{"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":"0202200","name":"Mountain Consolidated Minerals Incorpora"},"operator":{"type":"operator","id":"L09232","name":"Mountain Consolidated Minerals"},"controller":{"type":"controller","id":"M07267","name":"Stehl Bill"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L09231","name":"R & G Research & Development"},"object":{"type":"mine","id":"0202200","name":"Mountain Consolidated Minerals Incorpora"},"validFrom":"1984-04-01","validTo":"1986-11-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0202200|L09231|1984-04-01|1986-11-30"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M07266","name":"Roe Robert R"},"object":{"type":"mine","id":"0202200","name":"Mountain Consolidated Minerals Incorpora"},"validFrom":"1984-04-01","validTo":"1986-11-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0202200|M07266|1984-04-01|1986-11-30"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M07266","name":"Roe Robert R"},"object":{"type":"operator","id":"L09231","name":"R & G Research & Development"},"validFrom":"1984-04-01","validTo":"1986-11-30","current":false,"derived":true,"evidenceMineId":"0202200","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0202200|L09231|1984-04-01|M07266|1984-04-01|140575"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L09232","name":"Mountain Consolidated Minerals"},"object":{"type":"mine","id":"0202200","name":"Mountain Consolidated Minerals Incorpora"},"validFrom":"1986-12-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0202200|L09232|1986-12-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M07267","name":"Stehl Bill"},"object":{"type":"mine","id":"0202200","name":"Mountain Consolidated Minerals Incorpora"},"validFrom":"1986-12-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0202200|M07267|1986-12-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M07267","name":"Stehl Bill"},"object":{"type":"operator","id":"L09232","name":"Mountain Consolidated Minerals"},"validFrom":"1986-12-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"0202200","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0202200|L09232|1986-12-01|M07267|1986-12-01|140576"}}],"coverage":{"historyRecords":2,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"0202200","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"}}