TechFlow News — On June 9, Ethereum Layer 2 solution Optimism announced via Twitter that to commemorate the Bedrock upgrade, it has opened public minting for the "Bedrock" commemorative NFT on manifold.xyz, which will end at 14:59 UTC+8 on June 17.
According to the minting page, the "Bedrock" commemorative NFT is free to mint, with a limit of one NFT per address. So far, 14,016 addresses have minted the NFT.




