diff --git a/coin/QuantumCoin/oracles/DecentralizedOracle.sol b/coin/QuantumCoin/oracles/DecentralizedOracle.sol
new file mode 100644
index 000000000..eb974472b
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+++ b/coin/QuantumCoin/oracles/DecentralizedOracle.sol
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+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.0;
+
+import "@openzeppelin/contracts/access/Ownable.sol";
+
+contract DecentralizedOracle is Ownable {
+    struct DataFeed {
+        string name;
+        uint256 value;
+        uint256 timestamp;
+        address provider;
+    }
+
+    mapping(bytes32 => DataFeed) public dataFeeds;
+
+    event DataFeedUpdated(bytes32 indexed feedId, uint256 value, address indexed provider);
+
+    // Register a new data feed
+    function registerDataFeed(bytes32 feedId, string memory name) external onlyOwner {
+        require(dataFeeds[feedId].provider == address(0), "Data feed already exists");
+        dataFeeds[feedId] = DataFeed(name, 0, block.timestamp, msg.sender);
+    }
+
+    // Update the value of a data feed
+    function updateDataFeed(bytes32 feedId, uint256 value) external {
+        require(dataFeeds[feedId].provider == msg.sender, "Only the provider can update the data feed");
+        dataFeeds[feedId].value = value;
+        dataFeeds[feedId].timestamp = block.timestamp;
+
+        emit DataFeedUpdated(feedId, value, msg.sender);
+    }
+
+    // Retrieve the latest value of a data feed
+    function getDataFeed(bytes32 feedId) external view returns (string memory name, uint256 value, uint256 timestamp, address provider) {
+        DataFeed memory feed = dataFeeds[feedId];
+        return (feed.name, feed.value, feed.timestamp, feed.provider);
+    }
+}