Human signature

Approve this with your passkey.

A real human, intentionally, on a known device. Touch ID, Windows Hello, or your platform passkey - never a password.

Action requested

Sign Master Services Agreement (Q2 2026)

12-page Master Services Agreement between Acme AI Labs and GreenLeaf Designs.

Typecontract_signature

Orgacme-ai

Referencedocusign_demo_msa_001

Issued -

✓

Human signature verified.

Public proof generated. Anyone with the URL can verify it.

Proof ID -

Status -

Open proof page →

Could not complete passkey flow.

Real WebAuthn requires HTTPS or localhost. In demo mode, click Skip - demo mode to simulate.

Signer

manav.id/asha · Acme AI Labs

RP ID -

Originmanav.id

Demo modeon

What we store

Public-key half of your passkey, the action you approved, and a timestamp. Your fingerprint, face, and PIN never leave the device.

· WebAuthn ES256 / FIDO2 · HMAC-SHA256 server proof · Public verifiable URL · Audit log on every mutation