Empire Market is original, new and expanding for the hights of darknet markets on the onion.
It has practically all of it's fundamental features from now Alphabay. And calls itself a beneficiary of it.
The authenticity of It's link can be verifiable by using the tor marketplace's own link-verifier webpage http://empiremarket-url.com/.
If onion URLs links out of work, here is the alternative URLs where you can find active dark web market mirrors http://empiremarket-url.com/