{"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":"4406776","name":"Mine No. 1"},"operator":{"type":"operator","id":"0050049","name":"Hubble Mining Co. LLC"},"controller":{"type":"controller","id":"C02535","name":"Harold E  Akers; Jim D  Akers"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"C12497","name":"(Donald) Todd  Kiscaden et al"},"object":{"type":"mine","id":"4406776","name":"Mine No. 1"},"validFrom":"1992-02-07","validTo":"1995-05-18","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406776|C12497|1992-02-07|1995-05-18"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P21896","name":"Black Mountain Mining Company"},"object":{"type":"mine","id":"4406776","name":"Mine No. 1"},"validFrom":"1994-09-01","validTo":"1995-05-18","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406776|P21896|1994-09-01|1995-05-18"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C12497","name":"(Donald) Todd  Kiscaden et al"},"object":{"type":"operator","id":"P21896","name":"Black Mountain Mining Company"},"validFrom":"1994-09-01","validTo":"1995-05-18","current":false,"derived":true,"evidenceMineId":"4406776","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406776|P21896|1994-09-01|C12497|1992-02-07|87215"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C14581","name":"Jim  Reed"},"object":{"type":"mine","id":"4406776","name":"Mine No. 1"},"validFrom":"1995-05-18","validTo":"1997-09-14","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406776|C14581|1995-05-18|1997-09-14"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23134","name":"Black Mountain Mining Company"},"object":{"type":"mine","id":"4406776","name":"Mine No. 1"},"validFrom":"1995-05-19","validTo":"1997-09-14","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406776|P23134|1995-05-19|1997-09-14"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14581","name":"Jim  Reed"},"object":{"type":"operator","id":"P23134","name":"Black Mountain Mining Company"},"validFrom":"1995-05-19","validTo":"1997-09-14","current":false,"derived":true,"evidenceMineId":"4406776","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406776|P23134|1995-05-19|C14581|1995-05-18|93332"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C02467","name":"Arlie J  Lambert et al"},"object":{"type":"mine","id":"4406776","name":"Mine No. 1"},"validFrom":"1997-07-01","validTo":"1999-08-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406776|C02467|1997-07-01|1999-08-30"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P23747","name":"Middleton Mining Llc"},"object":{"type":"mine","id":"4406776","name":"Mine No. 1"},"validFrom":"1997-09-15","validTo":"1999-08-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406776|P23747|1997-09-15|1999-08-30"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C02467","name":"Arlie J  Lambert et al"},"object":{"type":"operator","id":"P23747","name":"Middleton Mining Llc"},"validFrom":"1997-09-15","validTo":"1999-08-30","current":false,"derived":true,"evidenceMineId":"4406776","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406776|P23747|1997-09-15|C02467|1997-07-01|58588"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P24306","name":"Hosanna Llc"},"object":{"type":"mine","id":"4406776","name":"Mine No. 1"},"validFrom":"1999-08-31","validTo":"2001-11-01","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406776|P24306|1999-08-31|2001-11-01"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C11413","name":"Kevin  Lowe"},"object":{"type":"mine","id":"4406776","name":"Mine No. 1"},"validFrom":"1999-08-31","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406776|C11413|1999-08-31|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C11413","name":"Kevin  Lowe"},"object":{"type":"operator","id":"P24306","name":"Hosanna Llc"},"validFrom":"1999-08-31","validTo":"2001-11-01","current":false,"derived":true,"evidenceMineId":"4406776","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406776|P24306|1999-08-31|C11413|1999-08-31|84535"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C13882","name":"Paul  Ison"},"object":{"type":"mine","id":"4406776","name":"Mine No. 1"},"validFrom":"2001-08-06","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406776|C13882|2001-08-06|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P24690","name":"South Fork Mine, Inc."},"object":{"type":"mine","id":"4406776","name":"Mine No. 1"},"validFrom":"2001-11-02","validTo":"2001-12-18","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406776|P24690|2001-11-02|2001-12-18"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C13882","name":"Paul  Ison"},"object":{"type":"operator","id":"P24690","name":"South Fork Mine, Inc."},"validFrom":"2001-11-02","validTo":"2001-12-18","current":false,"derived":true,"evidenceMineId":"4406776","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406776|P24690|2001-11-02|C13882|2001-08-06|91343"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0050049","name":"Hubble Mining Co. LLC"},"object":{"type":"mine","id":"4406776","name":"Mine No. 1"},"validFrom":"2001-12-19","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406776|0050049|2001-12-19|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C02535","name":"Jim D  Akers et al"},"object":{"type":"mine","id":"4406776","name":"Mine No. 1"},"validFrom":"2001-12-19","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406776|C02535|2001-12-19|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C02535","name":"Jim D  Akers et al"},"object":{"type":"operator","id":"0050049","name":"Hubble Mining Co. LLC"},"validFrom":"2001-12-19","validTo":null,"current":true,"derived":true,"evidenceMineId":"4406776","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406776|0050049|2001-12-19|C02535|2001-12-19|59851"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C02535","name":"Harold E  Akers et al"},"object":{"type":"operator","id":"0050049","name":"Hubble Mining Co. LLC"},"validFrom":"2001-12-19","validTo":null,"current":true,"derived":true,"evidenceMineId":"4406776","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"4406776|0050049|2001-12-19|C02535|2001-12-19|59852"}}],"coverage":{"historyRecords":7,"edgeCount":19,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"4406776","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"}}