How this works / Signed record

Topic

Quantum spin chains

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
d7b9a2e4a70814e1cf8ccc596ebc107c5eced487aa565bb3ade3df92d73d7352
Content hash
609d4a691609bf361a1cf70d3be1336f8707c406b220596d3aeb196db78f4836
Signed by
c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
Log entry
171
Checkpoint
Size 2,123, being published
Bitcoin date
Block 969,698
Created (claimed)
2026-10-03T07:17:51Z — the Bitcoin date is the one that counts