# ISRO x NASA (NISAR Mission) revision history

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

Partnership: [ISRO x NASA (NISAR Mission)](/partnerships/isro-x-nasa-nisar-mission.md)

## Recorded posture

- First recorded event: 2014-09-30
- Last material change: 2014-09-30
- 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/isro-x-nasa-nisar-mission/history. REST: /v1/partnerships/863cd175-7b0f-496d-a4c9-7e04cf5dcec0/history. HTML: [/partnerships/isro-x-nasa-nisar-mission/history](/partnerships/isro-x-nasa-nisar-mission/history)._