{"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":"3901674","name":"Freidel Pit"},"operator":{"type":"operator","id":"0191133","name":"Viet Family Inc"},"controller":{"type":"controller","id":"0179341","name":"Josh  Viet"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"0191133","name":"Viet Family Inc"},"object":{"type":"mine","id":"3901674","name":"Freidel Pit"},"validFrom":"2023-08-04","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3901674|0191133|2023-08-04|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0179341","name":"Josh  Viet"},"object":{"type":"mine","id":"3901674","name":"Freidel Pit"},"validFrom":"2023-08-04","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3901674|0179341|2023-08-04|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0179341","name":"Josh  Viet"},"object":{"type":"operator","id":"0191133","name":"Viet Family Inc"},"validFrom":"2023-08-04","validTo":null,"current":true,"derived":true,"evidenceMineId":"3901674","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3901674|0191133|2023-08-04|0179341|2023-08-04|38365"}}],"coverage":{"historyRecords":1,"edgeCount":3,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"3901674","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"}}