Update (2:00 pm UTC): all services were restored as of 7 am UTC. Some of you may have seen timeouts through ~ 1 PM UTC. Please report any current outages or timeouts to email@example.com.
Update (3:30 am UTC): Deposit and XML querying services are back to normal, REST API and Metadata Search (search.crossref.org) are still struggling.
Update (1:30 am UTC): We are currently experiencing outages across all services, will update as more info is available.
Our REST API is slow / unresponsive and issues are expected to continue into tomorrow. We will post updates as they are available.