It has been forked.
#128437
Official :a28fe792d0e02399d7a4a796ea2f6d04b38ace29111d7eb2d17580df322d0030
chainz.cryptoid.info : 924943f072d2c99f8e2c16efd8c50c27307edadb28664d26f49874466d3d0af7
so , which way is right?
I would assume the official one which is longer and has higher difficulty
edit: Looks like southxchange is on the shorter chain... so I would avoid depositing/withdrawing from there until it is all sorted