# Maxar Technologies x NASA (Earth Observation Data) revision history

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

Partnership: [Maxar Technologies x NASA (Earth Observation Data)](/partnerships/maxar-technologies-x-nasa-earth-observation-data.md)

## Recorded posture

- First recorded event: 2026-08-22
- Last material change: 2026-08-22
- 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/maxar-technologies-x-nasa-earth-observation-data/history. REST: /v1/partnerships/d16ade9d-a084-4357-81b9-b9cca05dc8f5/history. HTML: [/partnerships/maxar-technologies-x-nasa-earth-observation-data/history](/partnerships/maxar-technologies-x-nasa-earth-observation-data/history)._