# John L. Hennessy revision history

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

Person: [John L. Hennessy](/people/john-hennessy.md)

_No events on file. Arc G is forward-only; the recorded event log accrues from Arc G adoption (2026-06-04). For the current state of this person, see the person page._

## 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/john-hennessy/history. REST: /v1/people/0616266d-e1d7-49a4-be77-39b04db52503/history. HTML: [/people/john-hennessy/history](/people/john-hennessy/history)._