A request to open a new staking can be placed at anytime throughout the day and will remain pending until processed.
All new Staking requests are processed once a day at 00:00 (UTC time). A staking request placed before 23:00 UTC will be processed on the following day. Any staking request placed after 23:00 UTC will be processed on the day after the following day.
Once a request to open a new staking has been placed it cannot be cancelled.