How this works / Signed record

Problem revision

Does oxidizing silicon vapor from struck soil explain ball lightning?

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
57475ad425c6e86b765fb7a8c86dd1a965ce616e7ec4f8b50e88607cd7ad3bb7
Content hash
844bab57e6bf0033de0e732ea20c9c21e875b715837ec34e7771aa4cd3e0294c
Signed by
c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
Log entry
1,293
Checkpoint
Size 2,123, being published
Bitcoin date
Block 969,698
Created (claimed)
2026-10-03T07:18:02Z — the Bitcoin date is the one that counts