See in case the other party agree to cancel same then a cancellation deed can be made. Further in place of orginal you can obtain a certified copy from the subregistrar/ tehsildar office and that can be used.
For cancellation the deed of cancellation can be made document no. of registry can be mentioned and same can be registered, further the proper way for cancellation shall be you have to file a civil suit and cancellation deed can be presented as evidence and both parties can consent same and then deed is cancelled. I