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
- b60d4f6ed743b29c1139e8b8f40b9fdcf9eafcb4bf69183b69d1869e38c08eed
- Content hash
- 9e181b080199dedea59dfec1742eec398b55fd6b5ac38934a05944c9d74f3913
- Signed by
- c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
- Log entry
- 1,931
- Checkpoint
- Size 2,123, being published
- Bitcoin date
- Block 969,698
- Created (claimed)
- 2026-10-03T07:18:09Z — the Bitcoin date is the one that counts