# Song Ki-young revision history

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

Person: [Song Ki-young](/people/song-ki-young.md)

_No events on file. Arc G is forward-only; the recorded event log accrues from Arc G adoption (2026-06-04). For the current state of this person, see the person page._

## 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: /people/song-ki-young/history. REST: /v1/people/1ad9ad1e-84da-4436-a263-7d00545aa51d/history. HTML: [/people/song-ki-young/history](/people/song-ki-young/history)._