Contract 0x204e7371Ade792c5C006fb52711c50a7efC843ed 1

Contract Overview

Balance:
0 xDAI

xDAI Value:
$0.00

Token:
Txn Hash Method
Block
From
To
Value [Txn Fee]
0xd4f4c877502c6861216ef9946efa95e6c5c839fac5a533c22552785087fbd442Withdraw Payout271264742023-03-26 5:03:0519 mins ago0x01d87de7e055c9cb308be89acfa7a09bd7b2e22d IN  0x204e7371ade792c5c006fb52711c50a7efc843ed0 xDAI0.0001727595
0xd5e1476bf88752be88e45b7dc68d971ea0d227b788a9e14b45fd1fbf00fc5963Withdraw Payout271264722023-03-26 5:02:5519 mins ago0x01d87de7e055c9cb308be89acfa7a09bd7b2e22d IN  0x204e7371ade792c5c006fb52711c50a7efc843ed0 xDAI0.0001727595
0xc24dec393ab38189c421a7886c7abeb8677563da714b190c4a4fe9441e086394Withdraw Payout271264682023-03-26 5:02:3519 mins ago0x01d87de7e055c9cb308be89acfa7a09bd7b2e22d IN  0x204e7371ade792c5c006fb52711c50a7efc843ed0 xDAI0.0001727595
0xc73dc30b238cd5e49e090640658fe60f44b2d7f0f77933ebc792cf1f791be16cWithdraw Payout271264662023-03-26 5:02:2519 mins ago0x01d87de7e055c9cb308be89acfa7a09bd7b2e22d IN  0x204e7371ade792c5c006fb52711c50a7efc843ed0 xDAI0.0001727595
0xd6d784849e4b345b799eef682a8a491df3abf3bfb694e0dba6ad393fd660de2dWithdraw Payout271264622023-03-26 5:02:0520 mins ago0x01d87de7e055c9cb308be89acfa7a09bd7b2e22d IN  0x204e7371ade792c5c006fb52711c50a7efc843ed0 xDAI0.000296708921
0x5be0b325d087d2d045fe4e2b2121740821dd91f7211bf95bd63377db11bc8a5fWithdraw Payout271264582023-03-26 5:01:4520 mins ago0x01d87de7e055c9cb308be89acfa7a09bd7b2e22d IN  0x204e7371ade792c5c006fb52711c50a7efc843ed0 xDAI0.000305885486
0xb4ef894f3abdc7a993e42e8503ac5d7625b0d7cd308d373a6ec67186d3577daeWithdraw Payout271264562023-03-26 5:01:3520 mins ago0x0b67ce659deb4199b12072a071dda790cac66761 IN  0x204e7371ade792c5c006fb52711c50a7efc843ed0 xDAI0.000305885486
0x397aad6d1f6c0d2a0d84cf3ab15b18d8b9323a6e23af60954bdfbc62bdc009f5Withdraw Payout271264542023-03-26 5:01:2520 mins ago0x01d87de7e055c9cb308be89acfa7a09bd7b2e22d IN  0x204e7371ade792c5c006fb52711c50a7efc843ed0 xDAI0.000315345862
0xf5d5675281865e5646035e551698859de1d394f5397c8ac5642ddd7adc3d8f6aWithdraw Payout271264522023-03-26 5:01:1021 mins ago0x01d87de7e055c9cb308be89acfa7a09bd7b2e22d IN  0x204e7371ade792c5c006fb52711c50a7efc843ed0 xDAI0.000315345862
0x9f7dd6eccf43c42395180881de994433ae4007a9b0c36d5c89c7870d3bf565a4Withdraw Payout271264492023-03-26 5:00:5521 mins ago0x0b67ce659deb4199b12072a071dda790cac66761 IN  0x204e7371ade792c5c006fb52711c50a7efc843ed0 xDAI0.000325098827
0x4a6f2b2a61ede269584a72256611face11ed80df56c9f6d53d8650f7d658de3bWithdraw Payout271264482023-03-26 5:00:5021 mins ago0x01d87de7e055c9cb308be89acfa7a09bd7b2e22d IN  0x204e7371ade792c5c006fb52711c50a7efc843ed0 xDAI0.000325098827
0x05bef3f1b57f95bcb5cd9612a564d47e6fcc5828c263e460dcd6fada99850f53Withdraw Payout271264432023-03-26 5:00:2521 mins ago0x0b67ce659deb4199b12072a071dda790cac66761 IN  0x204e7371ade792c5c006fb52711c50a7efc843ed0 xDAI0.00033515343
0x6c25445af4e5592f82038cf5af0e40c3da760035537cab86c6a84c616f91a5a0Withdraw Payout271264422023-03-26 5:00:2021 mins ago0x01d87de7e055c9cb308be89acfa7a09bd7b2e22d IN  0x204e7371ade792c5c006fb52711c50a7efc843ed0 xDAI0.00033515343
0x8748d5a4ad2138c32cdf37eabc65dafa37ac3b33fb91a157e6383a0b781f803bWithdraw Payout271264312023-03-26 4:59:2522 mins ago0x01d87de7e055c9cb308be89acfa7a09bd7b2e22d IN  0x204e7371ade792c5c006fb52711c50a7efc843ed0 xDAI0.000325098827
0x035e711b1b42282055bad88041f2c5f60c76c5b21876bb5b16df12c599d90122Withdraw Payout271264292023-03-26 4:59:1522 mins ago0x01d87de7e055c9cb308be89acfa7a09bd7b2e22d IN  0x204e7371ade792c5c006fb52711c50a7efc843ed0 xDAI0.00033515343
0x7d7710acb6d2d9f9edde81f52432a28f7ed540c90d114c33a99c9be52205fb9eWithdraw Payout271264272023-03-26 4:59:0523 mins ago0x01d87de7e055c9cb308be89acfa7a09bd7b2e22d IN  0x204e7371ade792c5c006fb52711c50a7efc843ed0 xDAI0.00033515343
0x58ca00dcf3c45683a8ee3d37975147bb27c1395e6e0334d6ec48245bcb453649Withdraw Payout271264262023-03-26 4:59:0023 mins ago0x01d87de7e055c9cb308be89acfa7a09bd7b2e22d IN  0x204e7371ade792c5c006fb52711c50a7efc843ed0 xDAI0.00033515343
0xb2e94462a493ed92c349cc4692371974e43315a335f81f6c85f8ec1ebb6d8af8Bet Native271263622023-03-26 4:53:3028 mins ago0xe017d623549a16488d3710c2426e02b84d52c8f2 IN  0x204e7371ade792c5c006fb52711c50a7efc843ed1 xDAI0.000506091002
0xeca1edf32e30f2a7c23a3da142172df36e60ec158ab9c895475fc4ad49fefc3fBet Native271263612023-03-26 4:53:2028 mins ago0xe017d623549a16488d3710c2426e02b84d52c8f2 IN  0x204e7371ade792c5c006fb52711c50a7efc843ed1 xDAI0.000505785002
0xa998e14fab0f5f74aa7d0cabea24d51589c60d2f7ef288da58ed13d94f504650Bet Native271263602023-03-26 4:53:1528 mins ago0xe017d623549a16488d3710c2426e02b84d52c8f2 IN  0x204e7371ade792c5c006fb52711c50a7efc843ed1 xDAI0.000506449502
0x23eaf6e5bb389c5adb6759f0c1203cfd803e89fb360acc7c403bbfd91c3f156aBet Native271263592023-03-26 4:53:1029 mins ago0xe017d623549a16488d3710c2426e02b84d52c8f2 IN  0x204e7371ade792c5c006fb52711c50a7efc843ed1 xDAI0.000506091002
0x2c5c39afb6f78db4cf322d5439d15618c592f3fdd6bb4a92ab2fa1a4d264b72fBet Native271263582023-03-26 4:53:0529 mins ago0xe017d623549a16488d3710c2426e02b84d52c8f2 IN  0x204e7371ade792c5c006fb52711c50a7efc843ed1 xDAI0.000505426502
0x3de244c2cbf666d86e9eaabe3c9a6646c613b7aa005d180723ae43f98ca76793Withdraw Payout271263532023-03-26 4:52:4029 mins ago0xe017d623549a16488d3710c2426e02b84d52c8f2 IN  0x204e7371ade792c5c006fb52711c50a7efc843ed0 xDAI0.0001727595
0x254d078c7f0b58f4afde066f631c4a772f18f5549fce4f12916418bd71e3534eWithdraw Payout271263522023-03-26 4:52:3529 mins ago0xe017d623549a16488d3710c2426e02b84d52c8f2 IN  0x204e7371ade792c5c006fb52711c50a7efc843ed0 xDAI0.0001727595
0x869d88429d86cd9bd956cdc78a98d26a81dc6cc3a3b1b9a8b9a0e4ecac3f1768Withdraw Payout271263512023-03-26 4:52:3029 mins ago0xe017d623549a16488d3710c2426e02b84d52c8f2 IN  0x204e7371ade792c5c006fb52711c50a7efc843ed0 xDAI0.0001727595
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Latest 25 internal transaction
Parent Txn Hash Block From To Value
0xd4f4c877502c6861216ef9946efa95e6c5c839fac5a533c22552785087fbd442271264742023-03-26 5:03:0519 mins ago 0x204e7371ade792c5c006fb52711c50a7efc843ed0x01d87de7e055c9cb308be89acfa7a09bd7b2e22d22.067389306284 xDAI
0xd4f4c877502c6861216ef9946efa95e6c5c839fac5a533c22552785087fbd442271264742023-03-26 5:03:0519 mins ago Gnosis: WXDAI Token 0x204e7371ade792c5c006fb52711c50a7efc843ed22.067389306284 xDAI
0xd5e1476bf88752be88e45b7dc68d971ea0d227b788a9e14b45fd1fbf00fc5963271264722023-03-26 5:02:5519 mins ago 0x204e7371ade792c5c006fb52711c50a7efc843ed0x01d87de7e055c9cb308be89acfa7a09bd7b2e22d99.082938312147 xDAI
0xd5e1476bf88752be88e45b7dc68d971ea0d227b788a9e14b45fd1fbf00fc5963271264722023-03-26 5:02:5519 mins ago Gnosis: WXDAI Token 0x204e7371ade792c5c006fb52711c50a7efc843ed99.082938312147 xDAI
0xc24dec393ab38189c421a7886c7abeb8677563da714b190c4a4fe9441e086394271264682023-03-26 5:02:3519 mins ago 0x204e7371ade792c5c006fb52711c50a7efc843ed0x01d87de7e055c9cb308be89acfa7a09bd7b2e22d30.091640688802 xDAI
0xc24dec393ab38189c421a7886c7abeb8677563da714b190c4a4fe9441e086394271264682023-03-26 5:02:3519 mins ago Gnosis: WXDAI Token 0x204e7371ade792c5c006fb52711c50a7efc843ed30.091640688802 xDAI
0xc73dc30b238cd5e49e090640658fe60f44b2d7f0f77933ebc792cf1f791be16c271264662023-03-26 5:02:2519 mins ago 0x204e7371ade792c5c006fb52711c50a7efc843ed0x01d87de7e055c9cb308be89acfa7a09bd7b2e22d32.128524630996 xDAI
0xc73dc30b238cd5e49e090640658fe60f44b2d7f0f77933ebc792cf1f791be16c271264662023-03-26 5:02:2519 mins ago Gnosis: WXDAI Token 0x204e7371ade792c5c006fb52711c50a7efc843ed32.128524630996 xDAI
0xd6d784849e4b345b799eef682a8a491df3abf3bfb694e0dba6ad393fd660de2d271264622023-03-26 5:02:0520 mins ago 0x204e7371ade792c5c006fb52711c50a7efc843ed0x01d87de7e055c9cb308be89acfa7a09bd7b2e22d195.16498897613 xDAI
0xd6d784849e4b345b799eef682a8a491df3abf3bfb694e0dba6ad393fd660de2d271264622023-03-26 5:02:0520 mins ago Gnosis: WXDAI Token 0x204e7371ade792c5c006fb52711c50a7efc843ed195.16498897613 xDAI
0x5be0b325d087d2d045fe4e2b2121740821dd91f7211bf95bd63377db11bc8a5f271264582023-03-26 5:01:4520 mins ago 0x204e7371ade792c5c006fb52711c50a7efc843ed0x01d87de7e055c9cb308be89acfa7a09bd7b2e22d113.205715258419 xDAI
0x5be0b325d087d2d045fe4e2b2121740821dd91f7211bf95bd63377db11bc8a5f271264582023-03-26 5:01:4520 mins ago Gnosis: WXDAI Token 0x204e7371ade792c5c006fb52711c50a7efc843ed113.205715258419 xDAI
0xb4ef894f3abdc7a993e42e8503ac5d7625b0d7cd308d373a6ec67186d3577dae271264562023-03-26 5:01:3520 mins ago 0x204e7371ade792c5c006fb52711c50a7efc843ed0x0b67ce659deb4199b12072a071dda790cac6676137.679650496925 xDAI
0xb4ef894f3abdc7a993e42e8503ac5d7625b0d7cd308d373a6ec67186d3577dae271264562023-03-26 5:01:3520 mins ago Gnosis: WXDAI Token 0x204e7371ade792c5c006fb52711c50a7efc843ed37.679650496925 xDAI
0x397aad6d1f6c0d2a0d84cf3ab15b18d8b9323a6e23af60954bdfbc62bdc009f5271264542023-03-26 5:01:2520 mins ago 0x204e7371ade792c5c006fb52711c50a7efc843ed0x01d87de7e055c9cb308be89acfa7a09bd7b2e22d68.109026545958 xDAI
0x397aad6d1f6c0d2a0d84cf3ab15b18d8b9323a6e23af60954bdfbc62bdc009f5271264542023-03-26 5:01:2520 mins ago Gnosis: WXDAI Token 0x204e7371ade792c5c006fb52711c50a7efc843ed68.109026545958 xDAI
0xf5d5675281865e5646035e551698859de1d394f5397c8ac5642ddd7adc3d8f6a271264522023-03-26 5:01:1021 mins ago 0x204e7371ade792c5c006fb52711c50a7efc843ed0x01d87de7e055c9cb308be89acfa7a09bd7b2e22d38.459406748774 xDAI
0xf5d5675281865e5646035e551698859de1d394f5397c8ac5642ddd7adc3d8f6a271264522023-03-26 5:01:1021 mins ago Gnosis: WXDAI Token 0x204e7371ade792c5c006fb52711c50a7efc843ed38.459406748774 xDAI
0x9f7dd6eccf43c42395180881de994433ae4007a9b0c36d5c89c7870d3bf565a4271264492023-03-26 5:00:5521 mins ago 0x204e7371ade792c5c006fb52711c50a7efc843ed0x0b67ce659deb4199b12072a071dda790cac6676117.33982434622 xDAI
0x9f7dd6eccf43c42395180881de994433ae4007a9b0c36d5c89c7870d3bf565a4271264492023-03-26 5:00:5521 mins ago Gnosis: WXDAI Token 0x204e7371ade792c5c006fb52711c50a7efc843ed17.33982434622 xDAI
0x4a6f2b2a61ede269584a72256611face11ed80df56c9f6d53d8650f7d658de3b271264482023-03-26 5:00:5021 mins ago 0x204e7371ade792c5c006fb52711c50a7efc843ed0x01d87de7e055c9cb308be89acfa7a09bd7b2e22d27.298570062645 xDAI
0x4a6f2b2a61ede269584a72256611face11ed80df56c9f6d53d8650f7d658de3b271264482023-03-26 5:00:5021 mins ago Gnosis: WXDAI Token 0x204e7371ade792c5c006fb52711c50a7efc843ed27.298570062645 xDAI
0x05bef3f1b57f95bcb5cd9612a564d47e6fcc5828c263e460dcd6fada99850f53271264432023-03-26 5:00:2521 mins ago 0x204e7371ade792c5c006fb52711c50a7efc843ed0x0b67ce659deb4199b12072a071dda790cac6676127.118122710175 xDAI
0x05bef3f1b57f95bcb5cd9612a564d47e6fcc5828c263e460dcd6fada99850f53271264432023-03-26 5:00:2521 mins ago Gnosis: WXDAI Token 0x204e7371ade792c5c006fb52711c50a7efc843ed27.118122710175 xDAI
0x6c25445af4e5592f82038cf5af0e40c3da760035537cab86c6a84c616f91a5a0271264422023-03-26 5:00:2021 mins ago 0x204e7371ade792c5c006fb52711c50a7efc843ed0x01d87de7e055c9cb308be89acfa7a09bd7b2e22d170.8156939415 xDAI
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Contract Source Code Verified (Exact Match)

Contract Name:
BeaconProxy

Compiler Version
v0.8.16+commit.07a7930e

Optimization Enabled:
Yes with 2 runs

Other Settings:
default evmVersion, MIT license

Contract Source Code (Solidity)

/**
 *Submitted for verification at gnosisscan.io on 2023-02-23
*/

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (proxy/beacon/BeaconProxy.sol)

pragma solidity ^0.8.0;

/**
 * @dev ERC1822: Universal Upgradeable Proxy Standard (UUPS) documents a method for upgradeability through a simplified
 * proxy whose upgrades are fully controlled by the current implementation.
 */
interface IERC1822Proxiable {
    /**
     * @dev Returns the storage slot that the proxiable contract assumes is being used to store the implementation
     * address.
     *
     * IMPORTANT: A proxy pointing at a proxiable contract should not be considered proxiable itself, because this risks
     * bricking a proxy that upgrades to it, by delegating to itself until out of gas. Thus it is critical that this
     * function revert if invoked through a proxy.
     */
    function proxiableUUID() external view returns (bytes32);
}


pragma solidity ^0.8.1;

/**
 * @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
     * ====
     *
     * [IMPORTANT]
     * ====
     * You shouldn't rely on `isContract` to protect against flash loan attacks!
     *
     * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets
     * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract
     * constructor.
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize/address.code.length, which returns 0
        // for contracts in construction, since the code is only stored at the end
        // of the constructor execution.

        return account.code.length > 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
                /// @solidity memory-safe-assembly
                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}



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) {
        /// @solidity memory-safe-assembly
        assembly {
            r.slot := slot
        }
    }

    /**
     * @dev Returns an `BooleanSlot` with member `value` located at `slot`.
     */
    function getBooleanSlot(bytes32 slot) internal pure returns (BooleanSlot storage r) {
        /// @solidity memory-safe-assembly
        assembly {
            r.slot := slot
        }
    }

    /**
     * @dev Returns an `Bytes32Slot` with member `value` located at `slot`.
     */
    function getBytes32Slot(bytes32 slot) internal pure returns (Bytes32Slot storage r) {
        /// @solidity memory-safe-assembly
        assembly {
            r.slot := slot
        }
    }

    /**
     * @dev Returns an `Uint256Slot` with member `value` located at `slot`.
     */
    function getUint256Slot(bytes32 slot) internal pure returns (Uint256Slot storage r) {
        /// @solidity memory-safe-assembly
        assembly {
            r.slot := slot
        }
    }
}



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 {
        _upgradeTo(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 _upgradeToAndCallUUPS(
        address newImplementation,
        bytes memory data,
        bool forceCall
    ) internal {
        // Upgrades from old implementations will perform a rollback test. This test requires the new
        // implementation to upgrade back to the old, non-ERC1822 compliant, implementation. Removing
        // this special case will break upgrade paths from old UUPS implementation to new ones.
        if (StorageSlot.getBooleanSlot(_ROLLBACK_SLOT).value) {
            _setImplementation(newImplementation);
        } else {
            try IERC1822Proxiable(newImplementation).proxiableUUID() returns (bytes32 slot) {
                require(slot == _IMPLEMENTATION_SLOT, "ERC1967Upgrade: unsupported proxiableUUID");
            } catch {
                revert("ERC1967Upgrade: new implementation is not UUPS");
            }
            _upgradeToAndCall(newImplementation, data, forceCall);
        }
    }

    /**
     * @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;
    }

    /**
     * @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);
        }
    }
}


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 internal 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 overridden 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 internal 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 overridden should call `super._beforeFallback()`.
     */
    function _beforeFallback() internal virtual {}
}


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);
}


pragma solidity ^0.8.0;

/**
 * @dev This contract implements a proxy that gets the implementation address for each call from an {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, ERC1967Upgrade {
    /**
     * @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 initializing 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) payable {
        _upgradeBeaconToAndCall(beacon, data, false);
    }

    /**
     * @dev Returns the current beacon address.
     */
    function _beacon() internal view virtual returns (address) {
        return _getBeacon();
    }

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

    /**
     * @dev Changes the proxy to use a new beacon. Deprecated: see {_upgradeBeaconToAndCall}.
     *
     * 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 {
        _upgradeBeaconToAndCall(beacon, data, false);
    }
}

Contract ABI

[{"inputs":[{"internalType":"address","name":"beacon","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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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)

00000000000000000000000068762711e7bea5716c715a9bb3978e56a842043a00000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000000

-----Decoded View---------------
Arg [0] : beacon (address): 0x68762711e7bea5716c715a9bb3978e56a842043a
Arg [1] : data (bytes): 0x

-----Encoded View---------------
3 Constructor Arguments found :
Arg [0] : 00000000000000000000000068762711e7bea5716c715a9bb3978e56a842043a
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000040
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000000


Deployed ByteCode Sourcemap

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Swarm Source

ipfs://99db9e4fcb8a247955170233d906866143fb99f83638cb9b28ae98bb9425e585
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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