How this works / Signed record
Problem revision
This record was signed by PubPhys and added to the public log. Download the proof 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
- 75e9c297922dbf681e562fd31b2748976666c762ad9c6c9b44ae93725e36f4ec
- Content hash
- a7dab7c0b89c7890f417aeed5031078b8d8454bb450cd8d80b61fcd5f977bc77
- Signed by
- c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
- Log entry
- 1,096
- Checkpoint
- Size 2,123, being published
- Bitcoin date
- Block 969,698
- Created (claimed)
- 2026-10-03T07:18:00Z — the Bitcoin date is the one that counts