{"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":"0404319","name":"Irelan Mine"},"operator":{"type":"operator","id":"0125278","name":"HAROLD MASON LIVING TR DTD 9-25-96 AS AMENDED"},"controller":{"type":"controller","id":"0106483","name":"Daniel  Mason"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L36021","name":"Mason"},"object":{"type":"mine","id":"0404319","name":"Irelan Mine"},"validFrom":"1979-01-01","validTo":"2012-09-27","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0404319|L36021|1979-01-01|2012-09-27"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M36021","name":"Mason"},"object":{"type":"mine","id":"0404319","name":"Irelan Mine"},"validFrom":"1979-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0404319|M36021|1979-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M36021","name":"Mason"},"object":{"type":"operator","id":"L36021","name":"Mason"},"validFrom":"1979-01-01","validTo":"2012-09-27","current":false,"derived":true,"evidenceMineId":"0404319","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0404319|L36021|1979-01-01|M36021|1979-01-01|165011"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0125278","name":"HAROLD MASON LIVING TR DTD 9-25-96 AS AMENDED"},"object":{"type":"mine","id":"0404319","name":"Irelan Mine"},"validFrom":"2012-09-28","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0404319|0125278|2012-09-28|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0106483","name":"Daniel  Mason"},"object":{"type":"mine","id":"0404319","name":"Irelan Mine"},"validFrom":"2012-09-28","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0404319|0106483|2012-09-28|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0106483","name":"Daniel  Mason"},"object":{"type":"operator","id":"0125278","name":"HAROLD MASON LIVING TR DTD 9-25-96 AS AMENDED"},"validFrom":"2012-09-28","validTo":null,"current":true,"derived":true,"evidenceMineId":"0404319","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0404319|0125278|2012-09-28|0106483|2012-09-28|18859"}}],"coverage":{"historyRecords":2,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"0404319","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"}}