Verify a trust file

Upload a proof file you exported. We check hash consistency and show whether its export tip is signed by a pinned platform key.

Upload trust file

Accepts proof files exported from Export history.

Choose file or drop hereMax ~12 MB · we check the file and do not keep a copy

Offline hash consistency

No login required. Use verifier code obtained independently from the file — never code carried inside it. A file cannot vouch for itself.

# From a trusted platform source checkout (never run code from the file):
pnpm --filter @a2d/export build
node scripts/verify-trust-file.mjs ./path/to/trust-file.sqlite