{
  "date": "2026-10-04",
  "runtime": "v24.19.0",
  "app_sha256": "b5b23e8c7028a1ee6ede9b41b459f5213af44661fc42f3d8c07b4a45f99c0644",
  "method": "Synthetic fixtures, not Claude samples. Actual homepage script in minimal DOM. Invisible checkbox on; dash Keep unless matrix says otherwise. Observations are fixture-specific, not general application tests.",
  "rows": [
    {
      "label": "Right-to-left mark",
      "stage": "direct string",
      "mode": "keep",
      "input": "A‏B",
      "output": "A‏B",
      "input_codepoints": "U+0041 U+200F U+0042",
      "output_codepoints": "U+0041 U+200F U+0042",
      "status": "No selected invisible characters found",
      "before": {
        "directionControls": [
          "U+200F"
        ],
        "hasZeroWidthSpace": false
      },
      "after": {
        "directionControls": [
          "U+200F"
        ],
        "hasZeroWidthSpace": false
      }
    },
    {
      "label": "Override with terminator",
      "stage": "direct string",
      "mode": "keep",
      "input": "A‮BC‬",
      "output": "A‮BC‬",
      "input_codepoints": "U+0041 U+202E U+0042 U+0043 U+202C",
      "output_codepoints": "U+0041 U+202E U+0042 U+0043 U+202C",
      "status": "No selected invisible characters found",
      "before": {
        "directionControls": [
          "U+202E",
          "U+202C"
        ],
        "hasZeroWidthSpace": false
      },
      "after": {
        "directionControls": [
          "U+202E",
          "U+202C"
        ],
        "hasZeroWidthSpace": false
      }
    },
    {
      "label": "Right-to-left isolate",
      "stage": "direct string",
      "mode": "keep",
      "input": "A⁧BC⁩",
      "output": "A⁧BC⁩",
      "input_codepoints": "U+0041 U+2067 U+0042 U+0043 U+2069",
      "output_codepoints": "U+0041 U+2067 U+0042 U+0043 U+2069",
      "status": "No selected invisible characters found",
      "before": {
        "directionControls": [
          "U+2067",
          "U+2069"
        ],
        "hasZeroWidthSpace": false
      },
      "after": {
        "directionControls": [
          "U+2067",
          "U+2069"
        ],
        "hasZeroWidthSpace": false
      }
    },
    {
      "label": "Direction mark and unwanted space",
      "stage": "direct string",
      "mode": "keep",
      "input": "A‏​B",
      "output": "A‏B",
      "input_codepoints": "U+0041 U+200F U+200B U+0042",
      "output_codepoints": "U+0041 U+200F U+0042",
      "status": "Removed 1 invisible character",
      "before": {
        "directionControls": [
          "U+200F"
        ],
        "hasZeroWidthSpace": true
      },
      "after": {
        "directionControls": [
          "U+200F"
        ],
        "hasZeroWidthSpace": false
      }
    }
  ]
}