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    "story_id": "mp-2026-10-30-016",
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    "headline": "The Qubits Remember How Long Ago They Reset",
    "slug": "the-qubits-remember-how-long-ago-they-reset",
    "dek": "On IBM hardware, two entropy diagnostics tracked noiseless predictions while concurrence was suppressed by noise.",
    "summary": "On IBM hardware, two entropy diagnostics tracked noiseless predictions while concurrence was suppressed by noise.",
    "body_text": "In stochastic-reset steady states, the difference between trajectory-resolved and averaged entanglement entropy equals the information a subsystem retains about time since reset. Hardware measurements followed entropy predictions without fitted parameters; a one-parameter depolarizing model captured most concurrence suppression.",
    "why_it_matters": "On IBM hardware, two entropy diagnostics tracked noiseless predictions while concurrence was suppressed by noise.",
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    "importance": 8,
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    "first_published_at": "2026-10-30T09:00:00.000-04:00",
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    "tags": [
      "quantum computing",
      "entanglement",
      "superconducting qubits"
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    "image_url": null,
    "corrections": []
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  "sources": [
    {
      "source_id": "source-2026-10-30-018",
      "title": "arXiv preprint 2610.40638, original v1",
      "publisher": "arXiv",
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      "published_at": "2026-10-28T20:00:00.000-04:00",
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  "publisher": {
    "name": "The Machine Press",
    "url": "https://themachinepress.com",
    "description": "A daily newspaper for the age of artificial intelligence."
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    "title": "The Qubits Remember How Long Ago They Reset",
    "publisher": "The Machine Press",
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