{"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":"0504546","name":"Steincrusher LLC"},"operator":{"type":"operator","id":"0156293","name":"Steincrusher LLC"},"controller":{"type":"controller","id":"0178840","name":"Daniel J Eckstine"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-13T11:19:05.459773+00:00"}},"edges":[{"type":"operator_operates_mine","subject":{"type":"operator","id":"L13478","name":"Western Gravel Inc"},"object":{"type":"mine","id":"0504546","name":"Steincrusher LLC"},"validFrom":"1994-05-01","validTo":"2020-09-09","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0504546|L13478|1994-05-01|2020-09-09"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M10281","name":"Judy  DeVincentis et al"},"object":{"type":"mine","id":"0504546","name":"Steincrusher LLC"},"validFrom":"1994-05-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0504546|M10281|1994-05-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M10281","name":"Judy  DeVincentis et al"},"object":{"type":"operator","id":"L13478","name":"Western Gravel Inc"},"validFrom":"1994-05-01","validTo":"2020-09-09","current":false,"derived":true,"evidenceMineId":"0504546","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0504546|L13478|1994-05-01|M10281|1994-05-01|148903"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0139221","name":"Jerry W Trudell et al"},"object":{"type":"mine","id":"0504546","name":"Steincrusher LLC"},"validFrom":"2018-01-10","validTo":"2019-10-29","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0504546|0139221|2018-01-10|2019-10-29"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0157901","name":"Daniel J Eckstine et al"},"object":{"type":"mine","id":"0504546","name":"Steincrusher LLC"},"validFrom":"2019-10-30","validTo":"2023-04-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0504546|0157901|2019-10-30|2023-04-30"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0156293","name":"Steincrusher LLC"},"object":{"type":"mine","id":"0504546","name":"Steincrusher LLC"},"validFrom":"2020-09-10","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0504546|0156293|2020-09-10|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0139221","name":"Jerry W Trudell et al"},"object":{"type":"operator","id":"0156293","name":"Steincrusher LLC"},"validFrom":"2020-09-10","validTo":"2019-10-29","current":false,"derived":true,"evidenceMineId":"0504546","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0504546|0156293|2020-09-10|0139221|2018-01-10|28202"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0139221","name":"Judy K DeVincentis et al"},"object":{"type":"operator","id":"0156293","name":"Steincrusher LLC"},"validFrom":"2020-09-10","validTo":"2019-10-29","current":false,"derived":true,"evidenceMineId":"0504546","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0504546|0156293|2020-09-10|0139221|2018-01-10|28203"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0139221","name":"Daniel J Eckstine et al"},"object":{"type":"operator","id":"0156293","name":"Steincrusher LLC"},"validFrom":"2020-09-10","validTo":"2019-10-29","current":false,"derived":true,"evidenceMineId":"0504546","intervalAnomaly":true,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0504546|0156293|2020-09-10|0139221|2018-01-10|28204"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0157901","name":"Daniel J Eckstine et al"},"object":{"type":"operator","id":"0156293","name":"Steincrusher LLC"},"validFrom":"2020-09-10","validTo":"2023-04-30","current":false,"derived":true,"evidenceMineId":"0504546","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0504546|0156293|2020-09-10|0157901|2019-10-30|32689"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0157901","name":"Judy K DeVincentis et al"},"object":{"type":"operator","id":"0156293","name":"Steincrusher LLC"},"validFrom":"2020-09-10","validTo":"2023-04-30","current":false,"derived":true,"evidenceMineId":"0504546","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0504546|0156293|2020-09-10|0157901|2019-10-30|32690"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0178840","name":"Daniel J Eckstine"},"object":{"type":"mine","id":"0504546","name":"Steincrusher LLC"},"validFrom":"2023-05-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0504546|0178840|2023-05-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0178840","name":"Daniel J Eckstine"},"object":{"type":"operator","id":"0156293","name":"Steincrusher LLC"},"validFrom":"2023-05-01","validTo":null,"current":true,"derived":true,"evidenceMineId":"0504546","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-13T11:19:05.459773+00:00","recordKey":"0504546|0156293|2020-09-10|0178840|2023-05-01|38298"}}],"coverage":{"historyRecords":7,"edgeCount":13,"intervalAnomalies":3,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"0504546","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"}}