The Cache Name can be found and with Duplicate Content can be stripped from the objects. Baking the objects also will do this.
But the CacheName is not the only identifier. The ID that is went along with the objects is what will specify if an existing object is replaced or a new object created. Some of that is covered in this guide:
The logic is a bit different then Elefront. Because the ID, Cache information, attributes and all are collected into one object we can be a bit more flexible.