ETHChiangmai Hackathon 2026

🌴 ETHChiangmai Hackathon\

Hackathon Location - https://maps.app.goo.gl/r6oPTB7615cKQwQL6?g_st=ic

Build the future of Web3 in Chiang Mai, Thailand—an open Ethereum hackathon for global developers, builders, researchers, and creatives.

📅 Event Details

· Date: January 28 – February 3, 2026

· 4Seas Nimman, Chiang Mai, Thailand

· Capacity: Maximum 30 projects, 120 participants

· Apply by Jan 20, 2026 (23:59 GMT+7)

· Click here for Registration

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💡 Track Themes

1. Privacy — Privacy & Zero-Knowledge Applications

Build privacy-focused applications using zero-knowledge proofs, privacy-preserving computation, and anonymous identity systems.

Key Areas:

· ZK applications & tooling

· Verifiable computation

· Private payments & anonymous transactions

· Identity & reputation systems

· Data ownership & privacy protection

2. Digital Economy — Open Digital Economy

Create more inclusive and efficient DeFi, payments, and creator economy applications.

Key Areas:

· Stablecoins & cross-border payments

· Liquidity innovation & yield aggregation

· Creator economy tooling (copyright, revenue sharing, fan economy)

· DAOs & economic incentive mechanisms

3. Digital Resilience — DWeb / P2P Innovation

Build censorship-resistant, distributed digital systems beyond centralized architectures.

Key Areas:

· Decentralized storage (IPFS, Arweave, Filecoin, etc.)

· DWeb applications & infrastructure

· Resilient networks for disaster scenarios

· Permissionless internet innovations

4. AI x Blockchain — AI & Web3 Convergence

Explore intelligent, verifiable, and open AI applications powered by blockchain.

Key Areas:

· Trustworthy AI (verifiable models & on-chain validation)

· AI Agents + smart contract interactions

· Decentralized model marketplaces & inference networks

· Blockchain-enhanced AI data quality & provenance

· AI-native creation & on-chain IP

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📋 Submission Requirements

Project Requirements:

· Data sovereignty: Users control their own data

· On-chain interaction: At least one core feature on blockchain

· Immutability: Data integrity through blockchain

· Identity: Preferably using decentralized identifiers (DID)

Technical Stack:

· On-chain + off-chain architecture is required

· Web3: Ethereum, x402, sponsor technologies

· Web2: React/Vue/Angular, Node.js/Rails, PostgreSQL/Supabase, OAuth/JWT

GitHub Requirements:

· Public repository with open-source license (MIT/Apache)

· Clear README: project intro, features, tech stack, setup guide, demo

· At least 5 meaningful commits with clear messages

Submission Materials:

· Team: Up to 4 members (names + GitHub IDs)

· Demo video: 2-5 minutes

· PPT slides: Architecture and design

· GitHub repository link

Timeline:

· Hackathon: Jan 28, 2026, 10:00 AM – Feb 2, 2026, 10:30 AM (UTC+7)

· Submission Opens: Feb 2, 2026, 10:30 AM (UTC+7)

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🏆 Awards

Total Prize Pool: $11,500

Details coming up soon! Including awards for Top teams and special award for different tracks.

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⚖️ Judging Criteria

· Innovation (25%): Novel ideas, breakthrough applications, unique functionality

· Commercial Potential (25%): Real-world adoption feasibility and business value

· Technical Implementation (25%): Code quality, originality, best practices

· Interaction Design (15%): Intuitive and smooth user experience

· Presentation (10%): Clear communication of product value

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👨‍⚖️ Judges (Partial List, Updating)

Pan Zhixiong – Founder of Chainfeeds | https://x.com/nake13

Guo Yu – Founder of Secbit, ZK Researcher | https://x.com/1dot2

Jiang – Social Layer Core Contributor | https://x.com/jiangplus

Aurora - Experienced AI Product Manager