{"document_id":"BLC-STUDY-1026","slug":"erc-7561","title":"Simple NFT, Simplified ERC-721","authors":"Xiang, Ben77, Mingshi S.","year":2023,"date_label":"2023","publisher":"Xiang, Ben77, Mingshi S.","paper_type":"Design paper","category":"Markets","topics":["Markets"],"source_url":"https://github.com/ethereum/ERCs/blob/master/ERCS/erc-7561.md","source_label":"ERC 7561","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":"Licensed for redistribution","source_status":"Official source","use_status":"The upstream file is mirrored at /primary/erc-7561.md under CC0-1.0. The canonical file remains the source URL. The desk study is separate.","licence":"CC0-1.0","licence_label":"CC0-1.0","full_text":"https://blockchainlab.com/primary/erc-7561.md","full_text_reason":"Mirrored from the upstream file under CC0-1.0. Desk wording is not part of that licence and is not a training grant.","repository":"https://github.com/ethereum/ERCs","editorial_line":"A desk note on ERC 7561 (Simple NFT, Simplified ERC-721). The file's status is Draft. The note records the text. It does not measure who runs it.","canonical_url":"https://blockchainlab.com/whitepaper/erc-7561","record_url":"https://blockchainlab.com/research/corpus/papers/erc-7561","study_url":"https://blockchainlab.com/whitepaper/erc-7561","last_reviewed":"2026-10-01","last_checked":"2026-10-01","relationships":[{"rel":"Canonical reading","label":"ERC 7561 study","href":"/whitepaper/erc-7561"},{"rel":"Related paper","label":"Uniswap","href":"/whitepaper/uniswap-v2"},{"rel":"Related paper","label":"Aave","href":"/whitepaper/aave"},{"rel":"Related paper","label":"Compound","href":"/whitepaper/compound"}]}