# Relationship history for MSHA mine 2602925

Current hierarchy: **Equinox Gold Corp → Gold Standard Ventures (US), Inc. → South Railroad Mine**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **operator_operates_mine:** Gold Standard Ventures (US), Inc. → South Railroad Mine; 2026-07-14 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Orla Mining → South Railroad Mine; 2026-07-14 to 2026-07-30; source msha-controller-operator-history
- **controller_controls_operator:** Orla Mining → Gold Standard Ventures (US), Inc.; 2026-07-14 to 2026-07-30; source msha-controller-operator-history
- **controller_controls_mine:** Equinox Gold Corp → South Railroad Mine; 2026-07-31 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Equinox Gold Corp → Gold Standard Ventures (US), Inc.; 2026-07-31 to current/open; source msha-controller-operator-history