{"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":"2600789","name":"CEMEX - Paiute Pit"},"operator":{"type":"operator","id":"0103149","name":"CEMEX Construction Materials Pacific, LLC"},"controller":{"type":"controller","id":"M09149","name":"Cemex S A"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L11049","name":"Nordic Industries Inc"},"object":{"type":"mine","id":"2600789","name":"CEMEX - Paiute Pit"},"validFrom":"1950-01-01","validTo":"1999-07-29","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2600789|L11049|1950-01-01|1999-07-29"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M06999","name":"Axel  Karlshoej"},"object":{"type":"mine","id":"2600789","name":"CEMEX - Paiute Pit"},"validFrom":"1950-01-01","validTo":"2012-10-08","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2600789|M06999|1950-01-01|2012-10-08"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M06999","name":"Axel  Karlshoej"},"object":{"type":"operator","id":"L11049","name":"Nordic Industries Inc"},"validFrom":"1950-01-01","validTo":"1999-07-29","current":false,"derived":true,"evidenceMineId":"2600789","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2600789|L11049|1950-01-01|M06999|1950-01-01|139863"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L17023","name":"RMC Nevada, Inc."},"object":{"type":"mine","id":"2600789","name":"CEMEX - Paiute Pit"},"validFrom":"1999-07-30","validTo":"2005-12-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2600789|L17023|1999-07-30|2005-12-31"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M00649","name":"RMC Group PLC"},"object":{"type":"mine","id":"2600789","name":"CEMEX - Paiute Pit"},"validFrom":"1999-07-30","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2600789|M00649|1999-07-30|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M00649","name":"RMC Group PLC"},"object":{"type":"operator","id":"L17023","name":"RMC Nevada, Inc."},"validFrom":"1999-07-30","validTo":"2005-12-31","current":false,"derived":true,"evidenceMineId":"2600789","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2600789|L17023|1999-07-30|M00649|1999-07-30|113741"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M09149","name":"Cemex S A"},"object":{"type":"mine","id":"2600789","name":"CEMEX - Paiute Pit"},"validFrom":"2001-07-10","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2600789|M09149|2001-07-10|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0051070","name":"CEMEX Construction Materials LP"},"object":{"type":"mine","id":"2600789","name":"CEMEX - Paiute Pit"},"validFrom":"2006-01-01","validTo":"2008-07-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2600789|0051070|2006-01-01|2008-07-31"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M09149","name":"Cemex S A"},"object":{"type":"operator","id":"0051070","name":"CEMEX Construction Materials LP"},"validFrom":"2006-01-01","validTo":"2008-07-31","current":false,"derived":true,"evidenceMineId":"2600789","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2600789|0051070|2006-01-01|M09149|2001-07-10|145332"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0103149","name":"CEMEX Construction Materials Pacific, LLC"},"object":{"type":"mine","id":"2600789","name":"CEMEX - Paiute Pit"},"validFrom":"2008-08-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2600789|0103149|2008-08-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M09149","name":"Cemex S A"},"object":{"type":"mine","id":"2600789","name":"CEMEX - Paiute Pit"},"validFrom":"2008-08-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2600789|M09149|2008-08-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M09149","name":"Cemex S A"},"object":{"type":"operator","id":"0103149","name":"CEMEX Construction Materials Pacific, LLC"},"validFrom":"2008-08-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"2600789","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2600789|0103149|2008-08-01|M09149|2008-08-01|145628"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0106885","name":"Jens  Karlshoej"},"object":{"type":"mine","id":"2600789","name":"CEMEX - Paiute Pit"},"validFrom":"2012-10-09","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2600789|0106885|2012-10-09|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0106885","name":"Jens  Karlshoej"},"object":{"type":"operator","id":"L11049","name":"Nordic Industries Inc"},"validFrom":"2012-10-09","validTo":"1999-07-29","current":false,"derived":true,"evidenceMineId":"2600789","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2600789|L11049|1950-01-01|0106885|2012-10-09|18975"}}],"coverage":{"historyRecords":5,"edgeCount":14,"intervalAnomalies":1,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"2600789","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"}}