{"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":"3610350","name":"Bluestone Operation"},"operator":{"type":"operator","id":"0195033","name":"Natural Stone Quarry LLC"},"controller":{"type":"controller","id":"0183920","name":"Jose Ruben Samaniego"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"0173813","name":"Samaniego Stone LLC"},"object":{"type":"mine","id":"3610350","name":"Bluestone Operation"},"validFrom":"2020-11-20","validTo":"2024-03-16","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3610350|0173813|2020-11-20|2024-03-16"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0158705","name":"Milton Alfredo Samaniego Chacon"},"object":{"type":"mine","id":"3610350","name":"Bluestone Operation"},"validFrom":"2020-11-20","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3610350|0158705|2020-11-20|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0158705","name":"Milton Alfredo Samaniego Chacon"},"object":{"type":"operator","id":"0173813","name":"Samaniego Stone LLC"},"validFrom":"2020-11-20","validTo":"2024-03-16","current":false,"derived":true,"evidenceMineId":"3610350","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3610350|0173813|2020-11-20|0158705|2020-11-20|32939"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0195033","name":"Natural Stone Quarry LLC"},"object":{"type":"mine","id":"3610350","name":"Bluestone Operation"},"validFrom":"2024-03-17","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3610350|0195033|2024-03-17|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0183920","name":"Jose Ruben Samaniego"},"object":{"type":"mine","id":"3610350","name":"Bluestone Operation"},"validFrom":"2024-03-17","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3610350|0183920|2024-03-17|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0183920","name":"Jose Ruben Samaniego"},"object":{"type":"operator","id":"0195033","name":"Natural Stone Quarry LLC"},"validFrom":"2024-03-17","validTo":null,"current":true,"derived":true,"evidenceMineId":"3610350","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"3610350|0195033|2024-03-17|0183920|2024-03-17|39193"}}],"coverage":{"historyRecords":2,"edgeCount":6,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"3610350","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"}}