# NIO x CATL (Battery Swapping) revision history

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

Partnership: [NIO x CATL (Battery Swapping)](/partnerships/nio-x-catl-battery-swapping.md)

## Recorded posture

- First recorded event: 2025-03-17
- Last material change: 2025-03-17
- 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/nio-x-catl-battery-swapping/history. REST: /v1/partnerships/99a249e2-7fbb-4b2a-a83c-c27ea1940a19/history. HTML: [/partnerships/nio-x-catl-battery-swapping/history](/partnerships/nio-x-catl-battery-swapping/history)._