# Welcome and Opening Ceremony for ETHGlobal New Delhi 2025 I Kartik Talwar and Vitalik Buterin

- Speakers: [Vitalik Buterin](https://streameth.org/speakers/vitalik-buterin), [Kartik Talwar](https://streameth.org/speakers/kartik-talwar)
- Channel: [ETHGlobal](https://streameth.org/ethglobal)
- Date: 2025-11-09
- Duration: 49:36
- Topics: ETHGlobal New Delhi 2025, Vitalik Buterin, Kartik Talwar, Ethereum hackathon, Web3 builders, blockchain innovation, ZK-SNARKs, zero-knowledge proofs, privacy on Ethereum, DeFi privacy, DAO governance, decentralized identity, pluralistic credentials, on-chain wallet privacy, Filecoin, ENS, 1inch, Polygon, Optimism, Base, hackathon prizes, open-source projects, Ethereum development, smart contracts, decentralized apps, ETHGlobal events, crypto builders, blockchain UX
- Watch: https://streameth.org/watch/yt-riOVN0IIc3E
- YouTube: https://www.youtube.com/watch?v=riOVN0IIc3E

## Description

ETHGlobal New Delhi 2025 opened with an energetic welcome from Kartik Talwar, setting the tone for 36 hours of building, learning, and collaboration. Over 1,900 attendees gathered from 25 countries, with 30% new to Web3. The event featured $200K in prizes, 21 workshops, and strict rules for originality and fairness. Kartik emphasized community, on-chain innovation (including NFC wristbands as Ethereum wallets), and building from scratch. Attendees were reminded of submission rules, judging logistics, and the importance of collaboration, respect, and security.

The kickoff concluded with a keynote by Vitalik Buterin, who explored practical applications of privacy on Ethereum through ZK-SNARKs, covering use cases in payments, voting, identity, DeFi, and wallets. He urged developers to focus on user experience and implementation, highlighting that privacy tech is ready for mainstream adoption.

00:00 — Welcome to ETHGlobal New Delhi 2025
01:20 — ETHGlobal History and Global Impact
02:36 — Participants, Partners, and Prizes
04:49 — Rules for Building and Submissions
06:52 — Security, Wristbands, and Internet Etiquette
09:14 — Venue, Food, and Amenities
12:52 — On-Chain Tech: NFC Wristbands and Faucet
14:36 — Partner Prizes and Finalist Track
17:28 — How Judging and Submissions Work
22:44 — Mentors, Conduct, and Project Ownership
24:11 — 1inch Presentation and Hackathon Bounties
26:49 — Vitalik Buterin: Privacy in Ethereum
27:56 — ZK-SNARKs and Private Transactions
33:58 — Private Voting and DAO Governance
36:48 — ZK Identity and Pluralistic Credentials
41:20 — Privacy in DeFi and Wallet Architecture
46:59 — Why Now: The Future of On-Chain Privacy
48:36 — Closing Notes and Hacker Motivation

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🇮🇳 *ETHGlobal New Delhi*
This workshop is specifically for ETHGlobal New Delhi, a 3-day hackathon held September 19-21 at the India International Convention & Expo Centre, bringing together the most skilled web3 developers, designers and product builders from all around the globe for a weekend-long adventure to advance the Ethereum ecosystem! Watch the full ETHGlobal New Delhi 2025 playlist here: https://www.youtube.com/playlist?list=PLXzKMXK2aHh7zCFW3hBqatZ18rQaYeEJL
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✅ *Follow Kartik Talwar*
X: https://x.com/TheRealKartik

✅ *Follow Vitalik Buterin*
X: https://x.com/VitalikButerin

✅ *Follow ETHGlobal*
X: https://x.com/ETHGlobal​
Warpcast: https://warpcast.com/ethglobal
Website: https://ethglobal.com
YouTube: https://www.youtube.com/c/ETHGlobal 

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_Are you interested in Ethereum development and entrepreneurship?_
👉 Sign up for the next ETHGlobal event: https://ethglobal.com/events
🎁 Get exclusive access and perks with ETHGlobal Plus! https://ethglobal.com/plus
📣 Want us to throw an event in your city? Tell us where! https://ethglobal.com/city