Proof · receipts

Check the statement, not the hype.

Each run produces a receipt with SHA-256 commitments to the full request and the full response text, signed with Ed25519 when the server signer is configured. Verification runs in your browser with WebCrypto.

Server signer

Unsigned · signer not configured

GET /api/receipt-key

What a valid signature means

Crescent's server made this statement and it has not been changed since. It does not prove the answer is correct, which GPU ran it, that the provider retained nothing, or confidential inference. Attestation status is always shown — currently none.

No receipts yet. Send a chat or run an Orbit mission — or create a local example.

Paste receipt JSON

Select a receipt to inspect and verify.