# Square Robot x Kraken Sonar revision history

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

Partnership: [Square Robot x Kraken Sonar](/partnerships/square-robot-x-kraken-sonar.md)

## Recorded posture

- First recorded event: 2016-06-10
- Last material change: 2016-06-10
- 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/square-robot-x-kraken-sonar/history. REST: /v1/partnerships/503a91b1-6033-4219-8cb9-4dad96adc84f/history. HTML: [/partnerships/square-robot-x-kraken-sonar/history](/partnerships/square-robot-x-kraken-sonar/history)._