{
  "product": "Dashcam",
  "story": "Exact capture links",
  "provenance": {
    "dashcamProductCommit": "34ade43",
    "dashcamMediaSourceCommit": "c573d9f",
    "fixture": {
      "kind": "isolated synthetic Dashcam session",
      "sessionId": "release-demo",
      "title": "Review a navigation change · synthetic demo",
      "browserViewport": "1440x900",
      "colorSchemes": [
        "light",
        "dark"
      ],
      "disclosure": "Synthetic demo fixture · Product UI captured from Dashcam"
    },
    "production": {
      "motion": "Remotion 4.0.528",
      "narration": "Cartesia Sonic 3.6; Clive — Measured Expert; English",
      "video": "H.264/AAC, 30fps, English mov_text subtitle track",
      "captionTiming": "Editorial timing against the generated WAV; not word-level forced alignment"
    }
  },
  "verification": {
    "screenshotContactSheetReviewed": true,
    "posterLightDarkReviewed": true,
    "sampleVideoFramesReviewed": [
      1,
      5,
      9,
      15,
      19
    ],
    "videoStreamsChecked": true,
    "subtitleExtractionChecked": true,
    "narrationSource": "real Cartesia output, key never persisted"
  },
  "assets": [
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      "path": "dashcam/media/exact-capture-2026-09-25-c573d9f/overview-light.png",
      "role": "product screenshot",
      "theme": "light",
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      "sha256": "1841a133c5016d3580a052f71cf4dec034184c9a25ea57ea83fb68c3e048ca29",
      "sourcePath": "screenshots/light-overview.png"
    },
    {
      "path": "dashcam/media/exact-capture-2026-09-25-c573d9f/detail-light.png",
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      "theme": "light",
      "dimensions": "1440x900",
      "bytes": 48072,
      "sha256": "4a7d242e582aa6bc83ba8ff4945da4a1a1abf38702b6e8767222ffb0aa73bdfe",
      "sourcePath": "screenshots/light-detail.png"
    },
    {
      "path": "dashcam/media/exact-capture-2026-09-25-c573d9f/preview-light.png",
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      "theme": "light",
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      "sha256": "6665bd9e20fa166cee4479028d3bb15a0a0aaac7f9d9b666d96e8a86bf23c5f0",
      "sourcePath": "screenshots/light-preview.png"
    },
    {
      "path": "dashcam/media/exact-capture-2026-09-25-c573d9f/unavailable-light.png",
      "role": "product screenshot",
      "theme": "light",
      "dimensions": "1440x900",
      "bytes": 54260,
      "sha256": "61fabd303e7fa3c9b156c53a221597c87b9a408d8e00f7da6ad1b11c60b0838d",
      "sourcePath": "screenshots/light-unavailable.png"
    },
    {
      "path": "dashcam/media/exact-capture-2026-09-25-c573d9f/overview-dark.png",
      "role": "product screenshot",
      "theme": "dark",
      "dimensions": "1440x900",
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      "sha256": "ca37322465891035165f7c6dcc05c2249d4850609923bb11f02bbbfc3f0c3e9c",
      "sourcePath": "screenshots/dark-overview.png"
    },
    {
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    },
    {
      "path": "dashcam/media/exact-capture-2026-09-25-c573d9f/preview-dark.png",
      "role": "product screenshot",
      "theme": "dark",
      "dimensions": "1440x900",
      "bytes": 77534,
      "sha256": "b74ce80c3a359c65a040f941c17d6d00ae524ed3973d3a8f85e85557557799f9",
      "sourcePath": "screenshots/dark-preview.png"
    },
    {
      "path": "dashcam/media/exact-capture-2026-09-25-c573d9f/unavailable-dark.png",
      "role": "product screenshot",
      "theme": "dark",
      "dimensions": "1440x900",
      "bytes": 53682,
      "sha256": "882dba066c3157c101dafd8564a5a82fdf990431c8b5d3bb6e234f46a0be73d8",
      "sourcePath": "screenshots/dark-unavailable.png"
    },
    {
      "path": "dashcam/media/exact-capture-2026-09-25-c573d9f/release-light.mp4",
      "role": "release video with Cartesia narration and English subtitle track",
      "theme": "light",
      "dimensions": "1280x720",
      "durationSeconds": 20.053,
      "bytes": 6209113,
      "sha256": "4790ceaf7dbe6285b563f2ce91cd1a92f4c148cf0df75f2ee9938c048cf9b350",
      "sourcePath": "dashcam-light-captioned.mp4"
    },
    {
      "path": "dashcam/media/exact-capture-2026-09-25-c573d9f/release-dark.mp4",
      "role": "release video with Cartesia narration and English subtitle track",
      "theme": "dark",
      "dimensions": "1280x720",
      "durationSeconds": 20.053,
      "bytes": 6124324,
      "sha256": "a53ee79362596661dabd65a87de1e11ae4e25697604eee90f31ae7fd033c76b3",
      "sourcePath": "dashcam-dark-captioned.mp4"
    },
    {
      "path": "dashcam/media/exact-capture-2026-09-25-c573d9f/poster-light.png",
      "role": "release video poster",
      "theme": "light",
      "dimensions": "1920x1080",
      "bytes": 371842,
      "sha256": "08c03a90e0115d4fbb7a4231bf29ff09762dd10d8fdd8dd865ef31c22f2ea29d",
      "sourcePath": "poster-light.png"
    },
    {
      "path": "dashcam/media/exact-capture-2026-09-25-c573d9f/poster-dark.png",
      "role": "release video poster",
      "theme": "dark",
      "dimensions": "1920x1080",
      "bytes": 339637,
      "sha256": "fef4f073d9d610856e1ff17d2ffea493b5309b35ff3a1d92e06a37ede135c918",
      "sourcePath": "poster-dark.png"
    },
    {
      "path": "dashcam/media/exact-capture-2026-09-25-c573d9f/narration.wav",
      "role": "Cartesia narration master",
      "durationSeconds": 19.68,
      "bytes": 1735854,
      "sha256": "e20b8ed6351b7de25f359885baed36e439316e77ae5eb040db345c36117761f7",
      "sourcePath": "narration.wav"
    },
    {
      "path": "dashcam/media/exact-capture-2026-09-25-c573d9f/captions.vtt",
      "role": "English captions sidecar",
      "bytes": 492,
      "sha256": "5896caad5648937215a38ff1b8b406faa8d9cd847f2466c9556850df39da3fde",
      "sourcePath": "captions.vtt"
    }
  ],
  "publication": "Repository source only; live-host sync and changelog publication require separate review"
}