music/records/exemplars/UNMATCHED__07_Medieval_Dragon.acquisition.json
{
"schema": "exemplar-acquisition-proof/v1",
"verdict": "REJECT_UNMATCHED",
"track_id": "UNMATCHED__07_Medieval_Dragon",
"source_path": "D:\\audio\\exemplars\\iTunes_Sweep\\Christophe Héral & Billy Martin\\Rayman Legends (Original Game Soundtrack\\07 Medieval Dragon.m4a",
"sha256": "55e352d7737313cb2b35c85da5200a6514a1d05fc06200dce7c432eeb50329d7",
"bytes": 6401709,
"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": "2026-08-07T01:03:07+00:00",
"measurements_summary": {
"duration_s": 178.667,
"sections": 9,
"baseline_bpm": 117.45,
"key": "D",
"mode": "minor",
"max_lanes": 9,
"melodic_salience": 0.6444,
"note_count": 142,
"events": {
"drops": 25,
"raises": 21,
"breaks": 2,
"tuttis": 25
},
"silence_budget": 0.0161,
"dynamic_range_db": 14.97,
"onset_type": "cold_statement",
"time_to_hook_s": 17.055,
"complexity_boundary_step_share": 0.643
},
"formula_card": "build/audio/exemplars/formula_cards/UNMATCHED__07_Medieval_Dragon.json",
"formula_card_page": "build/audio/exemplars/formula_cards/UNMATCHED__07_Medieval_Dragon.md",
"corpus_match": {
"matched": false,
"reason": "no corpus row scored above the 0.62 bar on title AND total",
"candidates": [
{
"id": "EX_094",
"t": "Escape from Vector",
"g": "Rayman Legends",
"score": 0.3441,
"title_score": 0.1378
},
{
"id": "EX_152",
"t": "Meridian Dance",
"g": "Secret of Mana",
"score": 0.3321,
"title_score": 0.3848
},
{
"id": "EX_128",
"t": "Chemical Plant Zone",
"g": "Sonic the Hedgehog 2",
"score": 0.2707,
"title_score": 0.2918
},
{
"id": "EX_058",
"t": "Devil Trigger",
"g": "Devil May Cry 5",
"score": 0.2674,
"title_score": 0.31
},
{
"id": "EX_029",
"t": "Dire, Dire Docks",
"g": "Super Mario 64",
"score": 0.2431,
"title_score": 0.2893
}
],
"evidence": {
"tag_title": "Medieval Dragon",
"tag_album": "Rayman Legends (Original Game Soundtrack)",
"tag_artist": "Christophe Héral",
"filename_stem": "07 Medieval Dragon"
}
},
"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."
}