Crossref experienced a minor incident on May 29, 2026 affecting Public REST API and Plus REST API and 1 more component, lasting 7d 5h. The incident has been resolved; the full update timeline is below.
Affected components
Public REST APIPlus REST APIPolite REST API
Update timeline
- investigating May 29, 2026, 12:12 PM UTC
We are experiencing delays in updating some metadata fields on the REST API. This includes citation counts, Retraction Watch retractions, aliased DOIs, and metadata in the member, journal, and funder routes. We are currently investigating the cause.
- monitoring May 29, 2026, 02:33 PM UTC
A fix has been implemented and we are monitoring the results.
- monitoring Jun 01, 2026, 04:11 PM UTC
We are continuing to monitor for any further issues.
- resolved Jun 05, 2026, 05:50 PM UTC
This incident has been resolved.