{
  "caseId": "derivative",
  "createdAt": "2026-10-26T18:32:55.701186+00:00",
  "originalSha256": "f807b3b5f441b26670df6eeda5ff876633cd7df544f5e83bb1a844f64917e575",
  "derivedSha256": "a5e4947dc1f250c3b8a32e8f700d0bc7295cd9565de3c7f7a692919cf15f66b5",
  "originalVideoStreamSha256": "0,v,SHA256=3365521419824a64203d9e7e01d89a6dff8c586f818641d62ee0814bc184866b",
  "derivedVideoStreamSha256": "0,v,SHA256=3365521419824a64203d9e7e01d89a6dff8c586f818641d62ee0814bc184866b",
  "videoStreamUnchanged": true,
  "voice": "zf_xiaobei",
  "model": "hexgrad/Kokoro-82M v1.0",
  "license": "Apache-2.0 (official code and model weights)",
  "modelSource": "https://huggingface.co/hexgrad/Kokoro-82M",
  "licenseSource": "https://github.com/hexgrad/kokoro/blob/main/LICENSE",
  "durationSeconds": 89.166667,
  "captionsSha256": "03ec85c03017110de4dcfb4d3747266598cc8b834770fae5e7a07781150d24fe",
  "proceduralMusicPreserved": false,
  "wallSeconds": 176.253154667,
  "cueCount": 25,
  "maxAtTempo": 2.664188351920694,
  "notes": [
    "Publication-only audio derivative; original evaluated video remains local with original hash.",
    "Fixed Kokoro TTS replaces system-voice narration; this post-production step is not a Kimi-generated voice capability or part of original model scores.",
    "Kimi picture bitstream,frame timing and scientific/geometry errors remain unchanged.",
    "Some picture credits still name the original system voice; the actual public audio is the Kokoro voice identified here.",
    "No TTS API key or external voice invoice;local compute/dependency cost not measured as zero.",
    "No independent human full listening review."
  ],
  "runtimeRevision": "f3ff3571791e39611d31c381e3a41a3af07b4987",
  "runtimeAssetHashes": {
    "config.json": "5abb01e2403b072bf03d04fde160443e209d7a0dad49a423be15196b9b43c17f",
    "kokoro-v1_0.pth": "496dba118d1a58f5f3db2efc88dbdc216e0483fc89fe6e47ee1f2c53f18ad1e4",
    "voices/af_heart.pt": "0ab5709b8ffab19bfd849cd11d98f75b60af7733253ad0d67b12382a102cb4ff",
    "voices/zf_xiaobei.pt": "9b76be63dab4f4f96962030acc0126a9aee9728608fbbe115e2b58a2bd504df6"
  },
  "audioProductionProtocol": "Kokoro fixed local CPU;voice cues fit existing windows with chained atempo stages no greater than2;video stream copied"
}