{
  "phase": "c2-media-isolation",
  "ingress_revision": "2fde34101e26fac4771a2f99e3f1b3a7de8125e3",
  "fixture_sha256": "bbdc8147226297b2a56f177b2b70a750dcfc44bbf57498e7ef2befe9c921a42a",
  "method": "Five fresh Chrome WSS connections, continuous CDP collection every 0.5 s, truncated=false. Mono PCM16LE at browser 48 kHz, resampled by ingress to 16 kHz. Native microphone stop and fixture dispose after answer.",
  "row_columns": [
    "concurrency",
    "session_id",
    "stream_id",
    "request_id",
    "connected_ms",
    "wav_at_ms",
    "partial_ms",
    "final_ms",
    "final_to_fragment_ms",
    "final_to_answer_ms",
    "agent_queue_ms",
    "answer_four",
    "pcm_chunks_sent",
    "pcm_bytes_sent"
  ],
  "rows": [
    [
      2,
      "id-ffb293e1c71744",
      "id-a97d46dae2c5d8",
      "id-2a7e910cc5a9d2",
      345.900146484375,
      1791262369839.2,
      537.6181640625,
      3423.153076171875,
      8206.571044921875,
      8310.906005859375,
      1.786865234375,
      true,
      771,
      1579008
    ],
    [
      2,
      "id-b61bee82687cdb",
      "id-89b5a33756a3bd",
      "id-949ce7390ee84f",
      346.699951171875,
      1791262369838.3,
      519.5751953125,
      3588.85107421875,
      15513.344970703125,
      15625.173095703125,
      1.43896484375,
      false,
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    ],
    [
      3,
      "id-ef688f8227c1dd",
      "id-0f13dae23d7b09",
      "id-526a49241ca799",
      345.699951171875,
      1791262408805.4,
      501.730224609375,
      3491.55908203125,
      8817.4951171875,
      8930.031005859375,
      1.465087890625,
      false,
      908,
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    ],
    [
      3,
      "id-ec495c33fd4445",
      "id-2a0d2dd6abb3f1",
      "id-112c8c9743e7b8",
      350.2998046875,
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      15526.0380859375,
      15637.525146484375,
      1.780029296875,
      true,
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    ],
    [
      3,
      "id-999303b17311c1",
      "id-dee11f1391dc4f",
      "id-5a06aaec181536",
      346.599853515625,
      1791262408807.2,
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      3829.564208984375,
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      22294.40185546875,
      0,
      true,
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    ]
  ],
  "accepted": {
    "connections": 5,
    "peer_connections_created": 0,
    "partial_final_answer": 5,
    "stopped_and_disposed": 5,
    "cdp_truncated": false
  },
  "measurement_gaps": [
    "An earlier WSS probe visibly completed in the UI, but an observation pause evicted final/answer events from the CDP ring. Its missing durations are not substituted with UI read time and are excluded here.",
    "Two preparatory connections transmitted silence only; they were stopped before this series. A further capacity refusal sent no PCM."
  ],
  "limitations": [
    "WSS readiness is measured from browser WebSocket creation to ingress ready; WebRTC timing starts at local SDP, so these are different starting points.",
    "PCM totals include silence until answer, not only the WAV.",
    "Three answers matched four; unchanged ASR sometimes distorted synthetic speech. This is not a WER result.",
    "These additional probes are outside the 33-turn C0/C1/C2 corpus."
  ]
}