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  "algorithm": "sha256",
  "rootPreimage": "sha256 over newline-joined, lexicographically sorted \"path:sha256\" and \"repo@commit\" entries",
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      "claim": "Relational architecture with coupled loss and D4 augmentation"
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      "claim": "SAT/hypergraph constraint formulation"
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      "claim": "Hypergraph GNN with meta-learning outer loop"
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      "coversCurrentRoot": false,
      "stamped": true,
      "anchored": true,
      "status": "anchored in the Bitcoin blockchain"
    },
    {
      "file": "stamps/2026-08-24-manifest-132723ca7777.json",
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      "status": "submitted to calendar servers, awaiting its Bitcoin block"
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  "verify": {
    "artifact": "shasum -a 256 <path>  # compare with the sha256 field",
    "root": "node scripts/build-provenance.mjs  # recomputes; root must match",
    "timestamp": "ots verify public/stamps/<date>-<root>.txt.ots  # a Bitcoin anchor once upgraded",
    "privateCommit": "git cat-file -t <ref> inside the repository once it is public"
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}