How this works / Signed record

Problem revision

Nonperturbative content of closed superstring field theory

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
733b5138a9331b52987f6e84e4a9772174e489552dd4417880394acd41817d75
Content hash
669d137b798b225c39004d0b29c97692419b1ebea707b4dfa88b4dc775fae6e1
Signed by
c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
Log entry
1,954
Checkpoint
Size 2,123, being published
Bitcoin date
Block 969,698
Created (claimed)
2026-10-03T07:18:09Z — the Bitcoin date is the one that counts