{
  "schema_version": 1,
  "build_date": "2026-10-14",
  "rows": 146352,
  "stocks": 5225,
  "first_report_period": "2018-12-31",
  "latest_report_period": "2026-09-30",
  "latest_announcement_date": "2026-10-14",
  "latest_available_trade_date": "2026-10-14",
  "selected_financial_fields": 106,
  "vintage_snapshot": false,
  "restatement_warning": "本地文件只保留当前下载版本，历史重述无法还原。",
  "validation": {
    "debt_ratio_pct_points": {
      "samples": 146352,
      "median_absolute_error": 0.002504911040840163,
      "p95_absolute_error": 0.004748399914175749
    },
    "current_ratio": {
      "samples": 143407,
      "median_absolute_error": 0.00025116169118188925,
      "p95_absolute_error": 0.0004757822902632602
    },
    "gross_margin_pct_points": {
      "samples": 146234,
      "median_absolute_error": 0.002551274217798216,
      "p95_absolute_error": 0.004849690077464075
    }
  },
  "all_zero_fields": [
    "subsidy_income_ytd"
  ]
}