{"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":"2026-10-17T05:35:58.500035+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":"4103075","name":"Trevino Uranium Insitu Leach Project"},"operator":{"type":"operator","id":"L05846","name":"Conoco Inc"},"controller":{"type":"controller","id":"M03223","name":"EI DuPont De Nemours & Co Inc"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M02408","name":"Conoco Inc"},"object":{"type":"mine","id":"4103075","name":"Trevino Uranium Insitu Leach Project"},"validFrom":"1978-03-09","validTo":"1981-08-05","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4103075|M02408|1978-03-09|1981-08-05"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L02921","name":"Conoco Inc"},"object":{"type":"mine","id":"4103075","name":"Trevino Uranium Insitu Leach Project"},"validFrom":"1981-05-01","validTo":"1981-08-05","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4103075|L02921|1981-05-01|1981-08-05"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M02408","name":"Conoco Inc"},"object":{"type":"operator","id":"L02921","name":"Conoco Inc"},"validFrom":"1981-05-01","validTo":"1981-08-05","current":false,"derived":true,"evidenceMineId":"4103075","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4103075|L02921|1981-05-01|M02408|1978-03-09|125322"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L05846","name":"Conoco Inc"},"object":{"type":"mine","id":"4103075","name":"Trevino Uranium Insitu Leach Project"},"validFrom":"1981-08-06","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4103075|L05846|1981-08-06|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M03223","name":"EI DuPont De Nemours & Co Inc"},"object":{"type":"mine","id":"4103075","name":"Trevino Uranium Insitu Leach Project"},"validFrom":"1981-08-06","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4103075|M03223|1981-08-06|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M03223","name":"EI DuPont De Nemours & Co Inc"},"object":{"type":"operator","id":"L05846","name":"Conoco Inc"},"validFrom":"1981-08-06","validTo":null,"current":true,"derived":true,"evidenceMineId":"4103075","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"4103075|L05846|1981-08-06|M03223|1981-08-06|128518"}}],"coverage":{"historyRecords":2,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4103075","dataSource":"postgres","snapshotId":"2026-10-17T05:35:58.500035+00:00","completedAt":"2026-10-17T06:17:15.228Z","sourceCount":20,"totalRows":15450873,"relationshipSemantics":"valid time; null validTo means current or open-ended in the source"}}