We have fixed the underlying issue and are now processing all submissions from earlier in the week that had missing notifications. There's still a backlog of test submissions working their way through the system, but the error causing the missing notifications has been fixed.
Posted Nov 13, 2020 - 22:43 UTC
We are currently investigating missing email notifications and submission logs for deposits being made to our test admin tool - test.crossref.org.
Posted Nov 10, 2020 - 20:14 UTC
This incident affected: Content Registration (Test admin tool).