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| -rw-r--r-- | packages/sra-spec/src/md/introduction.md | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/packages/sra-spec/src/md/introduction.md b/packages/sra-spec/src/md/introduction.md index 6f733c9ab..f27186f41 100644 --- a/packages/sra-spec/src/md/introduction.md +++ b/packages/sra-spec/src/md/introduction.md @@ -180,7 +180,7 @@ The identifier for the Proxy uses a similar scheme to [ABI function selectors](h ```js // ERC20 Proxy ID 0xf47261b0 bytes4(keccak256('ERC20Token(address)')); -// ERC721 Proxy ID 0x08e937fa +// ERC721 Proxy ID 0x02571792 bytes4(keccak256('ERC721Token(address,uint256)')); ``` @@ -192,10 +192,10 @@ For example, encoding the ERC20 token contract (address: 0x1dc4c1cefef38a777b15a 0xf47261b00000000000000000000000001dc4c1cefef38a777b15aa20260a54e584b16c48 ``` -Encoding the ERC721 token contract (address: `0x371b13d97f4bf77d724e78c16b7dc74099f40e84`), token id (id: `99`, which hex encoded is `0x63`) and the ERC721 Transfer Proxy (id: 0x08e937fa) would be: +Encoding the ERC721 token contract (address: `0x371b13d97f4bf77d724e78c16b7dc74099f40e84`), token id (id: `99`, which hex encoded is `0x63`) and the ERC721 Transfer Proxy (id: 0x02571792) would be: ```bash -0x08e937fa000000000000000000000000371b13d97f4bf77d724e78c16b7dc74099f40e840000000000000000000000000000000000000000000000000000000000000063 +0x02571792000000000000000000000000371b13d97f4bf77d724e78c16b7dc74099f40e840000000000000000000000000000000000000000000000000000000000000063 ``` For more information see [the Asset Proxy](https://github.com/0xProject/0x-protocol-specification/blob/master/v2/v2-specification.md#erc20proxy) section of the v2 spec and the [Ethereum ABI Spec](https://solidity.readthedocs.io/en/develop/abi-spec.html). |