The Ethereum Community Conference (EthCC) is the largest and longest-running annual European Ethereum event focused on technology and community. Four intense days of conferences, networking and learning. 𝙋𝙖𝙡𝙖𝙞𝙨 𝙙𝙚𝙨 𝙁𝙚𝙨𝙩𝙞𝙫𝙖𝙡𝙨 𝘾𝙖𝙣𝙣𝙚𝙨, 𝙁𝙍

This POAP was given to visitors of the Nethermind booth at the Ethereum World’s Fair during Devconnect 2025. It celebrates the builders and researchers exploring how Nethermind engineers the foundations of blockchain: from the Ethereum client to AI-driven security and privacy-preserving identity.

XMTP Conversations at The World's Fair for DevConnect

Thank you for being part of DSS in Buenos Aires! Three days, dozens of talks, countless insights, and an incredible community pushing DeFi security forward. We’re grateful you were part of it.

Aztec is a fully decentralized, privacy-preserving L2 on Ethereum. Developers write smart contracts using our popular Noir programming language, making it easy to seamlessly integrate public and private state.

This POAP was given to attendees at the Spark A1 Booth in the Collectibles District, Devconnect ARG. Holding this digital collectible is onchain proof of you meeting the team, learning about AI-powered Web3 development, and creating something onchain with us during Devconnect in Buenos Aires.

Thank you for stopping by our booth at the Ethereum World’s Fair, Devconnect ARG.

Thanks for visiting our booth! Octant allows ecosystems to earn, allocate, and grow with DeFi. This POAP will unlock some cool surprises for you after the event.

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