How this works / Signed record

Problem revision

Why do planet numbers drop steeply above three Earth radii?

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
56710e1ee2d6a02a4a2e80b517b7c611d291c50ae296cbc63c0274fc713c7264
Content hash
993ea71f8e5b01edbe748338603bd60c723453b248727a120896091283f55140
Signed by
c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
Log entry
598
Checkpoint
Size 2,123, being published
Bitcoin date
Block 969,698
Created (claimed)
2026-10-03T07:17:55Z — the Bitcoin date is the one that counts