{"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":"4105797","name":"Santa Barbara"},"operator":{"type":"operator","id":"0179773","name":"Jordan Concrete"},"controller":{"type":"controller","id":"0165561","name":"Alberto Hinojos  Jordan; Albert  Jordan; Luis Hinojos  Jordan; Alejandro"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"0165561","name":"Luis Hinojos  Jordan et al"},"object":{"type":"mine","id":"4105797","name":"Santa Barbara"},"validFrom":"2021-08-04","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105797|0165561|2021-08-04|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0179773","name":"Jordan Concrete"},"object":{"type":"mine","id":"4105797","name":"Santa Barbara"},"validFrom":"2025-03-25","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105797|0179773|2025-03-25|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0165561","name":"Luis Hinojos  Jordan et al"},"object":{"type":"operator","id":"0179773","name":"Jordan Concrete"},"validFrom":"2025-03-25","validTo":null,"current":true,"derived":true,"evidenceMineId":"4105797","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105797|0179773|2025-03-25|0165561|2021-08-04|34694"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0165561","name":"Alejandro  Jordan et al"},"object":{"type":"operator","id":"0179773","name":"Jordan Concrete"},"validFrom":"2025-03-25","validTo":null,"current":true,"derived":true,"evidenceMineId":"4105797","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105797|0179773|2025-03-25|0165561|2021-08-04|34695"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0165561","name":"Albert  Jordan et al"},"object":{"type":"operator","id":"0179773","name":"Jordan Concrete"},"validFrom":"2025-03-25","validTo":null,"current":true,"derived":true,"evidenceMineId":"4105797","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105797|0179773|2025-03-25|0165561|2021-08-04|34696"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0165561","name":"Alberto Hinojos  Jordan et al"},"object":{"type":"operator","id":"0179773","name":"Jordan Concrete"},"validFrom":"2025-03-25","validTo":null,"current":true,"derived":true,"evidenceMineId":"4105797","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4105797|0179773|2025-03-25|0165561|2021-08-04|34697"}}],"coverage":{"historyRecords":4,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4105797","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"}}