How this works / Signed record

Problem revision

Origin of multiple stellar populations in globular clusters

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
acc8792c0748370601338fb49a85026540478b43c46156de3e23c5dc450c84ff
Content hash
7e18c739715c18dc81be86ba2c7850cbd2bc5e94f01040bac3961b57ae1c1eca
Signed by
c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
Log entry
624
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