{"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":"3003377","name":"Damascus 535"},"operator":{"type":"operator","id":"0145113","name":"Ronald Opeil Flagstone Co., LLC"},"controller":{"type":"controller","id":"M11374","name":"Timothy M  Smith"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M11374","name":"Timothy M  Smith"},"object":{"type":"mine","id":"3003377","name":"Damascus 535"},"validFrom":"1997-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3003377|M11374|1997-01-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M13739","name":"Route 369 Associates Llc & Quarry Operation Llc"},"object":{"type":"mine","id":"3003377","name":"Damascus 535"},"validFrom":"2000-10-06","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3003377|M13739|2000-10-06|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L18010","name":"Southern Tier Stone Products LLC"},"object":{"type":"mine","id":"3003377","name":"Damascus 535"},"validFrom":"2001-10-10","validTo":"2006-12-04","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3003377|L18010|2001-10-10|2006-12-04"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M13739","name":"Route 369 Associates Llc & Quarry Operation Llc"},"object":{"type":"operator","id":"L18010","name":"Southern Tier Stone Products LLC"},"validFrom":"2001-10-10","validTo":"2006-12-04","current":false,"derived":true,"evidenceMineId":"3003377","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3003377|L18010|2001-10-10|M13739|2000-10-06|156958"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L14944","name":"B S Quarries Inc"},"object":{"type":"mine","id":"3003377","name":"Damascus 535"},"validFrom":"2006-12-05","validTo":"2016-03-20","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3003377|L14944|2006-12-05|2016-03-20"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M11374","name":"Timothy M  Smith"},"object":{"type":"operator","id":"L14944","name":"B S Quarries Inc"},"validFrom":"2006-12-05","validTo":"2016-03-20","current":false,"derived":true,"evidenceMineId":"3003377","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3003377|L14944|2006-12-05|M11374|1997-01-01|151259"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0145113","name":"Ronald Opeil Flagstone Co., LLC"},"object":{"type":"mine","id":"3003377","name":"Damascus 535"},"validFrom":"2016-03-21","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3003377|0145113|2016-03-21|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M11374","name":"Timothy M  Smith"},"object":{"type":"mine","id":"3003377","name":"Damascus 535"},"validFrom":"2016-03-21","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3003377|M11374|2016-03-21|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M11374","name":"Timothy M  Smith"},"object":{"type":"operator","id":"0145113","name":"Ronald Opeil Flagstone Co., LLC"},"validFrom":"2016-03-21","validTo":null,"current":true,"derived":true,"evidenceMineId":"3003377","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3003377|0145113|2016-03-21|M11374|2016-03-21|151268"}}],"coverage":{"historyRecords":3,"edgeCount":9,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"3003377","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"}}