How this works / Signed record

Problem revision

Direct measurement of the quantum metric of moire flat bands

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
d78d0db1f069e883537c12c445b1f6aa6809f6571cd0f4b362328b182c9c4ac2
Content hash
e5e2186ccc2d6797836110eab7038cc2bda152a5a7eedf13cadb6ab91305a78a
Signed by
c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
Log entry
991
Checkpoint
Size 2,123, being published
Bitcoin date
Block 969,698
Created (claimed)
2026-10-03T07:17:59Z — the Bitcoin date is the one that counts