Verify your content
Independent verification: the browser computes the hash locally, queries the public verification endpoints, and can validate the CertiSigma ECDSA signature client-side.
Advanced mode
Need a forensic report?
Start with Verify for the fast answer. If you need an audit trail for a client, lawyer, newsroom, or internal review, open the advanced report mode: same privacy model, same cryptographic checks, more explanation.
Open forensic report mode