asof_Query_Parameter
Use the asof query parameter to retrieve data as it existed at some point in time. This URL finds the version of a Story asset as it existed at 5:30 PM on October 3rd, 2005:
Example
//localhost/VersionOne/rest-1.v1/Hist/Story/1364?asof=2005-08-03T17:30:00.00&sel=Name,ToDo,ChangeDate