{
  "date": "2026-10-03T21:10:53.238Z",
  "method": "Generated four known events with the site MIDI writer; imported and rendered with installed MuseScore Basic profile, requested 192 kb/s MP3. This is MIDI synthesis, not audio transcription or preservation of an original recording.",
  "notes": [
    {
      "pitch": 60,
      "start": 0,
      "duration": 0.375,
      "velocity": 85
    },
    {
      "pitch": 64,
      "start": 0.5,
      "duration": 0.375,
      "velocity": 85
    },
    {
      "pitch": 67,
      "start": 1,
      "duration": 0.375,
      "velocity": 85
    },
    {
      "pitch": 72,
      "start": 1.5,
      "duration": 0.375,
      "velocity": 85
    }
  ],
  "version": {
    "begun": "2026-10-03T21:10:42.603Z",
    "ended": "2026-10-03T21:10:43.286Z",
    "args": [
      "--version"
    ],
    "status": 0,
    "stdout": "MuseScore4 4.7.5\r\n",
    "stderr": ""
  },
  "exported": {
    "begun": "2026-10-03T21:10:43.286Z",
    "ended": "2026-10-03T21:10:53.238Z",
    "args": [
      "--sound-profile",
      "MuseScore Basic",
      "-b",
      "192",
      "-o",
      "C:\\Users\\admin\\Documents\\Codex\\2026-09-17\\x20-4\\mp3-to-midi-site\\dist\\assets\\convert-midi-to-mp3\\four-note-render.mp3",
      "C:\\Users\\admin\\Documents\\Codex\\2026-09-17\\x20-4\\mp3-to-midi-site\\dist\\assets\\convert-midi-to-mp3\\four-note-input.mid"
    ],
    "status": 0,
    "stdout": "",
    "stderr": ""
  },
  "decoded": {
    "decoder": "Chrome AudioContext requested 44100 Hz",
    "sampleRate": 44100,
    "channels": 2,
    "frames": 223488,
    "duration": 5.067755102040817,
    "peak": 0.1628032922744751,
    "rms": 0.025219188461574542
  },
  "browserVersion": "154.0.8037.97",
  "parsedNoteOns": [
    {
      "pitch": 60,
      "velocity": 85,
      "ticks": 0
    },
    {
      "pitch": 64,
      "velocity": 85,
      "ticks": 480
    },
    {
      "pitch": 67,
      "velocity": 85,
      "ticks": 960
    },
    {
      "pitch": 72,
      "velocity": 85,
      "ticks": 1440
    }
  ],
  "files": [
    {
      "name": "four-note-input.mid",
      "bytes": 69,
      "sha256": "6600df26e851de03ba4f03c849f875460ffad0e790ed8903d7f661f7b9bc309a"
    },
    {
      "name": "four-note-render.mp3",
      "bytes": 121625,
      "sha256": "fa8aee356e6f70ac5ccbe057cf145ffaa2b66df7ef88fa0eecf6396b4c3010b5"
    }
  ],
  "midiHeader": {
    "format": 0,
    "tracks": 1,
    "ticksPerQuarter": 480
  },
  "scope": "One generated four-note MIDI file, one installed application/profile. Decoded output length includes any import padding or instrument tail; no note-onset/duration error, human listening comparison, or general compatibility score measured."
}