ERC-1155 Multi Token Standard

FinalERCcreated 2018-06-1760 later proposals build on itrequires ERC-165

Authors: Witek Radomski, Andrew Cooke, Philippe Castonguay (@phabc), James Therien, Eric Binet, Ronan Sandford (@wighawag)

ERC-165 interface ids

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

ERC1155 0xd9b67a26

`0x00fdd58e`	`balanceOf(address,uint256)`	view
`0x4e1273f4`	`balanceOfBatch(address[],uint256[])`	view
`0xe985e9c5`	`isApprovedForAll(address,address)`	view
`0x2eb2c2d6`	`safeBatchTransferFrom(address,address,uint256[],uint256[],bytes)`
`0xf242432a`	`safeTransferFrom(address,address,uint256,uint256,bytes)`
`0xa22cb465`	`setApprovalForAll(address,bool)`

0x01ffc9a7 supportsInterface(bytes4) ERC-165

Interfaces the spec defines alongside the core one, which an implementation may or may not carry.

0x0e89341c uri(uint256)

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

`0xc3d58168c5ae7397731d063d5bbf3d657854427343f4c083240f7aacaa2d0f62`	`TransferSingle(address,address,address,uint256,uint256)`
`0x4a39dc06d4c0dbc64b70af90fd698a233a518aa5d07e595d983b8c0526c8f7fb`	`TransferBatch(address,address,address,uint256[],uint256[])`
`0x17307eab39ab6107e8899845ad3d59bd9653f200f220920489ca2b5937696c31`	`ApprovalForAll(address,address,bool)`
`0x6bb7ff708619ba0610cba295a58592e0451dee2622938c8755667688daf3529b`	`URI(string,uint256)`

Proposals this one names in its requires field.

Later proposals that name this one in their requires field.