Looks like CPU-Pool has not updated yet, if you are mining there you are mining on a fork. The current network diff is 33.8 at block 8628. Suprnova's got the right diff and looks good.
There are over 250 miners mining at CPU Pool right now according to their dashboard. You are mining at your own risk at the moment as you are off on a fork and you will lose all of your coins. Switch to the other pool on Supernova or wait until CPU-Pool updates their daemon.