Independent verification
Verify the document, not the promise.
Paste a W3Sign signature link. This verifier retrieves the on-chain proof, downloads the referenced IPFS document, calculates its SHA-256 hash and compares it with the signed hash.
Signature link
- SignatureBucket
- SignatureKey
- Signed by address
- Signed By
- Signed at
- Transaction
- Confirmations / block
- Document
- Content type
- Document size
- IPFS CID
- Signed SHA-256
- Calculated SHA-256
Verified signed data
Plain text
Verified document