{
  "checked_clips": 74,
  "checks": [
    "Decoded patch registers match original 1121",
    "Pitch and carrier level match original 10F4/39A9 at onset",
    "Key-on and key-off at requested endpoints",
    "Persisted traces match repeated original-code execution",
    "All rendered clips have nonzero PCM"
  ],
  "scope": "Controlled nonspatial voice; hardware polling skipped; no game-context timing equivalence claimed"
}