{
  "schema": "postcolor-public-listening-manifest-v1",
  "audio_count": 9,
  "new_audio_count": 9,
  "reused_reference_count": 27,
  "selection": "RAW_POSTCOLOR_M1のみ。5録音のnative 0半音/seed0を5本、sample3（121-121726-0012）の±3半音/seed 0・20261015を4本。",
  "unselected_waveforms_included": false,
  "source_NPY_files_included": false,
  "conversion": "保存済みfloat64 NPYから先頭min(N,80000)標本を抜粋。gain 1、無正規化、rint(x*32767)のnearest ties-to-even、little-endian PCM16、mono、16 kHz、無dither。clip・再標本化・時刻整列なし。",
  "interpretation": [
    "この変換は試聴用の形式変換であり、新合成・品質測定ではない。",
    "波形・bytesの一致や元音声への近さだけでは品質が良いと判断しない。",
    "LibriSpeech原音は内容・時刻の参考であり、音高編集音の正解音声ではない。",
    "全長の評価結果と最大5秒の公開試聴例は区別する。",
    "RAW_POSTCOLOR_M1は固定した比較方式であり、採用済みの開発ベースとはしない。"
  ],
  "source_integrity": {
    "final_delivery_receipt": {
      "bytes": 48967,
      "sha256": "56cfc77a7ee958570970ef52ab9c38df5bb45b8ef9a92f3af94464059afa9dc9"
    },
    "all_30_waveforms_csv": {
      "bytes": 10096,
      "sha256": "e49c4bd59d6e7503a007225aef60652606366f66bb439a25e24248ad938582fc"
    },
    "all_nine_source_file_hashes_and_bytes_matched": true,
    "baseline_PML_and_RAW_FULL_condition_match_count": 18
  },
  "existing_public_manifest": {
    "url": "https://hiroshiba.github.io/check-nonml-saikyo-vocoder/research/raw-envelope-risk-2026-10-19/audio-manifest.json",
    "bytes": 27563,
    "sha256": "19e37f3f3d024ff5b48c9f2bcb6b4397a6573de145bfea6d7fdff4cc4556e0f1"
  },
  "existing_public_report_url": "https://hiroshiba.github.io/check-nonml-saikyo-vocoder/research/raw-envelope-risk-2026-10-19/index.html",
  "attribution": {
    "dataset": "LibriSpeech ASR Corpus / OpenSLR SLR12",
    "copyright_notice": "LibriSpeech (c) 2014 Vassil Panayotov",
    "authors": [
      "Vassil Panayotov",
      "Guoguo Chen",
      "Daniel Povey",
      "Sanjeev Khudanpur"
    ],
    "source_url": "https://www.openslr.org/12/",
    "license": "Creative Commons Attribution 4.0 International (CC BY 4.0)",
    "license_url": "https://creativecommons.org/licenses/by/4.0/",
    "license_legalcode_url": "https://creativecommons.org/licenses/by/4.0/legalcode",
    "citation": "V. Panayotov, G. Chen, D. Povey, S. Khudanpur. LibriSpeech: An ASR Corpus Based on Public Domain Audio Books. ICASSP, 2015.",
    "paper_url": "https://www.danielpovey.com/files/2015_icassp_librispeech.pdf",
    "upstream_sources": "LibriVox audiobook recordings and Project Gutenberg texts",
    "recording_ids": [
      "1089-134686-0008",
      "1188-133604-0003",
      "121-121726-0012",
      "1221-135766-0005",
      "1089-134686-0032"
    ],
    "research_modifications": "Fixed source excerpts up to six seconds, PML resynthesis and unseparated high-band envelope transfer. Public listening excerpts retain existing PCM samples, with only first-five-second cropping for longer recordings.",
    "endorsement": "No endorsement by the authors, distributors, readers, or source projects is implied."
  },
  "additional_research_modifications": "RAW_POSTCOLOR_M1の保存済み再合成波形を、無正規化・gain1でPCM16へ量子化。長い録音は先頭5秒に抜粋。音高編集条件は±3半音。元の全著者・著作権表示・出典・CC BY 4.0を維持する。",
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      "recording_id": "1089-134686-0008",
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      "variant": "RAW_POSTCOLOR_M1",
      "file": "audio/1089-134686-0008__pitch+0__seed0__RAW_POSTCOLOR_M1.wav",
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      "source_array_sha256_definition": "NPYヘッダーを除く全長のlittle-endian float64標本列。C-orderの連続bytes。",
      "source_array_bytes": 768000,
      "source_dtype": "float64",
      "source_byte_order": "little",
      "source_samples": 96000,
      "source_sample_rate": 16000,
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      "written_PCM_matches_declared_conversion": true
    },
    {
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      "sample": 2,
      "recording_id": "1188-133604-0003",
      "pitch_semitones": 0,
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      "variant": "RAW_POSTCOLOR_M1",
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