music/records/exemplars/UNMATCHED__19_Cyberdemon.acquisition.json
{
"schema": "exemplar-acquisition-proof/v1",
"verdict": "REJECT_UNMATCHED",
"track_id": "UNMATCHED__19_Cyberdemon",
"source_path": "D:\\audio\\exemplars\\iTunes_Sweep\\Mick Gordon\\DOOM (Original Game Soundtrack)\\19 Cyberdemon.m4a",
"sha256": "d45a686d63176b86082042a9b3a9908e3111129c3376a7fc97fc6454875cb193",
"bytes": 13255414,
"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": "2026-08-07T05:05:00+00:00",
"measurements_summary": {
"duration_s": 378.0,
"sections": 13,
"baseline_bpm": 172.27,
"key": "C#",
"mode": "minor",
"max_lanes": 9,
"melodic_salience": 0.8635,
"note_count": 599,
"events": {
"drops": 62,
"raises": 46,
"breaks": 1,
"tuttis": 46
},
"silence_budget": 0.0068,
"dynamic_range_db": 16.39,
"onset_type": "fade_in",
"time_to_hook_s": 0.139,
"complexity_boundary_step_share": 0.235
},
"formula_card": "build/audio/exemplars/formula_cards/UNMATCHED__19_Cyberdemon.json",
"formula_card_page": "build/audio/exemplars/formula_cards/UNMATCHED__19_Cyberdemon.md",
"corpus_match": {
"matched": false,
"reason": "no corpus row scored above the 0.62 bar on title AND total",
"candidates": [
{
"id": "EX_046",
"t": "BFG Division",
"g": "Doom",
"score": 0.3721,
"title_score": 0.2255
},
{
"id": "EX_055",
"t": "The Cyber Grind",
"g": "Ultrakill",
"score": 0.2814,
"title_score": 0.3543
},
{
"id": "EX_091",
"t": "Suicide Mission",
"g": "Mass Effect 2",
"score": 0.2607,
"title_score": 0.2976
},
{
"id": "EX_026",
"t": "Traverse Town",
"g": "Kingdom Hearts",
"score": 0.2575,
"title_score": 0.2696
},
{
"id": "EX_016",
"t": "Kaer Morhen",
"g": "The Witcher 3",
"score": 0.2529,
"title_score": 0.2952
}
],
"evidence": {
"tag_title": "Cyberdemon",
"tag_album": "DOOM (Original Game Soundtrack)",
"tag_artist": "Mick Gordon",
"filename_stem": "19 Cyberdemon"
}
},
"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."
}