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
- f6d64e6549d380a918e0f747875789012bc4c786b6b351aa03701b680a56a3e8
- Content hash
- 68998b77568511cbc2feec060b7d1b2268854b2c8802691d22c06dcae9d7a499
- Signed by
- c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
- Log entry
- 2,055
- Checkpoint
- Size 2,123, being published
- Bitcoin date
- Waiting for Bitcoin (usually a few hours)
- Created (claimed)
- 2026-10-03T07:18:10Z — the Bitcoin date is the one that counts