According to PlayStation's French Language Community Manager; Ratchet & Clank: Into the Nexus will be part of a brand new Vita bundle that will be released far sooner than expected.
#1. Insomniac Games reached out to the author and refuted the claims, stating neither they nor Sony have officially confirmed the listing. This being said, the source listed did also leak Injustice prior to release.
#2. While the source(@Darkoss93) claims to have a list of upcoming games, SCEE had the following to say about the source when reached for comment: "(@Darkoss93) is a member of the French PlayStation Community on PlayStation Forum who organises online events on PS Vita games. He has no official role and cannot be considered as a representative for our company."