This ticket confirmed or not
Since your current ticket status is RAC, it means that you have been allotted half berth. RAC is considered a confirmed ticket because you are eligible to board the train. RAC ticket means that you would have to share your seat with another passenger.
You can enter your PNR in the link given below to know the chances of your ticket confirmation. By checking the trends, you can know about the similar situations that have occurred in the past.