{"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":"4202613","name":"Erda"},"operator":{"type":"operator","id":"0208553","name":"StoneRiver Materials"},"controller":{"type":"controller","id":"0199581","name":"Jeff V  Anderson"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"0130314","name":"Rhine Construction"},"object":{"type":"mine","id":"4202613","name":"Erda"},"validFrom":"2013-09-05","validTo":"2026-03-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4202613|0130314|2013-09-05|2026-03-30"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0110863","name":"Kolby  Anderson et al"},"object":{"type":"mine","id":"4202613","name":"Erda"},"validFrom":"2013-09-05","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4202613|0110863|2013-09-05|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0110863","name":"Kolby  Anderson et al"},"object":{"type":"operator","id":"0130314","name":"Rhine Construction"},"validFrom":"2013-09-05","validTo":"2026-03-30","current":false,"derived":true,"evidenceMineId":"4202613","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4202613|0130314|2013-09-05|0110863|2013-09-05|20349"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0110863","name":"Sharkol LLC et al"},"object":{"type":"operator","id":"0130314","name":"Rhine Construction"},"validFrom":"2013-09-05","validTo":"2026-03-30","current":false,"derived":true,"evidenceMineId":"4202613","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4202613|0130314|2013-09-05|0110863|2013-09-05|20350"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0208553","name":"StoneRiver Materials"},"object":{"type":"mine","id":"4202613","name":"Erda"},"validFrom":"2026-03-31","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4202613|0208553|2026-03-31|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0199581","name":"Jeff V  Anderson"},"object":{"type":"mine","id":"4202613","name":"Erda"},"validFrom":"2026-03-31","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4202613|0199581|2026-03-31|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0199581","name":"Jeff V  Anderson"},"object":{"type":"operator","id":"0208553","name":"StoneRiver Materials"},"validFrom":"2026-03-31","validTo":null,"current":true,"derived":true,"evidenceMineId":"4202613","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4202613|0208553|2026-03-31|0199581|2026-03-31|42504"}}],"coverage":{"historyRecords":3,"edgeCount":7,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4202613","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"}}