# US Army x AeroVironment 500M counter-drone contract revision history

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

Partnership: [US Army x AeroVironment 500M counter-drone contract](/partnerships/us-army-x-aerovironment-500m-counter-drone-contract.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 partnership, see the partnership 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: /partnerships/us-army-x-aerovironment-500m-counter-drone-contract/history. REST: /v1/partnerships/cc7779ca-a44d-4921-a7fd-a6af1941a197/history. HTML: [/partnerships/us-army-x-aerovironment-500m-counter-drone-contract/history](/partnerships/us-army-x-aerovironment-500m-counter-drone-contract/history)._