{"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":"0203526","name":"PORTABLE CRUSHING & SCREENING"},"operator":{"type":"operator","id":"0193513","name":"PG&E, LLC"},"controller":{"type":"controller","id":"0182322","name":"Nicholas  Pauletto; Andria  Kovach; Peggy  Pauletto"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"0182322","name":"Peggy  Pauletto et al"},"object":{"type":"mine","id":"0203526","name":"PORTABLE CRUSHING & SCREENING"},"validFrom":"2024-01-09","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0203526|0182322|2024-01-09|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0193513","name":"PG&E, LLC"},"object":{"type":"mine","id":"0203526","name":"PORTABLE CRUSHING & SCREENING"},"validFrom":"2025-04-16","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0203526|0193513|2025-04-16|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0182322","name":"Peggy  Pauletto et al"},"object":{"type":"operator","id":"0193513","name":"PG&E, LLC"},"validFrom":"2025-04-16","validTo":null,"current":true,"derived":true,"evidenceMineId":"0203526","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0203526|0193513|2025-04-16|0182322|2024-01-09|38930"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0182322","name":"Andria  Kovach et al"},"object":{"type":"operator","id":"0193513","name":"PG&E, LLC"},"validFrom":"2025-04-16","validTo":null,"current":true,"derived":true,"evidenceMineId":"0203526","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0203526|0193513|2025-04-16|0182322|2024-01-09|38931"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0182322","name":"Nicholas  Pauletto et al"},"object":{"type":"operator","id":"0193513","name":"PG&E, LLC"},"validFrom":"2025-04-16","validTo":null,"current":true,"derived":true,"evidenceMineId":"0203526","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0203526|0193513|2025-04-16|0182322|2024-01-09|38932"}}],"coverage":{"historyRecords":3,"edgeCount":5,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"0203526","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"}}