# Relationship history for MSHA mine 3610368

Current hierarchy: **Jason A  McCarey → Doolittle Stone LLC → Homestead Quarry**

- 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:** Jason A  McCarey → Homestead Quarry; 2016-04-13 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Doolittle Stone LLC → Homestead Quarry; 2021-06-16 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jason A  McCarey → Doolittle Stone LLC; 2021-06-16 to current/open; source msha-controller-operator-history