The target server must allow cross-origin reads (CORS). If the fetch fails, download the file and use the upload tab instead.
Files and URLs are verified byte-exact — including the UTF-8 / no-BOM transport rules a pasted string can't carry.
Check any ProofMeta Signed Envelope: who signed it, what exactly was signed, when. Verification runs entirely in your browser against the protocol's fail-closed acceptance rules — nothing is uploaded anywhere.
The target server must allow cross-origin reads (CORS). If the fetch fails, download the file and use the upload tab instead.
Files and URLs are verified byte-exact — including the UTF-8 / no-BOM transport rules a pasted string can't carry.