How this works / Signed record

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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
538fe87657e20f21e31f40dc3b7a787c1f9a39f73ad00a0a2fb86ecccd7b18f4
Content hash
7d52e529bbb7c3b9c36337e25ab1997f8a5d5d882c48855b553dcef0f1268de1
Signed by
c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
Log entry
3,691
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)