{"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":"4202438","name":"New Farm Pit"},"operator":{"type":"operator","id":"0191755","name":"JACO, L.L.C."},"controller":{"type":"controller","id":"0180005","name":"Jacob G.  Smart; James L.  Smart"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"0077503","name":"Dale M. Rasmussen Inc"},"object":{"type":"mine","id":"4202438","name":"New Farm Pit"},"validFrom":"2006-12-20","validTo":"2023-10-05","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4202438|0077503|2006-12-20|2023-10-05"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0065069","name":"Dale M  Rasmussen"},"object":{"type":"mine","id":"4202438","name":"New Farm Pit"},"validFrom":"2006-12-20","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4202438|0065069|2006-12-20|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0065069","name":"Dale M  Rasmussen"},"object":{"type":"operator","id":"0077503","name":"Dale M. Rasmussen Inc"},"validFrom":"2006-12-20","validTo":"2023-10-05","current":false,"derived":true,"evidenceMineId":"4202438","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4202438|0077503|2006-12-20|0065069|2006-12-20|8989"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0191755","name":"JACO, L.L.C."},"object":{"type":"mine","id":"4202438","name":"New Farm Pit"},"validFrom":"2023-10-06","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4202438|0191755|2023-10-06|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0180005","name":"Jacob G.  Smart"},"object":{"type":"mine","id":"4202438","name":"New Farm Pit"},"validFrom":"2023-10-06","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4202438|0180005|2023-10-06|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0180005","name":"Jacob G.  Smart"},"object":{"type":"operator","id":"0191755","name":"JACO, L.L.C."},"validFrom":"2023-10-06","validTo":null,"current":true,"derived":true,"evidenceMineId":"4202438","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4202438|0191755|2023-10-06|0180005|2023-10-06|38519"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0180005","name":"James L.  Smart"},"object":{"type":"operator","id":"0191755","name":"JACO, L.L.C."},"validFrom":"2023-10-06","validTo":null,"current":true,"derived":true,"evidenceMineId":"4202438","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4202438|0191755|2023-10-06|0180005|2023-10-06|38520"}}],"coverage":{"historyRecords":3,"edgeCount":7,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4202438","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"}}