Jailbreaks iOS 4.0 for devices supported in 3.1.4.
What is Archived/Archiving?
As dictionary.com explains
a place where public records or other historical documents are kept.
Note: Eduardorandom is not responsible for any of the jailbreak software “Archived” here. Each software “archived” belong to their respected developer(s) and I will don’t take credit for the jailbreak software. (Archived Explained Below)