# Harmonic Drive SE x Yaskawa Motoman (Industrial Robot Reducers) revision history

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

Partnership: [Harmonic Drive SE x Yaskawa Motoman (Industrial Robot Reducers)](/partnerships/harmonic-drive-se-x-yaskawa-motoman-industrial-robot-reducers.md)

## Recorded posture

- First recorded event: 2010-01-01
- Last material change: 2010-01-01
- 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/harmonic-drive-se-x-yaskawa-motoman-industrial-robot-reducers/history. REST: /v1/partnerships/e0bbd3c1-0a56-468c-b5cc-5090179e3f30/history. HTML: [/partnerships/harmonic-drive-se-x-yaskawa-motoman-industrial-robot-reducers/history](/partnerships/harmonic-drive-se-x-yaskawa-motoman-industrial-robot-reducers/history)._