{"document_id":"BLC-STUDY-0481","slug":"erc-7439","title":"Prevent ticket touting","authors":"LeadBest Consulting Group , Sandy Sung , Mars Peng , Taien Wang","year":2023,"date_label":"2023","publisher":"LeadBest Consulting Group , Sandy Sung , Mars Peng , Taien Wang","paper_type":"Design paper","category":"Markets","topics":["Markets"],"source_url":"https://eips.ethereum.org/EIPS/eip-7439","source_label":"ERC 7439","legacy_pdf_path":null,"sha256":null,"sha256_note":"No hash is published. This build does not store those PDF bytes, so a checksum would be invented. Where a legacy path exists, it points at the Internet Archive copy of the old library.","version":"Source cited by the 2023 study. The study is the reading. This page does not add a second essay.","doi":null,"rights_status":"Official external source only","source_status":"Official source","use_status":"Metadata and commentary only. The reading is the study page.","licence":null,"licence_label":"No licence recorded. Rights status under review.","full_text":null,"full_text_reason":"Full text is not published on this page. Public availability is not a licence to republish a document. Blockchain Lab has not recorded a licence that permits an HTML transcription, a training set, or a retrieval corpus of the paper. Text on this page is Blockchain Lab's own wording, or a pointer to a study that is also Blockchain Lab's wording.","editorial_line":"ERC 7439, Prevent ticket touting. This standard is an extension of ERC-721 and defines standard functions outlining a scope for ticketing agents or event organizers to take preventative actions to stop audiences being exploited in the ticket scalping market and allow customers to resell their tickets via authorized ticket resellers.","canonical_url":"https://blockchainlab.com/whitepaper/erc-7439","record_url":"https://blockchainlab.com/research/corpus/papers/erc-7439","study_url":"https://blockchainlab.com/whitepaper/erc-7439","last_reviewed":"2026-10-01","last_checked":"2026-10-01","relationships":[{"rel":"Canonical reading","label":"ERC 7439 study","href":"/whitepaper/erc-7439"},{"rel":"Related paper","label":"Uniswap","href":"/whitepaper/uniswap-v2"},{"rel":"Related paper","label":"ERC-20","href":"/whitepaper/erc20"},{"rel":"Related paper","label":"Balancer","href":"/whitepaper/balancer"}]}