# Relationship history for MSHA mine 4105675

Current hierarchy: **Atlas Energy Solutions Inc → OnCore Processing LLC → OnCore6**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **controller_controls_mine:** Hi-Crush Inc → OnCore6; 2020-09-17 to 2024-03-04; source msha-controller-operator-history
- **operator_operates_mine:** OnCore Processing LLC → OnCore6; 2023-05-04 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Hi-Crush Inc → OnCore Processing LLC; 2023-05-04 to 2024-03-04; source msha-controller-operator-history
- **controller_controls_mine:** Atlas Energy Solutions Inc → OnCore6; 2024-03-05 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Atlas Energy Solutions Inc → OnCore Processing LLC; 2024-03-05 to current/open; source msha-controller-operator-history