{
  "date": "2026-10-16",
  "scope": "Synthetic document; isolated desktop Chromium; no physical-device or participant evaluation.",
  "input": {
    "src": "/blog-media/document-kb-original.jpg",
    "bytes": 2460753,
    "width": 1800,
    "height": 2400,
    "mime": "image/jpeg",
    "sha256": "60a0b7907b3d67a1e4701a35f0965d2a752410a5004c8feb488f440a235999d3"
  },
  "settings": {
    "format": "auto (JPEG input; JPEG output)",
    "resize": false,
    "edit": false,
    "kbUnitBytes": 1000,
    "dimensionPolicy": "No explicit resize requested; engine may reduce pixel dimensions to fit the byte limit"
  },
  "results": [
    {
      "targetKB": 100,
      "src": "/blog-media/document-kb-100.jpg",
      "bytes": 97835,
      "width": 930,
      "height": 1240,
      "mime": "image/jpeg",
      "sha256": "566904fcae26f285938955028d1cc8d89de6e2e9e306d654faa1517cff101232",
      "download": "browser download canceled by managed sandbox; generated blob saved independently",
      "verification": "product output blob saved and independently decoded"
    },
    {
      "targetKB": 200,
      "src": "/blog-media/document-kb-200.jpg",
      "bytes": 199643,
      "width": 1316,
      "height": 1754,
      "mime": "image/jpeg",
      "sha256": "7cd4f0a595f3594c34245148adcbfc678bcb3866f74c8e52734e4b9682220a69",
      "download": "browser download canceled by managed sandbox; generated blob saved independently",
      "verification": "product output blob saved and independently decoded"
    },
    {
      "targetKB": 500,
      "src": "/blog-media/document-kb-500.jpg",
      "bytes": 495581,
      "width": 1800,
      "height": 2400,
      "mime": "image/jpeg",
      "sha256": "321eac6a2e6d6ab542de934c31fdf16b339c0d1edd6cdc452ffe793d0d8d92b8",
      "download": "browser download canceled by managed sandbox; generated blob saved independently",
      "verification": "product output blob saved and independently decoded"
    }
  ],
  "share": {
    "path": "/ko/submission/#spec=v=1&kb=200&w=800&h=600&f=jpeg",
    "containsPhoto": false,
    "settings": {
      "src": "/blog-media/request-link-settings-ko.webp",
      "width": 710,
      "height": 308
    },
    "received": {
      "src": "/blog-media/request-link-received-ko.webp",
      "width": 1040,
      "height": 211
    }
  },
  "browser": "151.0.7922.34",
  "delivery": "Unchanged dist files fulfilled from disk at a loopback origin because sandbox browser network is denied",
  "comparison": {
    "src": "/blog-media/document-kb-comparison.webp",
    "width": 1600,
    "height": 1296,
    "bytes": 439778,
    "sha256": "3c1ebebb84662e3d5c495881385f39b7799aa6671f26bd4d687416efc9672c28",
    "cropInOriginalPixels": {
      "x": 120,
      "y": 1340,
      "width": 375,
      "height": 280
    },
    "display": {
      "width": 750,
      "height": 560
    },
    "note": "Same document region scaled to equal display size with nearest-neighbor; original 2x, reduced outputs enlarged proportionally more"
  }
}