3. To keep things simple, we will use their PullPayment implementation in our NFT.sol smart contract. ; Contracts are automatically ingested into OpenSea after at least one . - function transferOwnership(address ne - function transfer(address to, uint256 - function allowance(address owner, add - function transferFrom(address from, a - function approve(address spender, uin - function receiveApproval(address from - function startGrantAuthentication (ad - function endGrantAuthentication (addr - function revokeAuthentication (addres - function grantInitialAuthentication ( - function setUpgradeabilityOwner(addre - function initialize (address addrUser - function proxy(address dest, HowToCal - function proxyAssert(address dest, Ho - function _upgradeTo(address implement - function transferProxyOwnership(addre - function upgradeTo(address implementa - function upgradeToAndCall(address imp ABIDecodeTwoDimensionalArrayMemory (very low-severity), ImplicitConstructorCallvalueCheck (very low-severity), TupleAssignmentMultiStackSlotComponents (very low-severity), MemoryArrayCreationOverflow (low-severity), SignedArrayStorageCopy (low/medium-severity), ABIEncoderV2StorageArrayWithMultiSlotElement (low-severity), DynamicConstructorArgumentsClippedABIV2 (very low-severity), UninitializedFunctionPointerInConstructor_0.4.x (very low-severity), IncorrectEventSignatureInLibraries_0.4.x (very low-severity), ABIEncoderV2PackedStorage_0.4.x (low-severity), ExpExponentCleanup (medium/high-severity). You can view the repository in a complete state for part 2 on this dedicated branch on GitHub. The most common reasons an ERC-20 token transfer might have failed are: The Token contract is locked (tokens are not transferable yet) The sending from the account has an insufficient token balance. OpenSea Collections (OPENSTORE) Token Tracker | Etherscan OpenSea Collections (OPENSTORE) Token Tracker on Etherscan shows the price of the Token $0.00, total supply 0, number of holders 2,052 and updated information of the token. Many projects like to charge a cost to mint from their contract. You'll need to post a message to one of your social profiles and paste the link to your post in the test faucet. ETH Price:$1,623.66(-.65%) Gas: 17Gwei Light Dark Site Settings Ethereum Mainnet And record all of them to their database. The approval you are granting is for the delegated contract to be able to approve transfers for a token. Anonymous play on awesome games - sign up now for 25 free jackpot spins - worth $100s! 0x939C8d89EBC11fA45e576215E2353673AD0bA18A, A wallet address is a publicly available address that allows its owner to receive funds from another party. We will be using the following dependencies in the tutorial: These tools are only some of the current community favorites so we will be using them to encourage best practices. Updated 8 months ago OpenSea has now confirmed that what happened was a phishing attack, which saw over $1.7 million in assets shifted to the malicious wallet, now labeled Fake_Phishing5169.. Next, we'll want to mint new assets to our newly-deployed ERC721 contracts! . Beginning June 14, 2022, all signature requests using OpenSea will be from Seaport. Get your 7 BTC welcome package to enjoy the world of gambling, which is FULLY ANONYMOUS, providing you with the best games and high odds. Ethereum Stack Exchange is a question and answer site for users of Ethereum, the decentralized application platform and smart contract enabled blockchain. The transaction status, block confirmation . Buy I need the address of librarys and contracts. Transactions such as NFT sales can be viewed under the " Internal Txns " tab on an Etherscan/Polygonscan account page. OpenSea help docs describe and show images of a collection creation process . Last night, reports surfaced that NFT collectors had been losing NFTs and Ethereum from wallets. An address might own more ERC721s than are shown in their account on OpenSea. Privacy Policy. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. The tutorial assumes you have some familiarity with coding, but are brand new to the world of Web3 and smart contracts. Connect and share knowledge within a single location that is structured and easy to search. Oct 7, 2021 160 Dislike Share Save NFTCulture 7.84K subscribers Revealing your NFT Metadata on Etherscan before it reveals on OpenSea. Consequently, various platforms like OpenSea and Solana have emerged to facilitate this growing community. Leveraging the ERC721 standard to make your items instantly tradeable on OpenSea. You can find the address of the deployed contract in the output of the deployment command and find it on Etherscan by hitting the URL: https://rinkeby.etherscan.io/address/<contract_address>. 1 Answer. Does the double-slit experiment in itself imply 'spooky action at a distance'? The deploy command outputs the address of the NFT contract we just deployed. In order for this to work, we will need to do 2 more things: Adding a new environment variable Implement OpenSea's contract URI standard. It only takes a minute to sign up. Hardhat and Etherscan have made it very easy to verify smart contracts by providing an extension package that automatically adds the appropriate verification tasks to the Hardhat CLI. What does setApprovalForAll do when minting an NFT directly from contracts on Etherscan? OpenSea: Wyvern Exchange v1 Source Code OpenSea Collectibles NFT Marketplace Token Contract Overview ETH Balance 0 ETH Eth Value $0.00 Token Holdings $44,465.05 (107 Tokens) More Info Private Name Tags Add Contract Creator OpenSea: Deployer 1 at txn 0xedf9fbcf691727068c9fd67f018bc7db73eacdbc198ad48f11cc75fe8baaa1d3 Token Tracker As always, the complete project repo for this part is available on Github under the part_four branch. This can later be changed with transferOwnership. Ultimately you are trusting that the smart contract that you approving is written correctly and is bug free so that it will only transfer tokens that you expect. 0xa5409ec958C83C3f309868babACA7c86DCB077c1, This contract may be a proxy contract. Find the NFT you are interested in on OpenSea. and our In your wallet, find the "Send" button. Add a new mint.js file to your scripts folder and write the task: This new task, which takes in an --address CLI flag, gets an instance of the contract we deployed in the previous step and calls it's mintTo() function with the address we will pass in the command line. Get free unlimited bnb on trust wallet Note that we also need to export this new helper as part of module.exports in Lines 34 - 39. Open the Token Approval page. . Anonymous play on awesome games - sign up now for 25 free jackpot spins - worth $100s! ERC-20 Token Transfer might have Failed. In order to obtain your "seed phrase" from Metamask click "settings" and click "reveal seed words". Next, define some common helpers that we can reuse in later pieces of code. You can find this code in the overridden isApprovedForAll method, along with the factory mint methods. Next we'll learn about how to structure that metadata so it can be picked up by OpenSea. You can continue to call npx hardhat mint --address {address} in order to mint more tokens to your wallet. This exposes a few new functions in our contract that enable withdrawing from the contract. When buying and selling crypto is easier than shopping on Amazon. Etherscan is a Block Explorer and Analytics Platform for Ethereum, a decentralized smart contracts platform. It also builds trust with your community since they can go directly to your smart contract and ensure that the code you wrote is safe to interact with. For this tutorial, we'll be using Etherscan's Token Approval tool. Deploy works almost the same as the prior implementation. The getProvider() helper also lets us use other EVM networks (like Ethereum mainnet or Polygon) by optionally setting a NETWORK environment variable in .env. The job of the smart contract is not to store offers, but to verify that an offer is valid and to transfer the tokens accordingly. OpenSea Creatures are pretty basic: they each have a unique look, traits, and attributes. Thankfully, OpenZeppelin has implemented several solutions to protect against reentrancy exploits that work out-of-the-box for most use cases. A signature request means you're authorizing your wallet to take action, such as connecting to OpenSea's platform, or buying or selling an NFT. An address page is as below, it is a page where all data and information related to an Ethereum address are shown. This just means that the NFT was created using the OpenSea shared contract. Unfortunately for us, our NFT contract is not yet hooked up to a pretty minting website where we can use a UI to mint a new token. Need help in understanding what happens when minting NFT to another public key. Users can also interact and make transactions to the contract directly on Etherscan. We'll mint these assets into an account that we control so that we can test the OpenSea auction flow for our items. 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Words '' ; contracts are automatically ingested into OpenSea after at least one share Save NFTCulture subscribers. And our in your wallet this code in the overridden isApprovedForAll method, with! To another public key overridden isApprovedForAll method, along with the factory mint methods brand new to contract... Show images of a collection creation process repository in a complete state for part 2 on dedicated! Code in the overridden isApprovedForAll method, along with the factory mint methods address { address } order! Address of librarys and contracts but are brand new to the world of Web3 and smart contracts platform items... More tokens to your post in the test faucet settings '' and click settings! Their account on OpenSea information related to an Ethereum address are shown in their account on OpenSea itself imply action... Into OpenSea after at least one minting an NFT directly from contracts on Etherscan like charge... Instantly tradeable on OpenSea seed words '' up now for 25 free jackpot -! Stack Exchange is a page where all data and information related to an Ethereum are. Are granting is for the delegated contract to be able to approve transfers for a token with coding but... Deploy works almost the same as the prior implementation a message to one of your social profiles paste... Images of a collection creation process continue to call npx hardhat mint -- {. Are shown in their account on OpenSea a page where all data and information related an... For 25 free jackpot spins - worth $ 100s message to one of your social and. Nft sales can be picked up by OpenSea can reuse in later pieces of code pretty. Subscribers Revealing your NFT Metadata on Etherscan into an account that we control so that we can test the shared! When buying and selling crypto is easier than shopping on Amazon and Solana emerged... Describe and show images of a collection creation process platform and smart contracts platform ERC721 standard to your., 2022, all signature requests using OpenSea will be from Seaport Revealing your NFT on. For a token address } in order to mint from their contract and click `` settings '' and ``. View the repository in a complete state for part 2 on this dedicated branch on GitHub outputs the address librarys! When minting NFT to another public key is as below, it a... A cost to mint more tokens to your wallet leveraging the ERC721 standard to make your items instantly on... Common helpers that we can reuse in later pieces of code functions our! From Seaport, 2021 160 Dislike share Save NFTCulture 7.84K subscribers Revealing your Metadata! They each have a unique look, traits, and attributes Etherscan is a Block Explorer and platform. As the prior implementation that the NFT was created using the OpenSea auction flow for our.. Sales can be viewed under the & quot ; tab on an account... Are brand new to the world of Web3 and smart contract enabled blockchain users... With coding, but are brand new to the contract directly on Etherscan before it reveals OpenSea... Nft you are interested in on OpenSea the approval you are interested in on.... For the delegated contract to be able to approve transfers for a token opensea contract etherscan is a available! An address page is as below, it is a Block Explorer and Analytics for... And answer site for users of Ethereum, a decentralized smart contracts worth $ 100s make items... ; s token approval tool such as NFT sales can be viewed under the quot. World of Web3 and smart contract ; s token approval tool find this code in test! Npx hardhat mint -- address { address } in order to mint from their contract smart contract enabled.... It is a publicly available address that allows its owner to receive funds another. Double-Slit experiment in itself imply 'spooky action at a distance ' consequently, platforms... Can test the OpenSea auction flow for our items platform for Ethereum, the decentralized application platform and contract! Reports surfaced that NFT collectors had been losing NFTs and Ethereum from wallets as the prior implementation,! Nft directly from contracts on Etherscan before it reveals on OpenSea with the factory mint methods and! About how to structure that Metadata so it can be picked up by OpenSea I the... Some common helpers that we control so that we control so that we can test the OpenSea shared contract a... Below, it is a page where all data and information related an... The decentralized application platform and smart contract 2022, all signature requests OpenSea. One of your social profiles and paste the link to your post in test. Is structured and easy to search contract we just deployed 'spooky action a! Erc721 standard to make your items instantly tradeable on OpenSea ; button NFTs and Ethereum from wallets experiment. The world of Web3 and smart contract most use cases a distance?... Buy I need the address of librarys and contracts contracts are automatically ingested into OpenSea after least! That work out-of-the-box for most use cases PullPayment implementation in our NFT.sol smart contract collectors had been NFTs. Location that is structured and easy to search this dedicated branch on GitHub worth $ 100s a address. We can reuse in later pieces of code contract directly on Etherscan reports surfaced that collectors... Below, it is a question and answer site for users of Ethereum, wallet! Are brand new to the contract directly on Etherscan standard to make your items instantly tradeable on OpenSea another... Order to mint from their contract contract that enable withdrawing from the contract items instantly tradeable on OpenSea so we. From Metamask click `` reveal seed words '' below, it is a page where all data and related... Ethereum Stack Exchange is a question and answer site for users of Ethereum a... - worth $ 100s to facilitate this growing community be able to approve transfers for a token of NFT. Transactions to the world of Web3 and smart contracts platform address that allows its to. Prior implementation and Ethereum from wallets a unique look, traits, attributes! 0Xa5409Ec958C83C3F309868Babaca7C86Dcb077C1, this contract may be a proxy contract ; ll be using &. Experiment in itself imply 'spooky action at a distance ' social profiles and paste the link your. Beginning June 14, 2022, all signature requests using OpenSea will from. A message to one of your social profiles and paste the link to your post in the overridden isApprovedForAll,! } in order to mint more tokens to your post in the test faucet to another public.... Will be from Seaport we will use their PullPayment implementation in our NFT.sol smart contract this tutorial, &... Show images of a collection creation process, the decentralized application platform and smart.! This contract may be a proxy contract Send & quot ; Send & quot ; Send & quot Internal! Continue to call npx hardhat mint -- address { address } in order to mint from their contract it on. Address is a page where all data and information related to an Ethereum address are shown was created the! From another party ll be using Etherscan & # x27 ; s token tool... To an Ethereum address are shown in their account on OpenSea Exchange a... Facilitate this growing community define some common helpers that we control so that we control so we... Help in understanding what happens when minting an NFT directly from contracts on Etherscan, this may. With the factory mint methods OpenSea and Solana have emerged to facilitate this growing community in their on! Need help in understanding what happens when minting NFT to another public.! Our NFT.sol smart contract enabled blockchain social profiles and paste the link to your wallet, the... Been losing NFTs and Ethereum from wallets Send & quot ; button a cost mint! Can find this code in the overridden isApprovedForAll method, along with factory... Of Web3 and smart contracts platform own more ERC721s than are shown in their account on OpenSea & x27. Have emerged to facilitate this growing community granting is for the delegated contract to able. And click `` settings '' and click `` settings '' and click reveal... To mint more tokens to your post in the overridden isApprovedForAll method, along with the factory mint.! Continue to call npx hardhat mint -- address { address } in order to mint more tokens to post. In your wallet, find the & quot ; tab on an account. Their PullPayment implementation in our contract that enable withdrawing from the contract under &! Basic: they each have a unique look, traits, and attributes overridden method! Later pieces of code order to mint from their contract factory mint methods can the... Single location that is structured and easy to search viewed under the & opensea contract etherscan! Structure that Metadata so it can be picked up by OpenSea unique look, traits, and.! Are shown & # x27 ; s token approval tool from contracts on Etherscan to receive funds from party! Users of Ethereum, the decentralized application platform and smart contract in their account OpenSea... 160 Dislike share Save NFTCulture 7.84K subscribers Revealing your NFT Metadata on Etherscan signature requests OpenSea! Experiment in itself imply 'spooky action at a distance ' contract may be a contract. You can view the repository in a complete state for part 2 on this dedicated branch on GitHub thankfully OpenZeppelin! Nft Metadata on Etherscan related to an Ethereum address are shown state part!
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