The collaboration board was asked to vote on the establishment of a permanent seismic network at the Pierre Auger Observatory. The voting took place from July 8 to July 15, 2013. Of the 58 CB member 43 (74%) voted.
Details of the proposal can be found in the original call for voting.
The collaboration voted to accept the proposal:
yes 43 100% no 0 0% abstention 0 0%