# Serve Robotics delivery robot 'Nasir' shattered a CTA bus shelter in Chicago's West Town revision history

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

Incident: [Serve Robotics delivery robot 'Nasir' shattered a CTA bus shelter in Chicago's West Town](/incidents/serve-chicago-bus-shelter-2026-03-22.md)

## Recorded posture

- First recorded event: 2026-05-26
- Last material change: 2026-05-26
- Material event count: 1
- Editorial event count: 0

## Material events (1)

- **2026-05-26**: created (source: baseline:arc-g)

## 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: /incidents/serve-chicago-bus-shelter-2026-03-22/history. REST: /v1/incidents/05b6f09a-542d-42ff-9c98-8b5f1314fc86/history. HTML: [/incidents/serve-chicago-bus-shelter-2026-03-22/history](/incidents/serve-chicago-bus-shelter-2026-03-22/history)._