How this works / Signed record

Problem revision

First-principles lifetime of the four-atom collision complex

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
1d4c5e6b78a4d447f60dd6a19df37db97a9cbabaf0defb6b47bd35952c2301e9
Content hash
36f0f242e6adbf25aa4941b0dfe606a6661ee097c78cd10f04ba149f2aec1c76
Signed by
c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
Log entry
468
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