{"type":"post","id":"anthropic-and-theorem-used-claude-to-formally-verify-255192","slug":"anthropic-and-theorem-used-claude-to-formally-verify-255192","title":"Anthropic and Theorem used Claude to formally verify 123 open-source libraries at the RISC-V assembly level.","description":"Theorem has open-sourced materials for its OSS Verify work: proofs, semantics, and a Claude skill intended for reuse in open-source software verification.","retrieval_nugget":"Theorem has open-sourced materials for its OSS Verify work: proofs, semantics, and a Claude skill intended for reuse in open-source software verification.","published_at":"2026-10-23","updated_at":"2026-10-23","record_date":"2026-10-23","date_kind":"published_at","topics":["claude","anthropic"],"entities":["Theorem","OSS Verify","Claude","Anthropic"],"related_patterns":["skills-become-portable-capability-layer","scientific-agents-need-artifact-evidence"],"novelty_label":"new_fact","what_changed":"The story adds that Claude and Theorem verified 123 open-source libraries at the RISC-V assembly level.","prior_refs":["memory:871668c7-f6f0-8a38-aa84-fe5a04fc318d"],"source_url":"https://theorem.dev/","source_urls":["https://theorem.dev/"],"schema_version":"newruntime-agent-readable-v0.2","stable_id":"post:anthropic-and-theorem-used-claude-to-formally-verify-255192","status":"published","visuals":[],"editor":{"role":"editor","name":"Andrey Reshetnikov","profile":"https://newruntime.com/owner-profile.md","profile_json":"https://newruntime.com/owner-profile.json","same_as":["https://www.linkedin.com/in/reshetnikov1/","https://t.me/lapetuse"]},"routes":{"html":"https://newruntime.com/posts/anthropic-and-theorem-used-claude-to-formally-verify-255192/","markdown":"https://newruntime.com/posts/anthropic-and-theorem-used-claude-to-formally-verify-255192.md","json":"https://newruntime.com/posts/anthropic-and-theorem-used-claude-to-formally-verify-255192.json"},"next_reads":[{"type":"topic","path":"/topics/claude/","url":"https://newruntime.com/topics/claude/","title":"Claude","reason":"Explore the claude topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/claude.md","json_url":"https://newruntime.com/topics/claude.json"},{"type":"topic","path":"/topics/anthropic/","url":"https://newruntime.com/topics/anthropic/","title":"Anthropic","reason":"Explore the anthropic topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/anthropic.md","json_url":"https://newruntime.com/topics/anthropic.json"},{"type":"collection","path":"/posts/","url":"https://newruntime.com/posts/","title":"Field Notes","reason":"Open the latest editorial analysis.","media_type":"text/html","json_url":"https://newruntime.com/posts.json"},{"type":"collection","path":"/source-ledger.json","url":"https://newruntime.com/source-ledger.json","title":"Source Ledger","reason":"Inspect the public source evidence graph.","media_type":"application/json"}]}