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The concept of non-fungible digital assets that could be owned on a blockchain predated ERC-721, with projects like Colored Coins on Bitcoin in 2012. [7] In 2017, just prior to ERC-721’s publication, Larva Labs launched the CryptoPunks NFT project on Ethereum using ERC-20 (a fungible token standard).
Each CryptoKitty is a non-fungible token (NFT). Each is unique and owned by the user, validated through the blockchain, and its value can appreciate or depreciate based on the market. CryptoKitties cannot be replicated and cannot be transferred without the user's permission, even by the game developers.
Cards for the game operate on Reality Gaming Group's Digital Asset Trading (DAT) Platform. Each card is minted as an NFT on a "sidechain” and can be traded and sold on marketplaces. [ 4 ] Prior to the game's release, cards were available to collect starting from October 2020.
The first known game to use blockchain technologies was CryptoKitties, launched in November 2017, where the player would purchase NFTs with Ethereum cryptocurrency, each NFT consisting of a virtual pet that the player could breed with others to create offspring with combined traits as new NFTs.
The first known "NFT", Quantum, [24] was created by Kevin McCoy and Anil Dash in May 2014. It consists of a video clip made by McCoy's wife, Jennifer. McCoy registered the video on the Namecoin blockchain and sold it to Dash for $4, during a live presentation for the Seven on Seven conferences at the New Museum in New York City.
A subset of these games are also known as play-to-earn games because they include systems that allow players to earn cryptocurrency through gameplay. Blockchain games have existed since 2017, gaining wider attention from the video game industry in 2021. Several AAA publishers have expressed intent to include this technology in the future ...
Since tokens of this type are unique, they have been used to represent such things as collectibles, digital art, sports memorabilia, virtual real estate, and items within games. [71] ERC-721 is the first official NFT standard for Ethereum and was followed up by ERC-1155 which introduced semi-fungibility, both are widely used, [72] though some ...
The blockchain company Polygon was originally known as Matic Network. The Matic Network was launched in 2017 by four software engineers: Jaynti Kanani, Sandeep Nailwal, Anurag Arjun, and Mihailo Bjelic. [2] In February 2021, the project was rebranded as Polygon Technology. In August 2021, Polygon acquired Hermez Network for $250 million.