Contract 0xf0a5717ec0883ee56438932b0fe4a20822735fba

 
Txn Hash Method
Block
From
To
Value [Txn Fee]
0x38dbfacc0472092f137928973d8e49d82583a59e7ad7dff8542fb5566e2fee1cApprove440045212022-12-06 6:40:351 day 20 hrs ago0xf260aff935f36ffa2fb40fab24256abaf483e364 IN xToken: XTK Token0 ETH0.00002436
0xce3204e55d22154ba5ebaf535eadf60d49a074872f673a0d87a5529d9a262c82Approve427167152022-12-01 13:43:206 days 13 hrs ago0x24621aa4dde07f04c57146d83468969010b7489e IN xToken: XTK Token0 ETH0.000017
0xdc5f67799b797a97f8e4049354c4825f65fabe3af3752a197586bd4d94ec2caaApprove416282222022-11-27 13:26:0610 days 13 hrs ago0x1d0b5f79c7781f80a7570864b6d67a86bc0d3ff7 IN xToken: XTK Token0 ETH0.00001894
0x9abd68455536c7135b3163402846b740633babcb9146801978aad54e15fc2b91Approve410217952022-11-25 7:11:1212 days 20 hrs ago0x7720876fae7b3d4fa3812f82b497f5c2270c4e1f IN xToken: XTK Token0 ETH0.00001817
0x5221e78674f688118a98d509069d10a4d6734bccbbdfbefbc58619a22d98513eTransfer410208032022-11-25 7:06:2712 days 20 hrs ago0xc8afdd53c68d17cfb72f378ff18f78550c5e2896 IN xToken: XTK Token0 ETH0.00001614
0x58611d01d550fe45ff21404ccc2d8811aaafeb34ace78f5f82bb57db54e9cd0dApprove391394472022-11-18 20:13:5019 days 7 hrs ago0x19f4b0aee258ddd3eccdd5f35a417b449609de42 IN xToken: XTK Token0 ETH0.00002325
0xb7fb000e367cfbfe0d60684166a42dbf6b9a581477e53d986b1ee064e80142aaApprove384610012022-11-16 5:18:3921 days 22 hrs ago0x0d68b16b9c686fe2660c22fa0f01116555147dc7 IN xToken: XTK Token0 ETH0.00002309
0x6ddf6d48fb62984d8c6ed51ff276609b59aab14e9628c8bb99c25a971d888039Approve377336772022-11-13 10:50:3524 days 16 hrs ago0x06f3fffe777d69c0575bf51357d2e965f6385d9b IN xToken: XTK Token0 ETH0.00002517
0x3674916a4b0ceb1a2b4c607cb5b5ddb942a47057e4f3120c3ec3a9f7f994d199Approve373705192022-11-12 1:41:4026 days 1 hr ago0xbf834943d207e91bb94759cef3ada4c1b78cb378 IN xToken: XTK Token0 ETH0.00002496
0xf9239566ec5eb7b57715c441dfc56368afb3def7c371bbb7bffa62a77b45591eApprove371216792022-11-11 5:53:0426 days 21 hrs ago0xb4e876a98c1655aef3e2a368bd7b22b24a9792cb IN xToken: XTK Token0 ETH0.00002336
0x080517d584fd79e4cc3a953f483da8b8a11392c9dc6dd43dfe22133ed4bcc0c6Approve366452372022-11-09 14:56:4528 days 12 hrs ago0xadc031616771ecb503c65e607c13dde152d459df IN xToken: XTK Token0 ETH0.00010867
0xa928be431b7ae53c16fc5fc515a640b065bbaba507646b932e5c172aab085b53Approve365702432022-11-09 9:21:1228 days 17 hrs ago0xdd4b0a3878f2298c8997486209ab162623981d54 IN xToken: XTK Token0 ETH0.00002963
0x2dc74e913b0453b059c52854bc53fcf10b32f93c766153b51e4f5b6c2d97a04dApprove361698252022-11-08 2:00:4630 days 1 hr ago0x242d7c5fe871973ada336613df1e3ff44f6a5c1b IN xToken: XTK Token0 ETH0.00002457
0x78f331df1f6675e3d2572f5ed4c6e3f87e501cbba75792212c13bf7ddaaefd6cApprove353214982022-11-05 0:44:3633 days 2 hrs ago0x53a8d71da9624febe6c498b1cdf0c0bad73a5afa IN xToken: XTK Token0 ETH0.00002324
0x2c8f5b35b86b715dbb8fece721df8f308c0028f63b46953b9da6d171d383b3b4Approve348293962022-11-03 0:35:0335 days 2 hrs ago0x113b84cda038587f0e7a5e6bdb74cb03cfcc4f23 IN xToken: XTK Token0 ETH0.00002661
0x236f2e98683393e2a381e2a083a1bee4df5b017846f2927687a780f10d9f940aApprove347911002022-11-02 20:29:0335 days 6 hrs ago0x53a8d71da9624febe6c498b1cdf0c0bad73a5afa IN xToken: XTK Token0 ETH0.00004303
0xf299b7e01009408660a2fd186722cdd8cefb6ac6adaafeacf4a377b4b5c344ddApprove347300002022-11-02 15:19:1635 days 12 hrs ago0x43fbcafbe95abbffe8dd85a1fa3c33ec2f9ba9e8 IN xToken: XTK Token0 ETH0.00002232
0xbef170dd84b8e5e84ba1ee6f40f3c6b68aae25f9eed68621b40c2955099f17c3Approve346043172022-11-02 2:57:3236 days 22 mins ago0x682870b0748ce1386bffc9c3cd1ea1955206500b IN xToken: XTK Token0 ETH0.00001933
0x76fbe1e361be36719fc72cbc7a5c342b19a70f1d944b8c27b2b0603ec32f5948Approve345926862022-11-02 1:37:2336 days 1 hr ago0x3fa73b639858d71867ef5761195c789410e0f72a IN xToken: XTK Token0 ETH0.00001758
0x6afd4407ad4d19443af9703fb5e5090ff7cd6628cd94115a2f692744518dbec2Approve343618532022-11-01 5:51:3536 days 21 hrs ago0x242d7c5fe871973ada336613df1e3ff44f6a5c1b IN xToken: XTK Token0 ETH0.0000168
0x7637ec019e0f6e861ff09649af6337902f16e707fc9ee8f8dcb098e8e8e97950Approve343298762022-11-01 3:20:5736 days 23 hrs ago0x242d7c5fe871973ada336613df1e3ff44f6a5c1b IN xToken: XTK Token0 ETH0.00001678
0xe378aa1967197610b168ff6f31f88d5839c38f7d23d9f101bfe7d45c2ba299feTransfer334514972022-10-28 22:17:2040 days 5 hrs ago0x7720876fae7b3d4fa3812f82b497f5c2270c4e1f IN xToken: XTK Token0 ETH0.00003684
0x1979d4253b8c2ac1714f2871962f2970bea1c812310a6399fc16ed319529bae8Approve328611032022-10-26 21:37:0142 days 5 hrs ago0x039b780563b512fa7531f80308d1cc8179a87ece IN xToken: XTK Token0 ETH0.00003407
0xaedca970295a0e189f36bbfb98fb6dbf5634249fcaa90cd5af97539ad95906eaApprove319882402022-10-23 15:57:1145 days 11 hrs ago0x039b780563b512fa7531f80308d1cc8179a87ece IN xToken: XTK Token0 ETH0.00002233
0x844095a0ea1db50772d3ba2dfddd6da26efd5f8b7281ab8886f1a251a4495bf1Approve318721922022-10-23 5:41:3545 days 21 hrs ago0x88df4d4240d4f388a88d9edc1dbc7d0154b996cf IN xToken: XTK Token0 ETH0.00001971
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OVERVIEW

xToken is a native governance and staking token.

Latest 25 internal transaction
Parent Txn Hash Block From To Value
0xfdd317ad8e7436bba8f878ae8182d3bc6f91045e57bbc0bf3cd682bcd056170e441695122022-12-06 19:46:131 day 7 hrs ago xToken: XTK Token 0x3f770ac673856f105b586bb393d122721265ad460 ETH
0xfdd317ad8e7436bba8f878ae8182d3bc6f91045e57bbc0bf3cd682bcd056170e441695122022-12-06 19:46:131 day 7 hrs ago xToken: XTK Token 0xe72ba9418b5f2ce0a6a40501fe77c6839aa373330 ETH
0xfdd317ad8e7436bba8f878ae8182d3bc6f91045e57bbc0bf3cd682bcd056170e441695122022-12-06 19:46:131 day 7 hrs ago 0x6f82a3c19dc0f8d745b72aa263d8b37a1ff18946xToken: XTK Token0 ETH
0xfdd317ad8e7436bba8f878ae8182d3bc6f91045e57bbc0bf3cd682bcd056170e441695122022-12-06 19:46:131 day 7 hrs ago xToken: XTK Token 0x3f770ac673856f105b586bb393d122721265ad460 ETH
0xfdd317ad8e7436bba8f878ae8182d3bc6f91045e57bbc0bf3cd682bcd056170e441695122022-12-06 19:46:131 day 7 hrs ago xToken: XTK Token 0xe72ba9418b5f2ce0a6a40501fe77c6839aa373330 ETH
0xfdd317ad8e7436bba8f878ae8182d3bc6f91045e57bbc0bf3cd682bcd056170e441695122022-12-06 19:46:131 day 7 hrs ago 0xfe1179a04e19a570f62dac9b658b0bd7d7a9247fxToken: XTK Token0 ETH
0xfdd317ad8e7436bba8f878ae8182d3bc6f91045e57bbc0bf3cd682bcd056170e441695122022-12-06 19:46:131 day 7 hrs ago xToken: XTK Token 0x3f770ac673856f105b586bb393d122721265ad460 ETH
0xfdd317ad8e7436bba8f878ae8182d3bc6f91045e57bbc0bf3cd682bcd056170e441695122022-12-06 19:46:131 day 7 hrs ago xToken: XTK Token 0xe72ba9418b5f2ce0a6a40501fe77c6839aa373330 ETH
0xfdd317ad8e7436bba8f878ae8182d3bc6f91045e57bbc0bf3cd682bcd056170e441695122022-12-06 19:46:131 day 7 hrs ago 0x6f82a3c19dc0f8d745b72aa263d8b37a1ff18946xToken: XTK Token0 ETH
0xfdd317ad8e7436bba8f878ae8182d3bc6f91045e57bbc0bf3cd682bcd056170e441695122022-12-06 19:46:131 day 7 hrs ago xToken: XTK Token 0x3f770ac673856f105b586bb393d122721265ad460 ETH
0xfdd317ad8e7436bba8f878ae8182d3bc6f91045e57bbc0bf3cd682bcd056170e441695122022-12-06 19:46:131 day 7 hrs ago xToken: XTK Token 0xe72ba9418b5f2ce0a6a40501fe77c6839aa373330 ETH
0xfdd317ad8e7436bba8f878ae8182d3bc6f91045e57bbc0bf3cd682bcd056170e441695122022-12-06 19:46:131 day 7 hrs ago 0x617dee16b86534a5d792a4d7a62fb491b544111exToken: XTK Token0 ETH
0x38dbfacc0472092f137928973d8e49d82583a59e7ad7dff8542fb5566e2fee1c440045212022-12-06 6:40:351 day 20 hrs ago xToken: XTK Token 0x3f770ac673856f105b586bb393d122721265ad460 ETH
0x38dbfacc0472092f137928973d8e49d82583a59e7ad7dff8542fb5566e2fee1c440045212022-12-06 6:40:351 day 20 hrs ago xToken: XTK Token 0xe72ba9418b5f2ce0a6a40501fe77c6839aa373330 ETH
0x08f9e81f6f97d3d80bc95a189a701710bbac8a225c8731342c14654895d974cc440038372022-12-06 6:36:351 day 20 hrs ago xToken: XTK Token 0x3f770ac673856f105b586bb393d122721265ad460 ETH
0x08f9e81f6f97d3d80bc95a189a701710bbac8a225c8731342c14654895d974cc440038372022-12-06 6:36:351 day 20 hrs ago xToken: XTK Token 0xe72ba9418b5f2ce0a6a40501fe77c6839aa373330 ETH
0x08f9e81f6f97d3d80bc95a189a701710bbac8a225c8731342c14654895d974cc440038372022-12-06 6:36:351 day 20 hrs ago 0x617dee16b86534a5d792a4d7a62fb491b544111exToken: XTK Token0 ETH
0x08f9e81f6f97d3d80bc95a189a701710bbac8a225c8731342c14654895d974cc440038372022-12-06 6:36:351 day 20 hrs ago xToken: XTK Token 0x3f770ac673856f105b586bb393d122721265ad460 ETH
0x08f9e81f6f97d3d80bc95a189a701710bbac8a225c8731342c14654895d974cc440038372022-12-06 6:36:351 day 20 hrs ago xToken: XTK Token 0xe72ba9418b5f2ce0a6a40501fe77c6839aa373330 ETH
0x08f9e81f6f97d3d80bc95a189a701710bbac8a225c8731342c14654895d974cc440038372022-12-06 6:36:351 day 20 hrs ago 0x6f82a3c19dc0f8d745b72aa263d8b37a1ff18946xToken: XTK Token0 ETH
0x08f9e81f6f97d3d80bc95a189a701710bbac8a225c8731342c14654895d974cc440038372022-12-06 6:36:351 day 20 hrs ago xToken: XTK Token 0x3f770ac673856f105b586bb393d122721265ad460 ETH
0x08f9e81f6f97d3d80bc95a189a701710bbac8a225c8731342c14654895d974cc440038372022-12-06 6:36:351 day 20 hrs ago xToken: XTK Token 0xe72ba9418b5f2ce0a6a40501fe77c6839aa373330 ETH
0x08f9e81f6f97d3d80bc95a189a701710bbac8a225c8731342c14654895d974cc440038372022-12-06 6:36:351 day 20 hrs ago 0x6f82a3c19dc0f8d745b72aa263d8b37a1ff18946xToken: XTK Token0 ETH
0x08f9e81f6f97d3d80bc95a189a701710bbac8a225c8731342c14654895d974cc440038372022-12-06 6:36:351 day 20 hrs ago xToken: XTK Token 0x3f770ac673856f105b586bb393d122721265ad460 ETH
0x08f9e81f6f97d3d80bc95a189a701710bbac8a225c8731342c14654895d974cc440038372022-12-06 6:36:351 day 20 hrs ago xToken: XTK Token 0xe72ba9418b5f2ce0a6a40501fe77c6839aa373330 ETH
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This contract may be a proxy contract. Click on More Options and select Is this a proxy? to confirm and enable the "Read as Proxy" & "Write as Proxy" tabs.

Similar Match Source Code
Note: This contract matches the deployed ByteCode of the Source Code for Contract 0x2f2a2543B76A4166549F7aaB2e75Bef0aefC5B0f

Contract Name:
ClonableBeaconProxy

Compiler Version
v0.6.11+commit.5ef660b1

Optimization Enabled:
Yes with 100 runs

Other Settings:
default evmVersion
File 1 of 9 : ClonableBeaconProxy.sol
// SPDX-License-Identifier: Apache-2.0

pragma solidity >=0.6.0 <0.8.0;

import "@openzeppelin/contracts/proxy/BeaconProxy.sol";
import "@openzeppelin/contracts/proxy/UpgradeableBeacon.sol";
import "@openzeppelin/contracts/utils/Create2.sol";

interface ProxySetter {
    function beacon() external view returns (address);
}

contract ClonableBeaconProxy is BeaconProxy {
    constructor() public BeaconProxy(ProxySetter(msg.sender).beacon(), "") {}
}

contract BeaconProxyFactory is ProxySetter {
    bytes32 public constant cloneableProxyHash = keccak256(type(ClonableBeaconProxy).creationCode);

    /**
     * @notice utility function used in ClonableBeaconProxy.
     * @dev this method makes it possible to use ClonableBeaconProxy.creationCode without encoding constructor parameters
     * @return the beacon to be used by the proxy contract.
     */
    address public override beacon;

    function initialize(address _beacon) external {
        require(_beacon != address(0), "INVALID_BEACON");
        require(beacon == address(0), "ALREADY_INIT");
        beacon = _beacon;
    }

    function getSalt(address user, bytes32 userSalt) public pure returns (bytes32) {
        return keccak256(abi.encode(user, userSalt));
    }

    function createProxy(bytes32 userSalt) external returns (address) {
        // deployment will fail and this function will revert if contract `salt` is not unique
        bytes32 salt = getSalt(msg.sender, userSalt);
        address createdContract = address(new ClonableBeaconProxy{ salt: salt }());
        return createdContract;
    }

    function calculateExpectedAddress(address user, bytes32 userSalt)
        public
        view
        returns (address)
    {
        bytes32 salt = getSalt(user, userSalt);
        return Create2.computeAddress(salt, cloneableProxyHash, address(this));
    }

    function calculateExpectedAddress(bytes32 salt) public view returns (address) {
        return Create2.computeAddress(salt, cloneableProxyHash, address(this));
    }
}

File 2 of 9 : BeaconProxy.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

import "./Proxy.sol";
import "../utils/Address.sol";
import "./IBeacon.sol";

/**
 * @dev This contract implements a proxy that gets the implementation address for each call from a {UpgradeableBeacon}.
 *
 * The beacon address is stored in storage slot `uint256(keccak256('eip1967.proxy.beacon')) - 1`, so that it doesn't
 * conflict with the storage layout of the implementation behind the proxy.
 *
 * _Available since v3.4._
 */
contract BeaconProxy is Proxy {
    /**
     * @dev The storage slot of the UpgradeableBeacon contract which defines the implementation for this proxy.
     * This is bytes32(uint256(keccak256('eip1967.proxy.beacon')) - 1)) and is validated in the constructor.
     */
    bytes32 private constant _BEACON_SLOT = 0xa3f0ad74e5423aebfd80d3ef4346578335a9a72aeaee59ff6cb3582b35133d50;

    /**
     * @dev Initializes the proxy with `beacon`.
     *
     * If `data` is nonempty, it's used as data in a delegate call to the implementation returned by the beacon. This
     * will typically be an encoded function call, and allows initializating the storage of the proxy like a Solidity
     * constructor.
     *
     * Requirements:
     *
     * - `beacon` must be a contract with the interface {IBeacon}.
     */
    constructor(address beacon, bytes memory data) public payable {
        assert(_BEACON_SLOT == bytes32(uint256(keccak256("eip1967.proxy.beacon")) - 1));
        _setBeacon(beacon, data);
    }

    /**
     * @dev Returns the current beacon address.
     */
    function _beacon() internal view virtual returns (address beacon) {
        bytes32 slot = _BEACON_SLOT;
        // solhint-disable-next-line no-inline-assembly
        assembly {
            beacon := sload(slot)
        }
    }

    /**
     * @dev Returns the current implementation address of the associated beacon.
     */
    function _implementation() internal view virtual override returns (address) {
        return IBeacon(_beacon()).implementation();
    }

    /**
     * @dev Changes the proxy to use a new beacon.
     *
     * If `data` is nonempty, it's used as data in a delegate call to the implementation returned by the beacon.
     *
     * Requirements:
     *
     * - `beacon` must be a contract.
     * - The implementation returned by `beacon` must be a contract.
     */
    function _setBeacon(address beacon, bytes memory data) internal virtual {
        require(
            Address.isContract(beacon),
            "BeaconProxy: beacon is not a contract"
        );
        require(
            Address.isContract(IBeacon(beacon).implementation()),
            "BeaconProxy: beacon implementation is not a contract"
        );
        bytes32 slot = _BEACON_SLOT;

        // solhint-disable-next-line no-inline-assembly
        assembly {
            sstore(slot, beacon)
        }

        if (data.length > 0) {
            Address.functionDelegateCall(_implementation(), data, "BeaconProxy: function call failed");
        }
    }
}

File 3 of 9 : UpgradeableBeacon.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

import "./IBeacon.sol";
import "../access/Ownable.sol";
import "../utils/Address.sol";

/**
 * @dev This contract is used in conjunction with one or more instances of {BeaconProxy} to determine their
 * implementation contract, which is where they will delegate all function calls.
 *
 * An owner is able to change the implementation the beacon points to, thus upgrading the proxies that use this beacon.
 */
contract UpgradeableBeacon is IBeacon, Ownable {
    address private _implementation;

    /**
     * @dev Emitted when the implementation returned by the beacon is changed.
     */
    event Upgraded(address indexed implementation);

    /**
     * @dev Sets the address of the initial implementation, and the deployer account as the owner who can upgrade the
     * beacon.
     */
    constructor(address implementation_) public {
        _setImplementation(implementation_);
    }

    /**
     * @dev Returns the current implementation address.
     */
    function implementation() public view virtual override returns (address) {
        return _implementation;
    }

    /**
     * @dev Upgrades the beacon to a new implementation.
     *
     * Emits an {Upgraded} event.
     *
     * Requirements:
     *
     * - msg.sender must be the owner of the contract.
     * - `newImplementation` must be a contract.
     */
    function upgradeTo(address newImplementation) public virtual onlyOwner {
        _setImplementation(newImplementation);
        emit Upgraded(newImplementation);
    }

    /**
     * @dev Sets the implementation contract address for this beacon
     *
     * Requirements:
     *
     * - `newImplementation` must be a contract.
     */
    function _setImplementation(address newImplementation) private {
        require(Address.isContract(newImplementation), "UpgradeableBeacon: implementation is not a contract");
        _implementation = newImplementation;
    }
}

File 4 of 9 : Create2.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

/**
 * @dev Helper to make usage of the `CREATE2` EVM opcode easier and safer.
 * `CREATE2` can be used to compute in advance the address where a smart
 * contract will be deployed, which allows for interesting new mechanisms known
 * as 'counterfactual interactions'.
 *
 * See the https://eips.ethereum.org/EIPS/eip-1014#motivation[EIP] for more
 * information.
 */
library Create2 {
    /**
     * @dev Deploys a contract using `CREATE2`. The address where the contract
     * will be deployed can be known in advance via {computeAddress}.
     *
     * The bytecode for a contract can be obtained from Solidity with
     * `type(contractName).creationCode`.
     *
     * Requirements:
     *
     * - `bytecode` must not be empty.
     * - `salt` must have not been used for `bytecode` already.
     * - the factory must have a balance of at least `amount`.
     * - if `amount` is non-zero, `bytecode` must have a `payable` constructor.
     */
    function deploy(uint256 amount, bytes32 salt, bytes memory bytecode) internal returns (address) {
        address addr;
        require(address(this).balance >= amount, "Create2: insufficient balance");
        require(bytecode.length != 0, "Create2: bytecode length is zero");
        // solhint-disable-next-line no-inline-assembly
        assembly {
            addr := create2(amount, add(bytecode, 0x20), mload(bytecode), salt)
        }
        require(addr != address(0), "Create2: Failed on deploy");
        return addr;
    }

    /**
     * @dev Returns the address where a contract will be stored if deployed via {deploy}. Any change in the
     * `bytecodeHash` or `salt` will result in a new destination address.
     */
    function computeAddress(bytes32 salt, bytes32 bytecodeHash) internal view returns (address) {
        return computeAddress(salt, bytecodeHash, address(this));
    }

    /**
     * @dev Returns the address where a contract will be stored if deployed via {deploy} from a contract located at
     * `deployer`. If `deployer` is this contract's address, returns the same value as {computeAddress}.
     */
    function computeAddress(bytes32 salt, bytes32 bytecodeHash, address deployer) internal pure returns (address) {
        bytes32 _data = keccak256(
            abi.encodePacked(bytes1(0xff), deployer, salt, bytecodeHash)
        );
        return address(uint160(uint256(_data)));
    }
}

File 5 of 9 : Proxy.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <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 {
        // solhint-disable-next-line no-inline-assembly
        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 {
    }
}

File 6 of 9 : Address.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.6.2 <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;
        // solhint-disable-next-line no-inline-assembly
        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");

        // solhint-disable-next-line avoid-low-level-calls, avoid-call-value
        (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");

        // solhint-disable-next-line avoid-low-level-calls
        (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");

        // solhint-disable-next-line avoid-low-level-calls
        (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");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private 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

                // solhint-disable-next-line no-inline-assembly
                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

File 7 of 9 : IBeacon.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

/**
 * @dev This is the interface that {BeaconProxy} expects of its beacon.
 */
interface IBeacon {
    /**
     * @dev Must return an address that can be used as a delegate call target.
     *
     * {BeaconProxy} will check that this address is a contract.
     */
    function implementation() external view returns (address);
}

File 8 of 9 : Ownable.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

import "../utils/Context.sol";
/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor () internal {
        address msgSender = _msgSender();
        _owner = msgSender;
        emit OwnershipTransferred(address(0), msgSender);
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
        _;
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions anymore. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        emit OwnershipTransferred(_owner, address(0));
        _owner = address(0);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        emit OwnershipTransferred(_owner, newOwner);
        _owner = newOwner;
    }
}

File 9 of 9 : Context.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

/*
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with GSN meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address payable) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes memory) {
        this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
        return msg.data;
    }
}

Settings
{
  "optimizer": {
    "enabled": true,
    "runs": 100
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "abi"
      ]
    }
  },
  "metadata": {
    "useLiteralContent": true
  },
  "libraries": {}
}

Contract ABI

[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"stateMutability":"payable","type":"fallback"},{"stateMutability":"payable","type":"receive"}]

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Block Transaction Gas Used Reward
Age Block Fee Address BC Fee Address Voting Power Jailed Incoming
Block Uncle Number Difficulty Gas Used Reward
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