How this works / Signed record

Problem revision

Sample complexity of gradient training for multi-index targets

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
91fdc52a2137848f1217c031310bc0a08f0dfe8fe5bf8dd82fb22aec4ec71ab9
Content hash
85f4b1a734cf2ee72609d4a7cde47dcb4f7bc09d96fcf2ad75f5c5a6964c500e
Signed by
c6afc19b31429869751f06879c75cd64ea92654423d15b44be775bf1310a60da
Log entry
2,095
Checkpoint
Size 2,123, being published
Bitcoin date
Block 969,698
Created (claimed)
2026-10-03T07:18:11Z — the Bitcoin date is the one that counts