Optimism has released an update to the Retro Funding 5 application, as follows: Registration period: August 22 - September 5 Application review time: September 6 - September 20 Voting period: September 21 to October 4 Results Announcement and Grant Delivery: October 10 It is reported that this round of funding will reward contributors through Ethereum core contributions, OP Stack development, and OP Stack tool development.