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Outage in Crossref

Intermittent 504 (Gateway time-out) status code errors on OAI-PMH queries

Resolved Minor
July 23, 2025 - Started 10 months ago - Lasted 20 days
Official incident page

Incident Report

We have had metadata users report that they are receiving intermittent 504 (Gateway time-out) status code errors on calls to OAI-PMH endpoints. We have been able to replicate and are currently investigating. -IF

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Latest Updates ( sorted recent to last )
RESOLVED 9 months ago - at 08/12/2025 07:47PM

This incident has been resolved.

MONITORING 9 months ago - at 08/08/2025 03:09PM

We believe our changes have solved this issue, but we're going to continue to monitor this over the weekend. -IF

MONITORING 9 months ago - at 08/06/2025 06:26PM

A fix has been implemented and we are monitoring the results.

IDENTIFIED 9 months ago - at 07/30/2025 04:03PM

We are continuing to work on a fix for this issue.

IDENTIFIED 9 months ago - at 07/28/2025 06:49PM

This issue has been identified and we'll be releasing a fix during tomorrow's maintenance window. -IF

INVESTIGATING 10 months ago - at 07/25/2025 08:40PM

We are continuing to investigate this issue.

INVESTIGATING 10 months ago - at 07/24/2025 03:28PM

We are continuing to investigate this issue.

INVESTIGATING 10 months ago - at 07/23/2025 07:12PM

We have had metadata users report that they are receiving intermittent 504 (Gateway time-out) status code errors on calls to OAI-PMH endpoints. We have been able to replicate and are currently investigating. -IF

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