music/records/exemplars/UNMATCHED__128_Dance__Difficult.acquisition.json
{
"schema": "exemplar-acquisition-proof/v1",
"verdict": "REJECT_UNMATCHED",
"track_id": "UNMATCHED__128_Dance__Difficult",
"source_path": "D:\\audio\\exemplars\\iTunes_Sweep\\Compilations\\Pokémon Diamond & Pokémon Pearl_ Super M\\128 Dance_ Difficult.m4a",
"sha256": "16bb5a2bec65ecb8392bcad18de301ea99abf2fc041c67766960a6a24ffde7d9",
"bytes": 3276315,
"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": "2026-08-07T03:00:55+00:00",
"measurements_summary": {
"duration_s": 82.227,
"sections": 11,
"baseline_bpm": 234.91,
"key": "D",
"mode": "major",
"max_lanes": 9,
"melodic_salience": 0.7005,
"note_count": 117,
"events": {
"drops": 4,
"raises": 1,
"breaks": 2,
"tuttis": 24
},
"silence_budget": 0.024,
"dynamic_range_db": 5.33,
"onset_type": "fade_in",
"time_to_hook_s": 0.72,
"complexity_boundary_step_share": 0.667
},
"formula_card": "build/audio/exemplars/formula_cards/UNMATCHED__128_Dance__Difficult.json",
"formula_card_page": "build/audio/exemplars/formula_cards/UNMATCHED__128_Dance__Difficult.md",
"corpus_match": {
"matched": false,
"reason": "no corpus row scored above the 0.62 bar on title AND total",
"candidates": [
{
"id": "EX_152",
"t": "Meridian Dance",
"g": "Secret of Mana",
"score": 0.2808,
"title_score": 0.3405
},
{
"id": "EX_140",
"t": "Phendrana Drifts",
"g": "Metroid Prime",
"score": 0.2645,
"title_score": 0.32
},
{
"id": "EX_075",
"t": "Dancing Mad",
"g": "Final Fantasy VI",
"score": 0.2464,
"title_score": 0.2862
},
{
"id": "EX_120",
"t": "Dracula Castle",
"g": "Castlevania: Symphony of the Night",
"score": 0.2347,
"title_score": 0.2566
},
{
"id": "EX_029",
"t": "Dire, Dire Docks",
"g": "Super Mario 64",
"score": 0.2314,
"title_score": 0.248
}
],
"evidence": {
"tag_title": "Dance: Difficult",
"tag_album": "Pokémon Diamond & Pokémon Pearl: Super Music Collection",
"tag_artist": "Go Ichinose & GAME FREAK",
"filename_stem": "128 Dance_ Difficult"
}
},
"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."
}