{"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":"2402442","name":"Metso Crusher"},"operator":{"type":"operator","id":"0051181","name":"C&S Construction, Inc."},"controller":{"type":"controller","id":"0041587","name":"Estate of Clint Stovall"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"0041587","name":"Estate of Clint Stovall"},"object":{"type":"mine","id":"2402442","name":"Metso Crusher"},"validFrom":"2003-01-16","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2402442|0041587|2003-01-16|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0071983","name":"Rocky Mountain Recycling & Crushing"},"object":{"type":"mine","id":"2402442","name":"Metso Crusher"},"validFrom":"2006-05-01","validTo":"2010-02-08","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2402442|0071983|2006-05-01|2010-02-08"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0041587","name":"Estate of Clint Stovall"},"object":{"type":"mine","id":"2402442","name":"Metso Crusher"},"validFrom":"2006-05-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2402442|0041587|2006-05-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0041587","name":"Estate of Clint Stovall"},"object":{"type":"operator","id":"0071983","name":"Rocky Mountain Recycling & Crushing"},"validFrom":"2006-05-01","validTo":"2010-02-08","current":false,"derived":true,"evidenceMineId":"2402442","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2402442|0071983|2006-05-01|0041587|2006-05-01|2793"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0051181","name":"C&S Construction, Inc."},"object":{"type":"mine","id":"2402442","name":"Metso Crusher"},"validFrom":"2010-02-09","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2402442|0051181|2010-02-09|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0041587","name":"Estate of Clint Stovall"},"object":{"type":"operator","id":"0051181","name":"C&S Construction, Inc."},"validFrom":"2010-02-09","validTo":null,"current":true,"derived":true,"evidenceMineId":"2402442","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2402442|0051181|2010-02-09|0041587|2003-01-16|2791"}}],"coverage":{"historyRecords":2,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"2402442","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"}}