What algo are you mining? What hashrate?
You can check the hashrate and difficulty of the Unitus Algos here: http://unitus.info/network
As of this post these are the hashrates and difficulties from the link above. The link above is live and updates without a page refresh.
Blake256 Hashrate 270.52 GH/s
Blake256 Difficulty 18895.54969929
Skein Hashrate 18.40 GH/s
Skein Difficulty 1285.39650226
Qubit Hashrate 420.42 MH/s
Qubit Difficulty 29.365979
Yescrypt Hashrate 2.98 MH/s
Yescrypt Difficulty 0.20828963
X11 Hashrate 16.36 GH/s
X11 Difficulty 1142.85624269
Blake256 Hashrate 400.30 GH/s
Blake256 Difficulty 27960.50779266
Skein Hashrate 171.18 GH/s
Skein Difficulty 11956.98660341
Qubit Hashrate 5.11 GH/s
Qubit Difficulty 356.62273616
Yescrypt Hashrate 2.07 MH/s
Yescrypt Difficulty 0.14483449
X11 Hashrate 22.98 GH/s
X11 Difficulty 1605.37810603
Look at the difference 6h later!! difficulty is too damn high!