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Problem revision

When and how did galactic bars first form?

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
1b1abc158beb8ed3d2ae866c60c9272e0f9352331df99c39908500e5fa022591
Content hash
9873f4059a96c619cd4efdc643a3cf44efd9e572abcc7fd3db514a7b5d291ed3
Signed by
c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
Log entry
518
Checkpoint
Size 2,123, being published
Bitcoin date
Block 969,698
Created (claimed)
2026-10-03T07:17:54Z — the Bitcoin date is the one that counts