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
- fd602f9520e23e8ccda77f556d7530d9cbd43adee92892c80a35603985f614ba
- Content hash
- ab253d51b3997bdfe2cfe07cd52ffc946766c102553d5786a930be942cd3f194
- Signed by
- c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
- Log entry
- 1,527
- Checkpoint
- Size 2,123, being published
- Bitcoin date
- Block 969,698
- Created (claimed)
- 2026-10-03T07:18:05Z — the Bitcoin date is the one that counts