How this works / Signed record

Problem revision

Is $\theta_{23}$ maximal, and if not, in which octant?

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
aa57601dcd58e0aa4cac24dfd6d7e51b21dcaf6d295661532d3ae1c7f8876b65
Content hash
a4d9689a14d8740f68336405edc074cdda73198896aa3166908a47d07310ff29
Signed by
c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
Log entry
1,575
Checkpoint
Size 2,123, being published
Bitcoin date
Block 969,698
Created (claimed)
2026-10-03T07:18:05Z — the Bitcoin date is the one that counts