music/records/exemplars/EX_088.acquisition.json
{
"schema": "exemplar-acquisition-proof/v1",
"verdict": "PROOF_OK",
"track_id": "EX_088",
"source_path": "D:\\audio\\exemplars\\iTunes_Sweep\\Compilations\\Pokémon X & Pokémon Y_ Super Music Colle\\77 How About a Song_ _An Unwavering.m4a",
"sha256": "64b5186505ca059cb545b1aa2b6a77f353c96b7b5b277aebbf63468aa4afc5a0",
"bytes": 4084076,
"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": "2026-08-07T04:37:08+00:00",
"measurements_summary": {
"duration_s": 106.998,
"sections": 11,
"baseline_bpm": 89.1,
"key": "E",
"mode": "major",
"max_lanes": 9,
"melodic_salience": 0.8962,
"note_count": 204,
"events": {
"drops": 25,
"raises": 26,
"breaks": 2,
"tuttis": 8
},
"silence_budget": 0.0217,
"dynamic_range_db": 25.81,
"onset_type": "fade_in",
"time_to_hook_s": 0.755,
"complexity_boundary_step_share": 0.75
},
"formula_card": "build/audio/exemplars/formula_cards/EX_088.json",
"formula_card_page": "build/audio/exemplars/formula_cards/EX_088.md",
"corpus_match": {
"matched": true,
"score": 0.7117,
"title_score": 0.9,
"margin": 0.4245,
"candidates": [
{
"id": "EX_088",
"t": "An Unwavering Heart",
"g": "Pokemon X & Y",
"score": 0.7117,
"title_score": 0.9
},
{
"id": "EX_090",
"t": "Song of Healing",
"g": "Zelda: Majora's Mask",
"score": 0.2872,
"title_score": 0.3423
},
{
"id": "EX_081",
"t": "Leaving Earth",
"g": "Mass Effect 3",
"score": 0.2361,
"title_score": 0.2818
},
{
"id": "EX_166",
"t": "You Were There",
"g": "Ico",
"score": 0.2342,
"title_score": 0.2756
},
{
"id": "EX_178",
"t": "Theme of Samus Aran, Space Warrior (Ending)",
"g": "Super Metroid",
"score": 0.2285,
"title_score": 0.2312
}
],
"evidence": {
"tag_title": "How About a Song? \"An Unwavering Heart\"",
"tag_album": "Pokémon X & Pokémon Y: Super Music Collection",
"tag_artist": "Shota Kageyama & GAME FREAK",
"filename_stem": "77 How About a Song_ _An Unwavering"
}
},
"corpus_row": {
"id": "EX_088",
"t": "An Unwavering Heart",
"g": "Pokemon X & Y",
"c": "Junichi Masuda",
"k": "MELANCHOLIC",
"s": "ACQUIRED"
},
"corpus_flip": {
"flipped": true,
"from": "ACQUIRED",
"to": "ACQUIRED"
},
"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."
}