firmament collectables not giving kupo stamps

When submitting a bug report, please use the below template and thoroughly fill out the necessary information.

Date & Time: 1/13 3:30 am CST
Frequency: always
World name: hyperion
Character name: vampirial sin
NPC name: potkin
Class/Level: varied
Party or solo: solo
Area and coordinates: the firmament
Steps:
1. when i turn in collectables to potkin i am not receiving stamps for kupo of fortune vouchers
2. this has happened for 50+ items across multiple crafting classes and level of items
3. this began after the emergency maintenance