This digital collectible serves as evidence of your participation in Hadrien Croubois's OpenZeppelin Contracts 5.0 session at EthCC[6] held in July 2023. Follow us on Twitter @OpenZeppelin | @Amxx

The Ethereum Community Conference (EthCC) is the largest annual European Ethereum event focused on technology and community. Four intense days of conferences, networking and learning. Owners of this badge have helped as volunteers for the 2023 edition!