{"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":"2602062","name":"White Pine"},"operator":{"type":"operator","id":"L11499","name":"Western States Minerals Corp"},"controller":{"type":"controller","id":"M08891","name":"W S Holding Corp"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L10201","name":"White Pine Gold Mining Company"},"object":{"type":"mine","id":"2602062","name":"White Pine"},"validFrom":"1988-06-01","validTo":"1990-10-10","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2602062|L10201|1988-06-01|1990-10-10"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M03872","name":"William W  Reed"},"object":{"type":"mine","id":"2602062","name":"White Pine"},"validFrom":"1988-06-01","validTo":"1990-10-10","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2602062|M03872|1988-06-01|1990-10-10"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M03872","name":"William W  Reed"},"object":{"type":"operator","id":"L10201","name":"White Pine Gold Mining Company"},"validFrom":"1988-06-01","validTo":"1990-10-10","current":false,"derived":true,"evidenceMineId":"2602062","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2602062|L10201|1988-06-01|M03872|1988-06-01|130326"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M08891","name":"W S Holding Corp"},"object":{"type":"mine","id":"2602062","name":"White Pine"},"validFrom":"1989-07-23","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2602062|M08891|1989-07-23|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L11499","name":"Western States Minerals Corp"},"object":{"type":"mine","id":"2602062","name":"White Pine"},"validFrom":"1990-10-11","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2602062|L11499|1990-10-11|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M08891","name":"W S Holding Corp"},"object":{"type":"operator","id":"L11499","name":"Western States Minerals Corp"},"validFrom":"1990-10-11","validTo":null,"current":true,"derived":true,"evidenceMineId":"2602062","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2602062|L11499|1990-10-11|M08891|1989-07-23|144348"}}],"coverage":{"historyRecords":2,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"2602062","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"}}