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  "review_sha256": "24ea4409a9545dc8169eebca77d7d8ca950584066033187a5d5ec1cb610995f0",
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  "limitations": [
    "Fifths are equal sample counts, not an independent wire-time trace.",
    "Service plus scheduler equals response in all selected samples.",
    "Descriptive within-run persistence cannot establish cursor phase, NIC, scheduling or transport causation."
  ]
}