{"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":"3606166","name":"Jackson Strip"},"operator":{"type":"operator","id":"P10065","name":"Walter Ressler"},"controller":{"type":"controller","id":"C05481","name":"Ressler Walter"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C01811","name":"Schafer George"},"object":{"type":"mine","id":"3606166","name":"Jackson Strip"},"validFrom":"1976-05-13","validTo":"1979-06-03","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606166|C01811|1976-05-13|1979-06-03"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P02131","name":"Vosco Inc"},"object":{"type":"mine","id":"3606166","name":"Jackson Strip"},"validFrom":"1976-07-15","validTo":"1977-08-15","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606166|P02131|1976-07-15|1977-08-15"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C01811","name":"Schafer George"},"object":{"type":"operator","id":"P02131","name":"Vosco Inc"},"validFrom":"1976-07-15","validTo":"1977-08-15","current":false,"derived":true,"evidenceMineId":"3606166","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606166|P02131|1976-07-15|C01811|1976-05-13|56209"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P10065","name":"Walter Ressler"},"object":{"type":"mine","id":"3606166","name":"Jackson Strip"},"validFrom":"1977-08-16","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606166|P10065|1977-08-16|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C05481","name":"Ressler Walter"},"object":{"type":"mine","id":"3606166","name":"Jackson Strip"},"validFrom":"1977-08-16","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606166|C05481|1977-08-16|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C05481","name":"Ressler Walter"},"object":{"type":"operator","id":"P10065","name":"Walter Ressler"},"validFrom":"1977-08-16","validTo":null,"current":true,"derived":true,"evidenceMineId":"3606166","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3606166|P10065|1977-08-16|C05481|1977-08-16|68931"}}],"coverage":{"historyRecords":2,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"3606166","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"}}