ERC-6551 Non-fungible Token Bound Accounts

ReviewERCcreated 2023-02-231 later proposal build on itrequires ERC-165, ERC-721, ERC-1167, ERC-1271

An interface and registry for smart contract accounts owned by non-fungible tokens

Authors: Jayden Windle (@jaydenwindle), Benny Giang, Steve Jang, Druzy Downs (@druzydowns), Raymond Huynh (@huynhr), Alanah Lam, Wilkins Chung (@wwhchung), Paul Sullivan (@sullivph), Auryn Macmillan (@auryn-macmillan), Jan-Felix Schwarz (@jfschwarz), Anton Bukov (@k06a), Mikhail Melnik (@ZumZoom), Josh Weintraub (@jhweintraub), Rob Montgomery (@RobAnon), vectorized (@vectorized), Víctor Martínez (@vnmrtz), Adrián Pajares (@0xadrii)

ERC-165 interface ids

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

IERC6551Registry	`0xae3ec50e`
IERC6551Account	`0x6faff5f1`
IERC6551Executable	`0x51945447`

Functions this standard introduces (6)

`0x246a0021`	`account(address,bytes32,uint256,address,uint256)`	view
`0x8a54c52f`	`createAccount(address,bytes32,uint256,address,uint256)`
`0x51945447`	`execute(address,uint256,bytes,uint8)`	payable
`0x523e3260`	`isValidSigner(address,bytes)`	view
`0xc19d93fb`	`state()`	view
`0xfc0c546a`	`token()`	view

Events (1)

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

0x79f19b3655ee38b1ce526556b7731a20c8f218fbda4a3990b6cc4172fdf88722 ERC6551AccountCreated(address,address,bytes32,uint256,address,uint256)

Custom errors (1)

0x20188a59 AccountCreationFailed()

Depends on (4)

Proposals this one names in its requires field.

Built on by (1)

Later proposals that name this one in their requires field.

Compare with

Parsed from the canonical specification · discussion