{"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":"0900961","name":"Granite City Quarry"},"operator":{"type":"operator","id":"0180454","name":"Granite City Quarries, LLC"},"controller":{"type":"controller","id":"0166383","name":"Flatwoods Contracting Services LLC; Strategic Seek One, LLC"},"source":{"datasetId":"msha-mines","observedAt":"2026-10-17T05:35:58.500035+00:00"}},"edges":[{"type":"controller_controls_mine","subject":{"type":"controller","id":"M05036","name":"Scarborough Joe"},"object":{"type":"mine","id":"0900961","name":"Granite City Quarry"},"validFrom":"1981-07-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0900961|M05036|1981-07-01|"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L06313","name":"Ponderosa Granite Company Inc"},"object":{"type":"mine","id":"0900961","name":"Granite City Quarry"},"validFrom":"1983-06-01","validTo":"1984-04-30","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0900961|L06313|1983-06-01|1984-04-30"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M05036","name":"Scarborough Joe"},"object":{"type":"operator","id":"L06313","name":"Ponderosa Granite Company Inc"},"validFrom":"1983-06-01","validTo":"1984-04-30","current":false,"derived":true,"evidenceMineId":"0900961","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0900961|L06313|1983-06-01|M05036|1981-07-01|133552"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"L07173","name":"Moon Rock Granite Quarries Inc"},"object":{"type":"mine","id":"0900961","name":"Granite City Quarry"},"validFrom":"1984-05-01","validTo":"2004-05-31","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0900961|L07173|1984-05-01|2004-05-31"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"M05714","name":"Marvin  Higginbotham"},"object":{"type":"mine","id":"0900961","name":"Granite City Quarry"},"validFrom":"1984-05-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0900961|M05714|1984-05-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"M05714","name":"Marvin  Higginbotham"},"object":{"type":"operator","id":"L07173","name":"Moon Rock Granite Quarries Inc"},"validFrom":"1984-05-01","validTo":"2004-05-31","current":false,"derived":true,"evidenceMineId":"0900961","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0900961|L07173|1984-05-01|M05714|1984-05-01|135235"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0052718","name":"South Ridge Granite Quarries, Inc."},"object":{"type":"mine","id":"0900961","name":"Granite City Quarry"},"validFrom":"2004-06-01","validTo":"2022-01-11","current":false,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0900961|0052718|2004-06-01|2022-01-11"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0043571","name":"David  Giannoni"},"object":{"type":"mine","id":"0900961","name":"Granite City Quarry"},"validFrom":"2004-06-01","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0900961|0043571|2004-06-01|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0043571","name":"David  Giannoni"},"object":{"type":"operator","id":"0052718","name":"South Ridge Granite Quarries, Inc."},"validFrom":"2004-06-01","validTo":"2022-01-11","current":false,"derived":true,"evidenceMineId":"0900961","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0900961|0052718|2004-06-01|0043571|2004-06-01|4739"}},{"type":"operator_operates_mine","subject":{"type":"operator","id":"0180454","name":"Granite City Quarries, LLC"},"object":{"type":"mine","id":"0900961","name":"Granite City Quarry"},"validFrom":"2022-01-12","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0900961|0180454|2022-01-12|"}},{"type":"controller_controls_mine","subject":{"type":"controller","id":"0166383","name":"Flatwoods Contracting Services LLC et al"},"object":{"type":"mine","id":"0900961","name":"Granite City Quarry"},"validFrom":"2022-01-12","validTo":null,"current":true,"derived":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0900961|0166383|2022-01-12|"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0166383","name":"Flatwoods Contracting Services LLC et al"},"object":{"type":"operator","id":"0180454","name":"Granite City Quarries, LLC"},"validFrom":"2022-01-12","validTo":null,"current":true,"derived":true,"evidenceMineId":"0900961","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0900961|0180454|2022-01-12|0166383|2022-01-12|34954"}},{"type":"controller_controls_operator","subject":{"type":"controller","id":"0166383","name":"Strategic Seek One, LLC et al"},"object":{"type":"operator","id":"0180454","name":"Granite City Quarries, LLC"},"validFrom":"2022-01-12","validTo":null,"current":true,"derived":true,"evidenceMineId":"0900961","intervalAnomaly":false,"source":{"datasetId":"msha-controller-operator-history","observedAt":"2026-10-17T05:35:58.500035+00:00","recordKey":"0900961|0180454|2022-01-12|0166383|2022-01-12|34955"}}],"coverage":{"historyRecords":5,"edgeCount":13,"intervalAnomalies":0,"sourceDatasetId":"msha-controller-operator-history"}},"meta":{"mineId":"0900961","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"}}