Contract 0x67F2Bf6b579820DE54Dc51270a8811482feD6Cf1

Contract Overview

Cronos ID: Revenue Distributor
Balance:
173,752.446403087701907419 CRO

CRO Value:
$8,698.34 (@ $0.05/CRO)

Token:
Txn Hash Method
Block
From
To
Value [Txn Fee]
0x9c36fce60c88eb4c647f90cfe92442a7dbd9475d15c7094f9f31c1843f8e8cd3Deposit76198132023-03-29 14:55:04182 days 14 hrs agoCronos ID: Deployer IN  Cronos ID: Revenue Distributor14,478 CRO1.0952932233040
0xf01abdf4e0bc05c3c8fe335c1cba51541086f9d803bda8fbd018b5e628e02efdDeposit76192832023-03-29 14:05:04182 days 15 hrs agoCronos ID: Deployer IN  Cronos ID: Revenue Distributor14,408 CRO1.0952986280790
0xf552eda414c7085b01329bc335bf774c1a20dc2c5d009a037a1d8b44a133f8a3Deposit76189592023-03-29 13:34:32182 days 15 hrs agoCronos ID: Deployer IN  Cronos ID: Revenue Distributor14,416 CRO1.0953020015290
0x9c984a97a194cd3e37b24ef7edfb2084e67af281aa3129edfb9fe6084a749208Deposit76184722023-03-29 12:48:36182 days 16 hrs agoCronos ID: Deployer IN  Cronos ID: Revenue Distributor14,412 CRO1.0953070265550
0xd36e2ac276fd172bb666fcd00838b876f8b002564a89873862704211a5ccc785Deposit76177452023-03-29 11:40:09182 days 17 hrs agoCronos ID: Deployer IN  Cronos ID: Revenue Distributor14,557 CRO1.0953146477930
0x8af3ef13c2cf94128ad358e8e235cb864dc037a008323a4fa9fcaa87d6bd5604Deposit76170592023-03-29 10:35:35182 days 18 hrs agoCronos ID: Deployer IN  Cronos ID: Revenue Distributor14,585 CRO1.0953218627370
0x1ae3ba5d413ec6bdacc6d72e82bfd6dd0fb428e5154e85fb931e83e5f3b60fb1Deposit76163702023-03-29 9:30:46182 days 19 hrs agoCronos ID: Deployer IN  Cronos ID: Revenue Distributor14,558 CRO1.0953291127910
0xeece9a8d3ffb0b2cbfed2a6fc067124b92403d8eff342f3ecdb8972546ed32a1Deposit76157402023-03-29 8:31:27182 days 20 hrs agoCronos ID: Deployer IN  Cronos ID: Revenue Distributor14,582 CRO1.0953357242350
0xbbf768fc9d0098696982415f1a7d95b56f5dd44e80504186a2a0f29e57a0f899Deposit76151822023-03-29 7:38:54182 days 21 hrs agoCronos ID: Deployer IN  Cronos ID: Revenue Distributor14,701 CRO1.0953415804010
0xc7be647a66292c6dbd51d38ce2de68f2517c5209a95e33fa7f108bdb0ed0e21fDeposit76143002023-03-29 6:15:42182 days 23 hrs agoCronos ID: Deployer IN  Cronos ID: Revenue Distributor14,771 CRO1.0953508016490
0x4798706b9d9a61e565d02c2dabf5f4c5325e9746423347b664c81e6d1b7fbaacDeposit75283602023-03-23 15:32:15188 days 13 hrs agoCronos ID: Deployer IN  Cronos ID: Revenue Distributor14,070 CRO1.0962580112080
0x72ac0fbb1a48a217ec239e43267c47cc5027e3bb79ddd2ffded4909ed98183b2Deposit75273982023-03-23 14:01:28188 days 15 hrs agoCronos ID: Deployer IN  Cronos ID: Revenue Distributor14,437 CRO1.0456714396470
0x84b707cd570530d3ecdbf747b1e35a792457061941ec2e4b13bf4a2da95b0adaDeposit75268942023-03-23 13:14:01188 days 16 hrs agoCronos ID: Deployer IN  Cronos ID: Revenue Distributor14,413 CRO1.0962732699880
0x2e4fc27d7779ffc84120eedc3e5443c3f3cee1d7ea3abf56131ecdd5534e01beDeposit75267592023-03-23 13:01:17188 days 16 hrs agoCronos ID: Deployer IN  Cronos ID: Revenue Distributor14,379 CRO1.0962747063430
0x0e8625fbe8afc6b45df1bea01d494759f208950f4d86936632ebb9c0544e9046Deposit75258692023-03-23 11:37:28188 days 17 hrs agoCronos ID: Deployer IN  Cronos ID: Revenue Distributor14,416 CRO1.1662263095960
0x1c6e72ea43e653caf8372acc2bf5ba0c1be4bb2a4924d53ed222eba49c52b906Deposit75248362023-03-23 10:00:13188 days 19 hrs agoCronos ID: Deployer IN  Cronos ID: Revenue Distributor14,383 CRO1.0962949814130
0xd8ef82dc4cd21514cf0d76b40e4785bc3066386b2af413863ac4afac9631fae1Deposit74956492023-03-21 12:11:19190 days 17 hrs agoCronos ID: Deployer IN  Cronos ID: Revenue Distributor14,138 CRO1.0966016577310
0x2d99c7f16d572e13ad622b3f72ef6a5ecb13b64843dd73012fea813cae2bb9c0Deposit74946252023-03-21 10:34:58190 days 18 hrs agoCronos ID: Deployer IN  Cronos ID: Revenue Distributor14,200 CRO1.0966125477170
0xf776cb4e1b488fc80d8e14866e8a15b3665f0c6bdc0737689fd30e3b7e312c95Deposit74931852023-03-21 8:19:29190 days 21 hrs agoCronos ID: Deployer IN  Cronos ID: Revenue Distributor14,394 CRO1.096627740020
0x7dd7e9f3531334ac71d638979b997c6c10e36aba6cbc45a63fdc010d6ac76d37Deposit74924392023-03-21 7:09:15190 days 22 hrs agoCronos ID: Deployer IN  Cronos ID: Revenue Distributor14,265 CRO1.0966356156850
0x6b703ebf84acf5b0386af2ba32631ca2b257b43147326385c029ca3b400e878fDeposit74916592023-03-21 5:55:48190 days 23 hrs agoCronos ID: Deployer IN  Cronos ID: Revenue Distributor14,225 CRO1.0966439125730
0xe936adb182aeb4a18ccf2da85aef345cf5db027337eebc7799a8a91205b06818Deposit74916492023-03-21 5:54:52190 days 23 hrs agoCronos ID: Deployer IN  Cronos ID: Revenue Distributor14,225 CRO1.1666091642310
0xe10af4c0c9e4d33885fd7a7a0866632c506043bd75fa742ea2b613a20036560cDeposit74805152023-03-20 12:25:58191 days 17 hrs agoCronos ID: Deployer IN  Cronos ID: Revenue Distributor13,279 CRO1.0461417124850
0xd354b309d4f8100e2328c0c4e442e7e9c44360beb96049d349ede562201f607fDeposit74775812023-03-20 7:49:26191 days 21 hrs agoCronos ID: Deployer IN  Cronos ID: Revenue Distributor13,370 CRO1.0967918939810
0x95f296b38e40c072e9cb128485f4723d96208fce482c2d778e629b909ba11d6cDeposit74775612023-03-20 7:47:33191 days 21 hrs agoCronos ID: Deployer IN  Cronos ID: Revenue Distributor13,402 CRO1.166766690940
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Latest 25 internal transaction
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0xaadb647cc480b23d7c58a314f171078a1a7414eb2254e914b1adf6124dcbba9b104141282023-09-28 3:53:591 hr 33 mins ago Cronos ID: Revenue Distributor VVS Finance: Router39.200079991946674446 CRO
0xaadb647cc480b23d7c58a314f171078a1a7414eb2254e914b1adf6124dcbba9b104141282023-09-28 3:53:591 hr 33 mins ago Cronos ID: Revenue Distributor0xec058e6a73ed6bb6145788f85562b27a25f097f978.400159983893348888 CRO
0xaadb647cc480b23d7c58a314f171078a1a7414eb2254e914b1adf6124dcbba9b104141282023-09-28 3:53:591 hr 33 mins ago Cronos ID: CRO Registrar Controller Cronos ID: Revenue Distributor196.000399959733372222 CRO
0x5ef8e60878b0a2444afab72bac04ed0807e531f1fabdd8c6034757bf2e300833104133092023-09-28 2:37:012 hrs 50 mins ago Cronos ID: Revenue Distributor VVS Finance: Router39.133559592679046828 CRO
0x5ef8e60878b0a2444afab72bac04ed0807e531f1fabdd8c6034757bf2e300833104133092023-09-28 2:37:012 hrs 50 mins ago Cronos ID: Revenue Distributor0xec058e6a73ed6bb6145788f85562b27a25f097f978.267119185358093655 CRO
0x5ef8e60878b0a2444afab72bac04ed0807e531f1fabdd8c6034757bf2e300833104133092023-09-28 2:37:012 hrs 50 mins ago Cronos ID: CRO Registrar Controller Cronos ID: Revenue Distributor195.667797963395234138 CRO
0x4c372280a6380d60d810bcb7daa99f71691b752ded7b8fd126f4dc3a06bcbfa9104100602023-09-27 21:31:457 hrs 55 mins ago Cronos ID: Revenue Distributor VVS Finance: Router39.106234413911091385 CRO
0x4c372280a6380d60d810bcb7daa99f71691b752ded7b8fd126f4dc3a06bcbfa9104100602023-09-27 21:31:457 hrs 55 mins ago Cronos ID: Revenue Distributor0xec058e6a73ed6bb6145788f85562b27a25f097f978.212468827822182766 CRO
0x4c372280a6380d60d810bcb7daa99f71691b752ded7b8fd126f4dc3a06bcbfa9104100602023-09-27 21:31:457 hrs 55 mins ago Cronos ID: CRO Registrar Controller Cronos ID: Revenue Distributor195.531172069555456917 CRO
0x2c856f5409bb82a29ff59f5bada02f64177bbc2804c8673766d94fabd189d77d104098702023-09-27 21:13:528 hrs 13 mins ago Cronos ID: Revenue Distributor VVS Finance: Router39.098434227531533971 CRO
0x2c856f5409bb82a29ff59f5bada02f64177bbc2804c8673766d94fabd189d77d104098702023-09-27 21:13:528 hrs 13 mins ago Cronos ID: Revenue Distributor0xec058e6a73ed6bb6145788f85562b27a25f097f978.19686845506306794 CRO
0x2c856f5409bb82a29ff59f5bada02f64177bbc2804c8673766d94fabd189d77d104098702023-09-27 21:13:528 hrs 13 mins ago Cronos ID: CRO Registrar Controller Cronos ID: Revenue Distributor195.492171137657669851 CRO
0xf1b06daee1d0164f54aca98543a29b1fe2f483c1fc4fc8f4f96acf74e4bb4832104098522023-09-27 21:12:148 hrs 15 mins ago Cronos ID: Revenue Distributor VVS Finance: Router39.098434227531533971 CRO
0xf1b06daee1d0164f54aca98543a29b1fe2f483c1fc4fc8f4f96acf74e4bb4832104098522023-09-27 21:12:148 hrs 15 mins ago Cronos ID: Revenue Distributor0xec058e6a73ed6bb6145788f85562b27a25f097f978.19686845506306794 CRO
0xf1b06daee1d0164f54aca98543a29b1fe2f483c1fc4fc8f4f96acf74e4bb4832104098522023-09-27 21:12:148 hrs 15 mins ago Cronos ID: CRO Registrar Controller Cronos ID: Revenue Distributor195.492171137657669851 CRO
0x47006465c00a79b3aadce7a3b990fb6116a1c7fa717b829dc2599725f81348fc104098072023-09-27 21:07:598 hrs 19 mins ago Cronos ID: Revenue Distributor VVS Finance: Router39.098434227531533971 CRO
0x47006465c00a79b3aadce7a3b990fb6116a1c7fa717b829dc2599725f81348fc104098072023-09-27 21:07:598 hrs 19 mins ago Cronos ID: Revenue Distributor0xec058e6a73ed6bb6145788f85562b27a25f097f978.19686845506306794 CRO
0x47006465c00a79b3aadce7a3b990fb6116a1c7fa717b829dc2599725f81348fc104098072023-09-27 21:07:598 hrs 19 mins ago Cronos ID: CRO Registrar Controller Cronos ID: Revenue Distributor195.492171137657669851 CRO
0x057b5417a4f96610d83459ea7ea02ffe353244e935049f57611aebfc901a3140104084042023-09-27 18:55:5610 hrs 31 mins ago Cronos ID: Revenue Distributor VVS Finance: Router39.623774264504024752 CRO
0x057b5417a4f96610d83459ea7ea02ffe353244e935049f57611aebfc901a3140104084042023-09-27 18:55:5610 hrs 31 mins ago Cronos ID: Revenue Distributor0xec058e6a73ed6bb6145788f85562b27a25f097f979.247548529008049501 CRO
0x057b5417a4f96610d83459ea7ea02ffe353244e935049f57611aebfc901a3140104084042023-09-27 18:55:5610 hrs 31 mins ago Cronos ID: CRO Registrar Controller Cronos ID: Revenue Distributor198.118871322520123754 CRO
0xe22c76ec865536c83b4313e9bfa9ab28ff91ec5672227ba390b8dc4e032f4982104053982023-09-27 14:13:3115 hrs 13 mins ago Cronos ID: Revenue Distributor VVS Finance: Router38.912158808879274554 CRO
0xe22c76ec865536c83b4313e9bfa9ab28ff91ec5672227ba390b8dc4e032f4982104053982023-09-27 14:13:3115 hrs 13 mins ago Cronos ID: Revenue Distributor0xec058e6a73ed6bb6145788f85562b27a25f097f977.824317617758549105 CRO
0xe22c76ec865536c83b4313e9bfa9ab28ff91ec5672227ba390b8dc4e032f4982104053982023-09-27 14:13:3115 hrs 13 mins ago Cronos ID: CRO Registrar Controller Cronos ID: Revenue Distributor194.560794044396372764 CRO
0x3f7cd5b1fae53625944bddc48a1e82bae6ceb5ac9d1c45eb936b2457e09aad19104046562023-09-27 13:03:5316 hrs 23 mins ago Cronos ID: Revenue Distributor Cronos: WCRO Token1,748.746506904835075552 CRO
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Similar Match Source Code
This contract matches the deployed ByteCode of the Source Code for Contract 0xc24205B12fB056822b2b2c42B5ee18272A0A8E74
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:
ERC1967Proxy

Compiler Version
v0.8.2+commit.661d1103

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion, None license

Contract Source Code (Solidity)

/**
 *Submitted for verification at cronoscan.com on 2022-03-18
*/

// File contracts/proxy/Proxy.sol

// SPDX-License-Identifier: MIT

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 {
        // 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 contracts/proxy/beacon/IBeacon.sol

pragma solidity ^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 contracts/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;
        // 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 contracts/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
        }
    }
}


// File contracts/proxy/ERC1967/ERC1967Upgrade.sol

pragma solidity ^0.8.2;



/**
 * @dev This abstract contract provides getters and event emitting update functions for
 * https://eips.ethereum.org/EIPS/eip-1967[EIP1967] slots.
 *
 * _Available since v4.1._
 *
 * @custom:oz-upgrades-unsafe-allow delegatecall
 */
abstract contract ERC1967Upgrade {
    // This is the keccak-256 hash of "eip1967.proxy.rollback" subtracted by 1
    bytes32 private constant _ROLLBACK_SLOT = 0x4910fdfa16fed3260ed0e7147f7cc6da11a60208b5b9406d12a635614ffd9143;

    /**
     * @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 Emitted when the implementation is upgraded.
     */
    event Upgraded(address indexed implementation);

    /**
     * @dev Returns the current implementation address.
     */
    function _getImplementation() internal view returns (address) {
        return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value;
    }

    /**
     * @dev Stores a new address in the EIP1967 implementation slot.
     */
    function _setImplementation(address newImplementation) private {
        require(Address.isContract(newImplementation), "ERC1967: new implementation is not a contract");
        StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation;
    }

    /**
     * @dev Perform implementation upgrade
     *
     * Emits an {Upgraded} event.
     */
    function _upgradeTo(address newImplementation) internal {
        _setImplementation(newImplementation);
        emit Upgraded(newImplementation);
    }

    /**
     * @dev Perform implementation upgrade with additional setup call.
     *
     * Emits an {Upgraded} event.
     */
    function _upgradeToAndCall(address newImplementation, bytes memory data, bool forceCall) internal {
        _setImplementation(newImplementation);
        emit Upgraded(newImplementation);
        if (data.length > 0 || forceCall) {
            Address.functionDelegateCall(newImplementation, data);
        }
    }

    /**
     * @dev Perform implementation upgrade with security checks for UUPS proxies, and additional setup call.
     *
     * Emits an {Upgraded} event.
     */
    function _upgradeToAndCallSecure(address newImplementation, bytes memory data, bool forceCall) internal {
        address oldImplementation = _getImplementation();

        // Initial upgrade and setup call
        _setImplementation(newImplementation);
        if (data.length > 0 || forceCall) {
            Address.functionDelegateCall(newImplementation, data);
        }

        // Perform rollback test if not already in progress
        StorageSlot.BooleanSlot storage rollbackTesting = StorageSlot.getBooleanSlot(_ROLLBACK_SLOT);
        if (!rollbackTesting.value) {
            // Trigger rollback using upgradeTo from the new implementation
            rollbackTesting.value = true;
            Address.functionDelegateCall(
                newImplementation,
                abi.encodeWithSignature(
                    "upgradeTo(address)",
                    oldImplementation
                )
            );
            rollbackTesting.value = false;
            // Check rollback was effective
            require(oldImplementation == _getImplementation(), "ERC1967Upgrade: upgrade breaks further upgrades");
            // Finally reset to the new implementation and log the upgrade
            _setImplementation(newImplementation);
            emit Upgraded(newImplementation);
        }
    }

    /**
     * @dev Perform beacon upgrade with additional setup call. Note: This upgrades the address of the beacon, it does
     * not upgrade the implementation contained in the beacon (see {UpgradeableBeacon-_setImplementation} for that).
     *
     * Emits a {BeaconUpgraded} event.
     */
    function _upgradeBeaconToAndCall(address newBeacon, bytes memory data, bool forceCall) internal {
        _setBeacon(newBeacon);
        emit BeaconUpgraded(newBeacon);
        if (data.length > 0 || forceCall) {
            Address.functionDelegateCall(IBeacon(newBeacon).implementation(), data);
        }
    }

    /**
     * @dev Storage slot with the admin of the contract.
     * This is the keccak-256 hash of "eip1967.proxy.admin" subtracted by 1, and is
     * validated in the constructor.
     */
    bytes32 internal constant _ADMIN_SLOT = 0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103;

    /**
     * @dev Emitted when the admin account has changed.
     */
    event AdminChanged(address previousAdmin, address newAdmin);

    /**
     * @dev Returns the current admin.
     */
    function _getAdmin() internal view returns (address) {
        return StorageSlot.getAddressSlot(_ADMIN_SLOT).value;
    }

    /**
     * @dev Stores a new address in the EIP1967 admin slot.
     */
    function _setAdmin(address newAdmin) private {
        require(newAdmin != address(0), "ERC1967: new admin is the zero address");
        StorageSlot.getAddressSlot(_ADMIN_SLOT).value = newAdmin;
    }

    /**
     * @dev Changes the admin of the proxy.
     *
     * Emits an {AdminChanged} event.
     */
    function _changeAdmin(address newAdmin) internal {
        emit AdminChanged(_getAdmin(), newAdmin);
        _setAdmin(newAdmin);
    }

    /**
     * @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 internal constant _BEACON_SLOT = 0xa3f0ad74e5423aebfd80d3ef4346578335a9a72aeaee59ff6cb3582b35133d50;

    /**
     * @dev Emitted when the beacon is upgraded.
     */
    event BeaconUpgraded(address indexed beacon);

    /**
     * @dev Returns the current beacon.
     */
    function _getBeacon() internal view returns (address) {
        return StorageSlot.getAddressSlot(_BEACON_SLOT).value;
    }

    /**
     * @dev Stores a new beacon in the EIP1967 beacon slot.
     */
    function _setBeacon(address newBeacon) private {
        require(
            Address.isContract(newBeacon),
            "ERC1967: new beacon is not a contract"
        );
        require(
            Address.isContract(IBeacon(newBeacon).implementation()),
            "ERC1967: beacon implementation is not a contract"
        );
        StorageSlot.getAddressSlot(_BEACON_SLOT).value = newBeacon;
    }
}


// File contracts/proxy/ERC1967/ERC1967Proxy.sol

pragma solidity ^0.8.0;


/**
 * @dev This contract implements an upgradeable proxy. It is upgradeable because calls are delegated to an
 * implementation address that can be changed. This address is stored in storage in the location specified by
 * https://eips.ethereum.org/EIPS/eip-1967[EIP1967], so that it doesn't conflict with the storage layout of the
 * implementation behind the proxy.
 */
contract ERC1967Proxy is Proxy, ERC1967Upgrade {
    /**
     * @dev Initializes the upgradeable proxy with an initial implementation specified by `_logic`.
     *
     * If `_data` is nonempty, it's used as data in a delegate call to `_logic`. This will typically be an encoded
     * function call, and allows initializating the storage of the proxy like a Solidity constructor.
     */
    constructor(address _logic, bytes memory _data) payable {
        assert(_IMPLEMENTATION_SLOT == bytes32(uint256(keccak256("eip1967.proxy.implementation")) - 1));
        _upgradeToAndCall(_logic, _data, false);
    }

    /**
     * @dev Returns the current implementation address.
     */
    function _implementation() internal view virtual override returns (address impl) {
        return ERC1967Upgrade._getImplementation();
    }
}

Contract ABI

[{"inputs":[{"internalType":"address","name":"_logic","type":"address"},{"internalType":"bytes","name":"_data","type":"bytes"}],"stateMutability":"payable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"previousAdmin","type":"address"},{"indexed":false,"internalType":"address","name":"newAdmin","type":"address"}],"name":"AdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"beacon","type":"address"}],"name":"BeaconUpgraded","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"stateMutability":"payable","type":"fallback"},{"stateMutability":"payable","type":"receive"}]

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Deployed ByteCode Sourcemap

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Swarm Source

ipfs://9b8470f06e8a3960c912103fc2be177edaad69584ee3c7d2809ee737e79408e7
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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