Name	Name	Last commit message	Last commit date
parent directory ..
contracts	contracts
scripts	scripts
.env.example	.env.example
README.md	README.md
hardhat.config.ts	hardhat.config.ts
package.json	package.json
tsconfig.json	tsconfig.json

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TruthLayer — Data Provenance

Data provenance tracking on ProbeChain Rydberg Testnet (Chain ID 8004).

Features

Origin Registration: Register data origins with source, timestamp, and metadata
Transformation Tracking: Chain of transformations from origin to current form
Provenance Verification: Verify full provenance chain for any data hash
Auditor Certification: Authorized auditors certify data authenticity
Hash Indexing: Lookup by origin hash or any transformation output hash

Function	Description
`registerOrigin`	Register data origin with source and metadata
`addTransformation`	Add a transformation step to an origin
`verifyProvenance`	Verify full provenance chain for a data hash
`certifyData`	Auditor certifies data authenticity

npm install
cp .env.example .env
# Add your private key to .env
npx hardhat compile
npx hardhat run scripts/deploy.ts --network rydberg