{"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":"3004056","name":"Keestrack R6"},"operator":{"type":"operator","id":"0060165","name":"Rafferty Sand & Gravel LLC"},"controller":{"type":"controller","id":"0179821","name":"Glendon T  Rafferty; Jason  Rafferty"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"0050153","name":"Glen R  Rafferty"},"object":{"type":"mine","id":"3004056","name":"Keestrack R6"},"validFrom":"2005-05-17","validTo":"2018-11-15","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3004056|0050153|2005-05-17|2018-11-15"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0151161","name":"Joyce  Rafferty et al"},"object":{"type":"mine","id":"3004056","name":"Keestrack R6"},"validFrom":"2018-11-16","validTo":"2020-09-13","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3004056|0151161|2018-11-16|2020-09-13"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0060165","name":"Rafferty Sand & Gravel LLC"},"object":{"type":"mine","id":"3004056","name":"Keestrack R6"},"validFrom":"2020-06-05","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3004056|0060165|2020-06-05|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0050153","name":"Glen R  Rafferty"},"object":{"type":"operator","id":"0060165","name":"Rafferty Sand & Gravel LLC"},"validFrom":"2020-06-05","validTo":"2018-11-15","current":false,"derived":true,"evidenceMineId":"3004056","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3004056|0060165|2020-06-05|0050153|2005-05-17|6307"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0151161","name":"Joyce  Rafferty et al"},"object":{"type":"operator","id":"0060165","name":"Rafferty Sand & Gravel LLC"},"validFrom":"2020-06-05","validTo":"2020-09-13","current":false,"derived":true,"evidenceMineId":"3004056","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3004056|0060165|2020-06-05|0151161|2018-11-16|31223"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0151161","name":"Glendon T Rafferty et al"},"object":{"type":"operator","id":"0060165","name":"Rafferty Sand & Gravel LLC"},"validFrom":"2020-06-05","validTo":"2020-09-13","current":false,"derived":true,"evidenceMineId":"3004056","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3004056|0060165|2020-06-05|0151161|2018-11-16|31224"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0151161","name":"Jason R Rafferty et al"},"object":{"type":"operator","id":"0060165","name":"Rafferty Sand & Gravel LLC"},"validFrom":"2020-06-05","validTo":"2020-09-13","current":false,"derived":true,"evidenceMineId":"3004056","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3004056|0060165|2020-06-05|0151161|2018-11-16|31225"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0179821","name":"Glendon T  Rafferty et al"},"object":{"type":"mine","id":"3004056","name":"Keestrack R6"},"validFrom":"2020-09-14","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3004056|0179821|2020-09-14|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0179821","name":"Glendon T  Rafferty et al"},"object":{"type":"operator","id":"0060165","name":"Rafferty Sand & Gravel LLC"},"validFrom":"2020-09-14","validTo":null,"current":true,"derived":true,"evidenceMineId":"3004056","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3004056|0060165|2020-06-05|0179821|2020-09-14|38457"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0179821","name":"Jason  Rafferty et al"},"object":{"type":"operator","id":"0060165","name":"Rafferty Sand & Gravel LLC"},"validFrom":"2020-09-14","validTo":null,"current":true,"derived":true,"evidenceMineId":"3004056","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3004056|0060165|2020-06-05|0179821|2020-09-14|38458"}}],"coverage":{"historyRecords":6,"edgeCount":10,"intervalAnomalies":1,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"3004056","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"}}