{"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":"2026-10-17T05:35:58.500035+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":"3002312","name":"Ogdensburg Stone & Asphalt"},"operator":{"type":"operator","id":"L05937","name":"Callanan Industries Inc"},"controller":{"type":"controller","id":"M04773","name":"M & S Resources Inc"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L03478","name":"Ogdensburg Stone & Asphalt Inc"},"object":{"type":"mine","id":"3002312","name":"Ogdensburg Stone & Asphalt"},"validFrom":"1978-03-09","validTo":"1982-07-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3002312|L03478|1978-03-09|1982-07-31"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M02483","name":"Anthony  Santaro"},"object":{"type":"mine","id":"3002312","name":"Ogdensburg Stone & Asphalt"},"validFrom":"1978-03-09","validTo":"1982-07-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3002312|M02483|1978-03-09|1982-07-31"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M02483","name":"Anthony  Santaro"},"object":{"type":"operator","id":"L03478","name":"Ogdensburg Stone & Asphalt Inc"},"validFrom":"1978-03-09","validTo":"1982-07-31","current":false,"derived":true,"evidenceMineId":"3002312","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3002312|L03478|1978-03-09|M02483|1978-03-09|125693"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L05937","name":"Callanan Industries Inc"},"object":{"type":"mine","id":"3002312","name":"Ogdensburg Stone & Asphalt"},"validFrom":"1982-08-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3002312|L05937|1982-08-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M04773","name":"M & S Resources Inc"},"object":{"type":"mine","id":"3002312","name":"Ogdensburg Stone & Asphalt"},"validFrom":"1982-08-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3002312|M04773|1982-08-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M04773","name":"M & S Resources Inc"},"object":{"type":"operator","id":"L05937","name":"Callanan Industries Inc"},"validFrom":"1982-08-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"3002312","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3002312|L05937|1982-08-01|M04773|1982-08-01|132764"}}],"coverage":{"historyRecords":2,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"3002312","dataSource":"postgres","snapshotId":"2026-10-17T05:35:58.500035+00:00","completedAt":"2026-10-17T06:17:15.228Z","sourceCount":20,"totalRows":15450873,"relationshipSemantics":"valid time; null validTo means current or open-ended in the source"}}