{"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":"4105003","name":"Camino Real"},"operator":{"type":"operator","id":"0158873","name":"Camino Real"},"controller":{"type":"controller","id":"0143021","name":"Alfredo  Reza"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"0126933","name":"Cornerstone Quarry Company"},"object":{"type":"mine","id":"4105003","name":"Camino Real"},"validFrom":"2013-02-25","validTo":"2018-03-14","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105003|0126933|2013-02-25|2018-03-14"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0108043","name":"Antonio  Almaguer"},"object":{"type":"mine","id":"4105003","name":"Camino Real"},"validFrom":"2013-02-25","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105003|0108043|2013-02-25|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0108043","name":"Antonio  Almaguer"},"object":{"type":"operator","id":"0126933","name":"Cornerstone Quarry Company"},"validFrom":"2013-02-25","validTo":"2018-03-14","current":false,"derived":true,"evidenceMineId":"4105003","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105003|0126933|2013-02-25|0108043|2013-02-25|19432"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0158873","name":"Camino Real"},"object":{"type":"mine","id":"4105003","name":"Camino Real"},"validFrom":"2018-03-15","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105003|0158873|2018-03-15|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0143021","name":"Alfredo  Reza"},"object":{"type":"mine","id":"4105003","name":"Camino Real"},"validFrom":"2018-03-15","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105003|0143021|2018-03-15|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0143021","name":"Alfredo  Reza"},"object":{"type":"operator","id":"0158873","name":"Camino Real"},"validFrom":"2018-03-15","validTo":null,"current":true,"derived":true,"evidenceMineId":"4105003","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105003|0158873|2018-03-15|0143021|2018-03-15|28987"}}],"coverage":{"historyRecords":2,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4105003","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"}}