{
  "experiment": "native-deck-chart-consistency",
  "source_sha256": "57a15828a511291b23a738738f98b9815c56a28b7527cbeda01c90dab9cd2b7d",
  "python": "3.14.4",
  "openpyxl": "3.1.5",
  "results": [
    {
      "status": "PASS",
      "charts": 3,
      "items_checked": 88,
      "mismatches": [],
      "scenario": "original",
      "local_seconds": 0.047088
    },
    {
      "status": "FAIL",
      "charts": 3,
      "items_checked": 88,
      "mismatches": [
        {
          "chart": "ppt/charts/chart1.xml",
          "kind": "value",
          "series": 0,
          "index": 11,
          "cached": 1989.00106,
          "embedded": 1988.00106
        }
      ],
      "scenario": "chart_value_only_plus_one",
      "local_seconds": 0.051338
    },
    {
      "status": "FAIL",
      "charts": 3,
      "items_checked": 88,
      "mismatches": [
        {
          "chart": "ppt/charts/chart1.xml",
          "kind": "value",
          "series": 0,
          "index": 11,
          "cached": 1988.00106,
          "embedded": 1989.00106
        }
      ],
      "scenario": "embedded_value_only_plus_one",
      "local_seconds": 0.05075
    }
  ],
  "limits": "Fixture-specific reader: category strLit and value numLit chart data, one row per month, series in adjacent embedded Sheet1 columns. Unsupported representations are not certified. Local package checks and in-memory faults only; no new PowerPoint execution or claim about how a modified deck renders. No task bill measured."
}