# Relationship history for MSHA mine 0103546

Current hierarchy: **James M Meeks; Michelle A Meeks → PIT WORX, INC. → PEARSON PIT**

- 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

- **operator_operates_mine:** Pit Worx, Inc. → PEARSON PIT; 2021-05-27 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Michelle A Meeks et al → PEARSON PIT; 2021-05-27 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Michelle A Meeks et al → Pit Worx, Inc.; 2021-05-27 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James M Meeks et al → Pit Worx, Inc.; 2021-05-27 to current/open; source msha-controller-operator-history