{"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":"1519926","name":"Fawn Branch"},"operator":{"type":"operator","id":"0167394","name":"JMR Resources, LLC"},"controller":{"type":"controller","id":"0151963","name":"James Michael  Roan"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"0151963","name":"James Michael  Roan"},"object":{"type":"mine","id":"1519926","name":"Fawn Branch"},"validFrom":"2019-11-16","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1519926|0151963|2019-11-16|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0167394","name":"JMR Resources, LLC"},"object":{"type":"mine","id":"1519926","name":"Fawn Branch"},"validFrom":"2022-08-28","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1519926|0167394|2022-08-28|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0151963","name":"James Michael  Roan"},"object":{"type":"operator","id":"0167394","name":"JMR Resources, LLC"},"validFrom":"2022-08-28","validTo":null,"current":true,"derived":true,"evidenceMineId":"1519926","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1519926|0167394|2022-08-28|0151963|2019-11-16|31457"}}],"coverage":{"historyRecords":1,"edgeCount":3,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"1519926","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"}}