{"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":"3003174","name":"MONTEMORANO BROS INC."},"operator":{"type":"operator","id":"L18351","name":"Montemorano Bros Inc"},"controller":{"type":"controller","id":"M11241","name":"Steven D  Montemorano"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L18351","name":"Montemorano Bros Inc"},"object":{"type":"mine","id":"3003174","name":"MONTEMORANO BROS INC."},"validFrom":"1996-08-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3003174|L18351|1996-08-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M11241","name":"Steven D  Montemorano"},"object":{"type":"mine","id":"3003174","name":"MONTEMORANO BROS INC."},"validFrom":"1996-08-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3003174|M11241|1996-08-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M11241","name":"Steven D  Montemorano"},"object":{"type":"operator","id":"L18351","name":"Montemorano Bros Inc"},"validFrom":"1996-08-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"3003174","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3003174|L18351|1996-08-01|M11241|1996-08-01|151001"}}],"coverage":{"historyRecords":1,"edgeCount":3,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"3003174","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"}}