Provenance Registry
On-Chain Audit Provenance Layer
SolidityHardhatReactTypeScriptViteTailwind CSSethers.jsEthereum Sepolia
A blockchain-based provenance system designed to make software evolution and audit history cryptographically verifiable.
The system creates immutable references between off-chain artifacts and blockchain records using cryptographic commitments.
Features
- On-chain protocol version registry
- Audit metadata storage
- Commit hash verification
- Timestamped blockchain records
- Cryptographic linking using keccak256
Web3 flow
- User → Wallet Authentication → Transaction Signing → Smart Contract Execution → Blockchain State Update → Frontend Synchronization