music/records/exemplars/UNMATCHED__07_-_Lebedev_s_airfield.acquisition.json
{
"schema": "exemplar-acquisition-proof/v1",
"verdict": "REJECT_UNMATCHED",
"track_id": "UNMATCHED__07_-_Lebedev_s_airfield",
"source_path": "D:\\audio\\exemplars\\DeusEx_OST\\deus_ex_soundtrack\\07 - Lebedev's airfield.mp3",
"sha256": "392fe835ca31f5ec42e428ad64ec855090fc0d80ddca5858120bf4e8c967a72f",
"bytes": 3738548,
"source_format": "mp3",
"source_codec": "mp3",
"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": "2026-08-06T20:59:33+00:00",
"measurements_summary": {
"duration_s": 124.891,
"sections": 13,
"baseline_bpm": 129.2,
"key": "C",
"mode": "minor",
"max_lanes": 9,
"melodic_salience": 0.9934,
"note_count": 139,
"events": {
"drops": 19,
"raises": 15,
"breaks": 1,
"tuttis": 11
},
"silence_budget": 0.01,
"dynamic_range_db": 18.13,
"onset_type": "fade_in",
"time_to_hook_s": 13.386,
"complexity_boundary_step_share": 0.467
},
"formula_card": "build/audio/exemplars/formula_cards/UNMATCHED__07_-_Lebedev_s_airfield.json",
"formula_card_page": "build/audio/exemplars/formula_cards/UNMATCHED__07_-_Lebedev_s_airfield.md",
"corpus_match": {
"matched": false,
"reason": "no corpus row scored above the 0.62 bar on title AND total",
"candidates": [
{
"id": "EX_124",
"t": "Deus Ex Main Title (UNATCO)",
"g": "Deus Ex",
"score": 0.3959,
"title_score": 0.1512
},
{
"id": "EX_008",
"t": "Ezio's Family",
"g": "Assassin's Creed II",
"score": 0.3039,
"title_score": 0.356
},
{
"id": "EX_120",
"t": "Dracula Castle",
"g": "Castlevania: Symphony of the Night",
"score": 0.2771,
"title_score": 0.2948
},
{
"id": "EX_133",
"t": "Hyrule Field Main Theme",
"g": "Zelda: Ocarina of Time",
"score": 0.2727,
"title_score": 0.3307
},
{
"id": "EX_171",
"t": "Dan's Crypt",
"g": "MediEvil",
"score": 0.2703,
"title_score": 0.2898
}
],
"evidence": {
"tag_title": "Lebedev's Airfield",
"tag_album": "Deus Ex Soundtrack",
"tag_artist": "Michiel Van Den Bos",
"filename_stem": "07 - Lebedev's airfield"
}
},
"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."
}