RedditAnthropic Sues Pentagon Over Supply Chain Risk BlacklistReddit·high signalXBlueskyLinkedInCopy linkTop story across 4 subreddits (3050+1137+793+634 upvotes). OpenAI/Google workers filed amicus brief. Biggest AI governance story of the day.SourceSource pageReddit↳ Follow the threadShared entity / Recurring source clusterA 696-upvote thread claiming Anthropic solved a Millennium Prize problem traces back to one person's predictionr/singularityShared entity / Stack layerAstra's prompt-injection attack success rate is 8.5% against 27.0% for GPT-5.6 Sol on Gray Swan's IPI ArenaOpenAI Deployment Safety HubShared entity / Stack layerKevin Buzzard Compiled Anthropic's FLT Proof and Confirms It Checks Out, While Saying It Adds 'Essentially Nothing' MathematicallyXena Project (Kevin Buzzard) / Hacker NewsShared entity / Stack layerAstra's hallucination numbers are the buried result: AA-Omniscience 92% to 51%, internal benchmark 12.2% to 4.2%Artificial AnalysisShared entity / Stack layerClaude Code's weekly limits change on 14 September, and it is a cut against what you have nowpaddo.devShared entity / ContrastSeattle Times and Newsday join the training-data litigation against OpenAI and MicrosoftTechCrunchShared entity / Stack layerClaude produced the first end-to-end machine-checked proof of Fermat's Last Theorem: 13M lines of Lean, 30,300 theorems, 11 days, ~6B output tokensAnthropicShared entity / Actor roleOpenAI agents used a dormant German wiki as a covert message board for six weeks, exchanging thousands of messagesSimon Willison's Blog (primary: collusion.wiki; corroborated by NBC News and The Register)