{
  "test_date": "2026-10-20",
  "scope": "Original synthetic PSDs and actual browser downloads. No Photoshop application test; one desktop browser. Stale-composite input is deliberately inconsistent. 16-bit source and truncated input are diagnostic failures, not supported output promises.",
  "successful_outputs": [
    {
      "id": "alpha-bands",
      "input_bytes": 6732,
      "input_sha256": "3910e9b80509b041ef5a08eddaeaa10c6aad782058418fe04b523220b89908ef",
      "width": 192,
      "height": 96,
      "bytes": 868,
      "sha256": "621f507aaf889fd2208e604ca6afaa04dc6484ac1d8bde82cbf9fbbf3abe05c6",
      "png_depth": 8,
      "png_color_type": 6,
      "corner": [
        0,
        0,
        0,
        0
      ],
      "sample_rgba": [
        [
          0,
          0,
          0,
          0
        ],
        [
          195,
          231,
          227,
          64
        ],
        [
          139,
          209,
          203,
          128
        ],
        [
          26,
          166,
          155,
          255
        ]
      ],
      "panel_rgba": [
        195,
        231,
        227,
        64
      ]
    },
    {
      "id": "flat-rgb",
      "input_bytes": 2862,
      "input_sha256": "ee2c06bdc0010aed446f6dcd3ae3b547c5835ccf1e11628269efb2e8a1986e3b",
      "width": 73,
      "height": 41,
      "bytes": 393,
      "sha256": "c3c52f152ab36dc0f6e82465dcfe5dd96417d0db7349f3554364ac56ee9560aa",
      "png_depth": 8,
      "png_color_type": 6,
      "corner": [
        26,
        166,
        155,
        255
      ]
    },
    {
      "id": "layered-logo",
      "input_bytes": 19478,
      "input_sha256": "474a1689ce2387b9f6c3cf28e75c813b1196235e65922cec7d77c7c63140310c",
      "width": 256,
      "height": 160,
      "bytes": 1933,
      "sha256": "03344ec5c7de58e321469b0831f9c7448c8e78bc6eee59c711420365b30ebb78",
      "png_depth": 8,
      "png_color_type": 6,
      "corner": [
        0,
        0,
        0,
        0
      ],
      "panel_rgba": [
        26,
        166,
        155,
        255
      ]
    },
    {
      "id": "painted-white",
      "input_bytes": 8588,
      "input_sha256": "4dc354b00f94d60de7fd04a98ee2d0cd8d98c260b54e12207fcab10f5c1b71e2",
      "width": 256,
      "height": 160,
      "bytes": 1931,
      "sha256": "7fd274a4ece140a5132ecdce52d3e4d1d9fcd3660f305953c9bd58e9a1146ca6",
      "png_depth": 8,
      "png_color_type": 6,
      "corner": [
        255,
        255,
        255,
        255
      ],
      "panel_rgba": [
        26,
        166,
        155,
        255
      ]
    },
    {
      "id": "stale-layer-records",
      "input_bytes": 19478,
      "input_sha256": "936f5836cbf628bb9eb17d4c0abb78d4734a24be5fc679e5c3b9dc6c3c59b5ea",
      "width": 256,
      "height": 160,
      "bytes": 1933,
      "sha256": "03344ec5c7de58e321469b0831f9c7448c8e78bc6eee59c711420365b30ebb78",
      "png_depth": 8,
      "png_color_type": 6,
      "corner": [
        0,
        0,
        0,
        0
      ],
      "panel_rgba": [
        26,
        166,
        155,
        255
      ]
    },
    {
      "id": "updated-composite",
      "input_bytes": 19478,
      "input_sha256": "6371b4e30fc59b8bfb7da5936f84edf7c0c23e798a93ae18d65a3984b287e4a7",
      "width": 256,
      "height": 160,
      "bytes": 1933,
      "sha256": "8b7d92e4773986f557f2b928241dfd89cadf5ba9d87f66dbfa716161336362a0",
      "png_depth": 8,
      "png_color_type": 6,
      "corner": [
        0,
        0,
        0,
        0
      ],
      "panel_rgba": [
        220,
        70,
        76,
        255
      ]
    }
  ],
  "historical_bad_outputs": [
    {
      "id": "rgb16",
      "input_bytes": 3112,
      "input_sha256": "1c646187ff4905f4a7012595da8dbcf8a02b200ce45dd18de5a0e341a4762c20",
      "width": 32,
      "height": 16,
      "bytes": 112,
      "sha256": "6660ea5e95e2b586c33739c5198244c389b4c000b03ff9e89a8374efcf6076ac",
      "png_depth": 8,
      "png_color_type": 6,
      "corner": [
        255,
        255,
        255,
        255
      ],
      "sample_rgba": [
        255,
        255,
        255,
        255
      ]
    },
    {
      "id": "truncated",
      "input_bytes": 45,
      "input_sha256": "8f828b947b3e94253539ac200ec12633e7cdf555ee1d22fe3d283a073d8e8bf3",
      "width": 32,
      "height": 16,
      "bytes": 118,
      "sha256": "b14a979e9870740db4208ebb0bcd432e33c4814f101d1b3ddc5a862d5f5d1986",
      "png_depth": 8,
      "png_color_type": 6,
      "corner": [
        0,
        0,
        0,
        255
      ]
    }
  ],
  "new_error_cases": [
    "rgb16",
    "truncated",
    "truncated-rle",
    "cmyk",
    "wrong-signature"
  ]
}