protocol eng @Uniswap, previously breaking code @OpenZeppelin

if you need me today youll find me staring at v4 on etherscan
Uniswap v4 is here🦄 Users can LP on v4 through the Uniswap web app and swapping is rolling out over the coming days on web and wallet as liquidity migrates to v4 Live on Ethereum, Polygon, Arbitrum, OP Mainnet, Base, BNB Chain, Blast, World Chain, Avalanche, and Zora Network
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Today I joined @Uniswap as a smart contract developer! My time auditing for @OpenZeppelin was incredible, but I'm excited to be developing again. I can't wait to show you all what we'll build next.🦄✨
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Tweets like this make it obvious why women feel unwelcome and objectified working in crypto and many end up leaving. Something needs to change.
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uniswap contracts don't build themselves 🫡
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uniswap v4 started audits this week!!! security summer™️ is under way babyyyy
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i hope one day crypto twitter can stop judging every woman in this space on their looks, and instead judge them based on their contributions, intelligence and values
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catch me and @saraareynolds on the @EthCC main stage tomorrow 🇫🇷 we’re talking about the journey of why we designed Uniswap V4 to be so collaborative and flexible 🦄
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SO EXCITED for you all to see what we've been building behind the scenes! 🦄🦄🦄
1/ Uniswap builds public infrastructure that pushes crypto forward. Today we are excited to introduce Permit2 & Universal Router—new smart contracts that increase the flexibility of token approvals & aggregate ERC20s & NFT swaps into one ✨ uniswap.org/blog/permit2-and…
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pls no one speak to me next week we're expecting >500 submissions
Uniswap v4 security competition ends Oct. 1st Submit your bugs by Tuesday 8am ET for a chance at the $2.35M prize pool 🦄
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Want to know more about Uniswap v4? Come and listen to @saraareynolds and I talk at EthCC next month!
Replying to @EthCC
🎤 #EthCC Speakers 🎤 @hensha256 from Uniswap Track: Decentralised finance 💙🤍❤️
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gm see yall in thailand
Excited to have @hensha256, Smart Contract Engineer @Uniswap, speaking at DSS! 🦄 She'll be walking us through "500 Days of Security Summer," sharing the long journey behind securing Uniswap v4. From audits to bug bounties and everything in between, get ready for an exclusive look into how they tackled it all.
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on sunday we're having an in-person hacker house in NYC as part of the $2.35m competition @Uniswap protocol eng will be there, plus auditors from 4 of the firms that audited v4 its the perfect place to kick-off the competition - theres only 22 places left! lu.ma/x8hrt9pn
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who's coming to EthCC next week and wants to come to the first ever UniDay??? 🦄👀 therell be talks by @Uniswap and @UniswapFND teams, and developer workshops with the protocol team to improve your hook-building skills! rsvp here! lu.ma/0k674b6o password: captain-hook
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4th thing shipped by @Uniswap in the last week 🔥🫡
Say hello to the most expansive Limit Order offering in DeFi Buy and sell any token at your price, on your terms, without having to watch the market Now LIVE in the Uniswap web app 🦄
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i’ve never before received so many compliments on a test
Been watching the @Uniswap team working on this PR with eagle eyes as it unlocks some incredible hook logic. Great work from @hensha256 and @snreynolds for pushing this through. Some fantastic Foundry tests implemented. github.com/Uniswap/v4-core/p…
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taking part in the @Uniswap competition? or just want to learn more about v4? checkout this stream from yesterday's HackerHouse piped.video/watch?v=Jn1VVq74… 👇
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how i started in crypto: 1. intern at hewlett packard research labs, asked to research “hash chains” 2016 2. read all about blockchain 3. decided it was the future 4. got a job at ConsenSys, learnt solidity, moved to NYC 5. @Consensys -> @airswap -> @OpenZeppelin -> @Uniswap 🦄
how i started in crypto: 1. friend doing education in china sends me Uniswap v1 whitepaper, jan 2021 2. "interesting" 3. applied to crypto vcs, rejected by all 4. applied to (100+?) crypto start-ups, got 1 interview 5. got offer and started at @Uniswap, dec 2021 full circle
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ty everyone for the amazing response to @Uniswap NFT and UniversalRouter 🔥 and ty @haydenzadams for my celebratory @FroggyFriendNFT 🐸 can't wait for you to see what else we've got in store 👀
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Come and join the amazing @Uniswap team - we have 20+ open roles! 🦄✨ If you don't see the role you're looking for DM me! jobs.lever.co/Uniswap
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excited and terrified for what everyones gonna find come and try to break uniswap v4 !!!
Welcome @uniswap and @uniswapFND to the Cantina with the new largest web3 security competition in history: 💰  $2,350,000 USDC 📅 Sept 4th - 30th 📍 @cantinaxyz Yup, 2.35M. That just happened. It's time to lock in researchers. 🔒🪐
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we are hosting a hacker house in new york as part of our $2.35m uniswap v4 competition!! itll be fun come join in!!! 🦄
ATTENTION: ​Calling all Security Researchers 🪐 Cantina, @Uniswap, and @UniswapFND will be hosting a HackerHouse for the massive $2.35M Uniswap v4 competition on @cantinaxyz. Full access to Uniswap's team. All meals provided. No costs. Just show up. Seats Limited. RSVP Below:
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have u heard? i love uniswap v4
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Once you've tried our sidebar, you'll never want an extension again 😮‍💨😮‍💨
Say goodbye to pop-ups. And hello to the sidebar. Uniswap Extension is now available for everyone 🦄
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15 mins til we talk about v4 !
v4 creates an incredibly powerful platform – fast, safe pool customization & efficient routing across it all 🤩 Tomorrow we’re going live with @haydenzadams & the team to talk about it. Subscribe and turn on notifications here: piped.video/watch?v=TRaP9fJu…
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happy transient storage week!!!! uniswap v4 is one step closer 🚀
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It was worth the wait 🔥
1/ THIS IS NOT A DRILL 🔥🔥🔥 The Uniswap mobile wallet is out of Apple jail and now live in most countries 🎉✨ Download our self-custody, open-sourced app today! 👇 apps.apple.com/us/app/uniswa…
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I did not miss hardhat... 9 minutes to run 178 tests🤯
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In 30 minutes I'll be talking about using @Uniswap V3 as a price oracle 🔮 This is part of the ongoing UniCode hackathon, but anyone is welcome to watch the talk live on youtube: piped.video/nCtJ0eqaEf0
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the hardest thing about argentine spanish is learning all the ways to use the word “pedo” which means “fart” ni en pedo -> ‘not even in fart’ -> no way en pedo -> ‘in fart’ -> drunk al pedo -> ‘to the fart’ -> waste of time a los pedos -> ‘to the farts’ -> to go fast
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Come and build Uniswap V4 with us! 🦄
1/ Today, we’re announcing our vision for Uniswap v4 🦄 We see Uniswap as core financial infrastructure & think it should be built in public with space for community feedback and contribution. An early implementation of the code can be found here: github.com/Uniswap/v4-core
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gm from brussels
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Why should women have to put on a "dude hat" to fit in in the blockchain space? We should be aiming to build an ecosystem thats inclusive and welcoming of everyone as they are
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Uniswap is the place to trade ALL DIGITAL ASSETS PS look at those gas savings 🤤
1/ NFTs are officially live on Uniswap!! 🎨🦄 Starting today, you can trade NFTs across major marketplaces to find more listings and better prices. We're also airdropping ~$5M USDC to historical Genie users & offering gas rebates to the first 22,000 buyers.
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Uniswap's interface is not affected by the ledger library attack
Seems Ledger had their NPM keys compromised and 3 new versions of at least ledger/connect-kit were updated to include compromised code in the last few hours. If you link to this at run time or compiled a build within the last few hours, please check this asap. Uniswap is safe
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"Since 2019, Jota has saved $1B+ in funds" 🫡 Jota is an OG in crypto security, and is so deserving of this new role! Bullish @OpenZeppelin 🐂
I have big news to share 🚀! Excited to announce that I’m now Head of Security Research at @OpenZeppelin! I started my journey in the blockchain ecosystem in 2018 at OpenZeppelin as a software engineer, building development tools and smart contracts. In 2019, I found the perfect mix of my passions — cyber security and economics — and became a security auditor right when DeFi was taking off. Since then, I've had the chance to help protect some of the most important protocols in the ecosystem and have fun breaking code with the brightest minds in the industry, I’m thrilled to lead our awesome team of hackers on new adventures and keep protecting the open economy 💪.
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👀👀👀👀👀👀👀👀
🦄🪐 notifications on.
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Replying to @ammori @Uniswap
you really changed not just this company, but the whole of crypto, for the better! 🦄 gonna miss you marvin 😭
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in 2 hours we're going to talk about v4 audits and security, and give advice for competitors in the cantina contest (PS contest starts in 1 hour!!!)
Dive into the highlights of the @uniswap v4 audit, key focus areas, and challenges Join @hensha256 and @saraareynolds from Uniswap & @holajotola, @0xSipox11 and @banditx0x from OpenZeppelin. 🎙️Today, 3:00 PM UTC httpstwitter.com/i/spaces/1j…
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its day 1 of ethcc and i already need a nap
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im tiredddddd of this
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we have to hold people accountable for their actions at crypto conferences. every single time I've gone to one I've been harassed by guys who think women are there for their entertainment. call it out if you see people harassing others. stop liking and retweeting sexist tweets.
just get the picture through your head i went to an industry conference someone took a photo of my ass, fully with the purpose of harassing me online, which worked, and now the official conference account is laughing at me. if that sht wouldnt make you cry idk what would
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Replying to @aadams
🙋🏼‍♀️
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🦄🦄🦄🦄
1/ Introducing the Uniswap mobile wallet 🦄✨ A completely self-custodial, open-sourced mobile app from the most trusted name in DeFi. Now available as a limited early release - through Apple TestFlight.
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i still think about this tweet regularly
EIP-712 has to be the biggest time vampire in Ethereum
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Replying to @DeFi_Dad @Uniswap
Setting the... sidebar 😏
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anyone know why so many mainnet->L2 bridges take like 20 minutes? I understand maybe 5 mins to wait for 20+ mainnet confirmations... but what needs to happen for it to take 20?
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Replying to @0xKaden
But have you seen the possum on our Position Manager aka PosM aka possum?
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Nice explainer thread on ERC7751 - a proposal a few of us at @Uniswap contributed to, to help improve the clarity of transaction error messages :)
Last week we at @Uniswap published ERC-7751 to standardize the way bubbled up reverts are handled. What does that mean? 🧵 (P.S. please join the discussion on the forum!) ethereum-magicians.org/t/erc…
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any devs want to come work at @Uniswap ? you probably know this already but... we're hiring. DM me!
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Replying to @hensha256 @Uniswap
it contains: - a full 2 hour walkthrough of v4-core and v4-periphery code - an intro to @certora's $100k formal verification pot - a talk about some of the bugs found in audits - a panel with auditors from Certora, @SpearbitDAO @OpenZeppelin, @trailofbits about the code
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Capture the Ether is broken as its on a deprecated testnet. It was such a great way to onboard new solidity devs to security. @smarx any plans to deploy it to Goerli? 🙏🏼
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eyyyy we're happy to have you on the team 🦄
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it’s a really good test though. maybe my best ever
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Replying to @saraareynolds
ok but no ones allowed to poach you and @crypt0glitter and @emguoz, youre all mine
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(tweeting this while i wait for my funds to bridge to zksync)
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this might be the nicest thing anyones ever said to me
@hensha256 would get a gold medal if gas golfing was an olympic sport ⛳⛳
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Replying to @hensha256 @frangio_
but i would say the most classic issue is you have a contract with eip712, you create hashing offchain, and they dont come out with the same hash... and you have to figure out why
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we did it at @airswap for v2 of the protocol! and we did it recently at @Uniswap too but that code isnt in the wild yet :)
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Replying to @deadrosesxyz
guess im not sleeping til you submit it 🙃
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Replying to @deadrosesxyz

ALT April Fools Joke GIF

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Replying to @nonefungible
why are you trying to find excuses for being rude about someone for literally no reason😭 i hope you find some kind things to say to people today
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solidity devs: has anyone managed to get accurate gas snapshotting on L2 forks? With both forge and hardhat Arbitrum forks they're coming out at like 1/3 of what they do if I send them on Arbitrum mainnet
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If you read the blog post you will see we acknowledge his amazing work! "Uniswap Labs would like to thank merklejerk for his work on permit-everywhere which was the main inspiration for Permit2"
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Replying to @ericzhong @Uniswap
Yay! We can't wait 🦄✨
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Excited to watch this panel later. The world's leading blockchain security experts in one place.
This week: our first #MarketMake event!! 𝐖𝐡𝐢𝐭𝐞 𝐇𝐚𝐭 𝐏𝐚𝐧𝐞𝐥: #𝐃𝐞𝐅𝐢 𝐞𝐱𝐩𝐥𝐨𝐢𝐭𝐬 💰 📅 Wed. Jan 13 🕒 3:00 PM ET Hosted by @nanexcool; Feat. @samczsun, @maurelian_, @emilianobonassi, @tinchoabbate & @fubuloubu Register Here → forms.gle/C28nw7V8qLLn74Q87
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do we think my doordash driver is ok
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Replying to @devtooligan
Uniswap Labs are hiring! We would love to be put in contact with them :)
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hahahaha SAME and I was so happy about it
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audit contest participants... why don't contests pay out first-come first-reported for issues?
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is there something on the Info page that you found helpful, that is not in the new explore page? We'd love your feedback!
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great walkthrough from one of our v4 auditors! definitely worth a read :)
If you’re participating in the Uniswap V4 contest next week, then I’ve got the alpha drop for you.  We just wrapped up on our audit of V4, and after many weeks of challenging heads down work, we’ve got a ton of takeaways that will greatly help onboard contest participants 🧵
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Replying to @0xz80
sounds like the perfect use of a uniswap v4 hook 👀 actually built a (not finished nor audited !!) proof of concept last week github.com/hensha256/v2-on-v…
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If you scroll down to the bottom youll find a section called `Example: Reverting Commands` that explains what youre seeing there :)
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sometimes the girlies need new foundry features 🤷🏼‍♀️
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Replying to @xin__wan
its giving FEI vibes
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and finally subo como pedo de buzo -> ‘to go up like a scuba diver’s fart’ -> to climb the social ladder
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Replying to @xin__wan
option 4: too many moving parts to think about on a tuesday morning
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i didnt know messi is a v4 fan too!!
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Replying to @binji_x
you should judge a hackathon! for an O1A that counts under the “judge work of others in your field” category and is easy to achieve!
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Replying to @patagucci_girl
ty tina
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Weve had a long security process on v4 for months already - so we didn’t know exactly when we were going to be ready for the competition! We’ve given as much warning as we realistically could, but agreed the more the better with competitions!
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It's not about women changing to become what "male culture respects" as you say. Why should women change for male respect - that's the male-centric way of looking at it. Maybe instead men should do what female culture respects, and stop objectifying us
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Why not listen to what the women are saying as intellectual human beings, instead of objectifying them purely for speaking at a blockchain event. Please stop.
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Replying to @gakonst
you didn’t! i just had to work on an old hardhat codebase today. I spent the whole day thinking about how much more i love forge 😂
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Replying to @davidesilverman
a `deposit(recipient)` and a `withdraw(amount, recipient)`
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Replying to @patagucci_girl
happy for u but unhappy for me !!!
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Replying to @patagucci_girl
im not able to help you with this question bc it doesnt mean anything to me, but hi
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you thought i was done? nope vivir en nube de pedos -> ‘to live in a cloud of farts’ -> to be out of touch with reality agarrarse un pedo -> ‘to grab yourself a fart’ -> to get drunk cagar a pedos -> ‘to shit farts’ -> to scold de pedo -> ‘of fart’ -> by chance
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Replying to @hudsonjameson
hahahah can confirm we have received 1 of these already
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Replying to @jtriley2p
—isolate and the new vm.lastCallGas ? I haven’t had a chance to try it yet but it sounds the most promising imo
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