Has anyone noticed this feature.
The two blocks with different numbers but with the same time.
You can find some of the same cases per day.
All such cases are associated with a miner whose name prefix ztxztx ...
The same can not be just a coincidence.
Is there any explanation?

http://i89.fastpic.ru/big/2017/0127/43/cdd5103bfc4cb43b574886c308073343.png

http://i90.fastpic.ru/big/2017/0127/37/87894c706688b59f9f62e25921806b37.jpg