# Pierre Barbier revision history

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

Person: [Pierre Barbier](/people/pierre-barbier.md)

## Recorded posture

- First recorded event: 2026-06-07
- Last material change: 2026-06-07
- Material event count: 1
- Editorial event count: 0

## Material events (1)

- **2026-06-07**: created (source: backfill_script) (verified)

## 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: /people/pierre-barbier/history. REST: /v1/people/258a1d0a-d58c-4c8b-91a6-3bb1cf4d255f/history. HTML: [/people/pierre-barbier/history](/people/pierre-barbier/history)._