How this works / Signed record

Problem revision

Speed and distance dependence of non-contact quantum friction

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
c8c078ca0b8fe991eb479a6bdbabddb7787411d92da1dc1bd28bd53f5fd1a54b
Content hash
354003ac39616843c83e600f709547067b385069f398d32537c93135e03f8a1b
Signed by
c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
Log entry
381
Checkpoint
Size 2,123, being published
Bitcoin date
Block 969,698
Created (claimed)
2026-10-03T07:17:53Z — the Bitcoin date is the one that counts