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ERC-4973 Account-bound Tokens

ReviewERCcreated 2022-04-01requires ERC-165, EIP-712, ERC-721, ERC-1271

An interface for non-transferrable NFTs binding to an Ethereum account like a legendary World of Warcraft item binds to a character.

Author: Tim Daubenschütz (@TimDaub)

ERC-165 interface ids

Computed here as the XOR of the selectors each interface defines.

IERC49730xeb72bb7c

Functions this standard introduces (6)

0x70a08231balanceOf(address)view
0xfe94eca1decodeURI(bytes)
0x85aa0f87give(address,bytes,bytes)
0x6352211eownerOf(uint256)view
0x52c718a5take(address,bytes,bytes)
0xd179e3d0unequip(uint256)

Events (1)

Topic0 is the keccak256 hash of the signature, which is what a log filter matches on.

0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3efTransfer(address,address,uint256)

Depends on (4)

Proposals this one names in its requires field.

What the specification covers

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Parsed from the canonical specification · discussion