Giant "Brass Rat" ring
milled aluminum with 24-karat gold plating; aluminum base; steel screws; with inscriptions including Hacker's Map of MIT and symbols thought to be Hacker "tags."
Oversized version of the Class of 2006 MIT class ring ("Brass Rat") that was installed on the Fleming House canon that was transported from the California Institute of Technology in Pasadena, California to MIT in Cambridge, Massachusetts by the Howe & Ser Moving Company as part of the April 2006 hack. The ring was mounted on the canon and displayed in MIT's McDermott Court.
The hack received international media attention.