How this works / Signed record

Problem revision

Accessibility of fitness peaks in large sequence spaces

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
2f5c7860655f4cc202a8b2bbedd76f9c86c5bc094f6097af6be23216b8a2ae86
Content hash
945dc620c3160e00465d66e9e1ea6a9967ac1b4f17925262d8d3a562b083e0b5
Signed by
c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
Log entry
769
Checkpoint
Size 2,123, being published
Bitcoin date
Block 969,698
Created (claimed)
2026-10-03T07:17:57Z — the Bitcoin date is the one that counts