{"data":{"schemaVersion":"realm.temporal-relationships.v1","temporalSemantics":{"validTime":{"granularity":"date","bounds":"inclusive","nullStart":"start date not published in the upstream history row","nullEnd":"open-ended in the upstream history row; not independent proof of present control"},"transactionTime":{"observedAt":"2026-10-13T11:19:05.459773+00:00","meaning":"time the checksum-addressed MDRS artifacts were observed by the PostgreSQL ingestion"},"derivation":{"controllerControlsOperator":"intersection of controller and operator valid-time intervals evidenced through this mine","currentIdentity":"current controller and operator are asserted only by the MDRS Mines snapshot"}},"current":{"mine":{"type":"mine","id":"2602569","name":"JEAN PIT"},"operator":{"type":"operator","id":"0062189","name":"SOUTHWEST IRON WORKS, LLC"},"controller":{"type":"controller","id":"M03183","name":"Colas S A"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"0062189","name":"SOUTHWEST IRON WORKS, LLC"},"object":{"type":"mine","id":"2602569","name":"JEAN PIT"},"validFrom":"2005-06-27","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2602569|0062189|2005-06-27|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0051901","name":"Nicholle R Davis et al"},"object":{"type":"mine","id":"2602569","name":"JEAN PIT"},"validFrom":"2005-06-27","validTo":"2008-04-03","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2602569|0051901|2005-06-27|2008-04-03"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0051901","name":"Nicholle R Davis et al"},"object":{"type":"operator","id":"0062189","name":"SOUTHWEST IRON WORKS, LLC"},"validFrom":"2005-06-27","validTo":"2008-04-03","current":false,"derived":true,"evidenceMineId":"2602569","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2602569|0062189|2005-06-27|0051901|2005-06-27|6554"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0051901","name":"Tracy A Davis et al"},"object":{"type":"operator","id":"0062189","name":"SOUTHWEST IRON WORKS, LLC"},"validFrom":"2005-06-27","validTo":"2008-04-03","current":false,"derived":true,"evidenceMineId":"2602569","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2602569|0062189|2005-06-27|0051901|2005-06-27|6555"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M03183","name":"Colas S A"},"object":{"type":"mine","id":"2602569","name":"JEAN PIT"},"validFrom":"2008-04-04","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2602569|M03183|2008-04-04|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M03183","name":"Colas S A"},"object":{"type":"operator","id":"0062189","name":"SOUTHWEST IRON WORKS, LLC"},"validFrom":"2008-04-04","validTo":null,"current":true,"derived":true,"evidenceMineId":"2602569","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2602569|0062189|2005-06-27|M03183|2008-04-04|128383"}}],"coverage":{"historyRecords":3,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"2602569","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804,"relationshipSemantics":"valid time; null validTo means current or open-ended in the source"}}