{
  "schemaVersion": 1,
  "edition": "e01/s00",
  "evidenceCutoff": "2026-09-22",
  "conflicts": [
    {
      "id": "cement-2024-import-vintage",
      "status": "unresolved_source_vintage_difference",
      "metric": "cement_direct_imports",
      "period": "2024",
      "observations": [
        "MEI2601_2024_imports",
        "ESS26_2024_imports"
      ],
      "valuesThousandTonnes": {
        "MEI2601": 943,
        "ESS26": 893
      },
      "supplyThousandTonnes": {
        "MEI2601": 4452,
        "ESS26": 4402
      },
      "differenceThousandTonnes": 50,
      "selection": "ESS26 for the entire annual 2013–2025 panel, preserving an internally consistent later statistical vintage. MEI2601 retained to document the earlier article denominator.",
      "explanation": "No explanatory revision note or definition reconciliation established from the inspected tables and official source searches. Neither average the values nor call the earlier sourced observation a transcription error.",
      "impact": "2025 total rounds to 4.971m tonnes in both sources; growth is 11.7% as reported by January MEI versus 12.93% derived from ESS26. Recovery conclusions relative to 2019 and 2023 do not depend on the 2024 discrepancy."
    }
  ],
  "vintageRules": [
    {
      "series": "DCS annual construction",
      "selectedVintage": "2026-03-17",
      "reason": "Date inside annual workbook retained; general web index update is not evidence that annual observations were revised."
    },
    {
      "series": "DCS quarterly construction",
      "selectedVintage": "2026-09-15",
      "reason": "Date inside quarterly workbook and linked Q2 release match."
    },
    {
      "series": "Cement monthly/YTD",
      "selectedVintage": "July 2026 MEI",
      "reason": "Newest release linked on CBSL monthly index inspected on 22 September 2026; observations end June. June2026 issue Jan–May observations retained as prior context; partial years never appended as annual totals."
    }
  ],
  "roundingChecks": "Retain source-reported monthly/YTD rates and separately computed rounded-input rates. For example June2026 imported tonnes 51 versus72 yield −29.17%, while source reports −28.6%; no underlying unrounded monthly series is available in these tables.",
  "searchRecord": {
    "checkedAt": "2026-09-22",
    "sources": [
      "ESS26",
      "MEI2601",
      "MEI2606",
      "MEI2607"
    ],
    "queries": [
      "site.cbsl.gov.lk cement \"893\" \"943\"",
      "site.cbsl.gov.lk cement \"893\" \"2024\"",
      "site.cbsl.gov.lk cement \"943\" \"2024\" revision"
    ],
    "result": "No relevant explanatory revision record retrieved. Search results alone were not used as statistical evidence."
  }
}