How this works / Signed record

Problem revision

How fast do black hole binaries shrink from parsec to merger?

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
1006a223be3042ff76bc04bdf70071bca57f8c1bc48e450c381a970fe7ed5513
Content hash
5b6b322d0e40ccdb1775f3e62927212ffcae9bccfddd5e176f64817e953a2d99
Signed by
c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
Log entry
602
Checkpoint
Size 2,123, being published
Bitcoin date
Block 969,698
Created (claimed)
2026-10-03T07:17:55Z — the Bitcoin date is the one that counts