Idena Stamp (Retired)

The Idena Stamp previously allowed users to prove their humanity through Idena’s “Proof of Person” — synchronous validation ceremonies in which participants solve bot-resistant puzzles. Connecting an Idena account to Passport verified the user as a genuine individual.

Status

Legacy Details

When the Idena Stamp was active:

Previous Requirements

• An active Idena account (created at https://app.idena.io )
• A minimum identity status of Newbie or higher

Previous Verification Steps

1. Achieve Newbie status by obtaining an invitation and passing validation.
2. Access the Passport dashboard via Sign in with Ethereum.
3. Select Connect on the Idena Stamp card.
4. Click Check Eligibility and authenticate with your Idena credentials.
5. Confirmation occurred when the button status changed to Verified.

Legacy Troubleshooting

• Verify stable internet connectivity.
• Test alternative browsers or use incognito mode.
• Confirm the Idena account met the minimum Newbie identity status.
• Clear browser cache and cookies.

Legacy Support Resources

• Idena FAQ: https://www.idena.io/faq 
• Community Discord: https://discord.gg/8BusRj7 

Legacy FAQs

Obtaining invitations — users joined the official Idena Telegram or Discord communities, where validated members distributed invitation codes per pinned instructions.

Renewal — verification needed to be renewed every 90 days through the standard process.

Failed verification — users were advised to review prerequisite compliance and escalate through Passport or Idena support channels if problems persisted.

Impact on Existing Stamps

If you previously held the Idena Stamp, it no longer contributes to your Unique Humanity Score following the January 2026 reweight.

Alternatives

Consider these active stamps to build your Unique Humanity Score:

• Biometrics Stamp
• Government ID Stamp
• Phone Verification Stamp
• Proof of Clean Hands Stamp