{
  "articleSlug": "ai-image-color-profile-guide",
  "createdAt": "2026-10-18",
  "source": {
    "file": "still-life-original.png",
    "width": 1536,
    "height": 1024,
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    "sha256": "1ac3888242ccb749d0391ee17a654cc58abd9fbc3c78f1416787b98e3062b09f",
    "provenance": "Original AI-generated teaching still life, first and only candidate, pixels unretouched. Ancillary provenance metadata removed from public copy without changing IDAT or decoded pixels. No embedded ICC profile. sRGB is explicitly chosen as the exercise starting interpretation, not inferred from a physical scene."
  },
  "libraries": {
    "sharp": "0.35.5",
    "vips": "8.18.7",
    "lcms": "2.19.1"
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  "sample": {
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    "y": 200
  },
  "files": [
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      "file": "still-life-srgb.png",
      "previewFile": "still-life-srgb-preview.webp",
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      "previewSha256": "25456e5c04b19a460f6c13e9df77b44b79f758414b58df618a5f4ebb7050a134",
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      "sha256": "382dfa80fac2748de1f90090c401e0570cee44c71c6930c728ee601e4a4cafca",
      "profile": "sRGB",
      "operation": "Resize source once; explicitly assign sRGB for the teaching exercise.",
      "decodedUnmanagedSha256": "5a1cd71b00a4a513b31ac7a3e348580ba705687bba7c3bba61c115e46530cba5",
      "sampleRGB": [
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      ]
    },
    {
      "file": "still-life-assigned-p3.png",
      "previewFile": "still-life-assigned-p3-preview.webp",
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      "previewSha256": "9fa2178d4c5216ad66e7c83b5d3d14fabf2e45cf6362829d259b2370b330da88",
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      "profile": "Display P3",
      "operation": "Replace only the ICC chunk; preserve source IDAT bytes. Deliberately incorrect interpretation for the exercise.",
      "decodedUnmanagedSha256": "5a1cd71b00a4a513b31ac7a3e348580ba705687bba7c3bba61c115e46530cba5",
      "sampleRGB": [
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    },
    {
      "file": "still-life-converted-p3.png",
      "previewFile": "still-life-converted-p3-preview.webp",
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      "sha256": "dd61b6b4d58775ebeff2093c58eebf93c5b1e2222dfc23638bfb1380b78f440b",
      "profile": "Display P3",
      "operation": "Actual ICC conversion from sRGB to Display P3 using sharp and Little CMS.",
      "decodedUnmanagedSha256": "1c30e911d1b634de68645cba3e45b79b351309ed354c20c6faa04233116b1315",
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    }
  ],
  "limits": "The three previews are actual ICC-rendered sRGB derivatives for reading on the page, not a calibration test or a screen measurement. Integer conversion can cause small pixel differences; no claim of exact visual equality."
}