music/records/exemplars/UNMATCHED__19_Michelle_Chang_4ps_Re-Arrange_.acquisition.json
{
"schema": "exemplar-acquisition-proof/v1",
"verdict": "REJECT_UNMATCHED",
"track_id": "UNMATCHED__19_Michelle_Chang_4ps_Re-Arrange_",
"source_path": "D:\\audio\\exemplars\\iTunes_Sweep\\TEKKEN Project & Bandai Namco Game Music\\Tekken 2 (Original Soundtrack)\\19 Michelle Chang (4ps Re-Arrange).m4a",
"sha256": "425409b5441cb76ef57bf4c0940e12f3c76a79513cc16aa5e9c5257af9e8e278",
"bytes": 8074028,
"source_format": "mov,mp4,m4a,3gp,3g2,mj2",
"source_codec": "aac",
"source_sample_rate_hz": 44100,
"lossless_source": false,
"decoder": "ffmpeg.exe :: ffmpeg version 9.0-full_build-www.gyan.dev Copyright (c) 2000-2026 the FFmpeg developers",
"measured_at": "2026-08-07T06:08:50+00:00",
"measurements_summary": {
"duration_s": 210.0,
"sections": 18,
"baseline_bpm": 136.0,
"key": "D",
"mode": "minor",
"max_lanes": 9,
"melodic_salience": 0.557,
"note_count": 107,
"events": {
"drops": 13,
"raises": 2,
"breaks": 1,
"tuttis": 27
},
"silence_budget": 0.0151,
"dynamic_range_db": 8.37,
"onset_type": "fade_in",
"time_to_hook_s": 15.012,
"complexity_boundary_step_share": 0.667
},
"formula_card": "build/audio/exemplars/formula_cards/UNMATCHED__19_Michelle_Chang_4ps_Re-Arrange_.json",
"formula_card_page": "build/audio/exemplars/formula_cards/UNMATCHED__19_Michelle_Chang_4ps_Re-Arrange_.md",
"corpus_match": {
"matched": false,
"reason": "no corpus row scored above the 0.62 bar on title AND total",
"candidates": [
{
"id": "EX_014",
"t": "Opening Theme",
"g": "Tekken 2",
"score": 0.2859,
"title_score": 0.1033
},
{
"id": "EX_099",
"t": "Life Will Change",
"g": "Persona 5",
"score": 0.2634,
"title_score": 0.3031
},
{
"id": "EX_150",
"t": "Battle! Champion (Lance)",
"g": "Pokemon Gold & Silver",
"score": 0.2471,
"title_score": 0.2728
},
{
"id": "EX_128",
"t": "Chemical Plant Zone",
"g": "Sonic the Hedgehog 2",
"score": 0.2418,
"title_score": 0.2325
},
{
"id": "EX_177",
"t": "Smiles and Tears",
"g": "EarthBound",
"score": 0.2363,
"title_score": 0.2722
}
],
"evidence": {
"tag_title": "Michelle Chang (4ps Re-Arrange)",
"tag_album": "Tekken 2 (Original Soundtrack)",
"tag_artist": "TEKKEN Project & Bandai Namco Game Music",
"filename_stem": "19 Michelle Chang (4ps Re-Arrange)"
}
},
"corpus_row": null,
"corpus_flip": {
"flipped": false,
"reason": "not attempted"
},
"control": {
"controls_passed": 24,
"controls_total": 24,
"ran_at": "2026-08-06T20:41:42+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."
},
"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."
}