How this works / Signed record

Topic

Ocean overturning and ice-sheet tipping points

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
7fc551459998c7e7a33c78a6d1d9264023c488edce1886a95542649f021e0b20
Content hash
d30576ef589d1225c28dbea1a3726b367e19fc97373549892d13ea8b813cedce
Signed by
c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
Log entry
194
Checkpoint
Size 2,123, being published
Bitcoin date
Block 969,698
Created (claimed)
2026-10-03T07:17:51Z — the Bitcoin date is the one that counts