{"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":"3605934","name":"Morgan Strip"},"operator":{"type":"operator","id":"P10263","name":"K M P Associates"},"controller":{"type":"controller","id":"C10718","name":"William J  Paulisick"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"P07230","name":"Charles Kravetsky"},"object":{"type":"mine","id":"3605934","name":"Morgan Strip"},"validFrom":"1975-11-01","validTo":"1978-12-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3605934|P07230|1975-11-01|1978-12-31"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C05977","name":"Kravetsky Charles"},"object":{"type":"mine","id":"3605934","name":"Morgan Strip"},"validFrom":"1975-11-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3605934|C05977|1975-11-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C05977","name":"Kravetsky Charles"},"object":{"type":"operator","id":"P07230","name":"Charles Kravetsky"},"validFrom":"1975-11-01","validTo":"1978-12-31","current":false,"derived":true,"evidenceMineId":"3605934","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3605934|P07230|1975-11-01|C05977|1975-11-01|70503"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"P10263","name":"K M P Associates"},"object":{"type":"mine","id":"3605934","name":"Morgan Strip"},"validFrom":"1979-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3605934|P10263|1979-01-01|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"C10718","name":"William J  Paulisick et al"},"object":{"type":"mine","id":"3605934","name":"Morgan Strip"},"validFrom":"1979-01-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3605934|C10718|1979-01-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"C10718","name":"William J  Paulisick et al"},"object":{"type":"operator","id":"P10263","name":"K M P Associates"},"validFrom":"1979-01-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"3605934","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"3605934|P10263|1979-01-01|C10718|1979-01-01|82627"}}],"coverage":{"historyRecords":2,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"3605934","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"}}