Questions tagged [nft]

Questions about NFTs, non-fungible tokens.

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Can we mint 5 gigabyte video NFTs?

What is the maximum size of NFTs on the Ethereum blockchain (ERC-721 or ERC-1155 tokens)? crypto art NFTs on the Ethereum blockchain already contain JPG/PNG files that are about 5 MB large, and ...
3
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1answer
475 views

How can I verify ownership to allow resale of NFTs?

I have discovered NFTs and ETH recently and would like to build a marketplace like opensea but allows resale of NFTs that are already minted on various block chains(ETH, FLOW). Starting with just ETH, ...
4
votes
2answers
517 views

Ethereum implementation of a non-fungible but divisible token? (ERC721 seems not to work for that)

I am struggling currently with finding the right implementation possibility for a token with the following properties: Asset-backed token based on a non-fungible asset (like a piece of art) More than ...
3
votes
1answer
516 views

ERC721: Interface ID Registration

Why we need to register Interface ID in ERC721 token. I was just going through the openzeppelin-solidity erc721 code and curious to know that why we need to use this. That interface id register code ...
2
votes
3answers
129 views

NFT ERC 721 smart contracts

According to my understanding ERC721 smart contracts hold a list a "NFTs/owners" the same way ERC20 smart contracts hold a list of "owners/token balance". NFT are digital assets ...
1
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3answers
1k views

ERC721 - Create 1000 tokens in one function call

I have implemented a contract where a set of ERC721 tokens should be generated with a function call in private net. Code as follows : function mint( address _owner, uint256[] _id ) ...
1
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1answer
16 views

ParserError: while parsing a block mapping

This is the code in my brownie.config.yaml file: # exclude SafeMath when calculating test coverage # https://eth-brownie.readthedocs.io/en/v1.10.3/config.html#exclude_paths reports: ...