How this works / Signed record

Problem revision

What drives heavy mass loss in the final years before collapse?

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
a93dbffe220d30a4b58ec3f954224252cf872d031a35eb4ca93b771da0e09cb0
Content hash
5c6a077e8ee5b50519f1dcefed68e8443621f069c1413d0aaec632b72637e1a5
Signed by
c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
Log entry
504
Checkpoint
Size 2,123, being published
Bitcoin date
Block 969,698
Created (claimed)
2026-10-03T07:17:54Z — the Bitcoin date is the one that counts