Erdős Problem 728 — qed.bot Claims, announcements and changes recorded against Erdős Problem 728. https://qed.bot/feeds/s/erdos-728.xml 2026-01-22T00:00:00Z qed.bot Erdős Problem 728 — full (Aristotle) urn:qed:5d1c84ab44ea 2026-01-22T00:00:00Z Pomerance (2026). Autonomy A1, evidence V1, fidelity F2. Erdős Problem 728 — full (Aristotle, GPT-5.2 Thinking) urn:qed:e7dbc246ec70 2026-01-07T00:00:00Z Aristotle and GPT-5.2 Pro (2026). Autonomy A1, evidence V1, fidelity F2. Erdős Problem 728 — full (Aristotle, GPT-5.2 Pro) urn:qed:e6d66573cd7b 2026-01-06T00:00:00Z Full solution (Lean). Autonomy A3, evidence V2, fidelity F2.