Topics · Protocol concept

ZK-SNAP receipt

A verifier can check the signed receipt later without asking the original platform to vouch for itself.

Problem

What breaks today

A dashboard can say an action happened, but later reviewers need proof that survives outside the dashboard.

Mechanism

A ZK-SNAP receipt is a canonical signed receipt object with a claim commitment, inputs_root, signature, profiles, and extension fields.

Verifiable outcome

A verifier can check the signed receipt later without asking the original platform to vouch for itself.

Related profiles and labels

Canonical receiptClaim commitmentOffline verification

Go deeper

Use Cases tells the story with cards. Proof Lab runs create and verify locally. Protocol holds the normative reference.