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ERC-6785 ERC-721 Utilities Information Extension

DraftERCcreated 2023-03-27requires ERC-165, ERC-721

Provide easy access to information about the `utility` of an NFT via functions and the NFT's metadata

Authors: Otniel Nicola (@OT-kthd), Bogdan Popa (@BogdanKTHD)

ERC-165 interface ids

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

IERC67850xed231d73

Functions this standard introduces (3)

0x4a048176setUtilityUri(uint256,string)
0xf96090b9utilityHistoryOf(uint256)view
0x5e470cbcutilityUriOf(uint256)view

Events (1)

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

0xe4e6273daa5f0f427223bd52bf3accaa4d3ade6612a177e536dfe3a9cb6e22b2UpdateUtility(uint256,string)

Depends on (2)

Proposals this one names in its requires field.

What the specification covers

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