Odaily Planet Daily News Optimism posted on the X platform that the Superchain sorter revenue will be used for Retro Funding. In May, the total contribution from all members of Superchain was about 812 ETH. ​In addition to the OP Collective allocation, the Retro Funding fund pool mainly comes from two sources: -100% of OP Mainnet profits; -2.5% sorter revenue or 15% sorter profit (whichever is higher) of each Superchain member; Collective contribution quantity: ​- As May is coming to an end, OP Collective expects a total contribution of about 812 ETH, which comes from OP Mainnet, Mode, Zora, Base, Metal L2 and Frax Finance; - OP Collective daily average contribution = 27 ETH/day. ​On-chain builders who deploy contracts on Superchain are contributing revenue to OP Collective and contributing to Retro Funding. Earlier on May 23, Optimism announced on the X platform that the fourth round of retroactive public goods fundraising applications has been opened. 10 million OPs are dedicated to on-chain builders who deploy contracts on Superchain and generate block space needs. The application deadline is 03:00 on June 7, Beijing time.