MD5 (xpi/stumbleupon-3.29-fx+sm+mz.xpi) = 3319490d45c0d1557b2575ca86ca4a33
SHA256 (xpi/stumbleupon-3.29-fx+sm+mz.xpi) = c9a5d5ef84a1bda55f7eff1c9bc1c536ac9b360be61e3f14e6cbd9e8ed07233b
SIZE (xpi/stumbleupon-3.29-fx+sm+mz.xpi) = 296354