, 0xe0, 0x31, 0xc5, 0x4b, 0x21, 0xcd, 0xd0, 0x96, 0x0a, 0xc1, 0x8d, 0xdd, 0x61, 0xec, 0x9f, 0x7a, 0xe9, 0x8d, 0x55, 0x82, 0xa6, 0xfa, 0xf6, 0x5f, 0x32, 0x48, 0xd1
+                ],
+                c: [
+                    0x44, 0x79, 0x08, 0x6c, 0x75, 0xd0, 0x80, 0x79, 0x60, 0x20, 0xf5, 0x00, 0xc1, 0xe3, 0x0a, 0x54, 0xcf, 0xe2, 0x9d, 0xda, 0x36, 0xf2, 0x14, 0x4f, 0xb3, 0x3a, 0x50, 0x80, 0x6f, 0xbe, 0xf7, 0xda
+                ],
+                ak: [
+                    0x9a, 0x85, 0x3f, 0x95, 0x44, 0x71, 0x37, 0x97, 0xe0, 0x85, 0x17, 0x64, 0xda, 0x39, 0x2e, 0x68, 0x53, 0x4b, 0x1d, 0x94, 0x8d, 0xae, 0x47, 0x42, 0xee, 0x76, 0x5c, 0x72, 0x75, 0x72, 0xab, 0x4e
+                ],
+                nk: [
+                    0xf1, 0x66, 0xa2, 0x8a, 0x4f, 0x88, 0xce, 0xc1, 0x21, 0x41, 0xa8, 0x2d, 0x21, 0x20, 0xbd, 0x6d, 0x8c, 0xaf, 0x87, 0x9c, 0x9a, 0x1b, 0x3a, 0xd2, 0x11, 0x85, 0x01, 0x36, 0x4f, 0x5d, 0x4f, 0xbe
+                ],
+                ivk: [
+                    0x33, 0xbd, 0x46, 0x01, 0x5a, 0x2c, 0xad, 0x17, 0xd6, 0xe0, 0x15, 0xeb, 0x88, 0x86, 0x1b, 0x0c, 0x91, 0x77, 0x96, 0x24, 0x65, 0x70, 0x52, 0x1c, 0x9e, 0x1a, 0xe4, 0xb1, 0xc8, 0x31, 0x1d, 0x06
+                ],
+                xsk: Some([
+                    0x02, 0x76, 0x84, 0x23, 0xcb, 0x02, 0x00, 0x00, 0x80, 0x44, 0x79, 0x08, 0x6c, 0x75, 0xd0, 0x80, 0x79, 0x60, 0x20, 0xf5, 0x00, 0xc1, 0xe3, 0x0a, 0x54, 0xcf, 0xe2, 0x9d, 0xda, 0x36, 0xf2, 0x14, 0x4f, 0xb3, 0x3a, 0x50, 0x80, 0x6f, 0xbe, 0xf7, 0xda, 0x7f, 0xf3, 0x5d, 0xb6, 0x9e, 0x13, 0xc3, 0x6f, 0x59, 0xad, 0x9c, 0x08, 0xd3, 0x2d, 0x52, 0x27, 0x37, 0x8d, 0xa0, 0xcf, 0xf9, 0x71, 0xfd, 0x42, 0x4b, 0xae, 0xf9, 0xa6, 0x33, 0x2f, 0x51, 0x06, 0x77, 0x9c, 0x6e, 0xe4, 0xa0, 0x39, 0x44, 0xeb, 0xa2, 0x8b, 0xc9, 0xbd, 0xc1, 0x32, 0x9a, 0x39, 0x14, 0x07, 0xf4, 0x8c, 0x41, 0x0d, 0x5a, 0xe0, 0xa3, 0x64, 0xf5, 0x99, 0x59, 0xbf, 0xde, 0x00, 0xd9, 0xfc, 0x71, 0x01, 0xbf, 0x90, 0x7f, 0x41, 0x88, 0x6a, 0x73, 0x30, 0xa5, 0xd6, 0xa7, 0xbd, 0x23, 0x53, 0x5e, 0x30, 0x5e, 0xb7, 0x67, 0x9b, 0xc2, 0x3d, 0x76, 0x05, 0x93, 0x61, 0x85, 0xac, 0xe4, 0x69, 0x9e, 0x9a, 0x86, 0xe0, 0x31, 0xc5, 0x4b, 0x21, 0xcd, 0xd0, 0x96, 0x0a, 0xc1, 0x8d, 0xdd, 0x61, 0xec, 0x9f, 0x7a, 0xe9, 0x8d, 0x55, 0x82, 0xa6, 0xfa, 0xf6, 0x5f, 0x32, 0x48, 0xd1
+                ]),
+                xfvk: [
+                    0x02, 0x76, 0x84, 0x23, 0xcb, 0x02, 0x00, 0x00, 0x80, 0x44, 0x79, 0x08, 0x6c, 0x75, 0xd0, 0x80, 0x79, 0x60, 0x20, 0xf5, 0x00, 0xc1, 0xe3, 0x0a, 0x54, 0xcf, 0xe2, 0x9d, 0xda, 0x36, 0xf2, 0x14, 0x4f, 0xb3, 0x3a, 0x50, 0x80, 0x6f, 0xbe, 0xf7, 0xda, 0x9a, 0x85, 0x3f, 0x95, 0x44, 0x71, 0x37, 0x97, 0xe0, 0x85, 0x17, 0x64, 0xda, 0x39, 0x2e, 0x68, 0x53, 0x4b, 0x1d, 0x94, 0x8d, 0xae, 0x47, 0x42, 0xee, 0x76, 0x5c, 0x72, 0x75, 0x72, 0xab, 0x4e, 0xf1, 0x66, 0xa2, 0x8a, 0x4f, 0x88, 0xce, 0xc1, 0x21, 0x41, 0xa8, 0x2d, 0x21, 0x20, 0xbd, 0x6d, 0x8c, 0xaf, 0x87, 0x9c, 0x9a, 0x1b, 0x3a, 0xd2, 0x11, 0x85, 0x01, 0x36, 0x4f, 0x5d, 0x4f, 0xbe, 0xd9, 0xfc, 0x71, 0x01, 0xbf, 0x90, 0x7f, 0x41, 0x88, 0x6a, 0x73, 0x30, 0xa5, 0xd6, 0xa7, 0xbd, 0x23, 0x53, 0x5e, 0x30, 0x5e, 0xb7, 0x67, 0x9b, 0xc2, 0x3d, 0x76, 0x05, 0x93, 0x61, 0x85, 0xac, 0xe4, 0x69, 0x9e, 0x9a, 0x86, 0xe0, 0x31, 0xc5, 0x4b, 0x21, 0xcd, 0xd0, 0x96, 0x0a, 0xc1, 0x8d, 0xdd, 0x61, 0xec, 0x9f, 0x7a, 0xe9, 0x8d, 0x55, 0x82, 0xa6, 0xfa, 0xf6, 0x5f, 0x32, 0x48, 0xd1
+                ],
+                fp: [
+                    0x0b, 0xdc, 0x2d, 0x2b, 0x6e, 0xb1, 0xf9, 0x27, 0xcb, 0xab, 0xdb, 0xb9, 0xd4, 0x3d, 0xb8, 0xde, 0x85, 0x7b, 0xb7, 0x16, 0xdf, 0x86, 0xce, 0xcf, 0x08, 0x1e, 0x1a, 0x2b, 0x74, 0xfc, 0xad, 0x55
+                ],
+                d0: None,
+                d1: None,
+                d2: None,
+                dmax: None,
+                internal_nsk: Some([
+                    0x7b, 0x17, 0x17, 0x65, 0x27, 0xf9, 0x17, 0x99, 0x0f, 0x9f, 0x51, 0x79, 0xcb, 0x23, 0xc1, 0x6e, 0xc0, 0xa9, 0x26, 0xed, 0xc4, 0x1a, 0xb2, 0xba, 0x42, 0x13, 0x7b, 0xef, 0x5c, 0x20, 0x9f, 0x09
+                ]),
+                internal_ovk: [
+                    0xc6, 0x12, 0xcb, 0xc9, 0x77, 0x30, 0x7e, 0x53, 0x52, 0xa1, 0x58, 0x8b, 0xd7, 0x0f, 0x41, 0xaf, 0x11, 0xe7, 0x3b, 0x7b, 0xc6, 0xbc, 0xbc, 0x73, 0x2a, 0xa3, 0x06, 0xc2, 0x1c, 0xd0, 0x0f, 0x3a
+                ],
+                internal_dk: [
+                    0x35, 0xef, 0x4d, 0x26, 0x59, 0x51, 0xdc, 0xaa, 0xec, 0x26, 0xef, 0x8f, 0xbd, 0xf8, 0x4c, 0x92, 0xb7, 0x90, 0x04, 0x9d, 0x09, 0x93, 0x77, 0x2e, 0xfb, 0x43, 0x97, 0xf0, 0x49, 0x30, 0xf1, 0x67
+                ],
+                internal_nk: [
+                    0x8d, 0x05, 0x55, 0xe8, 0xe0, 0x20, 0xc9, 0xd3, 0x60, 0x68, 0x5d, 0x24, 0x2f, 0x2b, 0xa9, 0xf7, 0x74, 0x61, 0x3f, 0xa0, 0x94, 0x01, 0xf1, 0x25, 0xbc, 0xa9, 0x29, 0xec, 0xa4, 0x86, 0xa3, 0xd1
+                ],
+                internal_ivk: [
+                    0x7f, 0x7c, 0xee, 0xfa, 0x65, 0x42, 0x8e, 0x8b, 0x70, 0x76, 0x19, 0x1a, 0x23, 0x93, 0x95, 0x7b, 0x9c, 0x09, 0x50, 0x61, 0xd8, 0xcc, 0xe1, 0x28, 0x3d, 0xd1, 0x5c, 0x2b, 0x5e, 0x8f, 0xc3, 0x05
+                ],
+                internal_xsk: Some([
+                    0x02, 0x76, 0x84, 0x23, 0xcb, 0x02, 0x00, 0x00, 0x80, 0x44, 0x79, 0x08, 0x6c, 0x75, 0xd0, 0x80, 0x79, 0x60, 0x20, 0xf5, 0x00, 0xc1, 0xe3, 0x0a, 0x54, 0xcf, 0xe2, 0x9d, 0xda, 0x36, 0xf2, 0x14, 0x4f, 0xb3, 0x3a, 0x50, 0x80, 0x6f, 0xbe, 0xf7, 0xda, 0x7f, 0xf3, 0x5d, 0xb6, 0x9e, 0x13, 0xc3, 0x6f, 0x59, 0xad, 0x9c, 0x08, 0xd3, 0x2d, 0x52, 0x27, 0x37, 0x8d, 0xa0, 0xcf, 0xf9, 0x71, 0xfd, 0x42, 0x4b, 0xae, 0xf9, 0xa6, 0x33, 0x2f, 0x51, 0x06, 0x7b, 0x17, 0x17, 0x65, 0x27, 0xf9, 0x17, 0x99, 0x0f, 0x9f, 0x51, 0x79, 0xcb, 0x23, 0xc1, 0x6e, 0xc0, 0xa9, 0x26, 0xed, 0xc4, 0x1a, 0xb2, 0xba, 0x42, 0x13, 0x7b, 0xef, 0x5c, 0x20, 0x9f, 0x09, 0xc6, 0x12, 0xcb, 0xc9, 0x77, 0x30, 0x7e, 0x53, 0x52, 0xa1, 0x58, 0x8b, 0xd7, 0x0f, 0x41, 0xaf, 0x11, 0xe7, 0x3b, 0x7b, 0xc6, 0xbc, 0xbc, 0x73, 0x2a, 0xa3, 0x06, 0xc2, 0x1c, 0xd0, 0x0f, 0x3a, 0x35, 0xef, 0x4d, 0x26, 0x59, 0x51, 0xdc, 0xaa, 0xec, 0x26, 0xef, 0x8f, 0xbd, 0xf8, 0x4c, 0x92, 0xb7, 0x90, 0x04, 0x9d, 0x09, 0x93, 0x77, 0x2e, 0xfb, 0x43, 0x97, 0xf0, 0x49, 0x30, 0xf1, 0x67
+                ]),
+                internal_xfvk: [
+                    0x02, 0x76, 0x84, 0x23, 0xcb, 0x02, 0x00, 0x00, 0x80, 0x44, 0x79, 0x08, 0x6c, 0x75, 0xd0, 0x80, 0x79, 0x60, 0x20, 0xf5, 0x00, 0xc1, 0xe3, 0x0a, 0x54, 0xcf, 0xe2, 0x9d, 0xda, 0x36, 0xf2, 0x14, 0x4f, 0xb3, 0x3a, 0x50, 0x80, 0x6f, 0xbe, 0xf7, 0xda, 0x9a, 0x85, 0x3f, 0x95, 0x44, 0x71, 0x37, 0x97, 0xe0, 0x85, 0x17, 0x64, 0xda, 0x39, 0x2e, 0x68, 0x53, 0x4b, 0x1d, 0x94, 0x8d, 0xae, 0x47, 0x42, 0xee, 0x76, 0x5c, 0x72, 0x75, 0x72, 0xab, 0x4e, 0x8d, 0x05, 0x55, 0xe8, 0xe0, 0x20, 0xc9, 0xd3, 0x60, 0x68, 0x5d, 0x24, 0x2f, 0x2b, 0xa9, 0xf7, 0x74, 0x61, 0x3f, 0xa0, 0x94, 0x01, 0xf1, 0x25, 0xbc, 0xa9, 0x29, 0xec, 0xa4, 0x86, 0xa3, 0xd1, 0xc6, 0x12, 0xcb, 0xc9, 0x77, 0x30, 0x7e, 0x53, 0x52, 0xa1, 0x58, 0x8b, 0xd7, 0x0f, 0x41, 0xaf, 0x11, 0xe7, 0x3b, 0x7b, 0xc6, 0xbc, 0xbc, 0x73, 0x2a, 0xa3, 0x06, 0xc2, 0x1c, 0xd0, 0x0f, 0x3a, 0x35, 0xef, 0x4d, 0x26, 0x59, 0x51, 0xdc, 0xaa, 0xec, 0x26, 0xef, 0x8f, 0xbd, 0xf8, 0x4c, 0x92, 0xb7, 0x90, 0x04, 0x9d, 0x09, 0x93, 0x77, 0x2e, 0xfb, 0x43, 0x97, 0xf0, 0x49, 0x30, 0xf1, 0x67
+                ],
+                internal_fp: [
+                    0xe0, 0xba, 0xa5, 0xdb, 0xb8, 0x06, 0xc7, 0x21, 0x33, 0x3c, 0x63, 0x08, 0x34, 0x5f, 0xc5, 0x1c, 0x2d, 0xc1, 0xe0, 0x09, 0xda, 0x04, 0x47, 0x78, 0xa3, 0xc3, 0x29, 0x4d, 0x68, 0x17, 0xa3, 0xc4
+                ],
+            },
+            TestVector {
+                ask: Some([
+                    0x45, 0x93, 0xd2, 0x4d, 0x21, 0xe3, 0x59, 0x37, 0xf1, 0x52, 0xcf, 0x90, 0x46, 0x1c, 0x33, 0x2f, 0x69, 0x50, 0x3c, 0x10, 0x45, 0x81, 0xd6, 0x83, 0xe0, 0xac, 0x29, 0xf8, 0x4d, 0xec, 0xaf, 0x07
+                ]),
+                nsk: Some([
+                    0x1a, 0xc8, 0x7e, 0xc2, 0x12, 0x3f, 0x50, 0x57, 0xe3, 0xc0, 0xf8, 0x58, 0xe8, 0x0d, 0xfa, 0x0e, 0xe4, 0x55, 0x3d, 0xed, 0x27, 0xb7, 0xb5, 0xab, 0xfb, 0xb6, 0xfa, 0x6e, 0xff, 0xa7, 0xbb, 0x0b
+                ]),
+                ovk: [
+                    0x1e, 0x36, 0xea, 0x0c, 0xf2, 0xbe, 0x2e, 0x9d, 0x6c, 0xe3, 0x80, 0xa8, 0xaf, 0x18, 0xe7, 0x5d, 0xa9, 0x22, 0x55, 0x51, 0xfb, 0xef, 0x8b, 0x98, 0x31, 0x1b, 0x5c, 0x9c, 0x1b, 0x4b, 0x9e, 0xe3
+                ],
+                dk: [
+                    0x57, 0xfc, 0x6c, 0x59, 0xa4, 0xf3, 0xad, 0x5a, 0x6f, 0x60, 0x9d, 0xb6, 0x71, 0xd2, 0x8c, 0xbf, 0x70, 0x3f, 0x0d, 0x14, 0xdc, 0x36, 0x3a, 0xaa, 0xed, 0x70, 0x72, 0x9c, 0x10, 0x7b, 0xbb, 0x6a
+                ],
+                c: [
+                    0x33, 0xdc, 0x01, 0x2d, 0x76, 0x90, 0xce, 0xd2, 0xcd, 0x2b, 0xcb, 0x2c, 0xc3, 0xe4, 0x63, 0xe2, 0x8d, 0x8c, 0x29, 0xef, 0x3b, 0x01, 0xbe, 0x59, 0xb2, 0xbd, 0xfc, 0x38, 0x5b, 0xbd, 0xc7, 0x4b
+                ],
+                ak: [
+                    0x9c, 0x6d, 0x85, 0x9a, 0x75, 0x2c, 0x30, 0x5d, 0x62, 0x63, 0xde, 0x95, 0xf2, 0xfc, 0xf7, 0x34, 0xb1, 0x26, 0xdf, 0x24, 0x56, 0xc7, 0xd3, 0x1b, 0xc6, 0x01, 0xc8, 0xdd, 0xec, 0x40, 0x91, 0x12
+                ],
+                nk: [
+                    0xd3, 0xee, 0x41, 0xf8, 0x4b, 0x5a, 0x95, 0x08, 0xb6, 0x1d, 0x29, 0xb2, 0xfb, 0x45, 0x63, 0x6d, 0x19, 0xaa, 0x10, 0xd7, 0x82, 0xcd, 0x97, 0x8c, 0xfe, 0x67, 0x15, 0x49, 0x2f, 0xcd, 0x22, 0x4e
+                ],
+                ivk: [
+                    0xd1, 0x38, 0xe1, 0x37, 0xc6, 0x67, 0x1d, 0xe7, 0x82, 0xfb, 0x01, 0xba, 0x91, 0x1d, 0x98, 0x64, 0xbe, 0xbc, 0x44, 0x36, 0xcc, 0xb3, 0x88, 0xb4, 0xc1, 0xce, 0x02, 0x56, 0xa8, 0xdb, 0x74, 0x01
+                ],
+                xsk: Some([
+                    0x03, 0x0b, 0xdc, 0x2d, 0x2b, 0x03, 0x00, 0x00, 0x80, 0x33, 0xdc, 0x01, 0x2d, 0x76, 0x90, 0xce, 0xd2, 0xcd, 0x2b, 0xcb, 0x2c, 0xc3, 0xe4, 0x63, 0xe2, 0x8d, 0x8c, 0x29, 0xef, 0x3b, 0x01, 0xbe, 0x59, 0xb2, 0xbd, 0xfc, 0x38, 0x5b, 0xbd, 0xc7, 0x4b, 0x45, 0x93, 0xd2, 0x4d, 0x21, 0xe3, 0x59, 0x37, 0xf1, 0x52, 0xcf, 0x90, 0x46, 0x1c, 0x33, 0x2f, 0x69, 0x50, 0x3c, 0x10, 0x45, 0x81, 0xd6, 0x83, 0xe0, 0xac, 0x29, 0xf8, 0x4d, 0xec, 0xaf, 0x07, 0x1a, 0xc8, 0x7e, 0xc2, 0x12, 0x3f, 0x50, 0x57, 0xe3, 0xc0, 0xf8, 0x58, 0xe8, 0x0d, 0xfa, 0x0e, 0xe4, 0x55, 0x3d, 0xed, 0x27, 0xb7, 0xb5, 0xab, 0xfb, 0xb6, 0xfa, 0x6e, 0xff, 0xa7, 0xbb, 0x0b, 0x1e, 0x36, 0xea, 0x0c, 0xf2, 0xbe, 0x2e, 0x9d, 0x6c, 0xe3, 0x80, 0xa8, 0xaf, 0x18, 0xe7, 0x5d, 0xa9, 0x22, 0x55, 0x51, 0xfb, 0xef, 0x8b, 0x98, 0x31, 0x1b, 0x5c, 0x9c, 0x1b, 0x4b, 0x9e, 0xe3, 0x57, 0xfc, 0x6c, 0x59, 0xa4, 0xf3, 0xad, 0x5a, 0x6f, 0x60, 0x9d, 0xb6, 0x71, 0xd2, 0x8c, 0xbf, 0x70, 0x3f, 0x0d, 0x14, 0xdc, 0x36, 0x3a, 0xaa, 0xed, 0x70, 0x72, 0x9c, 0x10, 0x7b, 0xbb, 0x6a
+                ]),
+                xfvk: [
+                    0x03, 0x0b, 0xdc, 0x2d, 0x2b, 0x03, 0x00, 0x00, 0x80, 0x33, 0xdc, 0x01, 0x2d, 0x76, 0x90, 0xce, 0xd2, 0xcd, 0x2b, 0xcb, 0x2c, 0xc3, 0xe4, 0x63, 0xe2, 0x8d, 0x8c, 0x29, 0xef, 0x3b, 0x01, 0xbe, 0x59, 0xb2, 0xbd, 0xfc, 0x38, 0x5b, 0xbd, 0xc7, 0x4b, 0x9c, 0x6d, 0x85, 0x9a, 0x75, 0x2c, 0x30, 0x5d, 0x62, 0x63, 0xde, 0x95, 0xf2, 0xfc, 0xf7, 0x34, 0xb1, 0x26, 0xdf, 0x24, 0x56, 0xc7, 0xd3, 0x1b, 0xc6, 0x01, 0xc8, 0xdd, 0xec, 0x40, 0x91, 0x12, 0xd3, 0xee, 0x41, 0xf8, 0x4b, 0x5a, 0x95, 0x08, 0xb6, 0x1d, 0x29, 0xb2, 0xfb, 0x45, 0x63, 0x6d, 0x19, 0xaa, 0x10, 0xd7, 0x82, 0xcd, 0x97, 0x8c, 0xfe, 0x67, 0x15, 0x49, 0x2f, 0xcd, 0x22, 0x4e, 0x1e, 0x36, 0xea, 0x0c, 0xf2, 0xbe, 0x2e, 0x9d, 0x6c, 0xe3, 0x80, 0xa8, 0xaf, 0x18, 0xe7, 0x5d, 0xa9, 0x22, 0x55, 0x51, 0xfb, 0xef, 0x8b, 0x98, 0x31, 0x1b, 0x5c, 0x9c, 0x1b, 0x4b, 0x9e, 0xe3, 0x57, 0xfc, 0x6c, 0x59, 0xa4, 0xf3, 0xad, 0x5a, 0x6f, 0x60, 0x9d, 0xb6, 0x71, 0xd2, 0x8c, 0xbf, 0x70, 0x3f, 0x0d, 0x14, 0xdc, 0x36, 0x3a, 0xaa, 0xed, 0x70, 0x72, 0x9c, 0x10, 0x7b, 0xbb, 0x6a
+                ],
+                fp: [
+                    0xdf, 0x0a, 0x89, 0xbd, 0x88, 0x35, 0x39, 0xc0, 0x7b, 0x89, 0xe0, 0x4c, 0x92, 0x76, 0x4e, 0xc2, 0xd1, 0x59, 0x69, 0x0f, 0x5a, 0xd5, 0xdd, 0x3d, 0x0a, 0xd8, 0xac, 0x29, 0x69, 0xde, 0x22, 0xc8
+                ],
+                d0: None,
+                d1: None,
+                d2: None,
+                dmax: Some([
+                    0xb8, 0x31, 0xc2, 0x96, 0x5a, 0x86, 0x0a, 0xd7, 0x60, 0xec, 0x2a
+                ]),
+                internal_nsk: Some([
+                    0x9c, 0x39, 0x3c, 0x5b, 0xd7, 0x66, 0x4d, 0x63, 0xef, 0xa1, 0xba, 0xea, 0x99, 0xfc, 0x6d, 0xc4, 0x74, 0xfe, 0xa7, 0x53, 0xce, 0x84, 0xc8, 0x81, 0xd9, 0xef, 0x28, 0x77, 0x86, 0x75, 0xb1, 0x05
+                ]),
+                internal_ovk: [
+                    0x69, 0xaa, 0xb0, 0x2e, 0xa6, 0x43, 0x57, 0x9d, 0x4d, 0x85, 0x2a, 0xf8, 0xb4, 0x32, 0xb8, 0x8d, 0x1c, 0xa0, 0x00, 0x44, 0x4a, 0xb0, 0x73, 0x7a, 0x41, 0x15, 0xe0, 0x63, 0xf1, 0x48, 0xd2, 0x72
+                ],
+                internal_dk: [
+                    0x88, 0x26, 0xa9, 0x3c, 0x65, 0xc6, 0x6e, 0x75, 0x54, 0x32, 0x74, 0xe6, 0x72, 0xad, 0xf5, 0x59, 0xf7, 0xd7, 0x26, 0x5e, 0x99, 0xcc, 0x11, 0xda, 0x4a, 0x14, 0x20, 0xa3, 0x7b, 0x92, 0xf7, 0xab
+                ],
+                internal_nk: [
+                    0x59, 0xba, 0xa9, 0x0f, 0x83, 0x4a, 0x66, 0x1b, 0xf2, 0xbe, 0x42, 0x46, 0xa4, 0x3d, 0x18, 0x9c, 0x7d, 0x0e, 0x17, 0xa8, 0x24, 0x7b, 0x4f, 0xd9, 0xd2, 0xe1, 0x53, 0xa5, 0x97, 0x3d, 0xc8, 0xec
+                ],
+                internal_ivk: [
+                    0x8a, 0x86, 0xfb, 0x27, 0x81, 0xfe, 0x6f, 0x24, 0xd9, 0x60, 0xdd, 0xdb, 0x2f, 0x78, 0x13, 0xc0, 0x31, 0xfe, 0xc5, 0x5d, 0x26, 0xcc, 0xde, 0xe1, 0xf7, 0x18, 0x2a, 0x3e, 0xc6, 0x83, 0xcf, 0x04
+                ],
+                internal_xsk: Some([
+                    0x03, 0x0b, 0xdc, 0x2d, 0x2b, 0x03, 0x00, 0x00, 0x80, 0x33, 0xdc, 0x01, 0x2d, 0x76, 0x90, 0xce, 0xd2, 0xcd, 0x2b, 0xcb, 0x2c, 0xc3, 0xe4, 0x63, 0xe2, 0x8d, 0x8c, 0x29, 0xef, 0x3b, 0x01, 0xbe, 0x59, 0xb2, 0xbd, 0xfc, 0x38, 0x5b, 0xbd, 0xc7, 0x4b, 0x45, 0x93, 0xd2, 0x4d, 0x21, 0xe3, 0x59, 0x37, 0xf1, 0x52, 0xcf, 0x90, 0x46, 0x1c, 0x33, 0x2f, 0x69, 0x50, 0x3c, 0x10, 0x45, 0x81, 0xd6, 0x83, 0xe0, 0xac, 0x29, 0xf8, 0x4d, 0xec, 0xaf, 0x07, 0x9c, 0x39, 0x3c, 0x5b, 0xd7, 0x66, 0x4d, 0x63, 0xef, 0xa1, 0xba, 0xea, 0x99, 0xfc, 0x6d, 0xc4, 0x74, 0xfe, 0xa7, 0x53, 0xce, 0x84, 0xc8, 0x81, 0xd9, 0xef, 0x28, 0x77, 0x86, 0x75, 0xb1, 0x05, 0x69, 0xaa, 0xb0, 0x2e, 0xa6, 0x43, 0x57, 0x9d, 0x4d, 0x85, 0x2a, 0xf8, 0xb4, 0x32, 0xb8, 0x8d, 0x1c, 0xa0, 0x00, 0x44, 0x4a, 0xb0, 0x73, 0x7a, 0x41, 0x15, 0xe0, 0x63, 0xf1, 0x48, 0xd2, 0x72, 0x88, 0x26, 0xa9, 0x3c, 0x65, 0xc6, 0x6e, 0x75, 0x54, 0x32, 0x74, 0xe6, 0x72, 0xad, 0xf5, 0x59, 0xf7, 0xd7, 0x26, 0x5e, 0x99, 0xcc, 0x11, 0xda, 0x4a, 0x14, 0x20, 0xa3, 0x7b, 0x92, 0xf7, 0xab
+                ]),
+                internal_xfvk: [
+                    0x03, 0x0b, 0xdc, 0x2d, 0x2b, 0x03, 0x00, 0x00, 0x80, 0x33, 0xdc, 0x01, 0x2d, 0x76, 0x90, 0xce, 0xd2, 0xcd, 0x2b, 0xcb, 0x2c, 0xc3, 0xe4, 0x63, 0xe2, 0x8d, 0x8c, 0x29, 0xef, 0x3b, 0x01, 0xbe, 0x59, 0xb2, 0xbd, 0xfc, 0x38, 0x5b, 0xbd, 0xc7, 0x4b, 0x9c, 0x6d, 0x85, 0x9a, 0x75, 0x2c, 0x30, 0x5d, 0x62, 0x63, 0xde, 0x95, 0xf2, 0xfc, 0xf7, 0x34, 0xb1, 0x26, 0xdf, 0x24, 0x56, 0xc7, 0xd3, 0x1b, 0xc6, 0x01, 0xc8, 0xdd, 0xec, 0x40, 0x91, 0x12, 0x59, 0xba, 0xa9, 0x0f, 0x83, 0x4a, 0x66, 0x1b, 0xf2, 0xbe, 0x42, 0x46, 0xa4, 0x3d, 0x18, 0x9c, 0x7d, 0x0e, 0x17, 0xa8, 0x24, 0x7b, 0x4f, 0xd9, 0xd2, 0xe1, 0x53, 0xa5, 0x97, 0x3d, 0xc8, 0xec, 0x69, 0xaa, 0xb0, 0x2e, 0xa6, 0x43, 0x57, 0x9d, 0x4d, 0x85, 0x2a, 0xf8, 0xb4, 0x32, 0xb8, 0x8d, 0x1c, 0xa0, 0x00, 0x44, 0x4a, 0xb0, 0x73, 0x7a, 0x41, 0x15, 0xe0, 0x63, 0xf1, 0x48, 0xd2, 0x72, 0x88, 0x26, 0xa9, 0x3c, 0x65, 0xc6, 0x6e, 0x75, 0x54, 0x32, 0x74, 0xe6, 0x72, 0xad, 0xf5, 0x59, 0xf7, 0xd7, 0x26, 0x5e, 0x99, 0xcc, 0x11, 0xda, 0x4a, 0x14, 0x20, 0xa3, 0x7b, 0x92, 0xf7, 0xab
+                ],
+                internal_fp: [
+                    0x3f, 0x63, 0x16, 0x1d, 0x5b, 0x43, 0x72, 0x04, 0xf7, 0x01, 0x2a, 0x3a, 0x1d, 0x36, 0x58, 0x1d, 0xab, 0x39, 0x7a, 0x84, 0x3b, 0x2c, 0x58, 0x98, 0x11, 0xed, 0xcc, 0x5b, 0x50, 0x1c, 0xd4, 0xeb
+                ],
+            },
+        ];
diff --git a/test-vectors/zcash/sapling_zip32_hard.json b/test-vectors/zcash/sapling_zip32_hard.json
new file mode 100644
index 0000000..4e685da
--- /dev/null
+++ b/test-vectors/zcash/sapling_zip32_hard.json
@@ -0,0 +1,8 @@
+[
+    ["From https://github.com/zcash-hackworks/zcash-test-vectors/blob/master/sapling_zip32.py"],
+    ["ask, nsk, ovk, dk, c, ak, nk, ivk, xsk, xfvk, fp, d0, d1, d2, dmax, internal_nsk, internal_ovk, internal_dk, internal_nk, internal_ivk, internal_xsk, internal_xfvk, internal_fp"],
+    ["06257454c907f6510ba1c1830ebf60657760a8869ee968a2b93260d3930cc0b6", "06ea21888a749fd38eb443d20a030abd2e6e997f5db4f984bd1f2f3be8ed0482", "21fb4adfa42183848306ffb27719f27d76cf9bb81d023c93d4b9230389845839", "72a196f93e8abc0935280ea2a96fa57d6024c9913e0f9fb3af96775bb77cc177", "8e661820750d557e8b34733ebf7ecdfdf31c6d27724fb47aa372bf034b7c94d0", "71385deb3e2e64e2bc8356af85feff9f720673dc027221e716fffbef5f2e4493", "0601b167ebdc9316db2274a2b1453c781b6957ba857f4150894be0ecede7e8dc", "0166ad5d419368421a1d3b0be3802dfb21d66764c1a136eadbd399e730a14748", "000000000000000000d0947c4b03bf72a37ab44f72276d1cf3fdcd7ebf3e73348b7e550d752018668eb6c00c93d36032b9a268e99e86a860776560bf0e83c1a10b51f607c9547425068204ede83b2f1fbd84f9b45d7f996e2ebd0a030ad243b48ed39f748a8821ea06395884890323b9d4933c021db89bcf767df21977b2ff0683848321a4df4afb2177c17cb75b7796afb39f0f3e91c924607da56fa9a20e283509bc8a3ef996a172", "000000000000000000d0947c4b03bf72a37ab44f72276d1cf3fdcd7ebf3e73348b7e550d752018668e93442e5feffbff16e7217202dc7306729ffffe85af5683bce2642e3eeb5d3871dce8e7edece04b8950417f85ba57691b783c45b1a27422db1693dceb67b10106395884890323b9d4933c021db89bcf767df21977b2ff0683848321a4df4afb2177c17cb75b7796afb39f0f3e91c924607da56fa9a20e283509bc8a3ef996a172", "7c59276f420e55025e98c006d1f5837744b70819053aa80e833ae9dc3a71c214", "d8621b981cf300e9d4cc89", "48ea17a199c84bd1baa5d4", null, null, "07abea46766856f9545c7788a936d7ef498f7d3a19f86bfb0afd956b63331251", "5a3d05eed6cb3b727a3d76b5d3c2539df085394d6551f61329287d1efe77c49d", "edb5f74e128b388f1e04fe3c8416c69d996d4db580e539088c1375696ec5dd40", "b52fe715aea627c4a100b7bdd394cd91798b506c31cea56aecf833695c1a83a3", "01344f059da07450365df8125a6aa4b479a7eea4bae66e630418511c32770579", "000000000000000000d0947c4b03bf72a37ab44f72276d1cf3fdcd7ebf3e73348b7e550d752018668eb6c00c93d36032b9a268e99e86a860776560bf0e83c1a10b51f607c954742506511233636b95fd0afb6bf8193a7d8f49efd736a988775c54f956687646eaab079dc477fe1e7d282913f651654d3985f09d53c2d3b5763d7a723bcbd6ee053d5a40ddc56e6975138c0839e580b54d6d999dc616843cfe041e8f388b124ef7b5ed", "000000000000000000d0947c4b03bf72a37ab44f72276d1cf3fdcd7ebf3e73348b7e550d752018668e93442e5feffbff16e7217202dc7306729ffffe85af5683bce2642e3eeb5d3871a3831a5c6933f8ec6aa5ce316c508b7991cd94d3bdb700a1c427a6ae15e72fb59dc477fe1e7d282913f651654d3985f09d53c2d3b5763d7a723bcbd6ee053d5a40ddc56e6975138c0839e580b54d6d999dc616843cfe041e8f388b124ef7b5ed", "96bbb889412ae5201c0a0991f5c657a91ec2c75c6896841d0055b163eced6482"],
+    ["04bd31e1a6218db693ff0802f029043ec20f3b0b8b148cdc04be7afb2ee9f7d5", "0a75e557f6fcbf672e0134d4ec2d51a3f358659b4b5c46f303e6cb22687c2a37", "691c33ec470a1697ca37ceb237bb7f1691d2a833543514cf1f8c343319763025", "26d53444cbe2e9929f619d810a0d05ae0deece0a72c3a7e3df9a5fd60f4088f2", "dbaeca68fd2ef8b45ec23ee91bd694aa2759e010c668bb3e066b20a845aacc6f", "535fa3a8e9bdec9b3c22f8e63a702f8ead723e4ea509e4139868bc37d379cacf", "eb1d144443ef4b623c3c6abd25c6b44deecd215a9dd823df3a5ad38540e63d51", "02fd2f7006e4345d377653e1afe6b33a5788f468ac491fc6ab0ec380d95ce7f6", "0114c2713a010000806fccaa45a8206b063ebb68c610e05927aa94d61be93ec25eb4f82efd68caaedbd5f7e92efb7abe04dc8c148b0b3b0fc23e0429f00208ff93b68d21a6e131bd04372a7c6822cbe603f3465c4b9b6558f3a3512decd434012e67bffcf657e5750a2530761933348c1fcf14355433a8d291167fbb37b2ce37ca97160a47ec331c69f288400fd65f9adfe3a7c3720aceee0dae050d0a819d619f92e9e2cb4434d526", "0114c2713a010000806fccaa45a8206b063ebb68c610e05927aa94d61be93ec25eb4f82efd68caaedbcfca79d337bc689813e409a54e3e72ad8e2f703ae6f8223c9becbde9a8a35f53513de64085d35a3adf23d89d5a21cdee4db4c625bd6a3c3c624bef4344141deb2530761933348c1fcf14355433a8d291167fbb37b2ce37ca97160a47ec331c69f288400fd65f9adfe3a7c3720aceee0dae050d0a819d619f92e9e2cb4434d526", "960691b6883e1aa71a8dc744a1eb579500ed721e66b7b591ee2dd288cb238476", null, "bcc323e8da39b496c05051", null, "2514320d339c666a254c06", "0301d3f4261774f6b96345a2f153b88eb3654e5a508f28217f25cc79970f475d", "70a609ffd3500d18ac806ed4d09a20f41dd5f710ca5baee697abea9cc7e86478", "fa9239ae29faafc11507cb278bd7c7cf58af5d6d1eef4da7d6340da33f1ef154", "11f13db07a8c3cdecab08bb75016ff4dec1ad8c1b50b20de75eda5d675484231", "02b450d107982f2fe08dcf77ac3a6819341cf4c1806501976718b1805b6b42e5", "0114c2713a010000806fccaa45a8206b063ebb68c610e05927aa94d61be93ec25eb4f82efd68caaedbd5f7e92efb7abe04dc8c148b0b3b0fc23e0429f00208ff93b68d21a6e131bd045d470f9779cc257f21288f505a4e65b38eb853f1a24563b9f6741726f4d301037864e8c79ceaab97e6ae5bca10f7d51df4209ad0d46e80ac180d50d3ff09a67054f11e3fa30d34d6a74def1e6d5daf58cfc7d78b27cb0715c1affa29ae3992fa", "0114c2713a010000806fccaa45a8206b063ebb68c610e05927aa94d61be93ec25eb4f82efd68caaedbcfca79d337bc689813e409a54e3e72ad8e2f703ae6f8223c9becbde9a8a35f5331424875d6a5ed75de200bb5c1d81aec4dff1650b78bb0cade3c8c7ab03df1117864e8c79ceaab97e6ae5bca10f7d51df4209ad0d46e80ac180d50d3ff09a67054f11e3fa30d34d6a74def1e6d5daf58cfc7d78b27cb0715c1affa29ae3992fa", "2dde157eba91290a83d4f83e9f85e1351c0372ddff23b54e1669350279c38712"],
+    ["06512f33a6f9ae4b42fd71f9cfa08d3727522dd3089cad596fc3139eb65df37f", "00debf5999f564a3e05a0d418cf40714399a32c1bdc98ba2eb4439a0e46e9c77", "ac85619305763dc29b67b75e305e5323bda7d6a530736a88417f90bf0171fcd9", "d148325ff6faa682558de97a9fec61dd8dc10a96d0cd214bc531e0869a9e69e4", "daf7be6f80503ab34f14f236da9de2cf540ae3c100f520607980d0756c087944", "4eab7275725c76ee4247ae8d941d4b53682e39da641785e097377144953f859a", "be4f5d4f36018511d23a1b9a9c87af8c6dbd20212da84121c1ce884f8aa266f1", "061d31c8b1e41a9e1c527065249677910c1b8688eb15e0d617ad2c5a0146bd33", "02768423cb020000804479086c75d080796020f500c1e30a54cfe29dda36f2144fb33a50806fbef7da7ff35db69e13c36f59ad9c08d32d5227378da0cff971fd424baef9a6332f5106779c6ee4a03944eba28bc9bdc1329a391407f48c410d5ae0a364f59959bfde00d9fc7101bf907f41886a7330a5d6a7bd23535e305eb7679bc23d7605936185ace4699e9a86e031c54b21cdd0960ac18ddd61ec9f7ae98d5582a6faf65f3248d1", "02768423cb020000804479086c75d080796020f500c1e30a54cfe29dda36f2144fb33a50806fbef7da9a853f9544713797e0851764da392e68534b1d948dae4742ee765c727572ab4ef166a28a4f88cec12141a82d2120bd6d8caf879c9a1b3ad2118501364f5d4fbed9fc7101bf907f41886a7330a5d6a7bd23535e305eb7679bc23d7605936185ace4699e9a86e031c54b21cdd0960ac18ddd61ec9f7ae98d5582a6faf65f3248d1", "55adfc742b1a1e08cfce86df16b77b85deb83dd4b9dbabcb27f9b16e2b2ddc0b", null, null, null, null, "099f205cef7b1342bab21ac4ed26a9c06ec123cb79519f0f9917f9276517177b", "3a0fd01cc206a32a73bcbcc67b3be711af410fd78b58a152537e3077c9cb12c6", "67f13049f09743fb2e7793099d0490b7924cf8bd8fef26ecaadc5159264def35", "d1a386a4ec29a9bc25f10194a03f6174f7a92b2f245d6860d3c920e0e855058d", "05c38f5e2b5cd13d28e1ccd86150099c7b9593231a1976708b8e4265faee7c7f", "02768423cb020000804479086c75d080796020f500c1e30a54cfe29dda36f2144fb33a50806fbef7da7ff35db69e13c36f59ad9c08d32d5227378da0cff971fd424baef9a6332f51067b17176527f917990f9f5179cb23c16ec0a926edc41ab2ba42137bef5c209f09c612cbc977307e5352a1588bd70f41af11e73b7bc6bcbc732aa306c21cd00f3a35ef4d265951dcaaec26ef8fbdf84c92b790049d0993772efb4397f04930f167", "02768423cb020000804479086c75d080796020f500c1e30a54cfe29dda36f2144fb33a50806fbef7da9a853f9544713797e0851764da392e68534b1d948dae4742ee765c727572ab4e8d0555e8e020c9d360685d242f2ba9f774613fa09401f125bca929eca486a3d1c612cbc977307e5352a1588bd70f41af11e73b7bc6bcbc732aa306c21cd00f3a35ef4d265951dcaaec26ef8fbdf84c92b790049d0993772efb4397f04930f167", "c4a317684d29c3a3784704da09e0c12d1cc55f3408633c3321c706b8dba5bae0"],
+    ["07afec4df829ace083d68145103c50692f331c4690cf52f13759e3214dd29345", "0bbba7ff6efab6fbabb5b727ed3d55e40efa0de858f8c0e357503f12c27ec81a", "e39e4b1b9c5c1b31988beffb515522a95de718afa880e36c9d2ebef20cea361e", "6abb7b109c7270edaa3a36dc140d3f70bf8cd271b69d606f5aadf3a4596cfc57", "4bc7bd5b38fcbdb259be013bef298c8de263e4c32ccb2bcdd2ce90762d01dc33", "129140ecddc801c61bd3c75624df26b134f7fcf295de63625d302c759a856d9c", "4e22cd2f491567fe8c97cd82d710aa196d6345fbb2291db608955a4bf841eed3", "0174dba85602cec1b488b3cc3644bcbe64981d91ba01fb82e71d67c637e138d1", "030bdc2d2b0300008033dc012d7690ced2cd2bcb2cc3e463e28d8c29ef3b01be59b2bdfc385bbdc74b4593d24d21e35937f152cf90461c332f69503c104581d683e0ac29f84decaf071ac87ec2123f5057e3c0f858e80dfa0ee4553ded27b7b5abfbb6fa6effa7bb0b1e36ea0cf2be2e9d6ce380a8af18e75da9225551fbef8b98311b5c9c1b4b9ee357fc6c59a4f3ad5a6f609db671d28cbf703f0d14dc363aaaed70729c107bbb6a", "030bdc2d2b0300008033dc012d7690ced2cd2bcb2cc3e463e28d8c29ef3b01be59b2bdfc385bbdc74b9c6d859a752c305d6263de95f2fcf734b126df2456c7d31bc601c8ddec409112d3ee41f84b5a9508b61d29b2fb45636d19aa10d782cd978cfe6715492fcd224e1e36ea0cf2be2e9d6ce380a8af18e75da9225551fbef8b98311b5c9c1b4b9ee357fc6c59a4f3ad5a6f609db671d28cbf703f0d14dc363aaaed70729c107bbb6a", "c822de6929acd80a3dddd55a0f6959d1c24e76924ce0897bc0393588bd890adf", null, null, null, "b831c2965a860ad760ec2a", "05b175867728efd981c884ce53a7fe74c46dfc99eabaa1ef634d66d75b3c399c", "72d248f163e015417a73b04a4400a01c8db832b4f82a854d9d5743a62eb0aa69", "abf7927ba320144ada11cc995e26d7f759f5ad72e6743254756ec6653ca92688", "ecc83d97a553e1d2d94f7b24a8170e7d9c183da44642bef21b664a830fa9ba59", "04cf83c63e2a18f7e1decc265dc5fe31c013782fdbdd60d9246ffe8127fb868a", "030bdc2d2b0300008033dc012d7690ced2cd2bcb2cc3e463e28d8c29ef3b01be59b2bdfc385bbdc74b4593d24d21e35937f152cf90461c332f69503c104581d683e0ac29f84decaf079c393c5bd7664d63efa1baea99fc6dc474fea753ce84c881d9ef28778675b10569aab02ea643579d4d852af8b432b88d1ca000444ab0737a4115e063f148d2728826a93c65c66e75543274e672adf559f7d7265e99cc11da4a1420a37b92f7ab", "030bdc2d2b0300008033dc012d7690ced2cd2bcb2cc3e463e28d8c29ef3b01be59b2bdfc385bbdc74b9c6d859a752c305d6263de95f2fcf734b126df2456c7d31bc601c8ddec40911259baa90f834a661bf2be4246a43d189c7d0e17a8247b4fd9d2e153a5973dc8ec69aab02ea643579d4d852af8b432b88d1ca000444ab0737a4115e063f148d2728826a93c65c66e75543274e672adf559f7d7265e99cc11da4a1420a37b92f7ab", "ebd41c505bcced1198582c3b847a39ab1d58361d3a2a01f70472435b1d16633f"]
+]
diff --git a/zcash_test_vectors/sapling/zip32.py b/zcash_test_vectors/sapling/zip32.py
index fdc0a98..e1c8b02 100755
--- a/zcash_test_vectors/sapling/zip32.py
+++ b/zcash_test_vectors/sapling/zip32.py
@@ -248,6 +248,23 @@ def main():
     m_1_2hv_3 = m_1_2hv.child(3)
 
     keys_and_internals = [(k, k.internal()) for k in (m, m_1, m_1_2h, m_1_2hv, m_1_2hv_3)]
+
+    render_tvs(args, keys_and_internals)
+
+def hard():
+    args = render_args()
+
+    seed = bytes(range(32))
+    m = ExtendedSpendingKey.master(seed)
+    m_1h = m.child(hardened(1))
+    m_1h_2h = m_1h.child(hardened(2))
+    m_1h_2h_3h = m_1h_2h.child(hardened(3))
+
+    keys_and_internals = [(k, k.internal()) for k in (m, m_1h, m_1h_2h, m_1h_2h_3h)]
+
+    render_tvs(args, keys_and_internals)
+
+def render_tvs(args, keys_and_internals):
     test_vectors = [
         {'ask' : Some(bytes(k.ask())) if k.is_xsk() else None,
          'nsk' : Some(bytes(k.nsk())) if k.is_xsk() else None,
diff --git a/zcash_test_vectors/transparent/bip_0032.py b/zcash_test_vectors/transparent/bip_0032.py
index 8b0efd0..939813d 100644
--- a/zcash_test_vectors/transparent/bip_0032.py
+++ b/zcash_test_vectors/transparent/bip_0032.py
@@ -6,6 +6,7 @@
 import hashlib
 import hmac
 import re
+from ripemd import ripemd160
 from secp256k1 import PrivateKey, PublicKey
 
 from .zip_0316 import derive_ovks
@@ -76,9 +77,9 @@ def __bytes__(self):
         return self.chaincode + self.pubkey_bytes()
 
     def address(self):
-        ripemd160 = hashlib.new('ripemd160')
-        ripemd160.update(hashlib.sha256(self.pubkey_bytes()).digest())
-        return ripemd160.digest()
+        h = ripemd160.new()
+        h.update(hashlib.sha256(self.pubkey_bytes()).digest())
+        return h.digest()
 
     def child(self, i):
         assert 0 <= i and i <= 0xFFFFFFFF