Metaplex (NFTs)
The Metaplex Token Metadata program attaches rich metadata to SPL mints — the foundation of every Solana NFT.
Collection Authority Record
Metaplex Token Metadata · 35 bytes
A tiny delegate record that lets an address other than the collection's update authority verify NFTs into a Metaplex collection. The on-chain permission slip for delegated collection management.
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Edition Marker
Metaplex Token Metadata · 32 bytes
A 32-byte bitfield that tracks which numbered editions of a Master Edition have already been printed. Each bit is one edition number; one marker covers 248 editions.
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Master Edition
Metaplex Token Metadata
The account that marks an NFT as a one-of-one master and authorizes printing numbered editions of it. Stores current print supply and an optional maximum.
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Token Metadata
Metaplex Token Metadata · 607 bytes
MetadataV1 account — links a mint to its name, symbol, URI, royalties, creators, and optional collection. The foundation of every Solana NFT.
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Use Authority Record
Metaplex Token Metadata · 10 bytes
A tiny delegate record that lets an address other than the NFT owner consume "uses" on a usable NFT, with its own quota. The permission slip behind redeemable/consumable NFTs.
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