How this works / Signed record

Problem revision

Where does 1/f noise stop at low frequency?

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
c4cb43d215c43c940aa4072dc24598e7759c7f6d8c1f8595cf53c2fc750cc2d4
Content hash
0e32e7f2e00547daabf4485210282427feae1f4df5e6fde6072114701ad05593
Signed by
c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
Log entry
1,121
Checkpoint
Size 2,123, being published
Bitcoin date
Block 969,698
Created (claimed)
2026-10-03T07:18:00Z — the Bitcoin date is the one that counts