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
- 88c0f288c94255c019a5c58e3e4f11501020732da95b5e25a81c4d1a10852abe
- Content hash
- 996ba8ae682084c330c31df92e2e49b3fa29cd67d13a06fe2314cc5ea8ea1281
- Signed by
- c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
- Log entry
- 653
- Checkpoint
- Size 2,123, being published
- Bitcoin date
- Block 969,698
- Created (claimed)
- 2026-10-03T07:17:56Z — the Bitcoin date is the one that counts