Author’s information:
I’m vividwood, blockchain and web3 developer
Discord: vividwood
Email: vividwood@proton.me
Simple Summary: This NIP introduces a decentralized auction-based NFT ticket system, revolutionizing event ticketing by leveraging blockchain technology for transparent, secure, and fair distribution of event tickets.
Abstract: The decentralized auction-based NFT ticket system aims to bring innovation to event ticketing. By tokenizing event tickets as NFTs on the Mint blockchain, this proposal establishes a decentralized auction model, providing benefits such as transparency, anti-scalping measures, and an equitable ticket distribution system.
Motivation: Traditional event ticketing systems face challenges, including ticket scalping, counterfeit tickets, and lack of transparency. The motivation behind this NIP is to address these issues by utilizing blockchain technology to tokenize event tickets, enabling a decentralized auction model that ensures fair pricing and secure ticket transactions.
Rationale: The NIP’s rationale lies in the need for a more transparent and equitable event ticketing system. By leveraging NFTs and decentralized auctions, the proposed system aims to eliminate scalping, prevent fraud, and create a fair marketplace for event organizers and attendees. Technical details will be provided to illustrate how this decentralized ticketing system benefits both event organizers and ticket purchasers.
Specification: The NFT ticket system will consist of the following key components:
- MintTicket Contract:
- The
MintTicket
contract is a typical NFT contract responsible for creating, transferring, and managing event ticket NFTs. Each NFT represents a unique ticket with metadata such as event information, seat number, and access permissions.
NFT ticket must implement MintTicket interface, which is based on ERC721 standard
interface MintTicket {
event Transfer(address indexed _from, address indexed _to, uint256 indexed _tokenId);
event Approval(address indexed _owner, address indexed _approved, uint256 indexed _tokenId);
event ApprovalForAll(address indexed _owner, address indexed _operator, bool _approved);
function balanceOf(address _owner) external view returns (uint256);
function ownerOf(uint256 _tokenId) external view returns (address);
function safeTransferFrom(address _from, address _to, uint256 _tokenId, bytes data) external payable;
function safeTransferFrom(address _from, address _to, uint256 _tokenId) external payable;
function transferFrom(address _from, address _to, uint256 _tokenId) external payable;
function approve(address _approved, uint256 _tokenId) external payable;
function setApprovalForAll(address _operator, bool _approved) external;
function getApproved(uint256 _tokenId) external view returns (address);
function isApprovedForAll(address _owner, address _operator) external view returns (bool);
}
- AuctionManager Contract:
- The
AuctionManager
contract facilitates decentralized auctions for event tickets. It manages the auction lifecycle, including bidding, winning, and transferring ownership of ticket NFTs.
interface AuctionManager {
event LogBid(address bidder, uint bid, address highestBidder, uint highestBid, uint highestBindingBid);
event LogWithdrawal(address withdrawer, address withdrawalAccount, uint amount);
event LogCanceled();
function placeBid() payable returns (bool success) {}
function withdraw() returns (bool success) {}
function cancelAuction() returns (bool success) {}
}
- AntiScalping Measures:
- The system will implement anti-scalping measures to prevent the resale of tickets at significantly higher prices. Smart contract logic will enforce fair pricing during auctions.
- Interoperability:
- The NFT ticket system will be designed for interoperability with existing event management platforms, enabling seamless integration for event organizers.
Open-source Commitment: I commits to open-sourcing the NIP and grants permission for developers within the Mint blockchain ecosystem to build protocols and applications based on this NIP