The numbered question and its assumptions are given in the linked Erdős problem statement.
Model / AI: Aletheia, GPT-5.2
Model / AI: Aletheia
Literature identification reported for Aletheia.
Source read 2026-09-08. Read the linked source to identify this individual result and its attribution; proofs were not independently checked.
Model / AI: GPT-5.2
announced as solved with GPT-5.2; Erdős had resolved it himself in a 1977 paper. Barreto retracted, saying "I've fallen for this twice now".
Source review pending. Imported from the original notes; linked claims and artifacts have not been re-audited in this restructuring.