{
  "schema_version": "airlife.ale-evaluation-reference/v1",
  "task_title": "Productionize AirLife: an offline, stateful flight ETL pipeline with deterministic publication",
  "reference_execution": {
    "kind": "genuine_isolated_solver_run",
    "status": "success",
    "solver_attempt": 2,
    "artifact_digest_sha256": "5a366c145a3a608d0dc478fe1f35df6a2acfa2f1ceb00d2b948c7a027351ac7e"
  },
  "dataset": {
    "relative_path": "airlife/output/flights.parquet",
    "sha256": "fe4912aa2ccbfacade5d64a6f405779aeb601201bd0cae4c558c2d6bb24e7e9b",
    "row_count": 336776,
    "column_count": 34,
    "row_group_count": 6,
    "compression": [
      "ZSTD"
    ],
    "schema_metadata": null,
    "flight_key_unique": true,
    "canonical_sort_valid": true,
    "nulls_are_native": true
  },
  "state": {
    "relative_path": "airlife/state/pipeline.sqlite",
    "pipeline_run_count": 2,
    "successful_pipeline_run_count": 2,
    "schema_event_count": 10,
    "quality_result_count": 17,
    "latest_run_id": 2,
    "latest_output_count": 336776,
    "latest_event_time_watermark": "2014-01-01T04:00:00Z",
    "latest_dataset_sha256": "fe4912aa2ccbfacade5d64a6f405779aeb601201bd0cae4c558c2d6bb24e7e9b"
  },
  "execution_evidence": {
    "delivered_test_count": 9,
    "delivered_test_failures": 0,
    "validation_check_count": 17,
    "validation_failure_count": 0,
    "reproducibility_compared_run_ids": [
      1,
      2
    ],
    "reproducibility_equivalence": true
  },
  "difficulty_calibration": {
    "status": "not_run",
    "claimed_tier": null,
    "note": "A successful reference run proves feasibility but does not establish an ALE agent pass rate."
  }
}