FAQs
Verifying a contract on Etherscan means that you upload the source code and metadata of your smart contract to the Etherscan website, and it matches the bytecode deployed on the blockchain. This allows anyone to view, analyze, and interact with your contract, as well as to verify its authenticity and integrity.
How to get help with Etherscan? ›
If your issues are related to transactions, you may find helpful articles over at the Etherscan Information Center.
- Reach out to us via a support ticket.
- Follow us on Twitter.
- Check Etherscan's network status.
I've been scammed. What can Etherscan do? We are very sorry for your loss but, unfortunately, due to the irreversible nature of blockchains, transactions can neither be canceled nor reversed and the funds are not recoverable.
How do I get my money out of Etherscan? ›
- Step 2: Go to the Contract Tab. Once you are on the contract level of your etherscan/polygonscan. Go to the Contract tab. click on write contract. ...
- Withdraw. Scroll down and head over to Withdraw and click [write]. Important Note: When using Etherscan/Polygonscan, you'll need to pay gas fees for the transaction.
Generally, to be legally valid, most contracts must contain two elements:
- All parties must agree about an offer made by one party and accepted by the other.
- Something of value must be exchanged for something else of value. This can include goods, cash, services, or a pledge to exchange these items.
Look up the address on the relevant block explorer.
MetaMask will also show you the smart contract's address before you sign any transaction. Input the address into a block explorer's search bar. Many of these, including Etherscan, will tell you if the code is verified or not, as highlighted below.
Is Etherscan legit? ›
Etherscan enhances security by offering transparency into different contracts and tokens. Users can track transactions, identify scam contracts, and trace assets, contributing to a safer environment within the Ethereum ecosystem.
Can you get your ETH back if you get scammed? ›
Typically, when you report a crypto scam, the government will track down the criminals and get your funds back for you. Hence, don't hesitate to work with your government.
Does Etherscan show failed transactions? ›
You can see the error message for your failed transaction by finding the transaction on Etherscan (or the appropriate block explorer for the network you're on) using its transaction hash/ID.
Who funds Etherscan? ›
6th Man Ventures, Draper Associates, Nascent, SV Angel, and Web3 Capital (Singapore) are 5 of 9 investors who have invested in Etherscan.
Open your Coinbase wallet and select Ethereum. Choose the “Sell” option and enter the amount of ETH you wish to convert. Follow the prompts to sell your ETH for fiat currency, then withdraw the fiat to your linked bank account.
How do I revoke a contract on Etherscan? ›
Navigate to https://etherscan.io/tokenapprovalchecker.
- Press Connect to Web3 to connect your wallet. ...
- Navigate through the ERC-20, ERC-721, or ERC-1155 tabs until you see the token approval you would like to revoke.
- Press Revoke to revoke the token approval.
Any signer of the multisig address can verify contract ownership on behalf of the multisig. One of the signers have to sign a message using the template: [Etherscan.io dd/mm/yyyy hh:mm:ss] I, [Etherscan.io username], hereby verify that I am one of the signer of the multisig contract address [multisig contract address].
How to verify a contract on Ethereum? ›
How to verify source code for Ethereum smart contracts
- Input the source files and compilation settings to a compiler.
- Compiler outputs the bytecode of the contract.
- Get the bytecode of the deployed contract at a given address.
- Compare the deployed bytecode with the recompiled bytecode.
You can use a contract code verification tool like Sourcify to associate source code with any deployed contract. This will verify that the payload matches what's on the blockchain and then associate the payload with the contract.
Are smart contracts traceable? ›
The result of the execution of the smart contract may be an exchange of assets between the parties. Smart contracts ensure that transactions are transparent, traceable, and cannot be altered.
