Current buying orders, next-cycle settings and remaining quantity are different.
The reviewed refresh time is 20:00 in server time; approval is 6:00. Maintenance lasts 6 minutes. These are configurable schedules, not the visitor's timezone.
The manager stores current and next-period crop orders separately, including remaining amount, initial amount, price and reward type. A planned order does not prove current stock. Exact material returns require the current castle order and reward data.