Questions tagged [wrapped-tokens]

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Is it advisable to "wrapped" my tokens in order to use inside my Dapp to lessen gas cost?

I created a token ABC and have another smart contract for my dapp. My Dapp requires a lot of ABC token burning for every tx, my question is, is it advisable to convert my ABC token from on-chain to my ...
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Getting WETH from ETH on Hardhat Local Network

I have a localhost Hardhat Network running but I need to convert Fake ETH on it into WETH. How can I do this?
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Use WETH for NFT MArketplace

I am working on WETH pragma solidity ^0.8.5; import "./Token.sol"; contract WETH { function transferFrom(address recipient, uint256 amount) external { Token token = Token(...
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Send Token Failing in Metamask

I am trying to transfer 1 WETH betweeen my wallets. It is not letting me I have 2 WETH and I am transferring 1. What could be the possible reason. Network : Rinkeby
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Mismatch in WETH shown in Metamask wallet and shown by code

tokenContractAddress is 0xc778417E063141139Fce010982780140Aa0cD5Ab on execution, returns but balance of WETH in my wallet is 2 WETH as i can see. How is it possible?
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Importing WETH to Rinkeby test Network [duplicate]

How can I import WETH as Custom Token in Metamask Wallet? I need user to pay using WETH. Also how can i find wallet's WETH balance using ethers/web3 library
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Can Metamask be used for all ERC20 token?

How can I use WETH with Metamask wallet? I can see ETH in my Metamask (Rinkeby TestNet, it works on Mainnet) but can not use other tokens. Any Repository or lead will be appreciated. If yes, What will ...
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How can we implement a use case where user need not sign transaction repetitively?

How can we implement a use case where user need not sign transaction repetitively? I want to create a marketplace but dont want to adopt Fiat payment mechanism? Also, I want to reserve my user's ...
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Why does WrappedETH(WETH) need a custodian?

Why does WETH use a custodian(BitGO) when Ethereum smart contracts can natively hold eth?
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How to convert 5 ETH worth token to another blockchain wrapped ETH without actually converting tokens to ETH

So this is the example: we have 100 X Tokens on Etherium mainNet, which let's say has the value of 5ETH. Now I create Wrapped ETH on BSC and the Wrapped ETH price is same as ETH. (peg to ETH). Now I ...
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How to get pegged testnet tokens?

I want to get FUSDC/FUDST on fantom Testnet or USDT/USDC on Avalanche Testnet. The obvious problem is all the faucet only provides native tokens, not the pegged tokens. Is there a way to get pegged ...
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What contract address is used when sending native tokens to contact

So I'm building something similar to this question Smartcontract that receive tokens and ether(native BNB) and swap it through pancakeSwap router? I have my contract and its able to swap tokens-2-...
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How to maintain token integrity when trading in different networks

Assume you are issuing a token in different networks: how do you maintain supply integrity (minting, burning...) across different networks over the time so they reflect your tokenomics? How to ...
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How to swap wETH for ETH on Polygon network?

The current largest mining pool Ethermine has an option to be paid in wETH through the Polygon network instead of in ETH on the mainnet. Through MetaMask on the Polygon network, I see my wETH in my ...
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What are the best practices when launching a smart contract protocol on multiple networks/chains?

Hi I have some questions on protocols that launch on multiple networks/chains. For example, Aave originally launched on the Ethereum network but now is also on networks like Polygon and Avalanche. To ...
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How to issue a wrapped token to an existing ERC-20 token?

I have already issued an ERC-20 token with a fixed supply amount. How can I issue a Wrapped token?
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Is it true that there are 2 wETH and do they differ in safety?

When miners mine on Ethermine, they can choose to get wETH, but it seems like it is wrapped on Polygon? It has the contract: 0x7ceb23fd6bc0add59e62ac25578270cff1b9f619 I think there is also a wETH ...
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Wrapped Ether balance disappears from wallet on Etherscan by conversion?

The following wallet on Etherscan shows 3 transactions of Wrapped Ether (WETH) being transferred in under the ERC-20 transactions tab, a large amount, but not how they are transferred out, assuming ...
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How to check a wallet's Wrapped Ether balance on OpenSea or Etherscan?

Etherscan shows transfers in and out of Ether, whereas Wrapped Ether (WETH) appears in Etherscan's ERC-20 transactions. Etherscan readily displays the current Ether balance of a wallet at the top-left ...
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How do wrapped ERC-20 tokens acquire flexibility across DeFi?

If someone wants to create a new wrapped token (say wBAL) that's pegged to BAL, the value is derived from BAL but while using wBAL across DeFi, does it also derive its market for BAL, or is there a ...
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How does WBTC on Ethereum work?

I'm trying to wrap my head around how WBTC works on the Ethereum blockchain. My understanding at the moment is that when BTC is sent to a particular BTC address, then a WBTC is generated on the ...
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How can I decode calls to the songbird network?

for example: I am a multisig signer. And I want to decode the call data that is used to call a specific smart contract. example on smart contract : 0x02f0826ef6aD107Cfc861152B32B52fD11BaB9ED (WNat) I ...
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Where is my WETH?

So I transferred some ETH to my Ledger Nano S Wallet to buy some NFTs on opensea. Yesterday, I wrapped ETH to WETH. But I am not sure, if it actually worked. In myetherwallet (and Ledger Live), it is ...
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I think I have ETH stuck on my localhost 8545 and I cannot connect(metamask)

The WETH is in my wallet but I cannot seem to find it. I have added WETH to all networks to see if it is on one of the others and the WETH never leaves my wallet but I cannot get it in Metamask. I ...
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Programmatically wrap ETH by interacting with Wrapped Ether contract in Web3.py

Looking at the contract for Wrapped Ether, I noticed that it uses a function called deposit to wrap ETH. The function deposit itself does not get an argument. However, at the top of the script, I ...
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How to peg a token to another token

I want to create a token that represent the other token, the peg is not 1:1 but e.g. 10:1, so if a person deposit 1 of TokenX will get 10 of my tokens. The person should also be able to withdraw his ...
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Question about swapExactETHForTokens() in uniswap Router02

Is calling the function on the uniswap router v2 function swapExactETHForTokens( uint256 amountOutMin, address[] calldata path, address to, uint256 deadline ) external ...
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WETH vs. ETH on OpenSea?

I listed an item on OpenSea for 0.01 ETH. It wasn't an auction, just a fixed price. I received an offer for 0.01 WETH. I don't understand the advantage to using WETH vs ETH. Why would somebody offer 0....
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Help needed-Lost Dai token sent from Matic network to nexo.io wallet [duplicate]

Any support on my issues is appreciated, suggestions or solutions out there for my issue. I have sent Dai token money to Nexo.io but from the Matic-mainnet. My funds are currently received on wallet ...
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Creating an auction smart contract without storing the ether

I am currently looking into creating a smart contract for a NFT auction. But because of certain legal restrictions we are not allowed to store the ether bid during the auction period (that is what ...
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Why can we trade tokens from foreign blockchains on DEX?

I am trying to understand the concept of crypto exchanges (AMM / DEX). On a DEX on Ethereum, how is it possible to trade tokens that are not native to Ethereum, such as Bitcoin? How does the DEX ...
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How to convert WETH back to ETH (solidity)

I am trying to convert back WETH into ETH (actually BNB on BSC). I am doing the following: function allToBNB() public{ WETH.transfer(address(this), WETH.balanceOf(address(this))); }` ...
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What is the difference between Pegged token and Wrapped tokens?

As the question in the title: is the pegged token and wrapped token the same thing? From my understanding - it is? Both are tied to a particular cryptocurrency in order to maintain its value across ...
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Does anyone knows about EthItem?

We already know that ERC-1155 is a combination of ERC-20 and ERC-721. Now, a new standard has arrived called EthItem saying that it is the combination of ERC-20, ERC-721, ERC-1155. So what is the ...
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How come I could spend 1.5 WETH, even though I only wrapped 1 ETH?

On opensea, I converted (wrapped) 1 ETH to 1 WETH, which is equal to 2 x 0.5 WETH = 1 WETH. I then spent 0.5 WETH on 3 items = 1.5 WETH, which is greater than the amount I had. how is this even ...
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How to convert my custom ERC20 token to BEP20?

I have my custom token on the Ethereum network and I want to send part of the tokens to the binance smart chain. That is, issue a wrapped token.For example: https://etherscan.io/token/...
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Is there a project that can swap ETH and BTC using atomic swaps without having to deal with wrapped tokens like WBTC?

Is there a project that lets one do an atomic swap from ETH to Bitcoin or Litecoin or Monero without having to deal with wrapped tokens like WBTC(wrapped btc)? Basically a cross chain swap, without ...
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I have WETH in my ETH wallet but I can't send it

As you see, I have 1.7 WETH. When I try to withdraw, it shows me this
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Are the yields on Compound legit?

I have been reading recently about the DeFi space. I have noticed (admittedly, pretty late) quite a bit of buzz regarding WBTC and its applications in Ethereum. I have read about the Compound dapp and ...
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Must I add WETH conversion descritpion in a contract and how?

I'm confused about how I write a contract about WETH conversion. When we write a smartcontract depositing user funds into a contract, should we necessarily write some codes of converting eth into weth ...
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Are there any wrapped ERC20 tokens that are privacy coins?

ERC20 tokens by itself are not private as anyone can see everyone's balance. But a wrapped token for a privacy coin like Monero or Zcash can be anonymous when converted from the wrapped version. Does ...
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