{"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":"4105341","name":"16 Pit"},"operator":{"type":"operator","id":"L15712","name":"Edmund Jenschke Inc"},"controller":{"type":"controller","id":"0144243","name":"Joe  Jenschke"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M11979","name":"Edmund  Jenschke"},"object":{"type":"mine","id":"4105341","name":"16 Pit"},"validFrom":"1998-03-01","validTo":"2018-11-04","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105341|M11979|1998-03-01|2018-11-04"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L15712","name":"Edmund Jenschke Inc"},"object":{"type":"mine","id":"4105341","name":"16 Pit"},"validFrom":"2018-11-05","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105341|L15712|2018-11-05|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0144243","name":"Joe  Jenschke"},"object":{"type":"mine","id":"4105341","name":"16 Pit"},"validFrom":"2018-11-05","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105341|0144243|2018-11-05|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0144243","name":"Joe  Jenschke"},"object":{"type":"operator","id":"L15712","name":"Edmund Jenschke Inc"},"validFrom":"2018-11-05","validTo":null,"current":true,"derived":true,"evidenceMineId":"4105341","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105341|L15712|2018-11-05|0144243|2018-11-05|29221"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M11979","name":"Edmund  Jenschke"},"object":{"type":"operator","id":"L15712","name":"Edmund Jenschke Inc"},"validFrom":"2018-11-05","validTo":"2018-11-04","current":false,"derived":true,"evidenceMineId":"4105341","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105341|L15712|2018-11-05|M11979|1998-03-01|152855"}}],"coverage":{"historyRecords":2,"edgeCount":5,"intervalAnomalies":1,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4105341","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"}}