{"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":"4608703","name":"Arkwright"},"operator":{"type":"operator","id":"P23914","name":"Crc No 5 Llc"},"controller":{"type":"controller","id":"C15686","name":"Mcnic Pipeline & Processing Company & Earthco"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23914","name":"Crc No 5 Llc"},"object":{"type":"mine","id":"4608703","name":"Arkwright"},"validFrom":"1998-03-01","validTo":"1998-07-05","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608703|P23914|1998-03-01|1998-07-05"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15686","name":"Mcnic Pipeline & Processing Company & Earthco"},"object":{"type":"mine","id":"4608703","name":"Arkwright"},"validFrom":"1998-03-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608703|C15686|1998-03-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15686","name":"Mcnic Pipeline & Processing Company & Earthco"},"object":{"type":"operator","id":"P23914","name":"Crc No 5 Llc"},"validFrom":"1998-03-01","validTo":"1998-07-05","current":false,"derived":true,"evidenceMineId":"4608703","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608703|P23914|1998-03-01|C15686|1998-03-01|96519"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C15709","name":"Beard Company"},"object":{"type":"mine","id":"4608703","name":"Arkwright"},"validFrom":"1998-05-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608703|C15709|1998-05-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23943","name":"Beard Technologies Inc"},"object":{"type":"mine","id":"4608703","name":"Arkwright"},"validFrom":"1998-07-06","validTo":"1999-04-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608703|P23943|1998-07-06|1999-04-30"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15709","name":"Beard Company"},"object":{"type":"operator","id":"P23943","name":"Beard Technologies Inc"},"validFrom":"1998-07-06","validTo":"1999-04-30","current":false,"derived":true,"evidenceMineId":"4608703","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608703|P23943|1998-07-06|C15709|1998-05-01|96584"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23914","name":"Crc No 5 Llc"},"object":{"type":"mine","id":"4608703","name":"Arkwright"},"validFrom":"1999-05-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608703|P23914|1999-05-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C15686","name":"Mcnic Pipeline & Processing Company & Earthco"},"object":{"type":"operator","id":"P23914","name":"Crc No 5 Llc"},"validFrom":"1999-05-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"4608703","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4608703|P23914|1999-05-01|C15686|1998-03-01|96520"}}],"coverage":{"historyRecords":3,"edgeCount":8,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4608703","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"}}