{"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":"2026-10-17T05:35:58.500035+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":"1517280","name":"Bucky Ridge Surface Mine"},"operator":{"type":"operator","id":"0167173","name":"Clintwood JOD, LLC"},"controller":{"type":"controller","id":"0151681","name":"JOD Holdings LLC"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"P22020","name":"Corvette Mining Company Inc"},"object":{"type":"mine","id":"1517280","name":"Bucky Ridge Surface Mine"},"validFrom":"1992-08-01","validTo":"1994-03-29","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1517280|P22020|1992-08-01|1994-03-29"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C14675","name":"J O  Johnson"},"object":{"type":"mine","id":"1517280","name":"Bucky Ridge Surface Mine"},"validFrom":"1992-08-01","validTo":"1994-05-01","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1517280|C14675|1992-08-01|1994-05-01"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C14675","name":"J O  Johnson"},"object":{"type":"operator","id":"P22020","name":"Corvette Mining Company Inc"},"validFrom":"1992-08-01","validTo":"1994-03-29","current":false,"derived":true,"evidenceMineId":"1517280","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1517280|P22020|1992-08-01|C14675|1992-08-01|93581"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P22692","name":"Big Creek Mining Inc"},"object":{"type":"mine","id":"1517280","name":"Bucky Ridge Surface Mine"},"validFrom":"1994-03-30","validTo":"2000-08-10","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1517280|P22692|1994-03-30|2000-08-10"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C03776","name":"Terry Charles  Marshall"},"object":{"type":"mine","id":"1517280","name":"Bucky Ridge Surface Mine"},"validFrom":"1994-03-30","validTo":"2000-08-10","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1517280|C03776|1994-03-30|2000-08-10"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C03776","name":"Terry Charles  Marshall"},"object":{"type":"operator","id":"P22692","name":"Big Creek Mining Inc"},"validFrom":"1994-03-30","validTo":"2000-08-10","current":false,"derived":true,"evidenceMineId":"1517280","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1517280|P22692|1994-03-30|C03776|1994-03-30|63864"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P24428","name":"Apex Energy Inc"},"object":{"type":"mine","id":"1517280","name":"Bucky Ridge Surface Mine"},"validFrom":"2000-08-11","validTo":"2019-10-28","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1517280|P24428|2000-08-11|2019-10-28"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C11194","name":"James H  Booth et al"},"object":{"type":"mine","id":"1517280","name":"Bucky Ridge Surface Mine"},"validFrom":"2000-08-11","validTo":"2019-06-15","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1517280|C11194|2000-08-11|2019-06-15"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C11194","name":"James H  Booth et al"},"object":{"type":"operator","id":"P24428","name":"Apex Energy Inc"},"validFrom":"2000-08-11","validTo":"2019-06-15","current":false,"derived":true,"evidenceMineId":"1517280","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1517280|P24428|2000-08-11|C11194|2000-08-11|83971"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0149203","name":"J Mark  Campbell"},"object":{"type":"mine","id":"1517280","name":"Bucky Ridge Surface Mine"},"validFrom":"2019-06-16","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1517280|0149203|2019-06-16|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0149203","name":"J Mark  Campbell"},"object":{"type":"operator","id":"P24428","name":"Apex Energy Inc"},"validFrom":"2019-06-16","validTo":"2019-10-28","current":false,"derived":true,"evidenceMineId":"1517280","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1517280|P24428|2000-08-11|0149203|2019-06-16|30556"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0151681","name":"JOD Holdings LLC"},"object":{"type":"mine","id":"1517280","name":"Bucky Ridge Surface Mine"},"validFrom":"2019-10-26","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1517280|0151681|2019-10-26|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0167173","name":"Clintwood JOD, LLC"},"object":{"type":"mine","id":"1517280","name":"Bucky Ridge Surface Mine"},"validFrom":"2019-10-29","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1517280|0167173|2019-10-29|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0151681","name":"JOD Holdings LLC"},"object":{"type":"operator","id":"0167173","name":"Clintwood JOD, LLC"},"validFrom":"2019-10-29","validTo":null,"current":true,"derived":true,"evidenceMineId":"1517280","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1517280|0167173|2019-10-29|0151681|2019-10-26|31383"}}],"coverage":{"historyRecords":5,"edgeCount":14,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"1517280","dataSource":"postgres","snapshotId":"2026-10-17T05:35:58.500035+00:00","completedAt":"2026-10-17T06:17:15.228Z","sourceCount":20,"totalRows":15450873,"relationshipSemantics":"valid time; null validTo means current or open-ended in the source"}}