Minting NFTs: Everything to Know

By  Beluga Research September 10, 2023

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  • "Minting" an NFT refers to the process of creating a unique digital asset on a blockchain
  • A "Non-Fungible Token" (NFT) is a unique digital asset created on a blockchain, representing ownership of a specific item or artwork
  • NFTs disrupt traditional ownership by introducing a digital scarcity model through the use of blockchain technology
  • Most NFTs have unique aspects such as indivisibility, provenance and programmable functionality, providing new opportunities for creators to monetize digital works


"Minting" an NFT refers to the process of creating a unique digital asset on a blockchain. When a creator "mints" a "Non-Fungible Token" (NFT), they essentially tokenize a digital or physical item, such as artwork, music, collectibles or any digital content, by recording the ownership and characteristics on the blockchain.

Minting typically involves specifying metadata like the item's title, description and a digital file representing the asset. Once minted, the NFT becomes a one-of-a-kind, verifiable and tradable digital collectible, often used in the world of digital art and online ownership.

A Brief History

NFTs trace back to the creation of "Colored Coins" on the Bitcoin blockchain in 2012, which allowed users to represent and trade assets other than Bitcoin. However, NFTs truly took off with the launch of Ethereum in 2015. Ethereum's smart contract capabilities enabled developers to create and deploy personalized tokens with unique properties.

The breakthrough moment for NFTs came in 2017 with the launch of "CryptoKitties," a blockchain-based game where users could breed, collect and trade virtual cats. Each CryptoKitty was represented as an NFT, leading to mainstream adoption and tokenization of various digital assets on the blockchain.

Minting NFTs: Everything to Know

Minting an NFT involves creating a unique digital item, such as artwork, a video clip or music track, on a blockchain platform that supports NFTs. Ethereum is the most popular choice due to robust smart contract capabilities.

To mint an NFT, an individual or artist needs to follow a few key steps. First, they must choose an NFT marketplace or platform like OpenSea, Rarible or SuperRare to sell or trade the digital item. Then, they prepare the digital asset to meet the platform's requirements, including file format, size and metadata such as creator information and a description.

After preparation, the creator interacts with the chosen platform, connecting a compatible cryptocurrency wallet like MetaMask and paying a fee known as "gas" in the Ethereum network, to process the minting transaction and record the NFT on the blockchain.

Once confirmed, the NFT becomes part of the blockchain's history and is associated with the creator's wallet address. The creator can choose to list the NFT for sale or retain ownership for personal enjoyment and future trading opportunities.

Getting Started

To understand cryptocurrency minting, it is important to grasp the fundamentals of blockchain technology. A "blockchain" is a decentralized digital ledger that records transactions across multiple computers or "nodes." It ensures transparency, security and immutability through cryptographic techniques. Cryptocurrencies like Bitcoin and Ethereum are built on blockchain technology.

When minting NFTs, Ethereum is the most widely used blockchain platform. Ethereum supports the ERC-721 and ERC-1155 token standards, specifically designed for NFTs. Minting an NFT on Ethereum involves interacting with a "smart contract," which is a self-executing contract with predefined rules written in code. Smart contracts enable the creation, ownership and transfer of NFTs.

To start minting NFTs, a user must first acquire a digital wallet that supports the Ethereum network. Popular wallets include MetaMask, Trust Wallet and MyEtherWallet. These wallets provide a secure way to store digital assets and interact with decentralized applications (dapps) on the Ethereum blockchain.

Once a wallet is set up, the user can browse various NFT marketplaces or platforms to mint and trade NFTs. Prominent platforms include OpenSea, Rarible and SuperRare. These platforms allow creators to upload digital content such as artwork, music, videos or virtual real estate and convert them into NFTs.

Unique Aspects

NFTs have distinct characteristics that set them apart from traditional cryptocurrencies. Each NFT has a unique identifier, making it different from any other token. This uniqueness allows NFTs to represent ownership of a specific digital item, whether the item is art, a collectible or a virtual asset in a game.

Another unique aspect of NFTs is indivisibility. Unlike divisible cryptocurrencies like bitcoin or ether, NFTs are typically indivisible. Each NFT represents a whole item and cannot be divided into smaller fractions. This indivisibility contributes to the scarcity and value of NFTs.

NFTs also provide provenance and authenticity. The blockchain serves as a transparent and immutable ledger that records the complete history of an NFT, including the creation, ownership transfers and sales. This traceability ensures the authenticity and provenance of the digital asset represented by the NFT.

Furthermore, NFTs can incorporate programmable functionality through "smart contracts." Smart contracts allow creators to embed specific rules or conditions into the NFT, enabling automated royalty payments, unlockable content or other interactive features. This programmability adds utility and interactivity to NFTs, enhancing value propositions.

NFTs have created new opportunities for creators and artists to monetize digital works. In traditional art markets, artists often face barriers such as gatekeepers, high fees and limited exposure. NFTs eliminate these barriers by providing a direct peer-to-peer (P2P) marketplace where creators can showcase and sell digital creations while retaining ownership and control over their work.


  • Ownership Verification - Minting NFTs provides proof of ownership with a unique identifier embedded in each token. This feature establishes ownership rights for creators and collectors.
  • Scarcity and Exclusivity - NFTs offers scarcity and exclusivity, enhancing the value and desirability of the work. Artists, musicians and content creators can monetize unique creations in innovative ways.
  • Royalties and Secondary Sales - Minting NFTs allows creators to program royalties into smart contracts, earning a percentage of proceeds from secondary sales. In this way, artists can benefit from the increasing value of their work over time.
  • Interoperability and Interchangeability - NFTs are built on blockchain technology, enabling them to be bought, sold and traded on different platforms. This offers flexibility and a broader audience for creators and collectors.
  • Authenticity and Proof of Creation - Minting NFTs utilizes blockchain's transparency to provide a verifiable record of creation. This protects artists and creators from plagiarism and unauthorized reproduction.


  • Environmental Impact - The energy consumption of blockchain technology, especially proof-of-work (PoW) consensus mechanisms, raises concerns about the environmental impact of minting NFTs. The process contributes to carbon emissions and the carbon footprint of the digital art market.
  • Market Volatility - NFT values can be highly volatile. Speculation can lead to inflated prices and sudden drops, resulting in financial losses for collectors and investors. Thorough research is crucial before participating in the NFT market.
  • Copyright and Intellectual Property Concerns - Minting NFTs raises questions about copyright and intellectual property rights. The digital nature of NFTs increases the risk of unauthorized copies, potentially infringing on creators' rights. The legal framework is still evolving and requires careful consideration.
  • Accessibility and Exclusivity - Minting NFTs may create barriers for artists and collectors from marginalized communities due to high transaction fees and technical requirements on certain platforms. Inclusivity and accessibility need to be addressed by the industry.
  • Market Saturation and Quality Control - The rapid proliferation of NFTs raises concerns about market saturation and the dilution of quality. Flooding the market with low-quality or derivative content undermines the value and reputation of the entire ecosystem. Therefore, maintaining quality control and promoting curation are ongoing challenges.