# HII x US Navy ROMULUS USV revision history

Append-only Arc G field-change log. Forward-only honesty: events accrue from Arc G adoption.

Partnership: [HII x US Navy ROMULUS USV](/partnerships/hii-x-us-navy-romulus-usv.md)

## Recorded posture

- First recorded event: 2026-06-01
- Last material change: 2026-06-01
- Material event count: 1
- Editorial event count: 0

## Forward-only note

Arc G is forward-only. The event log accrues from the Arc G adoption point. Fields with no events post-baseline equal the current cached value and are not independently verified at any prior date.

_Canonical URL: /partnerships/hii-x-us-navy-romulus-usv/history. REST: /v1/partnerships/f71ed9d3-f490-41a4-bc3e-39dedc3651f7/history. HTML: [/partnerships/hii-x-us-navy-romulus-usv/history](/partnerships/hii-x-us-navy-romulus-usv/history)._