# Stack AV Autonomous Driving System revision history

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

Brain: [Stack AV Autonomous Driving System](/brains/stack-av-autonomy.md)

## Recorded posture

- First recorded event: 2026-05-31
- Last material change: 2026-05-31
- Material event count: 1
- Editorial event count: 0

## Material events (1)

- **2026-05-31**: created (source: baseline:arc-g)

## 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: /brains/stack-av-autonomy/history. REST: /v1/brains/808581bf-a47a-4fd2-9056-133c398ed6be/history. HTML: [/brains/stack-av-autonomy/history](/brains/stack-av-autonomy/history)._