Ethereum Attestation Service
@eas_eth
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EAS is an open-source public good for making attestations onchain or offchain. Use it to build more trust online. | 🦇🔊
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The first cohort for the EAS Fellowship has been selected! 🎉
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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EAS is officially on Base 🔵!
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!⚡️🎉
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 ↓↓
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EAS is live on Mainnet!! ⚡ 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! 🎉
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New feature! 🔥 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! 🎉
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 💙
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Just Shipped! ✨ 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 out↓↓
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New
@BanklessHQ
episode all about attestations and EAS! A must listen.
Thank you
@TrustlessState
&
@RyanSAdams
for having us on! 🔥🔥
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 👇
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What digital identity, DID, or verifiable credential projects are you rooting for going into 2023?
Add➕/ remove ➖from this list:
@gitcoin
passport,
@Sismo_eth
,
@gitpoap
,
@proofofhumanity
,
@discoxyz
,
@layer3xyz
,
@SpruceID
,
@BrightIDProject
,
@0xPolygonID
,
@ceramicnetwork
👇👇
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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
👇👇
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Just shipped! 🎉
You can now timestamp off-chain attestations on-chain 🤯. This gives an additional superpower and layer of trust to off-chain attestations.
Explore how this works and why it matters. 🧵
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If you're passionate about Account Abstraction, this article is for you🫡.
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 🔥🔥
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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? ✨
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 🎉🎉!
Special thanks to the
@receiptsxyz
team for giving us the heads up 💙!
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EAS had 45 submissions at
@ETHGlobal
Paris! 🤯
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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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 🙏
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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! ⚡️
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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Excited to see
@farcaster_xyz
's announcement to migrate to OP Mainnet. 🎉
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.
We’re also excited about Optimism’s strong commitment to open source & OP Mainnet identity initiatives like EAS.
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UX/UI design update ✨!
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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RetroPGF approved project attestations 🔥
Notice how the attestation is a simple bool (true/false) for approval that references the original application attestation.
Schema Used:
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Great EAS tutorial by
@sensahil
! uses gen AI to have Snoop & Kanye as guests 🤣
Created a video in collab with
@kanyewest
and
@SnoopDogg
to explain
@eas_eth
visually🤣🤣
To learn more about EAS and how to actually make attestations using EAS, check out the full video in the first comment1️⃣
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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 Service🛠️🟢
How could EAS help builders create a web of trust that helps us achieve impact = profit? 🫡🌱
Listen =>
Collect =>
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Why are decentralized communities centralizing data and governance? 🤔
Enjoy this article packed with examples of how communities can break free and enhance:
- roles & authorizations
- voting systems
- member engagement
- portability
- and more
👇👇
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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! 🗳️
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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 💙
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Interesting intersection of offchain attestations and onchain gaming 👀
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 🧵
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Just passed over 50,000 attestations on Optimism Mainnet from 8,000 attesters. ⚡️
Great use cases from:
-
@gitcoinpassport
stamps + scores
-
@optimismFND
optimist profiles
-
@optidomains
domains
-
@givepraise
reputations
+ more
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Congrats on the integration
@protocolreclaim
! Excited to see what products and experiences get built from this ⚡️
We are happy to announce that ZK proofs by Reclaim are now available at
@eas_eth
🙌
A significant milestone for the accessibility of web2 attestations in the web3 world!🌉
Let us tell you why!🧵
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Fellowship Program Update! 🚨
The application due date is being extended ~2 weeks from Feb 18th to the end of day March 6th, soon after ETHDenver.
Schedule:
↳ Application Deadline: March 6th
↳ Program Start: March 19th
↳ Target Demo Day: April 26th
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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. →
A big shoutout to all our supporters 🙏!
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!💧
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The Superhack was 🔥! 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 ↓↓
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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". 💪
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Oh, and it's powered by EAS attestations⚡️.
We’re excited to partner with
@Optimism
Superchain to give web3 devs access to the Superchain Faucet! 🚀
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Love seeing all the quadratic voting attestations come through for
@devfolio
's
@ETHIndiaco
hackathon 💪
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:
🏆 $2k - Most Innovative Attestation Project
🥈 $1k - Runner Up, Most Innovative
🤝 $1k - Best Social Impact Attestation Project
🤫$1k - Best Privacy-Preserving…
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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 ↓↓
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Let's gooooooo!⚡️
Coinbase Verifications are live on Guild! 🪐
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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Great way to end
@ETHDenver
meeting Governor Jared Polis!
It’s 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 👀. Here are a few attestation-focused projects.
Happy building,
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Congrats to the
@receiptsxyz
team on their launch! 🔥
bring your Strava data to your wallet 🔥
Receipts is now in limited public beta (
@receiptsxyz
)
because you're interesting, and now your wallet can reflect that
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Quick update to the Attestation Explorer. You can now easily switch between chains. 🙌
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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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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!🕺
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New article! 🔥 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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AI music generation is going to be wild.
EAS Anthem - full lyrics & beat generated using Suno AI 🤯
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Congrats on the integrations already! 🔥
Coinbase verified account is now live along with our first
@receiptsxyz
integration.
You can import yours if you’ve made at least 1 connection and then navigate to the Proofs page.
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Congrats to the EAS winners of
@ethbelgrade
! Awarded to the most innovative attestation builders🔥!
The winners are:
🥇 Ponte - Employment verification w/ zk + attestations
🥈 PhoenixGuard - Insurance protocol for burned tokens
🥉 AwesomeTutorials - Gamified learning for EAS
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Excited to share EAS will be presenting in the Super Demo Finals round at
@EDCON2023
! 🎉
If you’re here, come join us on the 23rd at 4:30pm at the main stage.
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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... faster⚡️
Wdyt?
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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 🔥🤩!
Live on
@arbitrum
.
Introducing QUADRATIC VOTING 😎🪩💃🏾
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 deeper👇
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The
@devfolio
builder community continues to ship new attestation projects! 💙
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! 😎
🥁 Say GM to "Onchain Credentials on Devfolio" — your digital proof-of-work which is:
🔒 Forever stored on
@ethereum
🏁 Independently verifiable
🎁 Gateway to new opportunities
Here's
@androidanyl
telling us how they work ↓
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Adding a verification badge for known entities to signal their trusted addresses and schemas.
More to come! ⚡️
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Meeting people IRL this week in Paris? You should attest to it 😉.
This is a simple dapp that leverages offchain attestations to attest to people you meet in real life.
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Less than 36 hours until applications close for the 1st EAS Fellowship! 🚨 122+ teams have applied so far 🔥
~ 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! 🎉
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 🎉⚡️
🧪 We are starting to experiment with onchain attestations via
@eas_eth
. This is for
@gitcoinpassport
to start. 🛡️
⛓️Hit me up in replies or DMs if you are interested in onchain reputation data. 🫡
ie, smart contracts gated by passport scores (maybe governance, maybe LPs, etc)
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Coordinating around schemas is an important part of the attestation ecosystem. As a creator, you can now easily set "Descriptions" and "Context" to your schemas on EAS! This is done using a referenced attestation to the UID of the schema. 🔥
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🎉 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 ↓↓
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Thank you ZaynR for translating our welcome page docs! 🙏💙
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Awesome to see the quadratic voting process using attestations at
@eth_barcelona
via
@devfolio
+ EAS🎉
I'm stoked to share the Quadratic Voting results for my project, AtomiK, at ETHBarcelona! 🎉 😎
We received 11 attestations and 373 votes, with a matching amount of $1248.
Check out the QV details here:
@devfolio
@ETHIndiaco
@eas_eth
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Try out the new content verification feature free on Sepolia ✨ Also available on Optimism Goerli and Arbitrum.
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Gitcoin Passports can now move onchain 🔥👏
.
@GITCOINPASSPORT
JUST TOOK A BIG STEP FORWARD 🔥
Starting today, Gitcoin Passport holders can now move their Passports Onchain ⛓️
This means that your reputation built with
@GitcoinPassport
will now be able to be read natively via smart contracts in the Ethereum Ecosystem.…
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What an incredible breakdown of EAS by
@vasa_develop
! 🔥🔥 Thank you for putting this together.
A must-read to speedrun your education on attestations and EAS.
Public goods and infrastructure are the backbone of any open-source ecosystem.
Ethereum Attestation Service (EAS) is one such public good that has a wide variety of applications.
Let’s explore it from a layman’s perspective and understand how you can use it in your projects!
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Nothing to see here… just a cat hacking with offchain attestations 😂
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With EAS now live on Base, Base builders can experiment with ways to decentralize identity, build attestations into their dapps, and so much more.
Want to see how it works?
Attest to being a Base builder below. 👇👇
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Come join us tomorrow on OP Radio!
If you're curious about decentralized identity, reputation systems, and how we can build more trust online... this one is for you 👇👇
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9) Our focus now is on builder experience + education. 💪
Start exploring:
- Attestation explorer ()
- Schema builder ()
- Attestation maker ()
- SDK ()
- Docs ()
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Over the next few days, we will be celebrating the
@ETHGlobal
builders who used EAS in their projects for various attestation use cases.
Join us & celebrate the 12 projects that used attestations as a type of ✅verification.
Eg.
Ticketing
Reviews
Subscriptions
Receipts
+more
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Curious about the schemas being used in RetroPGF3 and how to query the data?
Schemas were used to:
- generate profiles,
- submit applications,
- approve applications,
- register badgeholders,
- record contributions, and
- generate lists of unique projects.
🧵
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Here's how it works:
1️⃣ Upload any document type
2️⃣ We generate a unique hash
3️⃣ Attest to the hash
4️⃣ Share for others to verify
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What a great explainer video from
@vasa_develop
on all things EAS & attestations!
Love seeing this type of contribution from the community. 💙👏
Thank you Vasa.
Introducing a short explainer video for Ethereum Attestation Service (EAS)
Explore:
- Why do we need EAS?
- How does EAS work under the hood?
- How to build a social networking app with EAS?
- What else can you build with EAS?
Thanks to
@stevedakh
for all the feedback!
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There are several use cases this is helpful for.
Attesting to a hash of:
- A software release
- Podcasts and video files
- Documents and PDFs
- Images
- Any type of file
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EAS is now live on OP Goerli!
The upgraded contracts will be available on OP Mainnet following the launch of Bedrock.
New to attestations? Give the interactive tutorial a try.
👇👇
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This integration cements the role of trust and attestation as fundamental elements within the developing Superchain, making them as integral as transaction processing and smart contract execution.
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10) Congratulations to the entire attestation ecosystem for being early pioneers in this field. Let's work together to bring trust to every project in the Ethereum ecosystem. 🎉
Learn more from our recent launch announcement:
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A few improvements have been made to the Schema pages!
- Schema creators can now easily personalize names, descriptions, and context.
- We've also added a "Code Sample" tab to show how the attestation of that schema would be made using the EAS SDK.
ex:
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We've started curating a list of industry mentors, judges, and partners who can help deliver an incredible experience for our founders.
Special thanks to the early mentors & judges from:
@cbventures
@a16zcrypto
@base
@gitcoin
@Optimism
@ensdomains
@blockchainjames
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Great coverage from
@sassal0x
on the OP AttestationStation switch to EAS and the importance of attestations.
EAS segment starts at 20:11 👀
The latest
@thedailygwei
Refuel is ready for your consumption! ⛽
Today's topics:
- Aztec details its zkRollup 👀
- Zapper Activity feed 📰
- Optimism switches to EAS 👍
- and much more ➕
Watch 👇
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Beta testnet attestation explorer up at
Use an existing Schema or register your own and start attesting!
Github:
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