{"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":"4202341","name":"THE PIT"},"operator":{"type":"operator","id":"0051751","name":"MKJ CONSTRUCTION LLC"},"controller":{"type":"controller","id":"0042397","name":"Iven B  Cox; Kenneth B  Cox"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"0050423","name":"Branch Cox Const."},"object":{"type":"mine","id":"4202341","name":"THE PIT"},"validFrom":"2002-04-30","validTo":"2003-09-24","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4202341|0050423|2002-04-30|2003-09-24"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0040805","name":"Branch  Cox"},"object":{"type":"mine","id":"4202341","name":"THE PIT"},"validFrom":"2002-04-30","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4202341|0040805|2002-04-30|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0040805","name":"Branch  Cox"},"object":{"type":"operator","id":"0050423","name":"Branch Cox Const."},"validFrom":"2002-04-30","validTo":"2003-09-24","current":false,"derived":true,"evidenceMineId":"4202341","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4202341|0050423|2002-04-30|0040805|2002-04-30|694"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0051751","name":"MKJ Construction LLC"},"object":{"type":"mine","id":"4202341","name":"THE PIT"},"validFrom":"2003-09-25","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4202341|0051751|2003-09-25|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0042397","name":"Iven B  Cox et al"},"object":{"type":"mine","id":"4202341","name":"THE PIT"},"validFrom":"2003-09-25","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4202341|0042397|2003-09-25|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0042397","name":"Iven B  Cox et al"},"object":{"type":"operator","id":"0051751","name":"MKJ Construction LLC"},"validFrom":"2003-09-25","validTo":null,"current":true,"derived":true,"evidenceMineId":"4202341","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4202341|0051751|2003-09-25|0042397|2003-09-25|3936"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0042397","name":"Kenneth B  Cox  et al"},"object":{"type":"operator","id":"0051751","name":"MKJ Construction LLC"},"validFrom":"2003-09-25","validTo":null,"current":true,"derived":true,"evidenceMineId":"4202341","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4202341|0051751|2003-09-25|0042397|2003-09-25|3937"}}],"coverage":{"historyRecords":3,"edgeCount":7,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4202341","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"}}