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  "source_sha256": "6c905b91b1ec3a97d9fa629d4675d61574683f8e0a8b9ff80223531685ecfa54",
  "review_sha256": "23552447fc5998f5d7815a72297b633d6818fccda3bbfe85093801e084792efc",
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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."
  ]
}