Verify evidence

Is this the original file?

Every video and picture Vallaris keeps as evidence can be checked here. Choose the file and you get a plain answer: whether it is the original, recorded by which camera and when, and that it has not been changed.

· Your file is not uploaded: it is checked on your own computer.
· An edited copy, even with one frame changed, will not match.
· Vallaris can provide a full integrity review on request.

Choose the video or picture to checkor the certificate.json that came with it. The file stays on your computer.

For technical reviewers

SHA-256 fingerprint of the file

Certificate (paste certificate.json)

Offline: compute the file's SHA-256 (shasum -a 256 on macOS or Linux, certutil -hashfile on Windows) and compare it with the certificate. The signature is Ed25519 over the SHA-256 (hex) of the certificate's canonical JSON; the public keys are at /api/v1/public/evidence-signing-key. Vallaris can provide a full integrity review on request.