# Tesla x ContourGlobal (Project Sterling PPA) revision history

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

Partnership: [Tesla x ContourGlobal (Project Sterling PPA)](/partnerships/tesla-x-contourglobal-project-sterling.md)

## Recorded posture

- First recorded event: 2026-07-28
- Last material change: 2026-07-28
- 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/tesla-x-contourglobal-project-sterling/history. REST: /v1/partnerships/3e1366d9-f221-449f-a0d5-17526ff1c6f1/history. HTML: [/partnerships/tesla-x-contourglobal-project-sterling/history](/partnerships/tesla-x-contourglobal-project-sterling/history)._