{"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":"4407339","name":"Earth Resources Inc"},"operator":{"type":"operator","id":"0137813","name":"Earth Resources, Inc."},"controller":{"type":"controller","id":"0174561","name":"Dan T  Brown"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"0137813","name":"Earth Resources, Inc."},"object":{"type":"mine","id":"4407339","name":"Earth Resources Inc"},"validFrom":"2015-03-18","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4407339|0137813|2015-03-18|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0117263","name":"Warren J  Brown et al"},"object":{"type":"mine","id":"4407339","name":"Earth Resources Inc"},"validFrom":"2015-03-18","validTo":"2022-02-28","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4407339|0117263|2015-03-18|2022-02-28"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0117263","name":"Warren J  Brown et al"},"object":{"type":"operator","id":"0137813","name":"Earth Resources, Inc."},"validFrom":"2015-03-18","validTo":"2022-02-28","current":false,"derived":true,"evidenceMineId":"4407339","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4407339|0137813|2015-03-18|0117263|2015-03-18|22273"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0117263","name":"Dan T  Brown et al"},"object":{"type":"operator","id":"0137813","name":"Earth Resources, Inc."},"validFrom":"2015-03-18","validTo":"2022-02-28","current":false,"derived":true,"evidenceMineId":"4407339","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4407339|0137813|2015-03-18|0117263|2015-03-18|22274"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0174561","name":"Dan T  Brown"},"object":{"type":"mine","id":"4407339","name":"Earth Resources Inc"},"validFrom":"2022-03-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4407339|0174561|2022-03-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0174561","name":"Dan T  Brown"},"object":{"type":"operator","id":"0137813","name":"Earth Resources, Inc."},"validFrom":"2022-03-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"4407339","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4407339|0137813|2015-03-18|0174561|2022-03-01|37131"}}],"coverage":{"historyRecords":3,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4407339","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"}}