This POAP certifies that the holder participated as a hacker in the Aleph Hackathon, held during the Pop-Up City in March '26. Aleph Hackathon aimed to bring together builders from across Latin America and around the world to tackle real-world challenges using crypto and emerging technologies. Emerging technologies were shaping the next wave of real-world systems, from how financial infrastructure was built to how science was accelerated, complex workflows were automated, and autonomous systems were designed.
A single point for the entire builder universe | March 04 to March 26. Aleph March ’26 represents the fourth edition of Crecimiento’s pop-up city. Over the course of one month, Buenos Aires transforms into a focal point for crypto, AI, and emerging tech, bringing together builders, startups, investors, and ecosystem leaders.
HackMoney 2026 Hacker
2026-02-18
This POAP confirms that you were a Hacker at ETHGlobal's HackMoney hackathon in 2026, our first event of the year! This event saw 1,300 hackers come together to build out an amazing 620 projects with a large focus on DeFi on Ethereum. Thank you so much for joining and being a part of what makes each event so special.
ETHGlobal Buenos Aires 2025 Hacker
2025-12-02
This POAP confirms that you were a Hacker at ETHGlobal Buenos Aires 2025 which took place as part of Devconnect ARG and marked ETHGlobal’s long awaited return to Argentina! 🇦🇷 This event saw a remarkably experienced set of 1,195 hackers and 1,766 overall attendees build 475 projects in just one short weekend. Thank you so much for joining and being a part of what makes each event so special.
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 collected at the Music Stage at Devconnect. This vibrant space was brought to life by Open Source Orchestra, an open, permissionless space to listen, pick up an instrument, and co-create music at the Ethereum World's Fair - continuing a tradition forged across Ethereum community gatherings around the world.
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.
Connect with other builders, talk to teams looking for talent, meet your users, or showcase your app at the Ethereum World’s Fair. Explore what Ethereum is for and what it enables, test applications, and win in some fun challenges.
Ethereum Cypherpunk Congress #2
2025-11-16
The world's largest cypherpunk and human rights event - November 16, Buenos Aires. Without privacy there is no democracy. 3000 people gathering in Buenos Aires to celebrate privacy with internet freedom leaders like Richard Stallman, Vitalik Buterin, Roger Dingledine, and Eva Galperin. Thank you for joining us in building a free internet for all.
This POAP means that you successfully minted a POAP during Devconnect season in Buenos Aires. Thanks for being part of something innovative!









