{"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":"1518213","name":"Pathfork #1"},"operator":{"type":"operator","id":"0068784","name":"Saber Mining Company, Inc."},"controller":{"type":"controller","id":"0057729","name":"Paul  Hulse Jr"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"P24245","name":"Maggard Mining"},"object":{"type":"mine","id":"1518213","name":"Pathfork #1"},"validFrom":"1999-10-01","validTo":"2006-03-08","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518213|P24245|1999-10-01|2006-03-08"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15849","name":"Michael  Upton et al"},"object":{"type":"mine","id":"1518213","name":"Pathfork #1"},"validFrom":"1999-10-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518213|C15849|1999-10-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15849","name":"Michael  Upton et al"},"object":{"type":"operator","id":"P24245","name":"Maggard Mining"},"validFrom":"1999-10-01","validTo":"2006-03-08","current":false,"derived":true,"evidenceMineId":"1518213","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518213|P24245|1999-10-01|C15849|1999-10-01|97106"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15866","name":"Roy C  Wagner"},"object":{"type":"mine","id":"1518213","name":"Pathfork #1"},"validFrom":"1999-10-18","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518213|C15866|1999-10-18|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0068784","name":"Saber Mining Company, Inc."},"object":{"type":"mine","id":"1518213","name":"Pathfork #1"},"validFrom":"2006-03-09","validTo":"2006-11-19","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518213|0068784|2006-03-09|2006-11-19"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0057729","name":"Paul  Hulse Jr"},"object":{"type":"mine","id":"1518213","name":"Pathfork #1"},"validFrom":"2006-03-09","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518213|0057729|2006-03-09|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0057729","name":"Paul  Hulse Jr"},"object":{"type":"operator","id":"0068784","name":"Saber Mining Company, Inc."},"validFrom":"2006-03-09","validTo":"2006-11-19","current":false,"derived":true,"evidenceMineId":"1518213","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518213|0068784|2006-03-09|0057729|2006-03-09|7683"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P24283","name":"REBCO Coal Inc"},"object":{"type":"mine","id":"1518213","name":"Pathfork #1"},"validFrom":"2006-11-20","validTo":"2007-02-04","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518213|P24283|2006-11-20|2007-02-04"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15866","name":"Roy C  Wagner"},"object":{"type":"operator","id":"P24283","name":"REBCO Coal Inc"},"validFrom":"2006-11-20","validTo":"2007-02-04","current":false,"derived":true,"evidenceMineId":"1518213","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518213|P24283|2006-11-20|C15866|1999-10-18|97347"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0068784","name":"Saber Mining Company, Inc."},"object":{"type":"mine","id":"1518213","name":"Pathfork #1"},"validFrom":"2007-02-05","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518213|0068784|2007-02-05|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0057729","name":"Paul  Hulse Jr"},"object":{"type":"operator","id":"0068784","name":"Saber Mining Company, Inc."},"validFrom":"2007-02-05","validTo":null,"current":true,"derived":true,"evidenceMineId":"1518213","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"1518213|0068784|2007-02-05|0057729|2006-03-09|7684"}}],"coverage":{"historyRecords":4,"edgeCount":11,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"1518213","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"}}