Place pork in a 5.5L slow cooker. Combine sauce, paprika, thyme and garlic powder in a small bowl. Brush pork with sauce mixture. Close lid and cook on low for 8 hours or until pork starts to fall apart.
Remove pork from slow cooker and transfer to a board. Using 2 forks, roughly shred pork. Skim fat from cooking liquid in slow cooker. Return pork to slow cooker and stir to coat.
Prepare coleslaw kits according to packet instructions.
Place coleslaw, pork, cucumber, chilli and coriander on roll bases. Sandwich with roll tops and serve