According to Foresight News, Optimism announced that the fifth round of retroactive public goods fundraising (Retro Funding 5: OP Stack) will be open for application on August 15 and close on August 29. 8 million OP will be used to reward OP Stack contributors from October 2023 to August 2024. The review process for this round of applications will be conducted from August 30 to September 13, voting will be conducted from September 14 to September 28, and the results will be announced and the grant will be delivered on October 3.