{"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":"0302009","name":"Black Bear Mine"},"operator":{"type":"operator","id":"0134513","name":"JCJ Trucking, LLC."},"controller":{"type":"controller","id":"0114481","name":"James  Butler"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"0064793","name":"Jay L  Hill"},"object":{"type":"mine","id":"0302009","name":"Black Bear Mine"},"validFrom":"2006-12-07","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0302009|0064793|2006-12-07|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0077104","name":"Hokie Okie Stone"},"object":{"type":"mine","id":"0302009","name":"Black Bear Mine"},"validFrom":"2011-05-20","validTo":"2014-07-17","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0302009|0077104|2011-05-20|2014-07-17"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0064793","name":"Jay L  Hill"},"object":{"type":"operator","id":"0077104","name":"Hokie Okie Stone"},"validFrom":"2011-05-20","validTo":"2014-07-17","current":false,"derived":true,"evidenceMineId":"0302009","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0302009|0077104|2011-05-20|0064793|2006-12-07|8888"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0134513","name":"JCJ Trucking, LLC."},"object":{"type":"mine","id":"0302009","name":"Black Bear Mine"},"validFrom":"2014-07-18","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0302009|0134513|2014-07-18|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0114481","name":"James  Butler"},"object":{"type":"mine","id":"0302009","name":"Black Bear Mine"},"validFrom":"2014-07-18","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0302009|0114481|2014-07-18|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0114481","name":"James  Butler"},"object":{"type":"operator","id":"0134513","name":"JCJ Trucking, LLC."},"validFrom":"2014-07-18","validTo":null,"current":true,"derived":true,"evidenceMineId":"0302009","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0302009|0134513|2014-07-18|0114481|2014-07-18|21519"}}],"coverage":{"historyRecords":2,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"0302009","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"}}