ERC-721
NFT
Overview
Max Total Supply
0 SLG
Holders
1,123
Market
Volume (24H)
0.1432 ETH
Min Price (24H)
$104.61 @ 0.041500 ETH
Max Price (24H)
$151.22 @ 0.059990 ETH
Other Info
Token Contract
Balance
16 SLGLoading...
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# | Exchange | Pair | Price | 24H Volume | % Volume |
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Contract Name:
Creator721Proxy
Compiler Version
v0.8.3+commit.8d00100c
Optimization Enabled:
Yes with 125 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity ^0.8.0; /// @author: manifold.xyz import "../../openzeppelin/proxy/Proxy.sol"; import "../../openzeppelin/utils/Address.sol"; import "../../openzeppelin/utils/StorageSlot.sol"; contract Creator721Proxy is Proxy { constructor( string memory name, string memory symbol, address creatorImplementation ) { assert( _IMPLEMENTATION_SLOT == bytes32(uint256(keccak256("eip1967.proxy.implementation")) - 1) ); StorageSlot .getAddressSlot(_IMPLEMENTATION_SLOT) .value = creatorImplementation; Address.functionDelegateCall( creatorImplementation, abi.encodeWithSignature("initialize(string,string)", name, symbol) ); } /** * @dev Storage slot with the address of the current implementation. * This is the keccak-256 hash of "eip1967.proxy.implementation" subtracted by 1, and is * validated in the constructor. */ bytes32 internal constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc; /** * @dev Returns the current implementation address. */ function implementation() public view returns (address) { return _implementation(); } function _implementation() internal view override returns (address) { return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (proxy/Proxy.sol) pragma solidity ^0.8.0; /** * @dev This abstract contract provides a fallback function that delegates all calls to another contract using the EVM * instruction `delegatecall`. We refer to the second contract as the _implementation_ behind the proxy, and it has to * be specified by overriding the virtual {_implementation} function. * * Additionally, delegation to the implementation can be triggered manually through the {_fallback} function, or to a * different contract through the {_delegate} function. * * The success and return data of the delegated call will be returned back to the caller of the proxy. */ abstract contract Proxy { /** * @dev Delegates the current call to `implementation`. * * This function does not return to its internall call site, it will return directly to the external caller. */ function _delegate(address implementation) internal virtual { assembly { // Copy msg.data. We take full control of memory in this inline assembly // block because it will not return to Solidity code. We overwrite the // Solidity scratch pad at memory position 0. calldatacopy(0, 0, calldatasize()) // Call the implementation. // out and outsize are 0 because we don't know the size yet. let result := delegatecall(gas(), implementation, 0, calldatasize(), 0, 0) // Copy the returned data. returndatacopy(0, 0, returndatasize()) switch result // delegatecall returns 0 on error. case 0 { revert(0, returndatasize()) } default { return(0, returndatasize()) } } } /** * @dev This is a virtual function that should be overriden so it returns the address to which the fallback function * and {_fallback} should delegate. */ function _implementation() internal view virtual returns (address); /** * @dev Delegates the current call to the address returned by `_implementation()`. * * This function does not return to its internall call site, it will return directly to the external caller. */ function _fallback() internal virtual { _beforeFallback(); _delegate(_implementation()); } /** * @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if no other * function in the contract matches the call data. */ fallback() external payable virtual { _fallback(); } /** * @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if call data * is empty. */ receive() external payable virtual { _fallback(); } /** * @dev Hook that is called before falling back to the implementation. Can happen as part of a manual `_fallback` * call, or as part of the Solidity `fallback` or `receive` functions. * * If overriden should call `super._beforeFallback()`. */ function _beforeFallback() internal virtual {} }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (utils/Address.sol) pragma solidity ^0.8.0; /** * @dev Collection of functions related to the address type */ library Address { /** * @dev Returns true if `account` is a contract. * * [IMPORTANT] * ==== * It is unsafe to assume that an address for which this function returns * false is an externally-owned account (EOA) and not a contract. * * Among others, `isContract` will return false for the following * types of addresses: * * - an externally-owned account * - a contract in construction * - an address where a contract will be created * - an address where a contract lived, but was destroyed * ==== */ function isContract(address account) internal view returns (bool) { // This method relies on extcodesize, which returns 0 for contracts in // construction, since the code is only stored at the end of the // constructor execution. uint256 size; assembly { size := extcodesize(account) } return size > 0; } /** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more]. * * IMPORTANT: because control is transferred to `recipient`, care must be * taken to not create reentrancy vulnerabilities. Consider using * {ReentrancyGuard} or the * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern]. */ function sendValue(address payable recipient, uint256 amount) internal { require(address(this).balance >= amount, "Address: insufficient balance"); (bool success, ) = recipient.call{value: amount}(""); require(success, "Address: unable to send value, recipient may have reverted"); } /** * @dev Performs a Solidity function call using a low level `call`. A * plain `call` is an unsafe replacement for a function call: use this * function instead. * * If `target` reverts with a revert reason, it is bubbled up by this * function (like regular Solidity function calls). * * Returns the raw returned data. To convert to the expected return value, * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`]. * * Requirements: * * - `target` must be a contract. * - calling `target` with `data` must not revert. * * _Available since v3.1._ */ function functionCall(address target, bytes memory data) internal returns (bytes memory) { return functionCall(target, data, "Address: low-level call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with * `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { return functionCallWithValue(target, data, 0, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value ) internal returns (bytes memory) { return functionCallWithValue(target, data, value, "Address: low-level call with value failed"); } /** * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but * with `errorMessage` as a fallback revert reason when `target` reverts. * * _Available since v3.1._ */ function functionCallWithValue( address target, bytes memory data, uint256 value, string memory errorMessage ) internal returns (bytes memory) { require(address(this).balance >= value, "Address: insufficient balance for call"); require(isContract(target), "Address: call to non-contract"); (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) { return functionStaticCall(target, data, "Address: low-level static call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a static call. * * _Available since v3.3._ */ function functionStaticCall( address target, bytes memory data, string memory errorMessage ) internal view returns (bytes memory) { require(isContract(target), "Address: static call to non-contract"); (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) { return functionDelegateCall(target, data, "Address: low-level delegate call failed"); } /** * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`], * but performing a delegate call. * * _Available since v3.4._ */ function functionDelegateCall( address target, bytes memory data, string memory errorMessage ) internal returns (bytes memory) { require(isContract(target), "Address: delegate call to non-contract"); (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResult(success, returndata, errorMessage); } /** * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the * revert reason using the provided one. * * _Available since v4.3._ */ function verifyCallResult( bool success, bytes memory returndata, string memory errorMessage ) internal pure returns (bytes memory) { if (success) { return returndata; } else { // Look for revert reason and bubble it up if present if (returndata.length > 0) { // The easiest way to bubble the revert reason is using memory via assembly assembly { let returndata_size := mload(returndata) revert(add(32, returndata), returndata_size) } } else { revert(errorMessage); } } } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts v4.4.0 (utils/StorageSlot.sol) pragma solidity ^0.8.0; /** * @dev Library for reading and writing primitive types to specific storage slots. * * Storage slots are often used to avoid storage conflict when dealing with upgradeable contracts. * This library helps with reading and writing to such slots without the need for inline assembly. * * The functions in this library return Slot structs that contain a `value` member that can be used to read or write. * * Example usage to set ERC1967 implementation slot: * ``` * contract ERC1967 { * bytes32 internal constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc; * * function _getImplementation() internal view returns (address) { * return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value; * } * * function _setImplementation(address newImplementation) internal { * require(Address.isContract(newImplementation), "ERC1967: new implementation is not a contract"); * StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation; * } * } * ``` * * _Available since v4.1 for `address`, `bool`, `bytes32`, and `uint256`._ */ library StorageSlot { struct AddressSlot { address value; } struct BooleanSlot { bool value; } struct Bytes32Slot { bytes32 value; } struct Uint256Slot { uint256 value; } /** * @dev Returns an `AddressSlot` with member `value` located at `slot`. */ function getAddressSlot(bytes32 slot) internal pure returns (AddressSlot storage r) { assembly { r.slot := slot } } /** * @dev Returns an `BooleanSlot` with member `value` located at `slot`. */ function getBooleanSlot(bytes32 slot) internal pure returns (BooleanSlot storage r) { assembly { r.slot := slot } } /** * @dev Returns an `Bytes32Slot` with member `value` located at `slot`. */ function getBytes32Slot(bytes32 slot) internal pure returns (Bytes32Slot storage r) { assembly { r.slot := slot } } /** * @dev Returns an `Uint256Slot` with member `value` located at `slot`. */ function getUint256Slot(bytes32 slot) internal pure returns (Uint256Slot storage r) { assembly { r.slot := slot } } }
{ "optimizer": { "enabled": true, "runs": 125 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "libraries": {} }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"string","name":"name","type":"string"},{"internalType":"string","name":"symbol","type":"string"},{"internalType":"address","name":"creatorImplementation","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"implementation","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"stateMutability":"payable","type":"receive"}]
Contract Creation Code
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
Deployed Bytecode
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
Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)
000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000a0000000000000000000000000659d80ce8ac5cad5ab2fdd7137caf3d06d246289000000000000000000000000000000000000000000000000000000000000001c416d617a6f6e6961202d2053656261737469616f2053616c6761646f000000000000000000000000000000000000000000000000000000000000000000000003534c470000000000000000000000000000000000000000000000000000000000
-----Decoded View---------------
Arg [0] : name (string): Amazonia - Sebastiao Salgado
Arg [1] : symbol (string): SLG
Arg [2] : creatorImplementation (address): 0x659D80Ce8AC5CAD5Ab2fdD7137caf3D06D246289
-----Encoded View---------------
7 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000060
Arg [1] : 00000000000000000000000000000000000000000000000000000000000000a0
Arg [2] : 000000000000000000000000659d80ce8ac5cad5ab2fdd7137caf3d06d246289
Arg [3] : 000000000000000000000000000000000000000000000000000000000000001c
Arg [4] : 416d617a6f6e6961202d2053656261737469616f2053616c6761646f00000000
Arg [5] : 0000000000000000000000000000000000000000000000000000000000000003
Arg [6] : 534c470000000000000000000000000000000000000000000000000000000000
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