Ethereum Attestation Service
@eas_eth
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Infra public good for attesting. Structure and sign any data onchain or offchain.
the world computer
Joined July 2021
Excited to share that EAS was awarded a research grant from the @ethereumfndn to bring ZK + attestations closer together!. Want in? Reach out if you are:.β€· Passionate about zk + attested data.β€· A builder looking to make zk attestations.β€· A zk provider helping builders build
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EAS is officially on Base π΅!. Builders, start exploring how attestations can bring more trust to the ecosystem and your decentralized apps on Base - @BuildOnBase.
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We are thrilled to announce that EAS is now rolling out across multiple EVMs!β‘οΈπ. We are live on @arbitrum, with Mainnet deployment scheduled to take place in the coming days. Deployments on Optimism and other EVMs will follow soon after. Read more ββ.
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EAS is live on Mainnet!! β‘ Today we bring the power of attestations to Ethereum. EAS is an infrastructure protocol and public good for making attestations on or off-chain about anything. - Open-source.- Permissionless.- Tokenless.- Free-to-use. Join us in celebration! π
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New feature! π₯ Attest and verify any type of document or file. Why? It's going to be increasingly hard to tell what's real and not real with AI. Now, creators can easily generate a hash of their content, attest to it, and let others verify it against the hash.
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Announcing the Attestation Fellowship! π. It's a 6-week builder program taking promising attestation founders from idea stage to demo day in front of leading ecosystem partners. Apply to the inaugural batch!.
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Exciting news for the Superchain!. EAS is now natively integrated into the OP Stack. What does this mean? All future OP Stack chains deployed will automatically include the EAS contracts at Genesis.
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So grateful to see @VitalikButerin mention EAS and talk about the importance of attestations at @ETHGlobal Waterloo's opening keynote π
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Just Shipped! β¨ Private Data Attestations using Merkle Trees. Leverage private data attestations for secure verification, selective disclosure, and enhanced privacy without revealing the entire dataset!. Learn more & try it outββ.
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Introooducing Transitive Trust, an open-source algorithm used to propagate and compute trust in p2p reputation systems! π₯. - Balanced incentives.- Ensures genuine interactions.- Sybil-resistant.- Scales efficiently. Read the blog:.
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The first cohort for the EAS Fellowship has been selected! π. 155+ teams applied -> 15 selected. Thank you to the mentors who helped us evaluate and pick our inaugural batch. Over the next 6-weeks, we'll be helping these founders scale their ideas and get ready for demo day!
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New total attestations milestone reached! π
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New @BanklessHQ episode all about attestations and EAS! A must listen. Thank you @TrustlessState & @RyanSAdams for having us on! π₯π₯.
Can Ethereum defend against AI?. We welcome Bryce Patrick & Steve Dakh (@stevedakh) from the Ethereum Attestation Service (@eas_eth). EAS is a new public good, open, permissionless, & token-free. Is this the key unlock for decentralized identity through crypto?. Find out π
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EAS is officially live on Telos! π
We're excited to share that Telos has integrated with the Ethereum Attestation Service (@eas_eth), empowering onchain and offchain trust and verification to unlock RWA. π§΅π
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What digital identity, DID, or verifiable credential projects are you rooting for going into 2023? . Addβ/ remove βfrom this list:.@gitcoin passport,.@Sismo_eth,.@gitpoap,.@proofofhumanity,.@discoxyz,.@layer3xyz,.@SpruceID,.@BrightIDProject,.@0xPolygonID,.@ceramicnetwork . ππ.
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Builders, are you passionate about the future of verifiable credentials (VCs)?. Explore our fresh take on:.-- ERC-721 and Soulbound Tokens (SBTs).-- An alternative path + use cases.-- A perspective on the future. ππ.
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Just shipped! π. You can now timestamp off-chain attestations on-chain π€―. This gives an additional superpower and layer of trust to off-chain attestations. Explore how this works and why it matters. π§΅
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cb verification <> @Veildotcash πͺ.
now supports @coinbase Onchain verification via EAS on @base for verified pool access. Over 500,000 Coinbase verified accounts are now eligble to use Veil for privacy once they hold 2,500 $VEIL tokens. More details here:.
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If you're passionate about Account Abstraction, this article is for youπ«‘. Discover how attestations can supercharge EIP-4337 by offering context-rich transactions and increased control over authorizations.
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Sooo many attestations! EAS just passed 100k attestations on OP Mainnet. OP governance co-grant participant attestations coming in π₯π₯.
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How do we know who or what to trust online & onchain? It can be exhausting, right?. This article explores the concept of Relative Trust Networks and how attestations are changing our approach to establishing trust.
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EAS is evolving. A widely used attestation layer must be free from bias and not favor any one particular group. That's why EAS is taking steps to enshrine credible neutrality at its core. Learn more:.
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Are you new to attestations? β¨. Give our interactive onboarding experience a spin on:. It'll help you learn:.- What attestations are.- Understand how ecosystems like OP use attestations.- How to make your first one.
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Excited to share our new domain is now ππ! . Special thanks to the @receiptsxyz team for giving us the heads up π!.
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EAS had 45 submissions at @ETHGlobal Paris! π€―. Builders that used attestations went on to win $73k across 26 different partner bounties. Over the next few days, we will celebrate these builders by showcasing their projects and how they used attestations. First set is tomorrow.
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OαααΌα©Iα ααα°α°Eα α·αIαͺαͺα©TαΌOα has officially kicked off! βοΈπ΅. EAS is contributing $10k in prizes for the Top 5 attestation-BASED projects that use attestations in an impactful way.
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We're going to be making UX improvements to the Attestation Explorer and we'd love your feedback so we can prioritize what matters most. Our goal is to make schema discovery & coordination easier for builders. DM us or drop your comments below if you'd like to participate π
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Congrats to the EAS Attestation Summer Winners!! Special thanks to all of you who built on EAS π π. π endorse dot fun - social graph.πΌοΈ Framify - shopify receipts.π΅ MESA - music ownership rights.π ZUNI - smart vaults.β
Bountycaster Attestations - proof of work. Explore π.
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We had some fun hacking before @ETHGlobal to give builders inspiration on EAS. We built a "metIRL" schema and frontend to attest to people we met in real life at the hackathon. Fully open-source :). Try it out -> Github ->
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EAS Fellowship Update! β‘οΈ. We've narrowed down our list from 155+ teams to 35. The fellowship mentors are now voting to select the first cohort of 10 teams. We'll announce the first cohort on Tuesday, March 19th, with the fellowship officially starting the following week.
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It looks like @Scroll_ZKP broke the EAS dune dashboard π Over 700k+ attestations made since launching Scroll Canvas, a permissionless way for builders to issue badges (as attestations). @gitcoinpassport is also driving volume with over 70k+ stamps & scores attested to. Thanks
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Excited to see @farcaster_xyz's announcement to migrate to OP Mainnet. π. The Farcaster community's focus on building strong decentralized user experiences is something we're keenly looking forward to in the Superchain.
Thrilled to announce Farcaster will be moving to OP Mainnet. Many of our most active users & developers are building on the OP Stack across OP Mainnet, Base & Zora. Weβre also excited about Optimismβs strong commitment to open source & OP Mainnet identity initiatives like EAS.
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RetroPGF approved project attestations π₯. Notice how the attestation is a simple bool (true/false) for approval that references the original application attestation. Schema Used:.
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"Every politician will have an account on a blockchain service, a crypto service, and every politician whenever they say anything in public, whenever they have people around them with cameras all the time, whenever they put out a statement, they're gonna cryptographically sign it.
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Great first day at β¦@EthereumDenverβ©! Excited for round 2 π come say hi if youβre in town
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Great EAS tutorial by @sensahil! uses gen AI to have Snoop & Kanye as guests π€£.
Created a video in collab with @kanyewest and @SnoopDogg to explain @eas_eth visuallyπ€£π€£. To learn more about EAS and how to actually make attestations using EAS, check out the full video in the first comment1οΈβ£
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UX/UI design update β¨!. Easily make schemas about any topic with our no-code schema builder. What improved?.- Simplified UI.- Ability to reorder fields.- Choose if your field is an array. Try it out on:.
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New podcast episode on @greenpillnet with @owocki @carl_cervone & @stevedakh discussing all things EAS & Impact. Great episode if you're interested in:.- Different ways to track impact = profit.- Web of Trust & Attestations.- Google Page Rank vs Ethereum Impact Rank. more.
ITS IMPACT SZN!. new greenpill w @carl_cervone @stevedakh, we are chatting abouit Ethereum Attestation Serviceπ οΈπ’. How could EAS help builders create a web of trust that helps us achieve impact = profit? π«‘π±. Listen => Collect =>
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Why are decentralized communities centralizing data and governance? π€. Enjoy this article packed with examples of how communities can break free and enhance:.- roles & authorizations.- voting systems.- member engagement.- portability.- and more. ππ.
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Attn: Based Builders!. Need some ideas for the Onchain Summer Buildathon? There are over 200+ ETH available in prizes. We curated a list of 50+ attestation-based ideas across all 8 tracks to help inspire you. Good luck π΅ π₯!.
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3,000,000 attestations β
.-- 217k unique attesters.-- 973k onchain recipients.
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Voting systems are often plagued with sybil attacks, fraud, and misrepresentation. These 6 projects used attestations during @ETHGlobal Paris to build more authentic, secure, and private voting systems. Let's check out what they built! π³οΈ
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Who are some of your favorite product designers in the industry right now (ux/ui)? Looking to add a design mentor to the Fellowship program. More about the fellowship: . Tag them below π.
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Just passed over 50,000 attestations on Optimism Mainnet from 8,000 attesters. β‘οΈ. Great use cases from:.- @gitcoinpassport stamps + scores.- @optimismFND optimist profiles.- @optidomains domains.- @givepraise reputations. more
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2025! Here's what's on tap at EAS:.β€· Research + tooling for zk attestations.β€· Explore future EAS upgrades.β€· Builder support program.β€· Standardization + interop of attested data.β€· Improved devex to go from idea -> attestation faster.β€· Several attestation product experiments
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Interesting intersection of offchain attestations and onchain gaming π . The attestation is signed by the user to preserve the authenticity of the in-game action and prevent outcome manipulation.
@OpenAI @llama_index In order to recreate the randomness of rolling dice, the warp function, which advances the story, implements the following logic:. 1) The player selects an action and executes the fx.2) the player signs an off-chain attestation, creating a UID.3) The outcome of the action is
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EAS is now integrated into @guildxyz as a Requirement!. This gives you more control + security over who you allow into your communities & chat groups. Example: Only allow members who have received X attestation(s) from Y address into your telegram or discord. Learn how below π§΅
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Congrats on the integration @protocolreclaim! Excited to see what products and experiences get built from this β‘οΈ.
We are happy to announce that ZK proofs by Reclaim are now available at @eas_eth π. A significant milestone for the accessibility of web2 attestations in the web3 world!π. Let us tell you why!π§΅
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Fellowship Program Update! π¨. The application due date is being extended ~2 weeks from Feb 18th to the end of day March 6th, soon after ETHDenver. Schedule:.β³ Application Deadline: March 6th.β³ Program Start: March 19th.β³ Target Demo Day: April 26th.
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Help inform our research! π«‘. Which zk ecosystem builders do you want to make sure we talk with? Looking for your favorite infra, tooling, apps, and researchers. Are you a builder that wants to build with zk & attestations? We also want to chat with you!. So far we've had.
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The Superhack was π₯! It's great to see attestations becoming easier and more popular to build with. - Of the 295 projects, nearly 1 out of 4 projects used EAS (68 total).- The Top 3% of teams made it to the finals, and ~1/3 of them used EAS. Let's check out the teams ββ
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Thrilled to be recognized as a finalist in the first @dao_drops public goods funding round!. There are so many unique projects and contributors pushing Ethereum forward. β. A big shoutout to all our supporters π!. Check out the finalists here:.
The moment you've been waiting for has arrived! . The results of DAO Drops Round 1 are in: The funds were distributed to the final nominees for making public goods. Check your wallet!π§.
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The EAS Attestations card is live on @etherscan!. Cards display the total count of attestations made and received across chains β¨(ethereum, op, base, scroll, linea, polygon, arbitrum, zksync, celo).
π Etherscan Card: EAS Attestations. View the total number of attestations involving an address across multiple chains supported by @eas_eth . Click on View Details to see more info!
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By popular demand, we're pleased to share that all "on-chain" references have been officially squashed. The explorer now properly reads "onchain". πͺ
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Grateful for all the attesters and public goods supporters this year π.
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Love seeing all the quadratic voting attestations come through for @devfolio's @ETHIndiaco hackathon πͺ . Hackers attest to the projects they want to allocate their 100 votes to. Then the prize pool gets allocated quadratically based on the votes. Schema:.
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Devs, are you hacking at @ETHGlobal Waterloo June 23-25th? . EAS is awarding the top teams who build the: .π $2k - Most Innovative Attestation Project .π₯ $1k - Runner Up, Most Innovative .π€ $1k - Best Social Impact Attestation Project .βπ€«$1k - Best Privacy-Preserving.
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Great seeing EAS recognized as a top recipient for OP Governance infra and tooling π€ π. EAS is used in RF to:.- Provide unique IDs for projects/orgs.- Capture/update project/org metadata.- Log project submissions/applications.- Record approvals/rejections.- Detail reward amnts.
Governance Infrastructure & Tooling are essential pillars that allow for DAOs to function, coordinate, and secure the foundations they govern. The top recipients were:. @eas_eth.@AgoraGovernance.@SnapshotLabs
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Let's gooooooo!β‘οΈ.
Coinbase Verifications are live on Guild! πͺ. The fully open, composable, and onchain future is closer by the day. Shoutout to the amazing teams at @CoinbaseCloud @eas_eth and @BuildOnBase - you all are rockstars!.
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"Own your own data". We've all heard that before. How much control and ownership do we really have?. Most projects today are building one layer too high, limiting the portability and interoperability of user data. Off-chain attestations offer a solution ββ.
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New projects and EAS tools have been added to the ecosystem page! πͺ. @WitnessCo_ .@bountycaster .@Devouchxyz .@metricsgarden .@0xEthereumEco .@coordinape .@AstralProtocol .@c_atts .
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Congrats to the @receiptsxyz team on their launch! π₯.
bring your Strava data to your wallet π₯. Receipts is now in limited public beta (@receiptsxyz). because you're interesting, and now your wallet can reflect that
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Great way to end @ETHDenver meeting Governor Jared Polis! . Itβs so refreshing to see policymakers collaborate with the blockchain community and discuss progressive technology like Ethereum & EAS. Thanks for @GovofCO and his administration for supporting blockchain innovation!
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Retropgf is right around the corner! There are soo many ideas to build on the @Optimism builder's idea page. If you're eager to build something new, take a look at the ideas page below π. Here are a few attestation-focused projects. Happy building,.
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Quick update to the Attestation Explorer. You can now easily switch between chains. π.
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The EAS Fellowship builders are actively defining their MVP strategies for the demo day. Fun connecting with teams like the @enso_collective in Gather Town to learn more about their approach!πΊ
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Attn: Public Good Supportoors!. Two grant rounds are live and ending soon. Every vote & every contribution helps public goods like EAS continue to make an impact. Explore eligible projects and help spread the word:.GG19: Retropgf:
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EAS Fellowship demos are happening right now! π Round 1 of demos just completed in Gather Town. Special thanks to our judges @yiryan, @0xMasonH, @SamBroner, @iamchrisssutton, + @stevedakh
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New article! π₯ A Sybil Resistant Future Using Attestations. Explore how a common standard for attesting leads to robust digital identities that strengthen our resistance to Sybil attacks.
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Congratulations to all the @ethglobal EAS Superhack winners! π. - There were 69 total submissions across two tracks (insert meme). - 36 teams who used EAS went on to win ~$64k in additional prizes.- A majority of the top finalist for OP, Base, Worldcoin, & Celo used EAS in their.
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Congrats on the integrations already! π₯.
Coinbase verified account is now live along with our first @receiptsxyz integration. You can import yours if youβve made at least 1 connection and then navigate to the Proofs page.
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AI music generation is going to be wild. EAS Anthem - full lyrics & beat generated using Suno AI π€―.
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Builders, have you explored the docs lately? There's a ton of new and refreshed content for technical and non-technical builders. The focus on DevEx is a high priority for us to make sure you can get building, well. fasterβ‘οΈ. Wdyt?.
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Congrats to the EAS winners of @ethbelgrade! Awarded to the most innovative attestation buildersπ₯!. The winners are:.π₯ Ponte - Employment verification w/ zk + attestations.π₯ PhoenixGuard - Insurance protocol for burned tokens.π₯ AwesomeTutorials - Gamified learning for EAS
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Excited to share EAS will be presenting in the Super Demo Finals round at @EDCON2023! π. If youβre here, come join us on the 23rd at 4:30pm at the main stage.
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Any EAS builders planning on being at @ETHIndiaco? EAS will have a bounty! . Weβre looking for a few ambassadors that would like to represent the protocol π₯ tag someone youβd recommend or drop their x/Warpcast profile ππ.
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Love seeing what builders can build using EAS!. Shoutout to @devfolio and the amazing team behind @ETHIndiaco for building a Quadratic Voting System for their hackathons using attestations π₯π€©!. Live on @arbitrum.
Introducing QUADRATIC VOTING ππͺ©ππΎ. QV is a mathematically optimal way of voting which goes beyond a yes or no vote, enabling people to choose the intensity of their preferences. And we're stoked to implement it at our hackathons. @faradayfury & @vanshikarattan delving deeperπ
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The @devfolio builder community continues to ship new attestation projects! π. They first started with quadratic voting to support hackathons like ETHforAll & ETHBarcelona, introduced "cheer" to celebrate innovation, and are now exploring credentials.
Show and store your work onchain! π. π₯ Say GM to "Onchain Credentials on Devfolio" β your digital proof-of-work which is:. π Forever stored on @ethereum .π Independently verifiable.π Gateway to new opportunities. Here's @androidanyl telling us how they work β
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Meeting people IRL this week in Paris? You should attest to it π. This is a simple dapp that leverages offchain attestations to attest to people you meet in real life.
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Adding a verification badge for known entities to signal their trusted addresses and schemas. More to come! β‘οΈ.
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Less than 36 hours until applications close for the 1st EAS Fellowship! π¨ 122+ teams have applied so far π₯. ~ Deadline: 11:59pm PST 3/6/2024.~10 teams will get accepted.- Start Date: 3/19.- Target Demo Day: 4/26. If you're passionate about EAS, apply!.
Announcing the Attestation Fellowship! π. It's a 6-week builder program taking promising attestation founders from idea stage to demo day in front of leading ecosystem partners. Apply to the inaugural batch!.
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Excited to see what the @gitcoinpassport community builds with attestations πβ‘οΈ.
π§ͺ We are starting to experiment with onchain attestations via @eas_eth. This is for @gitcoinpassport to start. π‘οΈ. βοΈHit me up in replies or DMs if you are interested in onchain reputation data. π«‘. ie, smart contracts gated by passport scores (maybe governance, maybe LPs, etc).
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π Excited to share @aspecta_id is leveraging the power of attestations to enhance dev experiences through:. - Proof of Achievement & Skills.- Proof of Hack.- Proof of Residency at Hacker Houses. Learn more ββ.
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