[{"data":1,"prerenderedAt":141},["ShallowReactive",2],{"blog-post-\u002Fblog\u002Fethglobal-lisbon-2026":3},{"id":4,"title":5,"author":6,"body":7,"category":122,"cover":123,"date":124,"description":125,"extension":126,"featured":127,"meta":128,"navigation":129,"path":130,"readingTime":131,"seo":132,"stem":133,"tags":134,"__hash__":140},"blog_en\u002Fblog\u002Fethglobal-lisbon-2026.md","ETHGlobal Lisbon 2026: Two DVB Projects Win Sui and Uniswap Prizes","DeVinci Blockchain",{"type":8,"value":9,"toc":112},"minimark",[10,22,25,28,33,38,44,47,50,53,56,59,68,72,77,80,83,86,89,97,101,104,107],[11,12,13,14,21],"p",{},"From July 24 to 26, a group of DeVinci Blockchain members took part in ",[15,16,20],"a",{"href":17,"rel":18},"https:\u002F\u002Fethglobal.com\u002Fevents\u002Flisbon2026",[19],"nofollow","ETHGlobal Lisbon 2026",", held at the Pavilhão Carlos Lopes in Lisbon. The event page listed more than 800 attendees and $100,000 in prizes, including partner prizes from The Graph, World, Hedera, 0G, the Uniswap Foundation, 1inch, Sui and ENS.",[11,23,24],{},"This edition added a second way to compete. Alongside the classic format, where every team starts from an empty repository, a Continuity Track let teams bring a product they had already built, or an open-source repository they maintain, and ship a new feature during the weekend. Some partner prizes were reserved for these teams.",[11,26,27],{},"Two DVB projects came back with prizes, for a total of $2,500.",[29,30,32],"h2",{"id":31},"our-winning-projects","Our winning projects",[34,35,37],"h3",{"id":36},"winner-sui-prize-for-existing-apps-agama","Winner, Sui prize for existing apps: Agama",[11,39,40],{},[41,42,43],"em",{},"Eden Baudin",[11,45,46],{},"Agama won the \"Best existing app integrating or porting the Sui stack\" prize from Sui, worth $2,000. The prize was open only to Continuity Track teams and rewarded an existing product that integrates part of the Sui stack, or moves to Sui entirely, during the hackathon.",[11,48,49],{},"Agama is a yield product built on private credit, meaning loans made outside public markets. Liquidity providers deposit USDC and receive agUSD, a synthetic dollar backed 1:1 by an on-chain reserve and allocated across six private-credit vaults. Staking agUSD mints sagUSD, a token priced at net asset value (NAV).",[11,51,52],{},"The port built in Lisbon addresses a tension specific to this asset class. Positions, borrower terms and investor identities are confidential by contract and by regulation, yet a fully private system offers no way to check that the dollar is actually backed.",[11,54,55],{},"In Agama's design, positions sit inside a Sphere, a private environment on Sui where visibility depends on the role: a depositor sees only their own position, Agama's risk team sees the full book for compliance, a competitor sees nothing, and no operator has a view of everything. Sui Spheres has no public SDK yet, so the team kept this layer behind a single module that can be swapped for the real one once the SDK ships.",[11,57,58],{},"Only aggregate figures (supply, net asset value and a cryptographic commitment to the totals) are published on-chain, so solvency can be checked without revealing a single position. agUSD is itself a confidential token: balances and transfer amounts are stored encrypted and can only be read with a viewing key, and registration goes through KYC.",[11,60,61,62,67],{},"Deal documents are encrypted with Seal and stored on Walrus, and users can sign in with a Google account through zkLogin. The project runs on Sui testnet, and its ",[15,63,66],{"href":64,"rel":65},"https:\u002F\u002Fethglobal.com\u002Fshowcase\u002Fagama-n6f7r",[19],"ETHGlobal project page"," details the Move packages and the zero-knowledge proofs generated directly in the browser.",[34,69,71],{"id":70},"_3rd-place-best-uniswap-api-integration-umbra","3rd place, Best Uniswap API Integration: Umbra",[11,73,74],{},[41,75,76],{},"Nada Ahmadi",[11,78,79],{},"Umbra took 3rd place, worth $500, in the Best Uniswap API Integration track run by the Uniswap Foundation.",[11,81,82],{},"Umbra is an automatic circuit breaker for DeFi. It watches liquidity pools around the clock and, when a crash or a depeg begins, moves the user's funds out of the pool and into a stablecoin before liquidity dries up. Pool data comes from Uniswap v3 subgraphs, queried through The Graph.",[11,84,85],{},"The core of the project is a risk score called the CBRI, computed from three signals: how fast liquidity is leaving the pool, how one-sided the trading flow is, and how far the price drifts from its peg. The signals are combined so that a single one turning red is enough to trip the breaker. To keep the scoring verifiable, the model and its scores are anchored on 0G's decentralized storage.",[11,87,88],{},"To calibrate the trigger, the project includes an event-driven backtester written in Python during the hackathon. It replays historical on-chain data from the March 2023 USDC depeg and rebuilds pool liquidity from The Graph data. On that replay, Umbra fires 17 hours before the bottom of the depeg, while USDC was still trading at one dollar.",[11,90,91,92],{},"GitHub: ",[15,93,96],{"href":94,"rel":95},"https:\u002F\u002Fgithub.com\u002Fnadaamd\u002Fumbra",[19],"nadaamd\u002Fumbra",[29,98,100],{"id":99},"what-lisbon-adds-for-dvb","What Lisbon adds for DVB",[11,102,103],{},"The two projects approach risk in on-chain finance from opposite ends. Agama looks for a way to keep private-credit data confidential while still proving the reserve. Umbra tries to get users out of a pool before a crash drains its liquidity.",[11,105,106],{},"The Sui result also extends earlier work with that ecosystem. In February 2026, Eden Baudin and Alban Derouin shared first place at the Sui Move Builder Forge Paris Hackathon with Orizon, at the end of a bootcamp organized by DVB and funded by the Sui Foundation on the Pôle Léonard de Vinci campus. In Lisbon, the Continuity Track set a different test: take a product that already exists and move a core part of it onto Sui in a single weekend.",[11,108,109],{},[41,110,111],{},"DeVinci Blockchain thanks ETHGlobal, the Sui Foundation and the Uniswap Foundation.",{"title":113,"searchDepth":114,"depth":114,"links":115},"",2,[116,121],{"id":31,"depth":114,"text":32,"children":117},[118,120],{"id":36,"depth":119,"text":37},3,{"id":70,"depth":119,"text":71},{"id":99,"depth":114,"text":100},"Hackathon","\u002Fblog\u002Fethglobal-lisbon-2026.jpg","2026-07-26","At ETHGlobal Lisbon 2026, DVB members won $2,500 with Agama, confidential private credit on Sui, and Umbra, a circuit breaker for DeFi pools.","md",false,{},true,"\u002Fblog\u002Fethglobal-lisbon-2026",null,{"title":5,"description":125},"blog\u002Fethglobal-lisbon-2026",[135,136,137,138,139],"ETHGlobal","Sui","Uniswap","DeFi","hackathon","ULk9_663WTWyOWKel197DntyabaSgGUzkVrwuH01VWw",1793038221155]