# Princeton Robotics x Toyota Research Institute revision history

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

Partnership: [Princeton Robotics x Toyota Research Institute](/partnerships/princeton-robotics-x-toyota-research-institute.md)

## Recorded posture

- First recorded event: 2026-08-22
- Last material change: 2026-08-22
- 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/princeton-robotics-x-toyota-research-institute/history. REST: /v1/partnerships/3c234e50-151d-4b16-a17b-2617cf942b14/history. HTML: [/partnerships/princeton-robotics-x-toyota-research-institute/history](/partnerships/princeton-robotics-x-toyota-research-institute/history)._