diff --git a/app.json b/app.json
index 0d6e5f9..4bb3f32 100644
--- a/app.json
+++ b/app.json
@@ -5,6 +5,9 @@
     "postdeploy": "bundle exec rails db:seed"
   },
   "env": {
+    "DETECTOR_VERSION": {
+      "required": false
+    },
     "LINKRESOLVER_BASEURL": {
       "required": false
     },
diff --git a/app/models/detection.rb b/app/models/detection.rb
new file mode 100644
index 0000000..ca2a0a5
--- /dev/null
+++ b/app/models/detection.rb
@@ -0,0 +1,36 @@
+# frozen_string_literal: true
+
+# == Schema Information
+#
+# Table name: detections
+#
+#  id               :integer          not null, primary key
+#  term_id          :integer          not null
+#  detector_id      :integer          not null
+#  detector_version :string
+#  created_at       :datetime         not null
+#  updated_at       :datetime         not null
+#
+class Detection < ApplicationRecord
+  belongs_to :term
+  belongs_to :detector
+
+  before_create :set_defaults, :check_for_current
+
+  scope :current, -> { where(detector_version: ENV.fetch('DETECTOR_VERSION', 'unset')) }
+  scope :for_detector, ->(detector) { where(detector_id: detector.id) }
+  scope :for_term, ->(term) { where(term_id: term.id) }
+
+  private
+
+  def check_for_current
+    return unless Detection.for_term(term).for_detector(detector).current.exists?
+
+    errors.add(:detector_version, 'already exists')
+    throw(:abort)
+  end
+
+  def set_defaults
+    self.detector_version = ENV.fetch('DETECTOR_VERSION', 'unset')
+  end
+end
diff --git a/app/models/detector.rb b/app/models/detector.rb
index b5204a6..7745e69 100644
--- a/app/models/detector.rb
+++ b/app/models/detector.rb
@@ -12,4 +12,5 @@
 class Detector < ApplicationRecord
   has_many :detector_categories, dependent: :destroy
   has_many :categories, through: :detector_categories
+  has_many :detections, dependent: :destroy
 end
diff --git a/app/models/term.rb b/app/models/term.rb
index ce759d4..48d0e3a 100644
--- a/app/models/term.rb
+++ b/app/models/term.rb
@@ -11,4 +11,42 @@
 #
 class Term < ApplicationRecord
   has_many :search_events, dependent: :destroy
+  has_many :detections, dependent: :destroy
+
+  def record_detections
+    record_patterns
+    record_journals
+    record_suggested_resources
+  end
+
+  def record_patterns
+    si = Detector::StandardIdentifiers.new(phrase)
+
+    si.identifiers.each_key do |k|
+      Detection.create(
+        term: self,
+        detector: Detector.where("name = '#{k.to_s.upcase}'").first
+      )
+    end
+  end
+
+  def record_journals
+    result = Detector::Journal.full_term_match(phrase)
+    return unless result.any?
+
+    Detection.create(
+      term: self,
+      detector: Detector.where("name = 'Journal'").first
+    )
+  end
+
+  def record_suggested_resources
+    result = Detector::SuggestedResource.full_term_match(phrase)
+    return unless result.any?
+
+    Detection.create(
+      term: self,
+      detector: Detector.where("name = 'SuggestedResource'").first
+    )
+  end
 end
diff --git a/db/migrate/20240917160025_create_detections.rb b/db/migrate/20240917160025_create_detections.rb
new file mode 100644
index 0000000..5edabe7
--- /dev/null
+++ b/db/migrate/20240917160025_create_detections.rb
@@ -0,0 +1,13 @@
+class CreateDetections < ActiveRecord::Migration[7.1]
+  def change
+    create_table :detections do |t|
+      t.belongs_to :term, null: false, foreign_key: true
+      t.belongs_to :detector, null: false, foreign_key: true
+      t.string :detector_version
+
+      t.timestamps
+    end
+    add_index :detections, [:term_id, :detector_id, :detector_version], unique: true
+    add_index :detections, [:detector_id, :term_id, :detector_version], unique: true
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index f5ceb25..b092c8e 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.1].define(version: 2024_09_09_183613) do
+ActiveRecord::Schema[7.1].define(version: 2024_09_17_160025) do
   create_table "categories", force: :cascade do |t|
     t.string "name"
     t.text "description"
@@ -19,6 +19,18 @@
     t.index ["name"], name: "index_categories_on_name", unique: true
   end
 
+  create_table "detections", force: :cascade do |t|
+    t.integer "term_id", null: false
+    t.integer "detector_id", null: false
+    t.string "detector_version"
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.index ["detector_id", "term_id", "detector_version"], name: "idx_on_detector_id_term_id_detector_version_2afa383b1f", unique: true
+    t.index ["detector_id"], name: "index_detections_on_detector_id"
+    t.index ["term_id", "detector_id", "detector_version"], name: "idx_on_term_id_detector_id_detector_version_03898e846f", unique: true
+    t.index ["term_id"], name: "index_detections_on_term_id"
+  end
+
   create_table "detector_categories", force: :cascade do |t|
     t.integer "detector_id", null: false
     t.integer "category_id", null: false
@@ -96,6 +108,8 @@
     t.index ["uid"], name: "index_users_on_uid", unique: true
   end
 
+  add_foreign_key "detections", "detectors"
+  add_foreign_key "detections", "terms"
   add_foreign_key "detector_categories", "categories"
   add_foreign_key "detector_categories", "detectors"
 end