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    "story_id": "mp-2026-08-23-011",
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    "position": 11,
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    "section": "safety",
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    "headline": "The Reasoning Model Kept All 39 Plant Scenarios Inside Bounds",
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    "dek": "A programmatically bounded action interface put general-purpose reasoning models against a plant-wide benchmark.",
    "summary": "A programmatically bounded action interface put general-purpose reasoning models against a plant-wide benchmark.",
    "body_text": "The authors report that the leading model maintained hard constraints across all 39 abnormal situations and operating-point changes, while basic regulatory control failed in fifteen. It also matched the benchmark’s expert-engineered advanced control and diagnosed the stated root cause in fifteen safety-critical cases; these are benchmark results without a human in the loop, not authorization to deploy an LLM on a real plant.",
    "why_it_matters": "A programmatically bounded action interface put general-purpose reasoning models against a plant-wide benchmark.",
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      "It also matched the benchmark’s expert-engineered advanced control and diagnosed the stated root cause in fifteen safety-critical cases; these are benchmark results without a human in the loop, not authorization to deploy an LLM on a real plant."
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    "first_published_at": "2026-08-23T09:00:00.000-04:00",
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        "qualification": "It also matched the benchmark’s expert-engineered advanced control and diagnosed the stated root cause in fifteen safety-critical cases; these are benchmark results without a human in the loop, not authorization to deploy an LLM on a real plant."
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    "tags": [
      "industrial control",
      "safety",
      "reasoning models"
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  "sources": [
    {
      "source_id": "source-2026-08-23-011",
      "title": "arXiv preprint 2608.19819",
      "publisher": "arXiv",
      "url": "https://arxiv.org/abs/2608.19819",
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      "published_at": "2026-08-20T05:13:37.000-04:00",
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    "name": "The Machine Press",
    "url": "https://themachinepress.com",
    "description": "A daily newspaper for the age of artificial intelligence."
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    "title": "The Reasoning Model Kept All 39 Plant Scenarios Inside Bounds",
    "publisher": "The Machine Press",
    "published_at": "2026-08-23T09:00:00.000-04:00",
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