Three codes could be found hidden in the PAC’S WEEKLY WRAP-UP: AUGUST 14, 2016 post on the Investigate Ingress blog.
[1] 5k3m9xdjrmajx9r8
[2] ubj0h131476z8v9zrbvy
[3] /mu79634oo
Code #1
Observations
Right amount of numbers for a passcode, same old cipher.
Code #2
Observations
20 characters, no particular range for either letters or numbers
Code #3
Observations
10 characters in what seems to be the passcode format.