Formal Verification — Simon Carter

OpenAI's AI disproved the Exponential Time Hypothesis: here's what that actually means

On 26 October 2026, OpenAI published an AI-generated disproof of the Exponential Time Hypothesis, verified in Lean, with open data and community funding.

26 October 2026

Models & Assistants

OpenAI's unreleased model solves a Millennium Prize maths problem: and the controversy may matter as much as the proof

10,000 AI agents, 88 hours, and a Lean-verified proof of finite-time singularity in Navier: Stokes. Here's what happened and why it matters.

8 September 2026

Agents & Automation

Claude proved Fermat's Last Theorem in 11 days: and a computer checked every step

Anthropic's multi-agent Claude system produced a machine-verified formal proof of Fermat's Last Theorem in 11 days, writing 13 million lines of Lean 4 code.

5 September 2026