How this works / Signed record
Problem revision
This record was signed by PubPhys and added to the public log. Download the record 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
- ab7e7fb38709348ddb9d27dac1e06a88d5b1e042058cb71c35ee3ccad39c3e8b
- Content hash
- 805441b66b6c71f55775ce14062f1c228f0d5e9ab8064d143802509967ec41e6
- Signed by
- c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
- Log entry
- 3,536
- Checkpoint
- Size 3,804, logged in Rekor and mirrored
- Bitcoin date
- Block 971,635
- Created (claimed)
- 2026-10-15T23:43:22Z (the Bitcoin date is the one that counts)