{"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":"2601427","name":"Bonanza Opal Mines, Inc."},"operator":{"type":"operator","id":"0134214","name":"Bonanza Opal Mines, Inc."},"controller":{"type":"controller","id":"0114225","name":"Klaus  Althammer"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L01422","name":"G Keith Hodson"},"object":{"type":"mine","id":"2601427","name":"Bonanza Opal Mines, Inc."},"validFrom":"1950-01-01","validTo":"2014-07-02","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2601427|L01422|1950-01-01|2014-07-02"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M01267","name":"Hodson G Keith"},"object":{"type":"mine","id":"2601427","name":"Bonanza Opal Mines, Inc."},"validFrom":"1950-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2601427|M01267|1950-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M01267","name":"Hodson G Keith"},"object":{"type":"operator","id":"L01422","name":"G Keith Hodson"},"validFrom":"1950-01-01","validTo":"2014-07-02","current":false,"derived":true,"evidenceMineId":"2601427","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2601427|L01422|1950-01-01|M01267|1950-01-01|117710"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0134214","name":"Bonanza Opal Mines, Inc."},"object":{"type":"mine","id":"2601427","name":"Bonanza Opal Mines, Inc."},"validFrom":"2014-07-03","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2601427|0134214|2014-07-03|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0114225","name":"Klaus  Althammer et al"},"object":{"type":"mine","id":"2601427","name":"Bonanza Opal Mines, Inc."},"validFrom":"2014-07-03","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2601427|0114225|2014-07-03|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0114225","name":"Klaus  Althammer et al"},"object":{"type":"operator","id":"0134214","name":"Bonanza Opal Mines, Inc."},"validFrom":"2014-07-03","validTo":null,"current":true,"derived":true,"evidenceMineId":"2601427","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"2601427|0134214|2014-07-03|0114225|2014-07-03|21446"}}],"coverage":{"historyRecords":2,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"2601427","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"}}