The Blue Jays did not sign top pick Tyler Beede, but they did come to terms with two other high picks on substantial deals. They signed left-hander Daniel Norris for $2MM, according to Jonathan Mayo of MLB.com (on Twitter) and they signed right-hander Kevin Comer for $1.65MM, according to ESPN.com's Keith Law (on Twitter). The Blue Jays have confirmed the move via press release and noted that they also signed infielder Christian Lopes and third baseman Matt Dean.
You can keep track of which top picks have signed with MLBTR's list.
