# Relationship history for MSHA mine 0103642

Current hierarchy: **James Kenneth  Stiff; William Christopher  Norton; Paul Ashley  Pemberto → Smart Rock LLC. → Law 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:** Smart Rock LLC. → Law Pit; 2026-03-13 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Paul Ashley  Pemberton et al → Law Pit; 2026-03-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Paul Ashley  Pemberton et al → Smart Rock LLC.; 2026-03-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** William Christopher  Norton et al → Smart Rock LLC.; 2026-03-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James Kenneth  Stiff et al → Smart Rock LLC.; 2026-03-13 to current/open; source msha-controller-operator-history