{"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":"3610328","name":"Cold Ridge Mobile"},"operator":{"type":"operator","id":"0095065","name":"Cold Ridge Stone"},"controller":{"type":"controller","id":"0153101","name":"Lucas D  Mack"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"0080053","name":"Lucas D  Mack  et al"},"object":{"type":"mine","id":"3610328","name":"Cold Ridge Mobile"},"validFrom":"2008-09-04","validTo":"2020-01-14","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3610328|0080053|2008-09-04|2020-01-14"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0153101","name":"Lucas D  Mack"},"object":{"type":"mine","id":"3610328","name":"Cold Ridge Mobile"},"validFrom":"2020-01-15","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3610328|0153101|2020-01-15|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0095065","name":"Cold Ridge Stone"},"object":{"type":"mine","id":"3610328","name":"Cold Ridge Mobile"},"validFrom":"2020-04-03","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3610328|0095065|2020-04-03|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0080053","name":"Lucas D  Mack  et al"},"object":{"type":"operator","id":"0095065","name":"Cold Ridge Stone"},"validFrom":"2020-04-03","validTo":"2020-01-14","current":false,"derived":true,"evidenceMineId":"3610328","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3610328|0095065|2020-04-03|0080053|2008-09-04|12591"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0080053","name":"Dean M  Mack  et al"},"object":{"type":"operator","id":"0095065","name":"Cold Ridge Stone"},"validFrom":"2020-04-03","validTo":"2020-01-14","current":false,"derived":true,"evidenceMineId":"3610328","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3610328|0095065|2020-04-03|0080053|2008-09-04|12592"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0153101","name":"Lucas D  Mack"},"object":{"type":"operator","id":"0095065","name":"Cold Ridge Stone"},"validFrom":"2020-04-03","validTo":null,"current":true,"derived":true,"evidenceMineId":"3610328","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3610328|0095065|2020-04-03|0153101|2020-01-15|31746"}}],"coverage":{"historyRecords":3,"edgeCount":6,"intervalAnomalies":2,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"3610328","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"}}