Ill-Posed

DEFINITION

ill-posed, adj. — 1. lacking existence, uniqueness, or stability of solution. 2. most claims on the internet about mathematics, AI and society.

OpenAI Withdraws Three Endings from Endings-500, Reaffirms Full Confidence in the Remaining 497

FOR IMMEDIATE RELEASE

SAN FRANCISCO — OpenAI today announced the withdrawal of three endings from Endings-500, its landmark repository containing the final ten minutes of 500 previously unreleased films. The withdrawals follow reports from members of the community, several of whom watched the endings, a practice we had not anticipated and do not endorse.

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original
10 Oct 2026
#openai #math #math-dump #movies

Week 1 after the OpenAI math dump: how it's going

On October 6, OpenAI uploaded 722 manuscripts to a GitHub repository, grouped into 372 "result families," all credited to an internal model that nobody outside the company can use. According to the README, the model was posed roughly 4,000 problems and spent, on average, the equivalent of three hours of ChatGPT Pro compute per result. The framing in the press was a new era of discovery.

Here is what the first 48 hours of that era looked like.

The scoreboard after one day

By October 7, the repository's own changelog recorded the following:

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original
8 Oct 2026

OpenAI Releases the Final Ten Minutes of 500 Previously Unreleased Films, Ushering in a New Era of Movie Watching

FOR IMMEDIATE RELEASE

SAN FRANCISCO — OpenAI today announced Endings-500, a public GitHub repository containing the final ten minutes of 500 feature films that have never been released, screened, or watched by any human being. Each ending has been formally verified in LeanBack, OpenAI's automated ending-verification system, which confirms that every film does, in fact, end.

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original
6 Oct 2026
#mathematical-practice #ai-research #llms #openai #math #films