# BHP Group x Boston Metal (Low-Carbon Steel Investment) revision history

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

Partnership: [BHP Group x Boston Metal (Low-Carbon Steel Investment)](/partnerships/bhp-group-x-boston-metal-low-carbon-steel-investment.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/bhp-group-x-boston-metal-low-carbon-steel-investment/history. REST: /v1/partnerships/3af22250-3007-4ed1-954a-796c50302498/history. HTML: [/partnerships/bhp-group-x-boston-metal-low-carbon-steel-investment/history](/partnerships/bhp-group-x-boston-metal-low-carbon-steel-investment/history)._