How this works / Signed record
Problem revision
This record was signed by PubPhys and added to the public log. Download the record and check it with the open verifier: it recomputes every fingerprint, checks the PubPhys signature against the published key, finds the entry in the log and checks the Bitcoin date, without relying on this site.
- Record hash
- 0a23c42525741a6fc8d4bd4afea5ffff5b2f71c7f06972db253b8a562cfae3b6
- Content hash
- cfa1eff8d66193dde55e3512e8293b00fd9bd8647a4af297ef9ac4d438f59d14
- Signed by
- c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
- Log entry
- 778
- Checkpoint
- Size 2,123, logged in Rekor and mirrored
- Bitcoin date
- Block 969,698
- Created (claimed)
- 2026-10-03T07:17:57Z (the Bitcoin date is the one that counts)