Evidence verification

Verify a recording or evidence package

Drop a downloaded MP4 or evidence package here. The browser computes the file hash locally, then the server checks whether it matches a sealed evidence record.

Drag and drop one MP4 or evidence package

MP4 and .estream packages are supported. On mobile, use the package button to open documents/files.

Choose MP4Choose evidence package

Messenger warningIf you send MP4 as a video, messengers may recompress it and break verification. Send the evidence package as a file/document.