music/records/exemplars/EX_092.acquisition.json
{
"schema": "exemplar-acquisition-proof/v1",
"verdict": "PROOF_OK",
"track_id": "EX_092",
"source_path": "D:\\audio\\exemplars\\iTunes_Sweep\\Compilations\\Metal Gear Solid Vocal Tracks\\03 Snake Eater.m4a",
"sha256": "1db63eefff130ef9d1be146245708f47c4e7b07ef47576d1158bf443ea445e34",
"bytes": 6321813,
"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": "2026-08-07T11:50:41+00:00",
"measurements_summary": {
"duration_s": 178.08,
"sections": 14,
"baseline_bpm": 172.27,
"key": "F#",
"mode": "minor",
"max_lanes": 9,
"melodic_salience": 0.8198,
"note_count": 280,
"events": {
"drops": 33,
"raises": 37,
"breaks": 2,
"tuttis": 8
},
"silence_budget": 0.0379,
"dynamic_range_db": 13.91,
"onset_type": "fade_in",
"time_to_hook_s": 0.569,
"complexity_boundary_step_share": 0.467
},
"formula_card": "build/audio/exemplars/formula_cards/EX_092.json",
"formula_card_page": "build/audio/exemplars/formula_cards/EX_092.md",
"corpus_match": {
"matched": true,
"score": null,
"override": "--id",
"note": "operator override; no fuzzy match was required. The operator names the row, so this attach advances the row to CARDED.",
"game_agreement": {
"score": 0.75,
"method": "token_coverage",
"row_game": "Metal Gear Solid 3",
"evidence": "Metal Gear Solid Vocal Tracks",
"evidence_source": "tag:album"
},
"override_game_check": "AGREES"
},
"corpus_row": {
"id": "EX_092",
"t": "Snake Eater (Ladder Climb)",
"g": "Metal Gear Solid 3",
"c": "Norihiko Hibino",
"k": "TENSION",
"s": "CARDED"
},
"corpus_flip": {
"flipped": true,
"from": "MISSING",
"to": "CARDED"
},
"control": {
"controls_passed": 31,
"controls_total": 31,
"ran_at": "2026-08-07T11:50:41+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."
}