{"data":{"schemaVersion":"realm.mine-profile.v1","generatedAt":"2026-10-13T11:26:59.401Z","identity":{"mine_id":"3503052","name":"Auropa Mine","status":"Abandoned","status_date":"1991-03-26","mine_type":"Surface","coal_metal":"M","commodity":"Gold Ore","state":"OR","county":"Josephine","nearest_town":"","operator_id":"L11465","operator_name":"Kola Mining Corp","controller_id":"M08868","controller_name":"Maier Franz L","district":"M7","office":"Albany OR Field Office","employees":0,"latitude":null,"longitude":null},"coverage":{"contributingSources":3,"registeredSources":20,"sourceRows":5},"relationships":{"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":"3503052","name":"Auropa Mine"},"operator":{"type":"operator","id":"L11465","name":"Kola Mining Corp"},"controller":{"type":"controller","id":"M08868","name":"Maier Franz L"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L05859","name":"Rich Gallagher"},"object":{"type":"mine","id":"3503052","name":"Auropa Mine"},"validFrom":"1981-03-01","validTo":"1982-04-04","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3503052|L05859|1981-03-01|1982-04-04"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M04714","name":"Gallagher Rich"},"object":{"type":"mine","id":"3503052","name":"Auropa Mine"},"validFrom":"1981-03-01","validTo":"1982-04-04","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3503052|M04714|1981-03-01|1982-04-04"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M04714","name":"Gallagher Rich"},"object":{"type":"operator","id":"L05859","name":"Rich Gallagher"},"validFrom":"1981-03-01","validTo":"1982-04-04","current":false,"derived":true,"evidenceMineId":"3503052","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3503052|L05859|1981-03-01|M04714|1981-03-01|132582"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L05860","name":"Mine Management Partnership"},"object":{"type":"mine","id":"3503052","name":"Auropa Mine"},"validFrom":"1982-04-05","validTo":"1990-02-05","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3503052|L05860|1982-04-05|1990-02-05"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M04715","name":"Oscar  Nukka"},"object":{"type":"mine","id":"3503052","name":"Auropa Mine"},"validFrom":"1982-04-05","validTo":"1990-02-05","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3503052|M04715|1982-04-05|1990-02-05"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M04715","name":"Oscar  Nukka"},"object":{"type":"operator","id":"L05860","name":"Mine Management Partnership"},"validFrom":"1982-04-05","validTo":"1990-02-05","current":false,"derived":true,"evidenceMineId":"3503052","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3503052|L05860|1982-04-05|M04715|1982-04-05|132584"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L11465","name":"Kola Mining Corp"},"object":{"type":"mine","id":"3503052","name":"Auropa Mine"},"validFrom":"1990-02-06","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3503052|L11465|1990-02-06|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M08868","name":"Maier Franz L"},"object":{"type":"mine","id":"3503052","name":"Auropa Mine"},"validFrom":"1990-02-06","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3503052|M08868|1990-02-06|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M08868","name":"Maier Franz L"},"object":{"type":"operator","id":"L11465","name":"Kola Mining Corp"},"validFrom":"1990-02-06","validTo":null,"current":true,"derived":true,"evidenceMineId":"3503052","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3503052|L11465|1990-02-06|M08868|1990-02-06|144272"}}],"coverage":{"historyRecords":3,"edgeCount":9,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"sources":[{"id":"msha-addresses","name":"Addresses of Record","domains":["identity","logistics"],"products":["entity resolution","address history","facility geocoding"],"rowCount":1,"firstDate":"1991-03-26","lastDate":"1991-03-26","metrics":{},"periods":{},"recentRecords":[]},{"id":"msha-controller-operator-history","name":"Controller and Operator History","domains":["identity","compliance"],"products":["historical ownership attribution","operator transitions","valid-time joins"],"rowCount":3,"firstDate":"1981-03-01","lastDate":"1990-02-06","metrics":{"recentRows":0,"currentOperatorTenures":1,"completedOperatorTenures":2},"periods":{},"recentRecords":[]},{"id":"msha-mines","name":"Mines","domains":["identity","production","logistics"],"products":["mine identity","status","commodity","location","operator and controller"],"rowCount":1,"firstDate":null,"lastDate":null,"metrics":{},"periods":{},"recentRecords":[]}],"safety":{"href":"/api/v1/mines/3503052/safety","description":"Full-period safety series, top CFR sections and paginated activity. Requires PostgreSQL."},"silica":{"href":"/api/v1/mines/3503052/silica","description":"Dedicated silica records, measurements, sample status and trends. Defaults to the snapshot year; use year=all for history."},"externalContext":{"eia":null,"title30":{"snapshot":{"chapterCount":6,"featuredSectionCount":100,"latestAmendedOn":"2026-08-14","latestIssueDate":"2026-08-14","partCount":206,"sectionCount":5954,"upToDateAsOf":"2026-08-19"},"regulations":[],"fullCorpus":"/data/title30-sections.json"}}},"meta":{"representation":"json","mineId":"3503052","dataSource":"postgres","snapshotId":"2026-10-13T11:19:05.459773+00:00","completedAt":"2026-10-13T11:26:59.401Z","sourceCount":20,"totalRows":17906804}}