{"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":"3500254","name":"Mandrones Mine & Mill"},"operator":{"type":"operator","id":"L05684","name":"C P S Mining Company"},"controller":{"type":"controller","id":"M04592","name":"Claussen Jack"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"P02584","name":"Madrone'S Mining Company Inc"},"object":{"type":"mine","id":"3500254","name":"Mandrones Mine & Mill"},"validFrom":"1950-01-01","validTo":"1972-12-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3500254|P02584|1950-01-01|1972-12-31"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C02224","name":"Madrone'S Mining Company Inc"},"object":{"type":"mine","id":"3500254","name":"Mandrones Mine & Mill"},"validFrom":"1950-01-01","validTo":"1972-12-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3500254|C02224|1950-01-01|1972-12-31"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C02224","name":"Madrone'S Mining Company Inc"},"object":{"type":"operator","id":"P02584","name":"Madrone'S Mining Company Inc"},"validFrom":"1950-01-01","validTo":"1972-12-31","current":false,"derived":true,"evidenceMineId":"3500254","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3500254|P02584|1950-01-01|C02224|1950-01-01|57873"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L02406","name":"Madrone'S Mining Company Inc"},"object":{"type":"mine","id":"3500254","name":"Mandrones Mine & Mill"},"validFrom":"1973-01-01","validTo":"1981-09-28","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3500254|L02406|1973-01-01|1981-09-28"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M02102","name":"Aday Alvin"},"object":{"type":"mine","id":"3500254","name":"Mandrones Mine & Mill"},"validFrom":"1973-01-01","validTo":"1981-09-28","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3500254|M02102|1973-01-01|1981-09-28"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M02102","name":"Aday Alvin"},"object":{"type":"operator","id":"L02406","name":"Madrone'S Mining Company Inc"},"validFrom":"1973-01-01","validTo":"1981-09-28","current":false,"derived":true,"evidenceMineId":"3500254","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3500254|L02406|1973-01-01|M02102|1973-01-01|123700"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L05684","name":"C P S Mining Company"},"object":{"type":"mine","id":"3500254","name":"Mandrones Mine & Mill"},"validFrom":"1981-09-29","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3500254|L05684|1981-09-29|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M04592","name":"Claussen Jack"},"object":{"type":"mine","id":"3500254","name":"Mandrones Mine & Mill"},"validFrom":"1981-09-29","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3500254|M04592|1981-09-29|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M04592","name":"Claussen Jack"},"object":{"type":"operator","id":"L05684","name":"C P S Mining Company"},"validFrom":"1981-09-29","validTo":null,"current":true,"derived":true,"evidenceMineId":"3500254","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3500254|L05684|1981-09-29|M04592|1981-09-29|132324"}}],"coverage":{"historyRecords":3,"edgeCount":9,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"3500254","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"}}