Given an input asset amount and an array of token addresses, calculates all subsequent maximum output token amounts by calling getReserves for each pair of token addresses in the path in turn, and using these to call getAmountOut. Check Ethereum (ETH) account 0x14ad5831d8767692d38e25aa0a8fb48e2cd1ba0e, its balance and transactions First, it uses ETH to buy UniFi via Uniswap's ETH-UniFi pool. Arbiscan Rinkeby Testnet https://kovan-optimistic.etherscan.io/ > address > 0xe592427a0aece92de3edee1f18e0157c05861564 . * UniswapV2Library.sol -> UniswapV2Periphery.sol, and make the library a real library * Call the library directly wherever possible * Remove periphery inheritance and just use the V2 library * Remove duplicate library * Remove some unnecessary lines from periphery * Drop the periphery contract and interface * Address comments Filtered by Token Holder (Impermax: Router . . The token tracker page also shows the analytics and historical data. Start using @uniswap/v2-core in your project by running `npm i @uniswap/v2-core`. If Metamask asks you whether you want to permit Etherscan to spend your USDT, as it did for me, double check the transaction details. To start, UNI is available through four liquidity mining pools: UNI holders may vote to add more pools after an initial 30-day . Peripheral smart contracts for interacting with Uniswap V2 - GitHub - Uniswap/v2-periphery: Peripheral smart contracts for interacting with Uniswap V2. You need to enable JavaScript to run this app. The token tracker page also shows the analytics and historical data. The Uniswap Protocol supports trading of ERC20 tokens. It appears as a private transaction and although the contract is not the uniswap router, the operation is described as a uniswap v2 swap. Uniswap V2 is an upgrade on V1 Uniswap V2 provides ERC20 to ERC20 token swaps, where ETH is no longer required to be an intermediary token to facilitate the swap process. Uniswap V2 ROUTE/USDC: $2.76: $43,323.61 . About Uniswap (V2) Uniswap is a protocol for automated token exchange on Ethereum. Eth: $1,818.92(+4.05%)| 194 Gwei Home Blockchain View Txns View Pending Txns Review and revoke your token approvals for any dApp. It eliminates trusted intermediaries and unnecessary forms of rent extraction, allowing for safe, accessible, and efficient exchange activity. For a full description of v3 ' s features, please refer to our announcement blog pos t. This is prior to any confirmation popup from metamask, no confirmation ever pops. Create the contract and deploy it to the blockchain then pass it the required parameters and it will perform a token swap. It was launched on November 2, 2018. 11 11 13 15 17 20 22 25 27 01 03 06 08. This is prior to any confirmation popup from metamask, no confirmation ever pops. Token Approvals. If you look at the internal transactions with the "advanced" setting on etherscan, you'll see that this transaction did interact with the uniswap contract. We will be using Uniswap V2 in this article. function getAmountsIn(address factory, uint amountOut, address[] memory path) internal view returns (uint[] memory amounts); Copy. PROTOCOL. UNI, the Uniswap Protocol token, is live! Because its API is a bit easier to follow than Uniswap V3's API. Uniswap V2 and Uniswap V3 are both in use. Then, it sells that UniFi for BUIDL via Uniswap's UniFi-BUIDL pool. uniswap . Find out the most actively traded coin on Uniswap (v2). What is Uniswap Protocol? This article explains the GRO/rAAVE exploit that happened on February 08, 2021 at 06:17PM UTC in one of the rAAVE staking pools (stkGRO/rAAVE).. A. Swap, earn, and build on the leading decentralized crypto trading protocol. It is this "K" to which the "K" error refers. Optimism Testnet. The Address 0x93a2d8f93fc11976b3cc50ec15f4e95c07500aa2 page allows users to view transactions, balances, token holdings and transfers of both BEP-20 and ERC-721 (NFT . Edit this page Previous V3Migrator Next Error Codes Uniswap Sushiwap Router Protocol(ROUTE) ETH . This is probably an issue with one of the tokens you are swapping. In this pool, the price of 1 UniFi = ~0.00114 ETH. UniswapV2: K This is an error that is frequently encountered, and requires a bit of context to understand it. The Uniswap constant product formula is "X * Y = K". An attacker created a Fake ERC-20 token named rAXZZ and an associated with it an Uniswap V2 Liquidity Pool paired it with GRO (GRO/rAXZZ).. 1. Uniswap V2 (UNI-V2) Token Tracker on Etherscan shows the price of the Token $0.0000, total supply 0.597220399002117509, number of holders 123 and updated information of the token. add metadata. What happened. Feb 4, 2020.prettierrc. About Us; Contact Us; The Address 0x905b3da313b3070e04a037ac7e2cad28468b375f page allows users to view transactions, balances, token holdings and transfers of ERC-20, ERC-721 and ERC-1155 . Connect to Web3. Introducing UNI. Etherscangasgas . This arguably increases gas costs slightly, but all in all worth it for the large oracle enhancement. This is probably an issue with one of the tokens you are swapping. This was also known as "ETH bridging". Trade Volume. When I first start the cli and call the function I get 'runtime error: revert' and on any subsequent calls with varying parameters I also get 'revert reason: UniswapV2: LOCKED'. I know now that I have sent coins directly to the uniswap v3 router address. uniswap v2uniswap v2uniswap 1. This may happen if more efficient smart contract patterns are discovered, or if additional functionality is desired. uniswap; uniswap sdk. The Address 0x973d7d81f42095006f6ca0b665fc81f7f668f337 page allows users to view transactions, balances, token holdings and transfers of ERC-20, ERC-721 and ERC-1155 . Useful for calculating optimal token amounts before calling swap. It is built on the concept of Liquidity pools, automated market makers, or, to be precise, a constant product market maker. Staked Uniswap V2 (STKD-UNI-V2) Token Tracker on FtmScan shows the price of the Token $0.0000, total supply 3,122.062229185965524787, number of holders 2 and updated information of the token. It was built from commit 8160750. If they are like above, you are fine and you will be approving Uniswap v2 router and not Etherscan. $489B+. -. The Address 0x88e0a61798a3ced52f7654a5d79a90737f346631 page allows users to view transactions, balances, token holdings and transfers of both ERC-20 and ERC-721 (NFT . 60% of the UNI genesis supply is allocated to Uniswap community members, a quarter of which (15% of total supply) has already been distributed to past users. getAmountsIn UniswapV2Factory.sol Address UniswapV2Factory is deployed at 0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f on the Ethereum mainnet, and the Ropsten, Rinkeby, Grli, and Kovan testnets. If they are like above, you are fine and you will be approving Uniswap v2 router and not Etherscan. Uniswap describes itself as a simple smart contract interface for swapping ERC20 tokens. Improved Uniswap v2 TWAP oracle mechanism where a single on-chain call can retrieve the TWAP price with the the last 9 days. TVL. Double check the fee Metamask is offering, it said ~$140 for me. For this reason, routers have release numbers, starting at 01. Where address = [WETH address, MEME token address], sender = unlocked account, uniRouter is the json abstraction of the router contract. Preferences Company. Uniswap v3 is the most powerful version of the protocol yet, with Concentrated Liquidity offering unprecedented capital efficiency for liquidity providers, better execution for traders, and superior infrastructure at the heart of decentralized finance. The Real Housewives of Atlanta The Bachelor Sister Wives 90 Day Fiance Wife Swap The Amazing Race Australia Married at First Sight The Real Housewives of Dallas My 600-lb Life Last Week Tonight with John Oliver Dec 9, 2019.waffle.json. In this pool, the price of 1 BUIDL = ~2.83 UniFi. The attacker then proceeded in depositing 19,900,000,000,000 rAXZZ into the . how many homes lost in almeda fire; cqc interview questions for nominated individual; envelope stuffing jobs from home near me No Filter Aavegotchi ALPHA Aavegotchi FOMO Aavegotchi FUD Aavegotchi GHST Token (PoS) Aavegotchi KEK GAX Liquidity Token Reward Uniswap V2 Uniswap V2 Wrapped Ether Txn Hash Block If the ~$25m was concentrated into the 0.999 - 1.001 range it would provide the same depth as $50b in Uniswap v2. We are going to learn how to swap on Uniswap V2 with Rust, so I recommend having some familiarity with Web3, Smart contracts, and . deputy governor danforth motivation. The Uniswap Protocol is an open-source protocol for providing liquidity and trading ERC20 tokens on Ethereum. Core contracts for the UniswapV2 protocol. It has a formalized model for pooling liquidity reserves. Etherscan is a Block Explorer and Analytics Platform for Ethereum, a decentralized smart contracts platform. The Address 0x9795a9baac2f17e7c7f11686bc6bc2afc3d84612 page allows users to view transactions, balances, token holdings and transfers of both ERC-20 and ERC-721 (NFT . For any sale of these tokens the UI is reporting: The transaction cannot succeed due to error: UniswapV2: K. This is probably an issue with one of the tokens you are swapping. Where X and Y represent the respective reserve balances of two ERC-20 tokens, and "K" represents the product of the reserves. Given an output asset amount and an array of token addresses, calculates all preceding minimum input token amounts by calling getReserves for each pair of token addresses in the path in turn, and using these to call . The Address 0x9795a9baac2f17e7c7f11686bc6bc2afc3d84612 page allows users to view transactions, balances, token holdings and transfers of both ERC-20 and ERC-721 (NFT . You need to enable JavaScript to run this app. Jul 22, 2020.yarnrc. Get Uniswap (v2) total trading volume, trading fees, pair list, fee structure, and other cryptocurrency exchange info. Uniswap protocol is deployed as the set of smart contracts and is entirely decentralized, permissionless, and is censorship-resistant. Trying to swap a shitcoin on uniswap v2 and keep getting no response when clicking confirm swap. No Filter 1INCH Token Aave Interest bearing LINK Aave Token Altitude Ampleforth Ankr Network Antiample Askobar Network Autonio Axie Balancer Balancer Pool Token Balancer Pool Token Balancer Pool Token Balancer Pool Token Balancer Pool Token BaoToken Binance USD Catnip Celsius ChainLink Token Compound CornDog Token CreedToken Curve DAO Token . We will get to Uniswap V3 in a later article. To swap tokens on Uniswap using a smart contract copy the code below. Uniswap Info. ; weth; ; multicall; 2. . The Contract Address 0xe0c777379ffbbc9ae0ec56d24cb5087d0c091e4f page allows users to view the source code, transactions, balances, and analytics for the contract . * UniswapV2Library.sol -> UniswapV2Periphery.sol, and make the library a real library * Call the library directly wherever possible * Remove periphery inheritance and just use the V2 library * Remove duplicate library * Remove some unnecessary lines from periphery * Drop the periphery contract and interface * Address comments Removing this requirement cuts the transaction count in half and saves on gas fees. The protocol uses the following WETH9 addresses on Ethereum and WMATIC addresses on Polygon. upgrade to latest v2, router mvp. First, we noticed that etherscan had marked the block with Flashbots and Private Transaction tags. Events PairCreated event PairCreated(address indexed token0, address indexed token1, address pair, uint); For any sale of these tokens the UI is reporting: The transaction cannot succeed due to error: UniswapV2: K. This is probably an issue with one of the tokens you are swapping. Uniswap V2: Router 2 (3.88 Eth) 1.15% (123.04 Eth) 2.04%: 12: Centre: USD Coin (3.49 Eth) 1.11% (79.57 Eth) 1.67%: 13: 1inch v4: Router (3.85 Eth) 1.00% (82.33 Eth) . The protocol is non-upgradable and designed to be censorship resistant. . To achieve this instead of only storing one cumulative price sum, all relevant ones are stored in a fixed size array. For fellow builders out there, let us share more details on these unstated assumptions on the Uniswap V2 Router contract that allows MEV bots to take an unfair advantage as well as the mitigations you can do if you are in a similar situation. Router02 Version: V2 Router02 Because routers are stateless and do not hold token balances, they can be replaced safely and trustlessly, if necessary. It serves as an open-source frontend interface for traders and liquidity . The Address 0x88e0a61798a3ced52f7654a5d79a90737f346631 page allows users to view transactions, balances, token holdings and transfers of both ERC-20 and ERC-721 (NFT . There are 1153 other projects in the npm registry using @uniswap/v2-core. After you deploy the contract you can use Remix or Etherscan to perform a swap or build a simple program in web3.py. If Metamask asks you whether you want to permit Etherscan to spend your USDT, as it did for me, double check the transaction details. Create swap contract. In order to swap a native asset like ETH (or MATIC on Polygon), the Uniswap protocol wraps these assets in an ERC20 wrapped native token contract. Double check the fee Metamask is offering, it said ~$140 for me. Aug 5, 2020 . [Reset] Filter by: No Filter (PoS) Dai Stablecoin (PoS) Tether USD 50 Cent Aave (PoS) Adamant Balancer Balancer Polygon DeFi Index Bounty Pet BullRun Token Chain Games ChainLink Token CZDiamond Darkcoin DinoX Coin Firebird.Finance GammaBountyToken IRON . Uniswap Info. create .yarnrc to fix #37. Start using @uniswap/v2-core in your project by running `npm i @uniswap/v2-core`. Prerequisites. Latest version: 1.0.1, last published: 2 years ago. If the ~$25m currently held in the Uniswap v2 DAI/USDC pair was instead concentrated between 0.99 1.01 in v3, it would provide the same depth as $5bn in Uniswap v2 as long as the price stayed within that range. Volume 24H. The Address 0x47b093c50e6f5911240173919cfcd744b577989c page allows users to view transactions, balances, token holdings and transfers of ERC-20, ERC-721 and ERC-1155 . in v2: The transaction cannot succeed due to error: UniswapV2Router: EXPIRED. initial commit. Here, because of Uniswap's exclusionary routing mechanism, the price of UniFi is lagging. The Address 0xf9a98037b5ccd0185161d762278fc009c8056c4e page allows users to view transactions, balances, token holdings and transfers of ERC-20, ERC-721 and ERC-1155 . Deposit. Launch App. Uniswap is a protocol for the decentralized exchange of tokens on the Ethereum blockchain. Uniswap Overview. I dont really understand etherscan but I feel like my coins havent been lost, theyre just waiting for me to do something. .