A few welcoming words from Duct Tape, the event organiser
A brief talk that will look into the current debate on nature restoration, opportunities it offers for modern life in urban, technological society, and why everything ultimately depends on politics.
Join us for an insightful workshop designed for both seasoned participants and newcomers!
Did China really invent automated surveillance ? Is Social Credit the epitome of digital panopticon envisioned in Black Mirror ? What's behind the hype ?
Nearly everyone desires to reconnect deeply within living communities...and recognizes the criticality of it for a promising future:
But how do we make these visions real?
What can we learn from past and current efforts?
What are the principles and frameworks that can guide us?
Explore the creation of a basic AVS with EigenLayer integration in our workshop. Learn to integrate offchain computations into blockchain work, using the 'Incredible Squaring' as a guide
Polkadot's JAM Chain
I will be speaking on BaaS (Bridge-as-a-Service), which is interoperability in the Layer 3 era. It will be aimed at developers interested in Layer 2 (Layer 3) and BaaS a as well as beginners who want to understand future trends in the Ethereum ecosystem.
From concept to practice, award-winning author Qiufan CHEN explores the power of climate fiction and explain why it matters to humans, the planet, and the future.
Applicative Recursion, an upcoming Starknet feature, will deliver three big benefits. It will increase block frequency, slash L1 costs, and advance decentralization. In this talk, you will get an engineer’s insight.
Exploring strategies to grow local, vibrant web3 communities through mechanisms like Quadratic Funding, project incubation, and web2 partnerships. Let's craft local economies, empower grassroots initiatives, and unite diverse tech landscapes for collective progress.
Ethereum prioritizes Developer Experience (DX) throughout its product cycle, making DX and DevRel central to development. This approach drives innovation and community empowerment. Join us to build a streamlined, inclusive web3 ecosystem where excellent DX is key to success.
In a journey across desolate futures, we delve into the works of SF authors, especially female creators, who explore survival not as a return to the old order, but as a reinvention of society amidst crisis.
While Ethereum and other blockchains let us create distributed backends, peer-to-peer storage network opened a possibility to launch decentralized websites. This talk will focus on how DAOs can control frontend deployments with a power of multi-sig wallets.
A workshop for beginners explaining the essential maths needed to understand zero knowledge proofs
Fireside chat: Vitalik Buterin & Gavin Wood
The rapid growth of AI is already making waves in our industry. How can we leverage this technology for static analysis to create more precise vulnerability detectors for our smart contracts? This talk will dive into the development process and explore the bright future that lies
Amidst a global crisis, our outdated civilization model is faltering, demanding urgent transformation. This talk introduces regeneration—a new mindset rooted in interconnectedness —as a solution for sustainability and offers inspiring visions for regenerative urban spaces.
This presentation explores the need to decentralize the Consumer Price Index (CPI) to enhance economic transparency. Through D-FACTO, a decentralized framework, I'll discuss mitigating biases and improving trust in economic metrics. It proposes a transparent measure of inflation.
For a very long time Bitcoin was limited with its computation capabilities. Recent Breakthroughs with STARKs verification on Bitcoin might allow to finally unlock a large scale computation on Bitcoin. This will open Bitcoin to the world of decentralized applications!
Comparison of common and showcase of unique features of popular Solidity VS Code extensions, focused on development and security.
We will build a quick dApp and show how it's easy to integrate the possibility to use it with a hardware device and secure our use of it.
This workshop explores the advancements in meta-transactions within the Ethereum ecosystem, diving into Mantle’s implementation on Layer 2. Developers will learn about the key challenges and solutions in meta-transactions through various Ethereum Improvement Proposals (EIPs), and
Privacy is normal. But the word privacy is a mistake
Privacy is dangerous. You must be doing something illegal if you need privacy. You have nothing to hide! Or do you? I believe we all do - from massive secrets with potential to topple the governments to small things like b-day presents. Let's talk about privacy in the cyberspace!
We present Bank3, a shielding smart contract that only temporary hides the beneficiary, but with significantly lower gas costs and generalizes stealth addresses to DAO and the identity-based settings.
Community members from 0xPARC will give an overview of Zupass and how the ETHPrague items like tickets and food vouchers are a glimpse of a permissionless, ZK-enabled future.
This workshop will demonstrate Zero Knowledge Machine Learning, allowing privacy in Machine Learning
Explore how we can leverage web3 to bring regen housing communities to mainstream.
You'll learn the basics of the Internet Computer Protocol (ICP) and its Chain Fusion capabilities. You'll explore the chain fusion starter project, and learn how you can extend the power of Ethereum smart contracts, setting you up for success in the bounty competion.
first part will be Martina's, about public space and Barbora will present the second part about city greenery.
This session will explore the trade-offs between convenience and safety in self-custody of crypto assets, examining solutions from desktop storage to custodial services, and the pivotal role of hardware and software wallets.
FHE is emerging as an answer to major privacy issues, since it enables computing over encrypted data. Effectively, it has the potential to create a new paradigm of interoperability among entities by enabling data to be used across domains while mitigating privacy concerns
Modern advances in programmable cryptography (ZK, FHE, MPC, TEEs) allow for new design space in the area of digital identity. The talk explores the current state of the art of these intersections.
Learn how to fuzz your solidity code in Python using open-source dev tooling eth-wake, which helps uncover edge cases developers overlook, like in Lido and Axelar smart contracts.
Our tech merges zkML and opML, bringing privacy from the former and cost-effectiveness from the latter to achieve affordable privacy in on-chain AI.
Explore the significance of CreateX compared to the pitfalls of depending on CREATE2 factories. Unveil a practical approach with my CreateX-Foundry deployment script for local testing. Navigate through the EOF's CREATE3, CREATE4 vs CREATE3 confusion.
Misconceptions we have:
Data is neutral and and objective
Data captures the unequal social reality.
Human involvement in data collection and analysis introduces subjectivity and potential biases.
Technology always leads us to better outcome
Automation biasTechnology's
Crypto is no longer a new category with yet-undefined use cases and infinite potential promise. After 10 years it is appropriate for a company or project to evaluate the technologies they have built in terms of product-market fit with users, so let’s dive in.
What if every good deed we performed earned us points? What if our positive behavior determined our societal standing, propelling us to the highest ranks and rewarding us with a plethora of privileges?
Building a dapp from scratch with Scaffold-ETH2.
Building a meaningful Web3 ecosystem centered on musicians and fans, emphasizing real utility and strong community bonds. A place where musicians can fund their journeys through Web3, blending digital and physical interactions.
Some L2s submit to Ethereum only how the state of the blockchain changes, instead of submitting the data of each transaction. Such a design allows to update of the storage slot in one L2 block multiple times and paying the gas only once: That's Push Oracles Reimagined.
In this talk we will dive into building subgraphs on The Graph decentralized network. Attendees will get a deep understanding of how The Graph works and will walk away with the ability to build and deploy their very own subgraph.
Exploring the Solarpunk Island experience with 7-15-year-olds, we leveraged Daydream Believers' creative frameworks to foster innovation, environmental stewardship, and community. This interactive session will share insights on nurturing our future change-makers.
Impact certificates create a feedback loop between producing impact and receiving funding.This talk describes a demo for funding investigative reporters who record outcomes from their stories onchain.
While many web3 messaging solutions focus mainly on privacy and secure encryption, interoperability and scalability often are neglected or add too much complexity. But based on web3, we can build the needed core protocol to establish a connected messaging ecosystem.
How to login a Linux system by using Ethereum Name Service? We will look at on how to perform authentication with ENS public resolver by integrating it to the popular login and session managers, in order to perform challenge-response required to attest an user.
Reputation is a core primitive for DAOS, and a number of on-chain and offchain tools are now available for providing reputation and certification. We'll review tools and develop approaches to reputation for your project.
The Social Credit System in the PRC has been planned since 25 years the latest. I give an overview of the official statements that document the intentions and goals, and I give a short report on in situ experiences from September 2023.
The intersection of artificial intelligence (AI) and disinformation represents a profound challenge for contemporary societies.
Get started with circom writing simple zk snark games that run on any EVM
L2s, Bitcoin blocksize and maybe Bitcoin L2s
Have you ever wondered how chess engine works? What if we use people as a chess engine :) , that's exactly what my project does. Witness a fascinating twist on the classic game, where teammates work together to outsmart their opponent.
How to overcome barriers to the adoption of green and blue infrastructure
using economic assessment
Tooling is one of the biggest obstacles in web3. Standing on the shoulders of giants, we created the easiest starter pack, with an attached development network, syntax highlighting, and more. A workshop on writing code, not circuits.
Polygon Miden has a unique architecture leveraging client-side proofs which can be used to verify or automate compliance with defined policies and standards (including regulatory).
Gitpaid merges the innovation of Web3 with GitHub, adding financial rails to empower open-source projects with direct funding from the community, ensuring their growth and sustainability.
Ethereum aims to onboard the next billion users to crypto, and the bull market is the best time for new people to join.
But all the scams, rug pulls, wash trading etc. making the space unsafe for newcomers.
To make crypto safer, we need an authentication system for communities!
This talks explores building a developer ecosystem from the perspective of both the protocol and an individual developer.
Hackathons can potentially promote youth digital empowerment in Africa. But their design tends to follow the European and North American perspectives. Research has shown the key role of cultural aspects such as temporal awareness and temporal structure in fostering innovation du
This is a technical talk that introduces a sequencing protocol for a rollup enhanced with security solutions that trap hacking transactions. The talk elaborates on implementation details, and topics such as censorship resistance.
Your dApp secretly relies on a few centralized backend services in the cloud, but your community wants further decentralization! This talk walks through hands-on examples of migrating your backend to EigenLayer, empowering your roadmap for decentralization and Ethereum alignment.
In this session, I will explore how to activate dormant members of DAOs/communities. Through token-based access, community engagement becomes simplified and easier for leaders to activate the unactivated, enhancing participation and creating a more vibrant, inclusive community.
In an era where digital landscapes shape our daily lives and power structures, the discourse surrounding mass surveillance, digital freedom, and cyber security has never been more critical.
This workshop will present techniques useful if you want to be a smart contract auditor
Efficient on-chain hierarchical structures for improved governance, decentralized operations and enhanced account abstraction wallets. We'll dive into safe Modules & ERC-6900 & ERC-7579.
How do we turn things around to make DeFi for everyone, rather than foremoslty a tool reserved for the crypto-savvy crowd chasing yields and airdrops?
In this talk, we present an approach to significantly expedite the fault-proof dispute by implementing a multi-section search approach using EIP-4844 BLOBs and testing it on OP Stack.
It's 2024 - why is a centralized Web2 platform still the dominant business and trading venue for crypto?
Examining ZK infrastructuree: Essentiality, users, and demand for zk-marketplaces and proving services. Beyond zkL2s/zkVMs, who fuels the need? Exploring future and practical uses in ZK-proof supply-chain.
Crypto's true potential is far greater than just moving 0s and 1s on a digital roulette table. To counter the increasingly insular financialization of the ecosystem we propose building an open infrastructure for crypto-native commerce for physical items.
Ethereum scalability roadmap is focused on increasing its data throughput without sacrificing on decentralization. The end goal is Danksharding, and this talk will showcase its first step: PeerDAS.
Workshop for web3 developers to help them more confidently monitor the health of RPC endpoints without relying solely on their RPC provider's centralised reporting.
I would like to shed light on a critical aspect that I believe is currently missing in DeFi – yield curves that can unlock real-world, real-life use cases, from RWAs to cheap remittances to mortgages. It’s about time DeFi is used for more than just leverage & speculation.
EIP-4844 will discard the DA data older than 18 days. In this talk, we introduce EthStorage, an Ethereum L2 solution to offer long-term available solution for EIP-4844 BLOBs with on-chain proof of storage verification.
Connecting with DeFi could be very cumbersome, requiring integration with every protocol. We will present how we plan to build an intent-centric DeFi aggregation layer that allows seamless and automated interaction with any DeFi protocol.
In Web3 we need testing to ensure that the entire application functions correctly and seamlessly. In this talk we'll explore everything you need to know with a hands-on demonstration that showcases how to test your own Web3 applications effectively.
Design is often brought to the table for its need, and the user experience of web3 could be better and block mass adoption. But is it really a blocker? In this Talk, I will answer this question and share valuable hints and tips for overcoming this challenge.
We delve into Snaps and explore why permissionless innovation is key. These DevRel activations emphasize genuine, transparent interactions and have been instrumental in advancing the development of MetaMask Snaps, enhancing wallet functionality.
How we scaled our community from 0 to 200K+ members at Guild.xyz, without tokenization but with gamification. Sharing the challenges, lessons learnt and triumphs that come with community building on such scale.
Eco Futurum - Gunilla Samberg
Come to Hacker House and see what the hackers have been up to.
This talk will give a short update on where the Sourcify (sourcify.dev) project stands in the years of making and present a detailed introduction to the new collective called "Verifier Alliance" (verifieralliance.org).
This presentation aims to outline the core ideologies and major policies of North Korea that have been the building blocks of the regime’s political, economic, and ultimately human rights approaches in the name of realising a utopian vision of national security and independence.
Ethereum has chosen a rollup-centric roadmap. Rollups push for new protocol upgrades according to their needs. Ethereum L1 can adopt these changes downstream once they are mature. But what if it doesnt'? EVM fragmentation is a hard upcoming challenge for the Ethereum ecosystem.
In this presentation I will connect the three most important themes that I covered in: System of Social Credit in China, the US Supreme Court vs. Blockchain, and Economics of Slavery
The Portal Network is here to realize the long-lost dream of light clients. Learn about the latest status of the Portal Network, where it is, where it's going, and how you can directly interact with the Ethereum protocol today without crushing your machine.
Discover how empowering nature's sovereignty with advanced technological tools and human stewardship can redefine our ecological relationships and accelerate our journey toward a nature-positive world.
Anoma is designed for applications concerned with coordination of socio-economic processes dealing with resources, distributed capabilities (freedom of action, and control over resources), and agreement between agents (users) under conditions of heterogeneous trust.
A talk about my artwork on the topics of ecofeminisms, sustainable technologies and futuristic speculations.
On-chain remote attestation verification is expensive due to the use of cryptographic primitives not natively supported by the EVM. Learn how we drive costs down by integrating ZK.
- zk-driven DA&Storage as zk oracle
- unlocking infinite rollup recursion
- reaching infinite scalability and L1-level soundness staying decentralized
- zk Storage is more than rollup infrastructure, but a universal storage layer for next-gen web3 (like Farcaster)
Oracles are part of critical blockchain infrastructure. Many are ecstatic about all the new types and solutions. How much of it is actually useful? Where's the catch? What do you need to know to be safe? Join me on this dive under the hood of oracle technology.
VR is a powerfull tool for Architectural + Urban Design and Spatial Research:
Design IN VR : build and test concepts/scenarios in an immersive world
Design WITH VR : communicate with stakeholders (and participants)
Design THROUGH VR : collaborate in VR, co-create
How I introduced crypto to 1,000+ international students since 2014 at Prague University of Economics and Business.
World's failure to meet conservation targets demands new approach. Rewilding in Europe aims to restore ecosystems, reconnect humans with nature. Can it be to conservation what SolarPunk is to energy? "Collettivo Rewild Sicily" seeks to ground-truth rewilding in Mediterranean.
Introducing Simbolik - the Solidity Debugger with built-in Symbolic Execution. A tool specifically designed to significantly lower the entry barrier to formal methods with a gradual learning curve: Users can just start with classical debugging and advance into Symbolic Execution.
We explore two key strategies for enhancing Ethereum's efficiency through parallel I/O: EIP-7650, which allows developers to specify access lists for parallel data preloading, reducing latency and gas costs; and Intelligent I/O Preloading, optimizing execution by common patterns.
Ever wondered how to onboard a wide audience towards large-scale societal challenges? To that end, Ellery Studio deals with transformative processes and the question of how methods from design and participatory futures research can be used to accompany change.
Projects Submission Deadline at 11:00 AM
Can we address the climate crisis, and keep our planet safe and green? This is a journey through the state of our climate and the latest developments in the energy transition, framed in a positive narrative of empowerment and opportunity.
Trust is a luxury. The talk is on "trust no one, not even yourself" philosophy for smart contract development. It explains the techniques we use daily, from unit to fuzz testing, from on-chain invariance monitoring to circuit breakers.
Week by week, there are new Layer 2s and -3s being launched. All have their own projects but run collectively in Ethereum's ecosystem. Data and its visualization can provide better understanding for users what is out there and what suits their own needs. Let's explore how.
Hacker's Projects Judging
This presentation introduces the ERC-4804/6860: Web3 URL Standard, which bridges a critical gap in accessing on-chain resources directly - turning the EVM into a decentralized HTTP server, paving the way for innovative applications like dynamic NFTs and on-chain blogs.
Existential risks — risks to humanity’s survival — tend to trigger one of two responses in people: “Technology will save us!” or “Destroy technology before it destroys us and the planet!”. Solarpunk is green yet techno-optimistic. What can it teach us?
Blockchain offers the world incentives to shift towards circularity, effectively preventing green washing, documenting the protection of forest ecosystems and allowing for tokenisation of carbon emission savings.
Building a business should be about creating value, not extracting it. DAOs are great economic concepts that enable this.
This talk will delve into the critical need for robust security in decentralized applications (Dapps). It will cover the unique security challenges faced by dAapps, including front-end security, backend security, wallets.
To make the crypto ecosystem accessible to billions, we need to offer self-custody in a timely and secure way. Escape hatches provide self-custody on Ethereum L2 and are tailored for specific uses like DeFi transactions.
Solarpunk aesthetics/ narratives in the past, present and the future?
Most blockspace is negatively priced. It's actually costing companies, treasuries, foundations money to use their product. But it's not a bad thing!
Cairo is a modern high level language for writing provable programs and Starknet smart contracts. In this talk I will talk about the current main features of Cairo and where it is going.
How to create a Blockchain monitoring framework, perform post-mortem analysis of hacks, and fight a De-Anonymization battle with the attackers.
In this talk I will provide a comprehensive understanding of the role of sequencers in Layer 2 (L2) blockchain scaling solutions, their operation, and the evolution towards decentralized sequencers. The discussion will cover the fundamental functions of sequencers, the challenges
We present zkGo - a customized Go compiler to generate zk-Friendly Wasm code and demonstrate its capability to compile L2Geth and prove its execution via the state-of-the-art zkWasm prover. This will be the key step to zk Fault Proof that instantly challenges off-chain execution.
How would DeFi be experienced if the underlying blockchain has 100k+TPS and sub 1ms pre-conf latency?
Explore the Wake Framework, an open-source Python toolkit for Solidity development. We'll compare it to other tools and cover unit testing, fuzzing, and vulnerability scans, using real-world examples.
This talk explores the evolution of sequencers in Ethereum’s Rollup/L2 ecosystem and how Espresso's sequencer marketplace and fast finality layer facilitate a more robust and defragmented L2 landscape.
Ethereum nodes are exposed to faults in their underlying execution stack. Unstable execution environments can disrupt the availability of nodes' interfaces, resulting in downtime for users. This talk is about mitigating unstable execution scenarios with N-Version design.
Non Fungible Brain is an initiative leveraging NFTs to raise awareness and funding for Alzheimer's research, potentially piloting web3 approaches like Quadratic Funding to enhance community engagement and democratize funding allocation.
Bridge hacks account for the top 5 largest DeFi hacks in crypto- they’re centralized, don’t scale and fragment liquidity. To connect the next 1000 chains we need to move beyond bridges to build decentralized, universally scalable multi-chain networks.
Money is not a store of value. It's a store of anti-value. Wars, ecological destruction, and inequality are direct results of the Economics of money. Cryptocurrencies say that they are doing social good, but are they?
Contributors on Konoha earn liquid tokens for each merged PR, bringing novel challenges in managing the development, different from both voluntary open-source contributions and traditional permissioned work.
Covering every way we can make liquidity flow seamlessly and automatically throughout the Ethereum L2 ecosystem
Decentralized Autonomous Organizations (DAOs) face challenges in aligning incentives between token holders and governance participants due to the current design of governance tokens, which combine financial and organizational utility. This talk explores an innovative approach to
Can we build truly reactive applications in Web3 without giving up on security? In this talk, we explore a solution where user wallets independently track the on-chain data of their owners using Wasm and the concept of microchains developed by Linera.
This open-session has a mission to shine a light on our SolarPunk future. Artistically unbound to a stage or schedule block it lit up at ETHPRG'22 in the back patios, the coffee shop lobby, by the food trucks, and mainstage for the closing into a metro trip to up the metronome...
Ethereum has won the debate about the future of global finance. BlackRock ($10 trillion AUM) announced their intention to tokenize all the world's financial assets.
But now that they're here, how do we keep our soul, and not lose our values? Can we decentralize the whole system?
ERC-4337 is widely adopted. What's next for Account Abstraction? How does EIP-7702 bring Account Abstraction to everyone and how does RIP-7560 turn Smart Contract Accounts into first-class citizens in Ethereum.
A lot is talked about the possibilities of ZK privacy. Let me show it can work in reality.
Smart contract tests are usually evaluated using coverage, but this metric doesn't always tell the full story. How can you ensure the quality of your tests? Mutation testing allows you to assess their efficacy using modified smart contracts.
Discover the journey of Ethereum's Account Abstraction (AA) from inception to its current state, challenges faced, and future roadmap, including ERC-4337 adoption and the modular native AA approach for L2 and L1.
Valida zk-VM is the fastest, fully open-source and LLVM-compatible zk-VM, achieving unmatched performance while maintaining developer productivity. Our talk will explore the key strategies, design decisions, and trade-offs we made that enabled this breakthrough.
An audit is a nice start. But there's a lot more to securing our projects: Defending against frontend supply chain attacks, protecting our APIs, pen-testing our DApps, hardening our CI pipelines, safeguarding our domains, and much more.
Applications for Ethereum Protocol Fellowship are opened now! Join the permissionless fellowship program that helps to streamline the process of becoming a core developer. Organized by EF for anyone interested in Ethereum core protocol.
Our words of thanks and Hackathon winners announcements