Proof of Clean Hands Stamp
The Proof of Clean Hands Stamp proves that you are not on any international sanction lists and are not a politically exposed person (PEP), using zero-knowledge proofs to preserve your privacy.
Quick Facts
| Detail | Value |
|---|---|
| Cost | ~$5 |
| Time | ~10 minutes |
| Privacy | Zero-knowledge proofs |
| Stamp Validity | 90 days |
| Credential Validity | 1 year |
| Supported Networks | Ethereum, Optimism, Avalanche, Base |
Requirements
- ~$5 for the verification fee
- A wallet connected to your Passport
What It Proves
This stamp cryptographically verifies that you:
- Are not on any international sanction lists
- Are not a politically exposed person (PEP)
All verification is done using zero-knowledge proofs, meaning the system confirms compliance without accessing or storing your personal data.
Step-by-Step Verification
- Navigate to the Passport App and connect your wallet.
- Select the Proof of Clean Hands Stamp.
- Follow the verification flow to generate a zero-knowledge proof of your compliance status.
- Pay the ~$5 verification fee.
- Once verified, the credential is issued and the stamp is added to your Passport.
Validity and Renewal
- The stamp on your Passport is valid for 90 days before it must be re-verified.
- The underlying credential is valid for 1 year.
- To renew, repeat the verification process and pay the fee again.
Supported Networks
The credential is recognized across:
- Ethereum
- Optimism
- Avalanche
- Base
Troubleshooting
- Verification failed — If the verification process fails, ensure your wallet is properly connected and try again.
- Stamp expired — Re-verify through the same process every 90 days to maintain an active stamp.
- Fee payment issue — Ensure you have sufficient funds on the network used for the verification fee.
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