{"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":"0504394","name":"Rising Sun"},"operator":{"type":"operator","id":"L11593","name":"P S Mining"},"controller":{"type":"controller","id":"M08957","name":"Harrison Pete & James Lammert"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L10919","name":"W S R Mining"},"object":{"type":"mine","id":"0504394","name":"Rising Sun"},"validFrom":"1989-05-01","validTo":"1990-04-19","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0504394|L10919|1989-05-01|1990-04-19"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M08144","name":"Shumway Dick & Mike"},"object":{"type":"mine","id":"0504394","name":"Rising Sun"},"validFrom":"1989-05-01","validTo":"1990-04-19","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0504394|M08144|1989-05-01|1990-04-19"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M08144","name":"Shumway Dick & Mike"},"object":{"type":"operator","id":"L10919","name":"W S R Mining"},"validFrom":"1989-05-01","validTo":"1990-04-19","current":false,"derived":true,"evidenceMineId":"0504394","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0504394|L10919|1989-05-01|M08144|1989-05-01|142788"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L11593","name":"P S Mining"},"object":{"type":"mine","id":"0504394","name":"Rising Sun"},"validFrom":"1990-04-20","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0504394|L11593|1990-04-20|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M08957","name":"Harrison Pete & James Lammert"},"object":{"type":"mine","id":"0504394","name":"Rising Sun"},"validFrom":"1990-04-20","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0504394|M08957|1990-04-20|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M08957","name":"Harrison Pete & James Lammert"},"object":{"type":"operator","id":"L11593","name":"P S Mining"},"validFrom":"1990-04-20","validTo":null,"current":true,"derived":true,"evidenceMineId":"0504394","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0504394|L11593|1990-04-20|M08957|1990-04-20|144727"}}],"coverage":{"historyRecords":2,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"0504394","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"}}