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    "id": "hyra-claimed-cubic-log-commutator-bound-2026",
    "title": "Hyra: claimed cubic-logarithmic cost for bounded commutators approaching the identity",
    "summary": "Retained Tao's operator-matrix construction and used endpoint-forcing supersolutions with controlled discrete concavity to claim, for any infinite-dimensional complex Hilbert space and 0<ε≤1/2, operators with ||[D,X]−I||≤ε and ||D||||X||≤5.3×10⁶ log³(1/ε). Reported result; not independently verified by WRS. Ranked using a provisional grade and reference estimate for the exact claimed result.",
    "boundary": "Source-claimed proof, not independently verified by WRS. Arbitrary infinite dimension includes nonseparable spaces; finite dimensions have an obstruction at error below 1. The logarithmic lower bound remains separated from this cubic upper bound. Lean scope excludes the surrounding B(H) right inverse and Banach fixed-point existence argument; no compilation was run.",
    "area": "Mathematics",
    "topic": "Mathematics",
    "year": 2026,
    "lane": "AI",
    "result": "CANDIDATE_PROOF",
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        "product": "Hyra",
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        "role": "Source-reported proof search and manuscript result generation; original printed agent byline, not independently attested execution; the exact underlying model identifier is unknown",
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      {
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        "title": "claimed cubic-logarithmic cost for bounded commutators approaching the identity",
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        "title": "Hyra Results: original artifact index and source-reported agent provenance",
        "url": "https://raw.githubusercontent.com/Tencent-Hunyuan/Hyra-results/09b2d2e3c362c67a78f544c836bd8e4b54a05527/README.md",
        "date": "2026-08-19",
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      "scope": "Source-claimed proof, not independently verified by WRS. Arbitrary infinite dimension includes nonseparable spaces; finite dimensions have an obstruction at error below 1. The logarithmic lower bound remains separated from this cubic upper bound. Lean scope excludes the surrounding B(H) right inverse and Banach fixed-point existence argument; no compilation was run."
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    "published_at": "2026-10-22T00:00:00Z",
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          "source": {
            "citation": "claimed cubic-logarithmic cost for bounded commutators approaching the identity",
            "url": "https://raw.githubusercontent.com/Tencent-Hunyuan/Hyra-results/09b2d2e3c362c67a78f544c836bd8e4b54a05527/AI4Science/commutator_log_cubed/manuscript.pdf"
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          "description": "Bibliographic/stated-result source; not a WRS proof verification",
          "id": "source-1",
          "kind": "source_reference",
          "source": {
            "citation": "Hyra Results: original artifact index and source-reported agent provenance",
            "url": "https://raw.githubusercontent.com/Tencent-Hunyuan/Hyra-results/09b2d2e3c362c67a78f544c836bd8e4b54a05527/README.md"
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      "record_profile": "wrs-local-research-notes-0.1",
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      "scope": {
        "description": "Source-claimed proof, not independently verified by WRS. Arbitrary infinite dimension includes nonseparable spaces; finite dimensions have an obstruction at error below 1. The logarithmic lower bound remains separated from this cubic upper bound. Lean scope excludes the surrounding B(H) right inverse and Banach fixed-point existence argument; no compilation was run.",
        "domain": "Operator theory and AI-assisted proof discovery"
      },
      "sources": [
        {
          "citation": "claimed cubic-logarithmic cost for bounded commutators approaching the identity",
          "url": "https://raw.githubusercontent.com/Tencent-Hunyuan/Hyra-results/09b2d2e3c362c67a78f544c836bd8e4b54a05527/AI4Science/commutator_log_cubed/manuscript.pdf"
        },
        {
          "citation": "Hyra Results: original artifact index and source-reported agent provenance",
          "url": "https://raw.githubusercontent.com/Tencent-Hunyuan/Hyra-results/09b2d2e3c362c67a78f544c836bd8e4b54a05527/README.md"
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      "statement": "# Hyra: claimed cubic-logarithmic cost for bounded commutators approaching the identity\n\n## Why the order of two operations matters\n\nFor two operators D and X, the commutator is DX minus XD. It measures the difference between doing X first and doing D first. The problem here asks how closely a commutator of bounded operators can approximate the identity, the operation that leaves every input unchanged, and how large the two operators must become. The paper claims an improved cost bound in an infinite-dimensional setting.\n\n## A finite-dimensional obstruction\n\nFor ordinary finite square matrices, the trace of DX equals the trace of XD. The trace is the sum of diagonal entries, so every commutator has trace zero. The identity matrix has trace equal to its dimension. This already explains why an exact finite-matrix identity commutator cannot exist. The manuscript's approximation result requires infinite-dimensional complex Hilbert spaces; a finite numerical matrix experiment cannot silently replace that domain.\n\n## Read a logarithmic improvement\n\nThe source claims error at most epsilon with product of operator norms at most 5.3 million times log(1/epsilon) cubed, for 0 < epsilon <= 1/2. The logarithm is natural. For the teaching choice epsilon = exp(-10), the displayed upper bound is 5.3 billion. That large number is a theorem-bound substitution, not measured hardware time, a practical matrix implementation or the smallest possible cost.\n\n## What has and has not closed?\n\nThe construction retains Tao's operator-matrix strategy and claims a stronger supersolution estimate. The relevant predecessor landscape includes a fourth logarithmic power, rather than only the older fifth-power bound. A logarithmic lower bound still leaves a gap below the claimed cubic upper bound. The supplied formal material does not cover the entire surrounding existence argument. WRS has not reconstructed that argument or compiled the formalization, so neither optimality nor complete verification is asserted.\n\n## A small but honest check\n\nChoose two two-by-two matrices and compute both products, their difference and its trace. Then compare the manuscript's exact domain and error convention with the short summary above. A useful continuation could identify which existence step is assumed outside a checked finite component. Human predecessor work and source-reported Hyra execution remain distinct. Completing the classroom calculation gives evidence about that calculation, without deciding the infinite-dimensional theorem.\n\n## Scientific scope\n\nSource-claimed proof, not independently verified by WRS. Arbitrary infinite dimension includes nonseparable spaces; finite dimensions have an obstruction at error below 1. The logarithmic lower bound remains separated from this cubic upper bound. Lean scope excludes the surrounding B(H) right inverse and Banach fixed-point existence argument; no compilation was run.\n\n## Sources for this explanation\n\n- [claimed cubic-logarithmic cost for bounded commutators approaching the identity](https://raw.githubusercontent.com/Tencent-Hunyuan/Hyra-results/09b2d2e3c362c67a78f544c836bd8e4b54a05527/AI4Science/commutator_log_cubed/manuscript.pdf): Original abstract, main stated result and evidence boundaries; full proof not independently reconstructed by WRS.\n- [Hyra Results: original artifact index and source-reported agent provenance](https://raw.githubusercontent.com/Tencent-Hunyuan/Hyra-results/09b2d2e3c362c67a78f544c836bd8e4b54a05527/README.md): Original abstract, main stated result and evidence boundaries; full proof not independently reconstructed by WRS.\n",
      "summary": "Retained Tao's operator-matrix construction and used endpoint-forcing supersolutions with controlled discrete concavity to claim, for any infinite-dimensional complex Hilbert space and 0<ε≤1/2, operators with ||[D,X]−I||≤ε and ||D||||X||≤5.3×10⁶ log³(1/ε). Reported result; not independently verified by WRS. Ranked using a provisional grade and reference estimate for the exact claimed result.",
      "title": "Hyra: claimed cubic-logarithmic cost for bounded commutators approaching the identity"
    },
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    "version": 1,
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  "reader_guide": {
    "id": "hyra-claimed-cubic-log-commutator-bound-2026",
    "target": {
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    "sections": [
      {
        "title": "Why the order of two operations matters",
        "text": "For two operators D and X, the commutator is DX minus XD. It measures the difference between doing X first and doing D first. The problem here asks how closely a commutator of bounded operators can approximate the identity, the operation that leaves every input unchanged, and how large the two operators must become. The paper claims an improved cost bound in an infinite-dimensional setting."
      },
      {
        "title": "A finite-dimensional obstruction",
        "text": "For ordinary finite square matrices, the trace of DX equals the trace of XD. The trace is the sum of diagonal entries, so every commutator has trace zero. The identity matrix has trace equal to its dimension. This already explains why an exact finite-matrix identity commutator cannot exist. The manuscript's approximation result requires infinite-dimensional complex Hilbert spaces; a finite numerical matrix experiment cannot silently replace that domain."
      },
      {
        "title": "Read a logarithmic improvement",
        "text": "The source claims error at most epsilon with product of operator norms at most 5.3 million times log(1/epsilon) cubed, for 0 < epsilon <= 1/2. The logarithm is natural. For the teaching choice epsilon = exp(-10), the displayed upper bound is 5.3 billion. That large number is a theorem-bound substitution, not measured hardware time, a practical matrix implementation or the smallest possible cost."
      },
      {
        "title": "What has and has not closed?",
        "text": "The construction retains Tao's operator-matrix strategy and claims a stronger supersolution estimate. The relevant predecessor landscape includes a fourth logarithmic power, rather than only the older fifth-power bound. A logarithmic lower bound still leaves a gap below the claimed cubic upper bound. The supplied formal material does not cover the entire surrounding existence argument. WRS has not reconstructed that argument or compiled the formalization, so neither optimality nor complete verification is asserted."
      },
      {
        "title": "A small but honest check",
        "text": "Choose two two-by-two matrices and compute both products, their difference and its trace. Then compare the manuscript's exact domain and error convention with the short summary above. A useful continuation could identify which existence step is assumed outside a checked finite component. Human predecessor work and source-reported Hyra execution remain distinct. Completing the classroom calculation gives evidence about that calculation, without deciding the infinite-dimensional theorem."
      }
    ],
    "references": [
      {
        "title": "claimed cubic-logarithmic cost for bounded commutators approaching the identity",
        "url": "https://raw.githubusercontent.com/Tencent-Hunyuan/Hyra-results/09b2d2e3c362c67a78f544c836bd8e4b54a05527/AI4Science/commutator_log_cubed/manuscript.pdf",
        "locator": "Original abstract, main stated result and evidence boundaries; full proof not independently reconstructed by WRS."
      },
      {
        "title": "Hyra Results: original artifact index and source-reported agent provenance",
        "url": "https://raw.githubusercontent.com/Tencent-Hunyuan/Hyra-results/09b2d2e3c362c67a78f544c836bd8e4b54a05527/README.md",
        "locator": "Original abstract, main stated result and evidence boundaries; full proof not independently reconstructed by WRS."
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}