{"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":"4105597","name":"SQMC 2"},"operator":{"type":"operator","id":"0180093","name":"Select Quality Materials and Concrete"},"controller":{"type":"controller","id":"0175101","name":"Ruben  Garibay"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"0165941","name":"Ruben  Garibay et al"},"object":{"type":"mine","id":"4105597","name":"SQMC 2"},"validFrom":"2022-01-03","validTo":"2023-01-07","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105597|0165941|2022-01-03|2023-01-07"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0180093","name":"Select Quality Materials and Concrete"},"object":{"type":"mine","id":"4105597","name":"SQMC 2"},"validFrom":"2022-01-07","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105597|0180093|2022-01-07|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0165941","name":"Ruben  Garibay et al"},"object":{"type":"operator","id":"0180093","name":"Select Quality Materials and Concrete"},"validFrom":"2022-01-07","validTo":"2023-01-07","current":false,"derived":true,"evidenceMineId":"4105597","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105597|0180093|2022-01-07|0165941|2022-01-03|34787"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0165941","name":"Arturo  Morales et al"},"object":{"type":"operator","id":"0180093","name":"Select Quality Materials and Concrete"},"validFrom":"2022-01-07","validTo":"2023-01-07","current":false,"derived":true,"evidenceMineId":"4105597","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105597|0180093|2022-01-07|0165941|2022-01-03|34788"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0175101","name":"Ruben  Garibay"},"object":{"type":"mine","id":"4105597","name":"SQMC 2"},"validFrom":"2023-01-08","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105597|0175101|2023-01-08|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0175101","name":"Ruben  Garibay"},"object":{"type":"operator","id":"0180093","name":"Select Quality Materials and Concrete"},"validFrom":"2023-01-08","validTo":null,"current":true,"derived":true,"evidenceMineId":"4105597","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105597|0180093|2022-01-07|0175101|2023-01-08|37335"}}],"coverage":{"historyRecords":3,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4105597","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"}}