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
- 356db6ebc8b1a14ae03141425f6fed3ace79510edfaaa68e3c88eb222ee124ae
- Content hash
- 17adff0bdab612d6f8b421f06be959979a29f7b7fa58dd0c59320b38c3838bb9
- Signed by
- c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
- Log entry
- 1,566
- 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