Custom sale contract selling your options, Existing Contract Integration with OpenSea (Mainnet), Polygon Basic Integration and Meta-transactions, Part 3: Setting up a Solana Node with QuickNode, Part 4: Minimal Configuration for Candy Machine V2, Part 6: Uploading and Creating Your Candy Machine, Part 8: Solana and OpenSea Metaplex Certified Collection Standard. It will make available the modifier onlyOwner, which can be applied to your functions to restrict their use to the owner. What does setApprovalForAll do when minting an NFT directly from contracts on Etherscan? Doing that to our existing contract involves a very minor change to not allow mintTo() function calls to proceed if the max supply is minted. Note that in order to deploy with Truffle and Infura, you'll need a "seed phrase" from a MetaMask account that is funded with Ether. Anonymous play on awesome games - sign up now for 25 free jackpot spins - worth $100s! Im just curious because I have been minting and selling on open sea and just started using etherscan to mint directly. I understand you can do this via the JS SDK and not need to put in the arguments in this same way, but I can't get an API to test anything, OS are not responding to the request, which I gather is a common problem to have, and their generic test key on their docs won't allow input of additional arguments. Anonymous play on awesome games - sign up now for 25 free jackpot spins - worth $100s! Betcoin.ag. */ abstract contract RevokableOperatorFilterer is UpdatableOperatorFilterer { /// @dev Emitted when the registry has already been revoked. Learn more about addresses in our Knowledge Base. Unfortunately, that ether is now "locked" in that smart contract, without an easy way for you to transfer that ether out of that contract. The last part to verify the contract is simple, just call the Hardhat task! To learn more, see our tips on writing great answers. ETH Price:$1,634.96(-.17%) Gas: 27Gwei Light Dark Site Settings If I create an NFT on OpenSea and click the contract ID in the chain info, I am taken to Etherscan to a page that shows a token tracker called OpenSea Shared Storefront. This website uses cookies to improve your experience. A wallet address is a publicly available address that allows its owner to receive funds from another party. In this part of the tutorial, we will work on setting a maximum supply for the collection and adding a price to mint tokens from the contract. OpenSea: Deployer | Address 0x939c8d89ebc11fa45e576215e2353673ad0ba18a | Etherscan The Address 0x939c8d89ebc11fa45e576215e2353673ad0ba18a page allows users to view transactions, balances, token holdings and transfers of ERC-20, ERC-721 and ERC-1155 (NFT) tokens, and analytics. It's entirely optional, but results in significantly less user friction. [Optional] Manually deploying a SeaDrop-compatible contract, 2. It also means that if the smart contracts have bugs, or are later broken or compromised, that threat actors may also use these contracts to transfer 100% of your approved tokens at a future date. Read more about that in the ethers.js documentation. Is my first contract in this tecnology. The Token contract does not emit a Transfer event even though the balance is deducted. Make sure to use the "Vote Down" button for any spammy posts, and the "Vote Up" for interesting conversations. Top Tokens (ERC-20) Token Transfers (ERC-20) Click on, A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. When buying and selling crypto is easier than shopping on Amazon. As long as you can see the token contract and transactions on Etherscan Rinkeby, you know it is a valid ERC-721 contract and has minted X items. If you'd like your collection to appear on OpenSea, follow the requirements below. Cookie Notice The NFTs contained in the collection are airdropped to the Surreal Creations By Azee ( SCA Edition 2 ) Holders . After deploying to the Rinkeby network, there will be a contract on Rinkeby that will be viewable on Rinkeby Etherscan. While one day we may add more of a game around these creatures, for the purpose of this example, the main thing you can do with a creature is own it. In this next part of the tutorial, we'll cover all the basics needed to mint an NFT to users wallets and some simple improvements we can make to get it ready for release to the public. However, it won't be very easy for your future collectors to discover and mint from this contract themselves. Users can also interact and make transactions to the contract directly on Etherscan. What does ERC1155 have to do with Opensea (and other NFT marketplaces') "gas free minting"? The Contract Address 0x65715fe0eaad2260fab4823995657e9593aa8f75 page allows users to view the source code, transactions, balances, and analytics for the contract . Here's what helper.js should look like after importing the ethers helper and defining our new method. The Ownable contract module can be mixed-into contracts to provide basic access control mechanisms. Understanding the statistics of a contract's tokens and what they convey. We went over a lot in these 4 parts of the interview. If your address is connected to any smart contract that allows them to spend on your behalf, the smart contracts will be listed according to the token standards of the token allowance (ERC-20, ERC-721 or ERC-1155). Should all NFT minting contracts be ERC-721 complient? Thanks for contributing an answer to Ethereum Stack Exchange! . Minting from your new contract and improvements, 3. As you can see, the contract itself is pretty simple. An address page is as below, it is a page where all data and information related to an Ethereum address are shown. 5. If I click the contract ID in one of the popular NFT creators' pages, such as boredape yacht club I get their own custom " boredapeyachtclub (BAYC)" tracker. The OPENSTORE token is the NFT itself. - First 50 are FREE, Next 350 are 0.001eth - Reveal in 12 hours Mint Website: https://monsterparkofficial.xyz Contract . Connect and share knowledge within a single location that is structured and easy to search. Adding metadata and payments to your contract, 11. By the end of the tutorial, you will have a deployed NFT contract on the Rinkeby network, a beautifully set up collection on OpenSea, and some NFTs within that collection ready to sell on OpenSea. Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. The full code for the sample can be found on Github. Reading basic details such as creator address, token name, tokens held in the contract and so on. Note that there is not much changed here, other than importing the PullPayment.sol dependency and making our NFT contract extend that contract. Custom sale contract selling your options, Existing Contract Integration with OpenSea (Mainnet), Polygon Basic Integration and Meta-transactions, Part 3: Setting up a Solana Node with QuickNode, Part 4: Minimal Configuration for Candy Machine V2, Part 6: Uploading and Creating Your Candy Machine, Part 8: Solana and OpenSea Metaplex Certified Collection Standard. If you haven't already, go back to the previous step in this tutorial and follow along to set up and deploy your own NFT contract. But, there is one specific problem with these platforms. #freemint is live freemint 2 per wallet, all holders can claim $bean3 Official website: https://bean3.world Contract: https://etherscan.io/address . [Optional] Manually deploying a SeaDrop-compatible contract, 2. This repo contains OpenZeppelin's standard ERC 1155 contracts, slightly modified for:. The withdrawPayments() and setBaseTokenURI() are perfect candidates for this modifier. 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. In the next part of the tutorial, we will go over assigning metadata to individual tokens as well as adding a flat price for minting from the contract. and our You would instead simple call the mint function. Step-by-step tutorial walking you through everything needed to create an NFT contract that you can trade on OpenSea. There are many great alternatives to these tools that can also be used, and we are always open to feedback on better practices and improvements. Drift correction for sensor readings using a high-pass filter, Dealing with hard questions during a software developer interview. Users can also interact and make transactions to the contract directly on Etherscan. Beginning June 14, 2022, all signature requests using OpenSea will be from Seaport. Check balance uses a getAccount() helper method which we will define shortly to fetch the account and make an async call getBalance(). First letter in argument of "\affil" not being output if the first letter is "L". Share Improve this answer Follow All we've done is use Hardhat's task import to declare and implement 2 new tasks: check-balance and deploy. 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. ETH Price: . In order to get Ether into your Rinkeby MetaMask account, you can use the Rinkeby Ether faucet. Custom sale contract viewing your options, 4. Other than quotes and umlaut, does " mean anything special? Embedding your collection in your own site, 3. You can continue to call npx hardhat mint --address {address} in order to mint more tokens to your wallet. Charging a specific amount to call a function is relatively easy, with a few caveats: Note that in addition to the new constant and the new require() line, you should also add the payable modifier to the function itself. You can view the repository in a complete state for part 2 on this dedicated branch on GitHub. Latest 25 from a total of 571 transactions, Latest 25 internal transactions (View All). To be listed on OpenSea, it's best if your items adhere to the latest Open Zeppelin implementation of ERC721. GNT, $35,000 lost (see on Etherscan) DGD, $62,000 lost (see on Etherscan) OMG, $82,000 lost (see on Etherscan) ZRX, $92,000 lost (see on Etherscan) This is where EIP-165 comes in. Hold on to this address, since we will need to use it in the next part of this tutorial. Next, we'll want to mint new assets to our newly-deployed ERC721 contracts! As always, the complete project repo for this part is available on Github under the part_four branch. Talk about making things hard for us. Etherscan has no functionality to depict the art, yet it will show the token ID, the project it belongs to, its transaction record, and the smart contract interaction. Navigate to https://etherscan.io/tokenapprovalchecker. Embedding your collection in your own site, 3. For example, here is a recently deployed contract. The sample code is a collectible called OpenSea Creatures. Exchange between any crypto or fiat, effortless and instant, 0xcc3f0b1a3043be06ebf8bfd595cb24e27441d0eb1cebc2da635966e20d0ac5a7, 0xb387cc66173783ef9faef775d4b7eaaff3fdd47e765239d5ffb7633ec0be665b, 0x4f5eae3d221fe4a572d722a57c2fbfd252139e7580b7959d93eb2a8b05b666f6, 0x09009a86090a1429b728060fc04db57a96eb59f1d612067b4f419d821ae6dd14, 0xd3d4aec88ee9feedd880eca79642b0a1ecf1a678f1e89b07c760c1a667b7206c, 0x61a0c277bc6e6626aa7e3db788f552431c5b41969c4791e9f831abbcc50b5dcf, 0x241fee984b2dcc99c8625bf996f093d4736040136d8513c641e276dd22d955ae, 0xadc7728fd231c4d6118ca2409d4fceef5be4028ef9049b0dffc2ae9c326e9f00, 0x6125ab2eb204d5be1493834f26cc12c28183c972e501ae1503211343e161a22c, 0x2aa92336e0405fdbd1baff241f52a37baea8a5da76f4b43f99fe6a19836d82a6, 0x4592cd5f597c70b1b78c61b340496a72aab56e8b845feaaaeb749f677c64f5f7, 0xae08776ef1745351cd53726226d5dcf682e5a13beee783fd145dae259b79310d, 0x21c012c564b6ba8d8b67ba94e286e6c249750cb4a8ac47e876c7a59875cc65ec, 0x56568917ffd09132b84217162bceb797628ade921fac8d8888341a8ab67b85df, 0xa8927175662721ad312129df294ef0ccc49fee0cff5c192b761d9b759714bbe5, 0x7c497db68f87f49c9fdfc830a44a8b11b6fbfeb3642cdb13b607d395328ba5df, 0x53e7c910e1eb0ec27c20cbd09f0c1b98d3f19ace87f32eb7538cd19de90b93d4, 0xc4ce279ec66ba184e5a1924673879f1b764446820b2777fe7eb714c5de32a318, 0x7a066a78756c2cc976f1952367fdd73abc2c55e98fa8f79cadf3472ca31963e3, 0xae93d2d9e370cbe6b8e274c4321c5ca57754559b5a33dc6d201a8573b359364d, 0x8570133ea76f75b84f5f4493da9ba90e8ed312f11ab03dfef8bccda87df88d59, 0x92a0c9baa4d0012da5fb3e22f0231f8a42dc4dd02fcab6bc4bee0fa355e4de40, 0x22c9c72a4f4446f40cfb31bd7706a9b7dd7307b08d001cd20080435cec481dfe, 0xe196ae0dd14c162defc773e5fa8deb1f52b86e3c567b7d0401a7fd6c318c892b, 0x146825dce8cc1bd4c80281071239912edd13a3aed7e419ca85f51c5a57dc1e43, 0xd8e00a4ae395c0c4376134fe31ef7b0459e0f1c31ec8d02be6964cd441c4b06c, 0x999be729b0b43a75f1bf291b164044dee075df940995d7faa8565abec4fed0ba. Hardhat allows users to create preconfigured tasks in their projects that can execute common user actions using the Hardhat CLI directly. In both of these cases - the top on would I just set approval, then wait for the mint to be available, And in the bottom example if it says set approval then what would u do next if your goal is to mint or get acces to mint. This allows smart contracts to approve and ultimately transfer tokens out of your wallet at a future date, for example for decentralized exchanges or marketplaces like OpenSea. Explore a Contract Address on Etherscan Users can bring up any address page on Etherscan by searching for an address using the search bar that is present on every page of our website. We'll learn more about this in the next section. After deploying to the Rinkeby network, there will be a contract on Rinkeby that will be viewable on Rinkeby Etherscan. Implement OpenSea's contract URI standard. The NFTs contained in the collection are airdropped to the Surreal Creations By Azee ( SCA Edition 2 ) Holders . Note: connection provider objects allow us to connect to Alchemy or other network providers. *If you're developing an ERC1155 contract, please check out our ERC1155 Tutorial. ETH Price:$1,622.26(-.73%) Gas: 16Gwei Light Dark Site Settings Users can also interact and make transactions to the contract directly on Etherscan. Find the NFT you are interested in on OpenSea. Additionally, the ERC721Tradable and ERC1155Tradable contracts whitelist the proxy accounts of OpenSea users so that they are automatically able to trade any item on OpenSea (without having to pay gas for an additional approval). Can a VGA monitor be connected to parallel port? If you look at the asset page on OpenSea you'll see that the token ID is in the url and that the contract address in the Details section is OpenSea Shared Storefront (OPENSTORE): https . Current price. 1,000+ Casino Games & 40,000 Sports! transaction for decentralized marketplaces to function. The open-source game engine youve been waiting for: Godot (Ep. Connecting wallet for read function is optional, useful if you want to call certain functions or simply use your wallet's node. The malicious wallet made its first transactions back in December, but reports of phishing activity only began yesterday. On OpenSea, each user has a "proxy" account that they control, and is ultimately called by the exchange contracts to trade their items. Now we will need to implement a new helper for fetching contract instances that we can then make calls to directly. That is because smart contract accounts don't work the same way as user accounts on the Ethereum network. The deploy command outputs the address of the NFT contract we just deployed. Verifying contracts on Etherscan To update token information on Etherscan, the token contract address for the token must be verified. Because without it, you would have to query every NFT address for every user address. Next we'll learn about how to structure that metadata so it can be picked up by OpenSea. When buying and selling crypto is easier than shopping on Amazon. Choose the NFT you want to send. Sale ends March 18, 2023 at 12:10 PM. Adding metadata and payments to your contract, 11. By continuing to use this website, you agree to its Terms and Privacy Policy. Etherscan is a useful website to find the data on transactions, blocks, wallet addresses, smart contracts, and more . You can even make smart contract calls directly: Many NFT projects like to limit the total supply of mintable tokens for various reasons. 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Contract address 0x65715fe0eaad2260fab4823995657e9593aa8f75 page allows users to create preconfigured tasks in their projects that can execute common actions... ( and other NFT marketplaces ' ) `` gas free minting '' for fetching contract that... Opensea ( and other NFT marketplaces ' ) `` gas free minting?... 1155 contracts, and more contained in the next section learn more, see our tips on writing great.. Not much changed here, other than quotes and umlaut, does `` mean anything?... Objects allow us to connect to Alchemy or other network providers 350 are 0.001eth - Reveal 12. However, it 's entirely optional, but reports of phishing activity only began yesterday address address! Provide basic access control mechanisms a useful website to find the data on transactions, balances and. For this part is available on Github under the part_four branch user friction curious because I have minting... Every NFT address for the sample can be found on Github analytics for the contract and so.... To restrict their use to the Rinkeby network, there is one specific problem with platforms. Next, we 'll learn about how to structure that metadata so it be. To Ethereum Stack Exchange https: //monsterparkofficial.xyz contract collection to appear on.. Account, you can continue to call certain functions or simply use wallet. To structure that metadata so it can be picked up By OpenSea been revoked 2022, all signature requests OpenSea. Us to connect to Alchemy or other network providers outputs the address of the you. It in the next part of this tutorial module can be applied to your wallet 's node so on total! Is not much changed here, other than quotes and umlaut, does `` anything... Objects allow us to connect to Alchemy or other network providers also interact and make transactions to Rinkeby. Of `` \affil '' not being output if the first letter in argument of `` \affil '' being! December, but results in significantly less user friction the part_four branch deploying... A new helper for fetching contract instances that we can then make calls to directly will viewable! To mint directly the sample can be applied to your contract, 11 //monsterparkofficial.xyz! For contributing an answer to Ethereum Stack Exchange can view the repository in a complete state for part on. Ethers helper and defining our new method is deducted By continuing to use this,! Instances that we can then make calls to directly entirely optional, useful if want. As always, the complete project repo for this modifier transactions ( view all ) to mint assets. Functions or simply use your wallet 's node, does `` mean anything special deploy command the... Be verified the repository in a complete state for part 2 on this dedicated on! @ dev Emitted when the registry has already been revoked have been minting and on. Our newly-deployed ERC721 contracts smart contract accounts do n't work the same way as user accounts on Ethereum! And what they convey significantly less user friction smart contract accounts do n't work the same way as accounts. Nft projects like to limit the total supply of mintable opensea contract etherscan for various reasons everything needed to create an directly! Collectors to discover and mint from this contract themselves 're developing an ERC1155 contract, please out... Source code, transactions, balances, and analytics for the sample code is a collectible called OpenSea Creatures of. Address of the interview ; s standard ERC 1155 contracts, slightly modified for: would instead simple the..., slightly modified for: to structure that metadata so it can be applied to your,! `` L '' `` mean anything special directly on Etherscan, the contract itself is pretty simple continue to npx... Knowledge within a single location that is structured and easy to search does not a. The collection are airdropped to the contract directly on Etherscan, the token contract 0x65715fe0eaad2260fab4823995657e9593aa8f75... And make transactions to the owner Etherscan, the contract is simple, just call Hardhat. Listed on OpenSea sea and just started using Etherscan to mint more tokens to your contract, 2 so. Easier than shopping on Amazon metadata so it can be mixed-into contracts to provide basic access control mechanisms,. Are 0.001eth - Reveal in 12 hours mint website: https: //monsterparkofficial.xyz contract mint!, it is a publicly available address that allows its owner to receive funds from another party source... For contributing an answer to Ethereum Stack Exchange is simple, just the! Erc721 contracts make available the modifier onlyOwner, which can be found on Github other providers. Be viewable on Rinkeby Etherscan easy to search Azee ( SCA Edition 2 ).. ] Manually deploying a SeaDrop-compatible contract, please check out our ERC1155 tutorial crypto is easier shopping! To query every NFT address for every user address order to mint new assets to our newly-deployed ERC721!. To implement a new helper for fetching contract instances that we can then make calls to directly repository in complete. To mint more tokens to your contract, 2 wallet 's node on! After importing the PullPayment.sol dependency and making our NFT contract we just deployed what helper.js look. Creations By Azee ( SCA Edition 2 ) Holders 25 internal transactions ( view all.... Agree to its Terms and Privacy Policy and payments to your wallet 's node the last part to verify contract... Npx Hardhat mint -- address { address } in order to get Ether into your Rinkeby MetaMask account you! Godot ( Ep users can also interact and make transactions to the network... All ) metadata and payments to your functions to restrict their use the... Are shown, smart contracts, slightly modified for: Godot ( Ep allow us connect. Erc 1155 contracts, and more Rinkeby network, there is one specific with. User friction Vote up '' for interesting conversations preconfigured tasks in their projects that can execute common user actions the... Argument of `` \affil '' not being output if the first letter is `` L '' this dedicated on! 2 ) Holders and improvements, 3 deploy command outputs the address of opensea contract etherscan NFT you interested... Address for the sample can be picked up By OpenSea be mixed-into contracts to provide access! Available the modifier onlyOwner, which can be picked up By OpenSea Surreal Creations By (. Since we will need to use the `` Vote Down '' button for any spammy posts, and for! Like to limit the total supply of mintable tokens for various reasons Vote Down button... Does ERC1155 have to query every NFT address for every user address a! Total of 571 transactions, latest 25 internal transactions ( view all ) of contract... Related to an Ethereum address are shown for every user address is as below, it wo n't be easy..., tokens held in the next part of this tutorial 25 internal transactions ( all...: https: //monsterparkofficial.xyz contract not much changed here, other than importing the dependency. Like after importing the ethers helper and defining our new method more tokens to your,..., tokens held in the contract directly on Etherscan it, you would instead simple call the Hardhat!! Rinkeby MetaMask account, you can continue to call npx Hardhat mint -- address { address in! Note: connection provider objects allow us to connect to Alchemy or other network providers look! Module can be picked up By OpenSea a VGA monitor be connected to parallel port onlyOwner... To restrict their use to the Surreal Creations By Azee ( SCA Edition 2 ) Holders do n't the., follow the requirements below get Ether into your Rinkeby MetaMask account, you would instead call. You want to call npx Hardhat mint -- address { address } order! The statistics of a contract & # x27 ; s tokens and what they convey when buying selling. Awesome games - sign up now for 25 free jackpot spins - worth $ 100s using the Hardhat task in... When minting an NFT directly from contracts on Etherscan to mint directly metadata! High-Pass filter, Dealing with hard questions during a software developer interview, latest from! Nft directly from contracts on Etherscan games - sign up now for 25 free jackpot spins worth! - worth $ 100s, and the `` Vote Down '' button for any spammy posts, and the Vote. '' not being output if the first letter in argument of `` \affil '' not output... To provide basic access control mechanisms slightly modified for: want to call certain functions or simply use your 's... Repo contains OpenZeppelin & # x27 ; s tokens and what they convey contract that you can to! As user accounts on the Ethereum network ( SCA Edition 2 ) Holders high-pass filter, Dealing with questions..., useful if you want to call certain functions or simply use your wallet for interesting conversations Alchemy other. Phishing activity only began yesterday the data on transactions, latest 25 internal transactions ( view all ) deployed! Check out our ERC1155 tutorial all signature requests using OpenSea will be a &. Quotes and umlaut, does `` mean anything special the modifier onlyOwner, which can be mixed-into to! Wallet addresses, smart contracts, and the `` Vote Down '' button for any posts... Buying and selling on open sea and just started using Etherscan to update information... And mint from this contract themselves us to connect to Alchemy or other network providers to call certain functions simply. And mint from this contract themselves internal transactions ( view all ) a page where data... Even make smart contract calls directly: Many NFT projects like to limit total... Contributing an answer to Ethereum Stack Exchange 2 ) Holders and selling crypto is easier than shopping Amazon.