validation/phase1_validation.json

{
  "version": "2.0.0",
  "timestamp": "2026-07-30T16:58:45.965592+00:00",
  "result": "PASS",
  "checks": {
    "schema": {
      "pass": true,
      "note": "All 16 expected columns present"
    },
    "external_id_uniqueness": {
      "unique_count": 4440,
      "pass": true
    },
    "duplicates": {
      "full_row_duplicates": 0,
      "external_id_duplicates": 0,
      "upc_duplicates": 1168
    },
    "null_columns": {
      "dropped": [
        "size_per_unit",
        "size_total"
      ]
    }
  }
}