music/proof/cards/formula_cards/NOCORPUS__MPX_CH02_BATTLE_r2.json
{
"schema": "formula-card/v1",
"consumer": "docs/proposals/music/MASTERPIECE_PROGRAM.md rung 2 (the archetype synthesis -> MASTERPIECE_STANDARD.md)",
"tier": "RUNG-1 MEASURED",
"legal_posture": "ANALYSIS FOR UNDERSTANDING ONLY. Audio lawfully obtained by Josh, read from disk, measured, and never copied, redistributed, or used as model input of any kind.",
"track_id": "NOCORPUS__MPX_CH02_BATTLE_r2",
"title": null,
"game": null,
"composer": null,
"purpose_class": null,
"source_path": "C:\\dev\\humanity-forgotten\\build\\audio\\proof\\audio\\MPX_CH02_BATTLE_r2.wav",
"sha256": "2e74a2c7ee41184e9da7b718e42822e68f4dd796ff66bf18043b18b09c1cfc93",
"bytes": 31104088,
"source_format": "wav",
"source_codec": "pcm_f32le",
"source_sample_rate_hz": 48000,
"source_channels": 2,
"lossless_source": true,
"analysis_sample_rate_hz": 22050,
"decoder": "ffmpeg.exe :: ffmpeg version 9.0-full_build-www.gyan.dev Copyright (c) 2000-2026 the FFmpeg developers",
"measured_at": "2026-08-06T13:20:10+00:00",
"format_induced_limit": null,
"control": {
"controls_passed": 24,
"controls_total": 24,
"ran_at": "2026-08-06T13:20:10+00:00",
"ffmpeg_version": "ffmpeg version 9.0-full_build-www.gyan.dev Copyright (c) 2000-2026 the FFmpeg developers",
"note": "This measurement is admissible only because the positive control recovered its planted answers in the same process, immediately before it."
},
"card": {
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"total_length_s": 81.0,
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0.0,
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{
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0.2555,
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{
"position_s": 28.49,
"duration_s": 21.36,
"delta_bpm": -47.56,
"shape": "step"
},
{
"position_s": 75.95,
"duration_s": 5.04,
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"shape": "step"
}
],
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"rubato_depth_bpm": 51.68
},
"global_bpm": 103.36,
"octave_ambiguity_note": "Beat trackers pick a metrical level, and half/double-time readings are a real and known property, not an error -- the rig's own control plants 120 bpm and this estimator returns 60. Every bar figure on this card (time-to-hook in bars, the complexity index's bar length) inherits whichever level was picked, so compare bar counts within a card, never across cards, until rung 2 pins the metrical level per class.",
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"metre": {
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"note": "Bar arithmetic on this card uses 4 beats per bar at the baseline tempo. The onset period beside it is MEASURED; the signature is not."
},
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}
},
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"mode": "major",
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"modulation_note": "Windowed key agreement below ~0.7 is the modulation signal at rung 1; a pivot-chord map needs symbolic transcription (rung 2)."
},
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"onset_s": 0.116,
"onset_bars": 0.05,
"pitch_contour": "UDUDUDDUDUUDUUD",
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5,
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9,
12,
13,
16
],
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4.0,
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12.0,
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12.67,
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5.0,
7.0,
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5.0,
9.0,
-9.0
],
"range_semitones": 21.0,
"distinctive_deviation": {
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"at_note_index": 4,
"is_licensed_leap": true
}
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"recurrence_lag_s": 18.483,
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},
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"confidence": "LOW-FOR-ROSTER, USABLE-FOR-ARRANGEMENT",
"method_note": "Section 11.1 requires the lane method be declared. Bands are not instruments: two instruments in one octave read as one lane, and one instrument spanning two octaves reads as two. Entry/exit and simultaneity shapes are trustworthy; a roster is not claimed.",
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"low_mid",
"mid",
"upper_mid",
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74.3,
75.05,
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76.53,
77.28,
78.02,
78.76,
79.51,
80.25,
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}
},
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],
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{
"bar": 25,
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"delta": -0.169,
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},
{
"bar": 26,
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},
{
"bar": 31,
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},
{
"bar": 33,
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}
],
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"hypothesis_note": "Section 11.6 expects masterpieces to step complexity AT structural boundaries and hold it flat inside sections. This share is the measurement of that claim on this track; the corpus decides, not us."
},
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},
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31.21,
31.95,
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33.44,
34.18,
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40.87,
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42.35,
43.1,
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44.58,
45.33,
46.07,
46.81,
47.55,
48.3,
49.04,
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51.27,
52.01,
52.76,
53.5,
54.24,
54.98,
55.73,
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},
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"melody_tessitura_midi": 48.0,
"bass_floor_band": {
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"low_bass": 0.11144,
"bass": 0.68014,
"low_mid": 0.15802,
"mid": 0.04319,
"upper_mid": 0.00289,
"presence": 0.00112,
"brilliance": 0.00089,
"air": 0.00034,
"ultra": 0.0
},
"octave_band_profile": {
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"low_bass": 0.11144,
"bass": 0.68014,
"low_mid": 0.15802,
"mid": 0.04319,
"upper_mid": 0.00289,
"presence": 0.00112,
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}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 0.49489,
"interior_distance_median": 0.02867,
"seam_ratio": 17.264,
"seam_clean": false,
"tail_rms_over_mid": 0.0141,
"head_rms_over_mid": 1.3303,
"tail_rms_trend": 0.538,
"head_rms_trend": 0.0862,
"baked_fade_out": false,
"baked_fade_in": false
},
"ending": "through_or_loop",
"cadence_census_note": "A cadence census needs harmonic transcription and is a rung-2 dimension; the seam measurement is what rung 1 can honestly report about how it ends."
},
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"signature_colour": "dark"
}
}
}