Yes, it is possible to view the item after it has sold. All you have to do is:
1.Press enter to bring up the chat window(does not matter who you send the message to)
2.Shift+Click on the stack of gold.
Click on the item in the chat window and you can view the generic stats of the item that just sold.
Very Similar to this Question: Is there any way to check a recently sold item's stats?Is there any way to check a recently sold item's stats?
*Note: You must view the item before sending the gold to the stash for this to work.