{"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":"3609154","name":"Quarry Cut, Inc."},"operator":{"type":"operator","id":"0051330","name":"Quarry Cut, Inc."},"controller":{"type":"controller","id":"0186880","name":"Daniel K Stoudt"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"0051330","name":"Quarry Cut, Inc."},"object":{"type":"mine","id":"3609154","name":"Quarry Cut, Inc."},"validFrom":"2003-06-24","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3609154|0051330|2003-06-24|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0041813","name":"Estate of Scott Sands"},"object":{"type":"mine","id":"3609154","name":"Quarry Cut, Inc."},"validFrom":"2003-06-24","validTo":"2024-08-24","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3609154|0041813|2003-06-24|2024-08-24"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0041813","name":"Estate of Scott Sands"},"object":{"type":"operator","id":"0051330","name":"Quarry Cut, Inc."},"validFrom":"2003-06-24","validTo":"2024-08-24","current":false,"derived":true,"evidenceMineId":"3609154","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3609154|0051330|2003-06-24|0041813|2003-06-24|3111"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0186880","name":"Daniel K Stoudt"},"object":{"type":"mine","id":"3609154","name":"Quarry Cut, Inc."},"validFrom":"2024-08-25","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3609154|0186880|2024-08-25|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0186880","name":"Daniel K Stoudt"},"object":{"type":"operator","id":"0051330","name":"Quarry Cut, Inc."},"validFrom":"2024-08-25","validTo":null,"current":true,"derived":true,"evidenceMineId":"3609154","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3609154|0051330|2003-06-24|0186880|2024-08-25|39861"}}],"coverage":{"historyRecords":2,"edgeCount":5,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"3609154","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"}}