{"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":"4407068","name":"Tipple No 3"},"operator":{"type":"operator","id":"0072124","name":"Cam Cor Enterprises LLC"},"controller":{"type":"controller","id":"0060411","name":"Eric (Kip)  Parsons"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15987","name":"Bobby W  Hill"},"object":{"type":"mine","id":"4407068","name":"Tipple No 3"},"validFrom":"2000-08-22","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4407068|C15987|2000-08-22|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P24514","name":"Virginia City Enterprises, Inc."},"object":{"type":"mine","id":"4407068","name":"Tipple No 3"},"validFrom":"2003-03-04","validTo":"2006-04-09","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4407068|P24514|2003-03-04|2006-04-09"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15987","name":"Bobby W  Hill"},"object":{"type":"operator","id":"P24514","name":"Virginia City Enterprises, Inc."},"validFrom":"2003-03-04","validTo":"2006-04-09","current":false,"derived":true,"evidenceMineId":"4407068","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4407068|P24514|2003-03-04|C15987|2000-08-22|97925"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0072124","name":"Cam Cor Enterprises LLC"},"object":{"type":"mine","id":"4407068","name":"Tipple No 3"},"validFrom":"2006-04-10","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4407068|0072124|2006-04-10|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0060411","name":"Eric (Kip)  Parsons"},"object":{"type":"mine","id":"4407068","name":"Tipple No 3"},"validFrom":"2006-04-10","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4407068|0060411|2006-04-10|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0060411","name":"Eric (Kip)  Parsons"},"object":{"type":"operator","id":"0072124","name":"Cam Cor Enterprises LLC"},"validFrom":"2006-04-10","validTo":null,"current":true,"derived":true,"evidenceMineId":"4407068","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4407068|0072124|2006-04-10|0060411|2006-04-10|8054"}}],"coverage":{"historyRecords":2,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4407068","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"}}