Jul 2026
Unconditional unclonable encryption
Model / AI: GPT-5.6 Sol Ultra
verified
Ananth and Sahai report a construction and main proof ideas "generated entirely by Codex using GPT 5.6 Sol Ultra"; Ragavan derived it independently with the same model hours apart, and Broadbent and Coladangelo found both convincing (coverage). No formal artifact.
Source review pending. Imported from the original notes; linked claims and artifacts have not been re-audited in this restructuring.