{
  "experiment_date": "2026-10-25",
  "scope": "Original synthetic icons in one desktop in-app browser; no competitor conversion, physical phone or Windows shell installation tested",
  "baseline": {
    "actual_download_width": 256,
    "actual_download_height": 256,
    "image_selector": false,
    "actual_output_preview": false,
    "sha256": "73f7bd0fb4cda8bf411829355a38aef332c98ef84ac6ec48b9e2b6ee0da7144e"
  },
  "records": [
    {
      "name": "multi-16",
      "input": "multi-size.ico",
      "selected_zero_based_index": 0,
      "selected_image_number": 1,
      "input_bytes": 1711,
      "input_sha256": "672d2f144da841a0fb176a9ee55d062608270a70bd5554e3767b00f7ec519490",
      "output": "multi-16.png",
      "output_width": 16,
      "output_height": 16,
      "output_bytes": 182,
      "output_sha256": "1408626de19ce6ddacde558bf6b7ee126abe91cab5b7f0aeac6aad3279f3c468",
      "alpha_values": [
        0,
        255
      ],
      "actual_browser_download": true,
      "max_rgba_channel_difference": [
        0,
        0,
        0,
        0
      ],
      "alpha_identical": true,
      "input_stored_width": 16,
      "input_stored_height": 16
    },
    {
      "name": "multi-32",
      "input": "multi-size.ico",
      "selected_zero_based_index": 1,
      "selected_image_number": 2,
      "input_bytes": 1711,
      "input_sha256": "672d2f144da841a0fb176a9ee55d062608270a70bd5554e3767b00f7ec519490",
      "output": "multi-32.png",
      "output_width": 32,
      "output_height": 32,
      "output_bytes": 272,
      "output_sha256": "20fe00efef44dae1d22ec2d5a2c9f00e7d791947354dfb4718876ad88da3a7f3",
      "alpha_values": [
        0,
        255
      ],
      "actual_browser_download": true,
      "max_rgba_channel_difference": [
        0,
        0,
        0,
        0
      ],
      "alpha_identical": true,
      "input_stored_width": 32,
      "input_stored_height": 32
    },
    {
      "name": "multi-64",
      "input": "multi-size.ico",
      "selected_zero_based_index": 2,
      "selected_image_number": 3,
      "input_bytes": 1711,
      "input_sha256": "672d2f144da841a0fb176a9ee55d062608270a70bd5554e3767b00f7ec519490",
      "output": "multi-64.png",
      "output_width": 64,
      "output_height": 64,
      "output_bytes": 485,
      "output_sha256": "3e97527b72f0427ad12c9c8ed20c2fe5ac0ed63bd4e6073cf5fc347728f7da69",
      "alpha_values": [
        0,
        128,
        255
      ],
      "actual_browser_download": true,
      "max_rgba_channel_difference": [
        1,
        1,
        1,
        0
      ],
      "alpha_identical": true,
      "input_stored_width": 64,
      "input_stored_height": 64
    },
    {
      "name": "multi-256",
      "input": "multi-size.ico",
      "selected_zero_based_index": 3,
      "selected_image_number": 4,
      "input_bytes": 1711,
      "input_sha256": "672d2f144da841a0fb176a9ee55d062608270a70bd5554e3767b00f7ec519490",
      "output": "multi-256.png",
      "output_width": 256,
      "output_height": 256,
      "output_bytes": 2736,
      "output_sha256": "73f7bd0fb4cda8bf411829355a38aef332c98ef84ac6ec48b9e2b6ee0da7144e",
      "alpha_values": [
        0,
        255
      ],
      "actual_browser_download": true,
      "max_rgba_channel_difference": [
        0,
        0,
        0,
        0
      ],
      "alpha_identical": true,
      "input_stored_width": 256,
      "input_stored_height": 256
    },
    {
      "name": "reverse-256",
      "input": "reverse-order.ico",
      "selected_zero_based_index": 0,
      "selected_image_number": 1,
      "input_bytes": 1711,
      "input_sha256": "252bd4a373b79f4af57acb48de0c0a2dced77cfbc4706846d1afa75ece0efc3f",
      "output": "reverse-256.png",
      "output_width": 256,
      "output_height": 256,
      "output_bytes": 2736,
      "output_sha256": "73f7bd0fb4cda8bf411829355a38aef332c98ef84ac6ec48b9e2b6ee0da7144e",
      "alpha_values": [
        0,
        255
      ],
      "actual_browser_download": true,
      "max_rgba_channel_difference": [
        0,
        0,
        0,
        0
      ],
      "alpha_identical": true,
      "input_stored_width": 256,
      "input_stored_height": 256
    },
    {
      "name": "same-1",
      "input": "same-size.ico",
      "selected_zero_based_index": 0,
      "selected_image_number": 1,
      "input_bytes": 382,
      "input_sha256": "f1093f513d82bb24718fb179020c6abae56f8a50fd7708c4254cc4fb65295d42",
      "output": "same-1.png",
      "output_width": 32,
      "output_height": 32,
      "output_bytes": 272,
      "output_sha256": "20fe00efef44dae1d22ec2d5a2c9f00e7d791947354dfb4718876ad88da3a7f3",
      "alpha_values": [
        0,
        255
      ],
      "actual_browser_download": true,
      "max_rgba_channel_difference": [
        0,
        0,
        0,
        0
      ],
      "alpha_identical": true,
      "input_stored_width": 32,
      "input_stored_height": 32
    },
    {
      "name": "same-2",
      "input": "same-size.ico",
      "selected_zero_based_index": 1,
      "selected_image_number": 2,
      "input_bytes": 382,
      "input_sha256": "f1093f513d82bb24718fb179020c6abae56f8a50fd7708c4254cc4fb65295d42",
      "output": "same-2.png",
      "output_width": 32,
      "output_height": 32,
      "output_bytes": 245,
      "output_sha256": "3cd31ce29c2ee5608aaa6bf9b17253941739aadf2b3ebb504502ee017a922bd1",
      "alpha_values": [
        0,
        255
      ],
      "actual_browser_download": true,
      "input_stored_width": 32,
      "input_stored_height": 32
    },
    {
      "name": "single-64",
      "input": "single-png.ico",
      "selected_zero_based_index": 0,
      "selected_image_number": 1,
      "input_bytes": 319,
      "input_sha256": "c12e1ca64c2a4e4ab0aa3bc0d617152542eca8618021624f73f4bf3492212d2c",
      "output": "single-64.png",
      "output_width": 64,
      "output_height": 64,
      "output_bytes": 485,
      "output_sha256": "3e97527b72f0427ad12c9c8ed20c2fe5ac0ed63bd4e6073cf5fc347728f7da69",
      "alpha_values": [
        0,
        128,
        255
      ],
      "actual_browser_download": true,
      "max_rgba_channel_difference": [
        1,
        1,
        1,
        0
      ],
      "alpha_identical": true,
      "input_stored_width": 64,
      "input_stored_height": 64
    },
    {
      "name": "dib-24",
      "input": "dib-24.ico",
      "selected_zero_based_index": 0,
      "selected_image_number": 1,
      "input_bytes": 3262,
      "input_sha256": "6614bd4ef4064566c0d30257da99e93b4a97a239ca56670f58dc9996d9d9fe55",
      "output": "dib-24.png",
      "output_width": 32,
      "output_height": 32,
      "output_bytes": 141,
      "output_sha256": "e4fb58d904ebce80ad74cdfb60b831d75b03c27b7f8cece4cbcff00c26553cf2",
      "alpha_values": [
        0,
        255
      ],
      "actual_browser_download": true,
      "max_rgba_channel_difference": [
        0,
        0,
        0,
        0
      ],
      "alpha_identical": true,
      "input_stored_width": 32,
      "input_stored_height": 32
    },
    {
      "name": "dib-32",
      "input": "dib-32.ico",
      "selected_zero_based_index": 0,
      "selected_image_number": 1,
      "input_bytes": 4286,
      "input_sha256": "299dcf93d287a974dde16267caf1cebee90e91faa0b6936290ab6732d3cdd668",
      "output": "dib-32.png",
      "output_width": 32,
      "output_height": 32,
      "output_bytes": 149,
      "output_sha256": "dfd889f3eaac6e6e23a82f767da46a738e91f67e795c045e119d5ce4c455296f",
      "alpha_values": [
        0,
        128,
        255
      ],
      "actual_browser_download": true,
      "max_rgba_channel_difference": [
        0,
        1,
        1,
        0
      ],
      "alpha_identical": true,
      "input_stored_width": 32,
      "input_stored_height": 32
    }
  ],
  "reversed_order_largest_matches": true,
  "same_size_outputs_differ": true,
  "human_listening_seconds": 0,
  "independent_parser": "Pillow 12.3.0"
}