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Check an evidence pack.

Paste the SHA-256 hash printed in the pack. We tell you whether we issued it, when, and whether the file has been altered since. Up to three hashes free.

01  Who is asking02  Paste hashes

Tell us who you are,
then check up to three.

Email and organisation, both needed

We use this to rate-limit the free tier and to contact you if a pack you checked is later withdrawn. Nothing else. Need unlimited checks? Talk to us.