0x15dc82b5806c0b6190a6c8b8bf9fdc59b7bbfcab40950efc3e83b11ac2340772
View NFT Roles.sol
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// SPDX-License-Identifier: MIT | |
// by dennison@tally.xyz | |
pragma solidity ^0.8.0; | |
import "@openzeppelin/contracts/access/AccessControl.sol"; | |
import "@openzeppelin/contracts/token/ERC1155/ERC1155.sol"; | |
contract Roles is ERC1155, AccessControl { | |
// errors | |
error NoDuplicateRoles(); |
View Ethereum registry Decoded.sol
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// SPDX-License-Identifier: MIT | |
pragma solidity ^0.8.4; | |
interface ABI_0x5564886ca2C518d1964E5FCea4f423b41Db9F561 { | |
function name(address) external; | |
function owner(bytes32) external; | |
function content(bytes32) external; | |
function addr(bytes32) external; | |
function reserve(bytes32) external; | |
function subRegistrar(bytes32) external; |
View Complete SoulBound Token Example
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// SPDX-License-Identifier: MIT | |
pragma solidity ^ 0.8 .4; | |
// Made with Love by Dennison Bertram @Tally.xyz | |
import "@openzeppelin/contracts@4.6.0/token/ERC721/ERC721.sol"; | |
import "@openzeppelin/contracts@4.6.0/access/Ownable.sol"; | |
import "@openzeppelin/contracts@4.6.0/utils/cryptography/draft-EIP712.sol"; | |
import "@openzeppelin/contracts@4.6.0/token/ERC721/extensions/draft-ERC721Votes.sol"; | |
import "@openzeppelin/contracts@4.6.0/utils/Counters.sol"; | |
contract MyToken is ERC721, Ownable, EIP712, ERC721Votes { |
View Fixed _beforeTokenTransfer hook
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function _beforeTokenTransfer(address from, address to, uint256 tokenId) | |
internal override(ERC721, ERC721Votes) | |
{ | |
require(from == address(0), "Err: token is SOUL BOUND"); | |
super._beforeTokenTransfer(from, to, tokenId); | |
} | |
} |
View Broken _beforeTokenTransfer hook
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function _beforeTokenTransfer(address from, address to, uint256 tokenId) | |
internal override(ERC721, ERC721Votes) | |
{ | |
require(true == false, "Err: token is SOUL BOUND"); | |
super._beforeTokenTransfer(from, to, tokenId); | |
} | |
} |
View SoulBoundTokenExample.sol
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// SPDX-License-Identifier: MIT | |
pragma solidity ^0.8.4; | |
// Made with Love by Dennison Bertram @Tally.xyz | |
import "@openzeppelin/contracts@4.6.0/token/ERC721/ERC721.sol"; | |
import "@openzeppelin/contracts@4.6.0/access/Ownable.sol"; | |
import "@openzeppelin/contracts@4.6.0/utils/cryptography/draft-EIP712.sol"; | |
import "@openzeppelin/contracts@4.6.0/token/ERC721/extensions/draft-ERC721Votes.sol"; | |
import "@openzeppelin/contracts@4.6.0/utils/Counters.sol"; |
View attestation.txt
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I contributed to the Semaphore Trusted Setup Multi-Party Ceremony. | |
The following are my contribution signatures: | |
Circuit: semaphore16 | |
Contributor # 125 | |
Hash: 6d26febd 173f9e51 b1ac3fb1 0d8b710f | |
d70cbe9c 4a1a0122 2c541bf1 041b717d | |
59064417 737f9736 26acd89f ff20ef6e | |
d5808ec7 ee6f2fc6 b8c41822 f00597bb | |
View SolidityLinkedList.sol
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pragma solidity ^0.4.24; | |
contract LinkedList { | |
event AddEntry(bytes32 head, string data, bytes32 next); | |
//Struct will be our Node | |
struct Node { | |
bytes32 next; | |
string data; |
View token.abi.json
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[ | |
{ | |
"inputs": [], | |
"stateMutability": "nonpayable", | |
"type": "constructor" | |
}, | |
{ | |
"anonymous": false, | |
"inputs": [ | |
{ |
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