Public check

Check It Yourself.

Paste a certificate or an attestation. Nothing is uploaded.

Demo registry, demo keys. Both private halves are printed in this page’s source, so anyone can mint a pass. Nothing is checked against a chain. Trust no verdict here.

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The three verdicts Verifies: the signature matches, and the key that made it is listed in registry.json, which ships with this page. Consistent but unregistered: the signature matches and nothing was altered, but the key is not listed, so a name printed inside the payload is only text the signer chose. Does not verify: something in the payload, the signature, the dates or your copy of the document does not match. VERIFIES SIGNATURE MATCHES KEY IS LISTED IN registry.json CONSISTENT SIGNATURE MATCHES KEY IS NOT LISTED A NAME INSIDE IS JUST TEXT THE SIGNER CHOSE FAILS SOMETHING CHANGED: THE PAYLOAD, THE SIGNATURE, THE DATES, OR YOUR COPY OF THE DOCUMENT
A pass is about the certificate, not about your filing. Paste your filing’s digest to tie the two together.

Attestations

The reader, the purpose and the expiry sit inside the signature.

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The detail is in the plan →