The Mimi Fishman Foundation is currently hosting an auction to benefit Rock the Earth. A proof for the cover to Phish’s Rift, signed by artist David Welker is among the items up for bid. Festival VIP packages also are available for such events as Bonnaroo, Summer Camp, Del Fest, Floyd Fest and High Sierra. A photo signed by Bob Weir, a guitar signed by Michael Franti and a multi-musician signed Summer Camp ’09 poster are among the offerings as well. The money raised will assist Rock the Earth’s summer Education & Outreach efforts, with the auction set to conclude on Sunday evening.