{
  "original_experiment_date": "2026-11-04",
  "assembled_and_decoded_on": "2026-11-08",
  "kind": "native_browser_png_rendering_references_not_new_svg_to_png_tool_downloads",
  "cases": [
    {
      "input": "font-fallback.svg",
      "input_dimensions": [
        320,
        100
      ],
      "viewBox": "0 0 320 100",
      "input_bytes": 214,
      "input_sha256": "9bfcec7dc7b79cd3c22f1fa6c2602117c8ef1c2f0559afbb7788a3c8225273a7",
      "reference": "font-fallback-reference.png",
      "reference_dimensions": [
        320,
        100
      ],
      "reference_bytes": 5672,
      "reference_sha256": "068d3febcfed1b1edb3bd81646161bac8d2e4d1975c5c49af9e20f33a90711e2",
      "alpha_bounds": [
        20,
        36,
        213,
        62
      ],
      "original_experiment_date": "2026-11-04",
      "original_public_source": "/samples/svg-to-webp/font-fallback-reference.png"
    },
    {
      "input": "font-monospace.svg",
      "input_dimensions": [
        320,
        100
      ],
      "viewBox": "0 0 320 100",
      "input_bytes": 183,
      "input_sha256": "f04e148795138d154e53a094c6c79088412d88ceab5f5f9e9a5416a730b3d20f",
      "reference": "font-monospace-reference.png",
      "reference_dimensions": [
        320,
        100
      ],
      "reference_bytes": 5672,
      "reference_sha256": "068d3febcfed1b1edb3bd81646161bac8d2e4d1975c5c49af9e20f33a90711e2",
      "alpha_bounds": [
        20,
        36,
        213,
        62
      ],
      "original_experiment_date": "2026-11-04",
      "original_public_source": "/samples/svg-to-webp/font-monospace-reference.png"
    },
    {
      "input": "font-serif.svg",
      "input_dimensions": [
        320,
        100
      ],
      "viewBox": "0 0 320 100",
      "input_bytes": 179,
      "input_sha256": "85d914bf65f35fea329027b06104110fb4c27cd9201235af4085a622b2f12162",
      "reference": "font-serif-reference.png",
      "reference_dimensions": [
        320,
        100
      ],
      "reference_bytes": 5696,
      "reference_sha256": "151a3156e502590e41332423a372c2b6ddb3bb09b9506dcb45e5edcfafadda89",
      "alpha_bounds": [
        16,
        35,
        195,
        62
      ],
      "original_experiment_date": "2026-11-04",
      "original_public_source": "/samples/svg-to-webp/font-serif-reference.png"
    },
    {
      "input": "font-path-monospace.svg",
      "input_dimensions": [
        320,
        100
      ],
      "viewBox": "0 0 320 100",
      "input_bytes": 294,
      "input_sha256": "09a82bb291840c8c781a8d2f78de51f6104a69b55aad5f1c7e0f9358ec4ebba0",
      "reference": "font-path-monospace-reference.png",
      "reference_dimensions": [
        320,
        100
      ],
      "reference_bytes": 1867,
      "reference_sha256": "1362bbfd7e9a5e6d079e23db4fd56eee0038dda229602597e2eba17c4ecbcd40",
      "alpha_bounds": [
        20,
        20,
        160,
        80
      ],
      "original_experiment_date": "2026-11-04",
      "original_public_source": "/samples/svg-to-webp/font-path-monospace-reference.png"
    },
    {
      "input": "font-path-serif.svg",
      "input_dimensions": [
        320,
        100
      ],
      "viewBox": "0 0 320 100",
      "input_bytes": 290,
      "input_sha256": "bf67d381c44bd069ce4bcc6a299022397631e0f7a26eb9a8e7965a0daee83e36",
      "reference": "font-path-serif-reference.png",
      "reference_dimensions": [
        320,
        100
      ],
      "reference_bytes": 1867,
      "reference_sha256": "1362bbfd7e9a5e6d079e23db4fd56eee0038dda229602597e2eba17c4ecbcd40",
      "alpha_bounds": [
        20,
        20,
        160,
        80
      ],
      "original_experiment_date": "2026-11-04",
      "original_public_source": "/samples/svg-to-webp/font-path-serif-reference.png"
    }
  ],
  "monospace_vs_serif_changed_rgba_pixels": 3089,
  "missing_prefix_matches_monospace": true,
  "hand_drawn_path_pair_matches": true,
  "scope": "Five original synthetic SVGs and five native-browser PNG references from the November4 SVG→WebP experiment. One Edge/font environment; no new converter execution, other OS, physical phone, Illustrator export, competitor test or real user file. FP paths are hand-drawn, not text outlining by Filepetal."
}