How this works / Signed record

Problem revision

System-independent functional giving fundamental gaps of molecules and solids

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
7217d48d4899cdad0f316242442134ad9b341e60c7246bbc21821a54f27a533f
Content hash
177be12d07ad45b9f50985c4086f9943fb739010e306d68a02afeb941eedfb0d
Signed by
c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
Log entry
859
Checkpoint
Size 2,123, being published
Bitcoin date
Block 969,698
Created (claimed)
2026-10-03T07:17:58Z — the Bitcoin date is the one that counts