{"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":"0801367","name":"Quality Material Mine"},"operator":{"type":"operator","id":"0133033","name":"I. C. S. Contractors, LLC"},"controller":{"type":"controller","id":"0113221","name":"Jason  Clark"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M13731","name":"William L  McDaniel"},"object":{"type":"mine","id":"0801367","name":"Quality Material Mine"},"validFrom":"2001-02-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0801367|M13731|2001-02-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L18000","name":"Big Island Excavating Inc"},"object":{"type":"mine","id":"0801367","name":"Quality Material Mine"},"validFrom":"2008-05-15","validTo":"2011-09-13","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0801367|L18000|2008-05-15|2011-09-13"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M13731","name":"William L  McDaniel"},"object":{"type":"operator","id":"L18000","name":"Big Island Excavating Inc"},"validFrom":"2008-05-15","validTo":"2011-09-13","current":false,"derived":true,"evidenceMineId":"0801367","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0801367|L18000|2008-05-15|M13731|2001-02-01|156924"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0119410","name":"Colonial Mining Materials, LLC"},"object":{"type":"mine","id":"0801367","name":"Quality Material Mine"},"validFrom":"2011-09-14","validTo":"2013-11-21","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0801367|0119410|2011-09-14|2013-11-21"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0101445","name":"Gravitas LLC"},"object":{"type":"mine","id":"0801367","name":"Quality Material Mine"},"validFrom":"2011-09-14","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0801367|0101445|2011-09-14|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0101445","name":"Gravitas LLC"},"object":{"type":"operator","id":"0119410","name":"Colonial Mining Materials, LLC"},"validFrom":"2011-09-14","validTo":"2013-11-21","current":false,"derived":true,"evidenceMineId":"0801367","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0801367|0119410|2011-09-14|0101445|2011-09-14|17221"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0133033","name":"I. C. S. Contractors, LLC"},"object":{"type":"mine","id":"0801367","name":"Quality Material Mine"},"validFrom":"2013-11-22","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0801367|0133033|2013-11-22|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0113221","name":"Jason  Clark"},"object":{"type":"mine","id":"0801367","name":"Quality Material Mine"},"validFrom":"2013-11-22","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0801367|0113221|2013-11-22|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0113221","name":"Jason  Clark"},"object":{"type":"operator","id":"0133033","name":"I. C. S. Contractors, LLC"},"validFrom":"2013-11-22","validTo":null,"current":true,"derived":true,"evidenceMineId":"0801367","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0801367|0133033|2013-11-22|0113221|2013-11-22|21092"}}],"coverage":{"historyRecords":3,"edgeCount":9,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"0801367","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"}}