The current difficulty is 1,920 PH. The next difficulty is estimated at 1,924 PH, a change of +0.21%. The difficulty changes globally every time a new block is mined, based on how fast blocks are being found.
Hash Price Report
The last block was at height 123,419. The current block reward is 158,922.0 mSCP. Based on this and on the current difficulty, miners are being paid 80.2953 mSCP/PH, which corresponds to about 6.94 mSCP/day per GH/s.