Otherwise it wouldn't be 2016
Not that it was going to be easy for her but now she has to go to court and convince a judge to order a recount, see links below.
Much tougher than finding 3 voters per precinct for 9000+ precincts.
From the Washington Examiner:
Pennsylvania State Department says Stein missed recount deadline
Jill Stein has everything she needs to launch a presidential recount. She's got the cash, the grassroots fervor and the spotlight of an adoring media. But there's one thing she needs to overturn Trump's victory: a calendar.This blogger had all the details of the various routes to a recount a week ago, here's the latest from Billy Penn:
Stein missed Pennsylvania's deadline to file for a voter-initiated recount. That blown deadline is a huge blow for Democrats who have pinned their hopes on recounts in the Keystone State, Michigan and Wisconsin.
"According to Wanda Murren, spokeswoman for the Pennsylvania Department of State," the Philadelphia Inquirer reported Monday, "the deadline for a voter-initiated recount was Monday, Nov. 21."
Allied with Clinton's camp, Stein can still mount a legal challenge. While the chances of litigation are uncertain, the vote tally is clear. Trump beat Clinton in Pennsylvania, a feat not accomplished by a Republican since Ronald Reagan in 1984....MORE
How the Pennsylvania recount is going so far in Philly (not good)