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
- c664ceaddb13167825008e46951c95c0bde36e1fcf6357ee27e12bcebab21aa0
- Content hash
- 055a9d1599e9789737446ddef6c376de769ce37e5de35621b0cdfbbbbe3cbaed
- Signed by
- c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
- Log entry
- 1,578
- Checkpoint
- Size 2,123, being published
- Bitcoin date
- Waiting for Bitcoin (usually a few hours)
- Created (claimed)
- 2026-10-03T07:18:05Z — the Bitcoin date is the one that counts