{"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":"0203287","name":"Slate Creek Pit"},"operator":{"type":"operator","id":"0119172","name":"Gila Concrete LLC"},"controller":{"type":"controller","id":"0171842","name":"Lawrence  Mallek"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"0119172","name":"Gila Concrete LLC"},"object":{"type":"mine","id":"0203287","name":"Slate Creek Pit"},"validFrom":"2011-06-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0203287|0119172|2011-06-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0101173","name":"Shelly  Foell"},"object":{"type":"mine","id":"0203287","name":"Slate Creek Pit"},"validFrom":"2011-06-01","validTo":"2020-06-11","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0203287|0101173|2011-06-01|2020-06-11"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0101173","name":"Shelly  Foell"},"object":{"type":"operator","id":"0119172","name":"Gila Concrete LLC"},"validFrom":"2011-06-01","validTo":"2020-06-11","current":false,"derived":true,"evidenceMineId":"0203287","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0203287|0119172|2011-06-01|0101173|2011-06-01|17044"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0171842","name":"Lawrence  Mallek"},"object":{"type":"mine","id":"0203287","name":"Slate Creek Pit"},"validFrom":"2020-06-12","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0203287|0171842|2020-06-12|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0171842","name":"Lawrence  Mallek"},"object":{"type":"operator","id":"0119172","name":"Gila Concrete LLC"},"validFrom":"2020-06-12","validTo":null,"current":true,"derived":true,"evidenceMineId":"0203287","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0203287|0119172|2011-06-01|0171842|2020-06-12|36542"}}],"coverage":{"historyRecords":2,"edgeCount":5,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"0203287","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"}}