{"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":"1002251","name":"Crusher/WP Portable-Post Falls Home Pit"},"operator":{"type":"operator","id":"0050652","name":"JMAC Resources Inc"},"controller":{"type":"controller","id":"0077513","name":"Jonathon P McCreary"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M34650","name":"Jeffrey  Sherman et al"},"object":{"type":"mine","id":"1002251","name":"Crusher/WP Portable-Post Falls Home Pit"},"validFrom":"1986-08-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1002251|M34650|1986-08-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0040990","name":"Doreen  Hexom  et al"},"object":{"type":"mine","id":"1002251","name":"Crusher/WP Portable-Post Falls Home Pit"},"validFrom":"2002-08-15","validTo":"2008-02-29","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1002251|0040990|2002-08-15|2008-02-29"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0077513","name":"Jonathon P McCreary"},"object":{"type":"mine","id":"1002251","name":"Crusher/WP Portable-Post Falls Home Pit"},"validFrom":"2008-03-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1002251|0077513|2008-03-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L34650","name":"JL Sherman Excavation Company"},"object":{"type":"mine","id":"1002251","name":"Crusher/WP Portable-Post Falls Home Pit"},"validFrom":"2014-08-12","validTo":"2018-06-16","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1002251|L34650|2014-08-12|2018-06-16"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M34650","name":"Jeffrey  Sherman et al"},"object":{"type":"operator","id":"L34650","name":"JL Sherman Excavation Company"},"validFrom":"2014-08-12","validTo":"2018-06-16","current":false,"derived":true,"evidenceMineId":"1002251","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1002251|L34650|2014-08-12|M34650|1986-08-01|163482"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M34650","name":"Pamela  Sherman et al"},"object":{"type":"operator","id":"L34650","name":"JL Sherman Excavation Company"},"validFrom":"2014-08-12","validTo":"2018-06-16","current":false,"derived":true,"evidenceMineId":"1002251","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1002251|L34650|2014-08-12|M34650|1986-08-01|163483"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0050652","name":"JMAC Resources Inc"},"object":{"type":"mine","id":"1002251","name":"Crusher/WP Portable-Post Falls Home Pit"},"validFrom":"2018-06-17","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1002251|0050652|2018-06-17|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0040990","name":"Doreen  Hexom  et al"},"object":{"type":"operator","id":"0050652","name":"JMAC Resources Inc"},"validFrom":"2018-06-17","validTo":"2008-02-29","current":false,"derived":true,"evidenceMineId":"1002251","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1002251|0050652|2018-06-17|0040990|2002-08-15|1131"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0040990","name":"Steve  Hexom  et al"},"object":{"type":"operator","id":"0050652","name":"JMAC Resources Inc"},"validFrom":"2018-06-17","validTo":"2008-02-29","current":false,"derived":true,"evidenceMineId":"1002251","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1002251|0050652|2018-06-17|0040990|2002-08-15|1132"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0077513","name":"Jonathon P McCreary"},"object":{"type":"operator","id":"0050652","name":"JMAC Resources Inc"},"validFrom":"2018-06-17","validTo":null,"current":true,"derived":true,"evidenceMineId":"1002251","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"1002251|0050652|2018-06-17|0077513|2008-03-01|12211"}}],"coverage":{"historyRecords":5,"edgeCount":10,"intervalAnomalies":2,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"1002251","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"}}