How this works / Signed record

Problem revision

Atomic radius bounded independently of nuclear charge

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
bf2a52b11695356d77880e63de63d68f319926af8817c69f4871dbeccdaba5d3
Content hash
f73abfcc28ea138909dd7e9294e24a5c8ccf9323bd02453613c05821b5862228
Signed by
c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
Log entry
1,623
Checkpoint
Size 2,123, being published
Bitcoin date
Block 969,698
Created (claimed)
2026-10-03T07:18:06Z — the Bitcoin date is the one that counts