The maintenance is complete, and the PTS is now back online and patch 10.0.1 is available.
Maintenance for the week of April 22:
• [COMPLETE] Xbox: NA and EU megaservers for patch maintenance – April 24, 6:00AM EDT (10:00 UTC) - 12:00PM EDT (16:00 UTC)
• [COMPLETE] PlayStation®: NA and EU megaservers for patch maintenance – April 24, 6:00AM EDT (10:00 UTC) - 12:00PM EDT (16:00 UTC)
Missing PTS patch notes, only 8.3.0 is shown
For some odd reason I can't see any other patch notes than 8.3.0:
110-114k Stage 4 Vamprie Magblade u39
Aldmeri Dominion did nothing wrong in Shadowfen.