Contract 0xb8ca15a952a04e0261fae02677da5ee735b36967 1

 
 
Txn Hash
Method
Block
From
To
Value [Txn Fee]
0xea1672f4c30b40107b5e3ec5b4772f559571c388d5e074455a6253ee7e209c09Transfer434615672023-06-02 23:59:423 days 10 hrs ago0xed8c28f0d25365513a4c56f56fcb7a0065ef2ca6 IN  ABITSHADOW: ABST Token0 MATIC0.00715434841 158.911361589
0x0e2d49a614089ffdf315ec0e7d707b0a32a205c0ce54ba1e15a16c1bb6e373e9Approve434577772023-06-02 21:03:423 days 13 hrs ago0x07e41bad47dc1f78d083a5f2414602614fbfa9bd IN  ABITSHADOW: ABST Token0 MATIC0.01224757363 198.827474966
0x267f0f9af7190f0f96e558c161693ba9f2fb4adc480dfb269cb6921847eecab0Transfer434573212023-06-02 20:41:333 days 13 hrs ago0xed8c28f0d25365513a4c56f56fcb7a0065ef2ca6 IN  ABITSHADOW: ABST Token0 MATIC0.01516571954 226.539988657
0x6884efa3453741c93b4f082c3b6f57ec5c6f195c08ff153cc813585c33887396Transfer430536452023-05-23 14:03:2613 days 20 hrs ago0x851204cf94406814a6c565e226198405a0ade518 IN  ABITSHADOW: ABST Token0 MATIC0.007160431029 143.757775284
0x5017814676b04b53cf1dd6a016ea7fc5929ccbae70bce84318db1dca98f7a100Transfer430536062023-05-23 14:02:0413 days 20 hrs ago0x851204cf94406814a6c565e226198405a0ade518 IN  ABITSHADOW: ABST Token0 MATIC0.006869696204 137.920781482
0xb02d8c4d77e04e588a2856d125260d3e8418e8ba7a1978c4f91aa7ccc9d0ad0eTransfer430535652023-05-23 14:00:3613 days 20 hrs ago0x851204cf94406814a6c565e226198405a0ade518 IN  ABITSHADOW: ABST Token0 MATIC0.009314211267 139.232122027
0xc798d920c3e9707356b832fca642d8a6e015bc29a6c6e3e3ceaa9cc6bd251239Transfer430527122023-05-23 13:30:2413 days 20 hrs ago0x851204cf94406814a6c565e226198405a0ade518 IN  ABITSHADOW: ABST Token0 MATIC0.014490940567 216.576851664
0x21e49ffe313f0b8bdaf01c569c375819ab0a6664759bb9d124abdb589f36fe7cTransfer422768642023-05-04 1:21:2433 days 8 hrs ago0x8b13b7b35500f4d34a757cf4da51aa48ea06ff33 IN  ABITSHADOW: ABST Token0 MATIC0.008208609645 164.682709308
0xe909993f09f7c66cd1fbd61faec8228a1c5b6b035da7dd628ef503886d9ebb26Transfer422753302023-05-04 0:25:5933 days 9 hrs ago0x8b13b7b35500f4d34a757cf4da51aa48ea06ff33 IN  ABITSHADOW: ABST Token0 MATIC0.01381918453 206.537005938
0xd5951f5adf7605a7bf2e87cfd29cf7a2c1abfc65e9ba1784436418b63f165bf9Approve422749982023-05-04 0:14:1233 days 9 hrs ago0xd772b40efe1587ef5aae27f315313b99d19a2bc0 IN  ABITSHADOW: ABST Token0 MATIC0.014938832844 242.659273337
0xf8a10c9212f4074755a7b2d6972f4c69bfb69db31a93e54e1e18ac86f35dda65Transfer414154512023-04-11 18:15:3255 days 15 hrs ago0x851204cf94406814a6c565e226198405a0ade518 IN  ABITSHADOW: ABST Token0 MATIC0.008656230316 129.373183219
0x95614250831367d1ee4123333b10776e63661c63996342adacadff8b368b5a7fTransfer414153842023-04-11 18:13:0755 days 16 hrs ago0x851204cf94406814a6c565e226198405a0ade518 IN  ABITSHADOW: ABST Token0 MATIC0.006744868468 135.349436496
0x3653fd8963735b8247d447a35a10ecad76de6ce5003fde65b552e29dfc7193b5Transfer414152962023-04-11 18:10:0155 days 16 hrs ago0x851204cf94406814a6c565e226198405a0ade518 IN  ABITSHADOW: ABST Token0 MATIC0.011419617811 170.673867662
0x9fab70b5f7f325c657165149cd8fee7ae47bd31c86f23256a9ab8f78ad5674f1Transfer411962012023-04-06 2:59:5661 days 7 hrs ago0x851204cf94406814a6c565e226198405a0ade518 IN  ABITSHADOW: ABST Token0 MATIC0.006298174313 94.130450518
0x1e28579160ff88c34783b65fedf2bf76671559df91c6f6215a06c1eec1ecc5feTransfer410497122023-04-02 8:22:5765 days 1 hr ago0xc3f5b1e2d771120d0991e32cd027551e97e54c13 IN  ABITSHADOW: ABST Token0 MATIC0.004688692566 70.037979938
0x6be5e5ca655c23bddd4f23442e29724a6d0acbeebd2a4816a10d2b0f903cded2Transfer410494192023-04-02 8:12:3365 days 2 hrs ago0xc3f5b1e2d771120d0991e32cd027551e97e54c13 IN  ABITSHADOW: ABST Token0 MATIC0.007937352726 118.607802132
0x3d174d28bd3a4ac8d8fa9f30349d8cf52949a0d1a33662325398f64d5504ee65Transfer410338682023-04-01 22:28:0365 days 11 hrs ago0xc3f5b1e2d771120d0991e32cd027551e97e54c13 IN  ABITSHADOW: ABST Token0 MATIC0.005342970562 79.854288104
0x9f91f3c295f63836ad279d4fe3050c2ab15d4d59aa798362e34e39b1a8cd6ce3Transfer410338212023-04-01 22:26:1965 days 11 hrs ago0xc3f5b1e2d771120d0991e32cd027551e97e54c13 IN  ABITSHADOW: ABST Token0 MATIC0.006639004855 99.24219106
0x4f054ac159a99b49652cdfa7dd5096936d8aefebbe6f10214383c352992521e6Transfer410334452023-04-01 22:10:3365 days 12 hrs ago0xb04db2e60caefe3ac3480f5ee21b23833bf739ff IN  ABITSHADOW: ABST Token0 MATIC0.003345175432 79.275195679
0xcb20e538c3fe68cf253ea84688be1ab9c19089477b4473ffffe8599b83889c7bTransfer410331942023-04-01 22:01:0765 days 12 hrs ago0xb04db2e60caefe3ac3480f5ee21b23833bf739ff IN  ABITSHADOW: ABST Token0 MATIC0.003992464251 80.155478968
0x3ff4ea4cd4b775cff2a8cb8bcbbdc77d85edc96422c5190a3700185c806f1bf8Transfer410116882023-04-01 8:46:0666 days 1 hr ago0xed8c28f0d25365513a4c56f56fcb7a0065ef2ca6 IN  ABITSHADOW: ABST Token0 MATIC0.005685556584 84.928771143
0x999455ddf19e68928b6b5b0a1a14517c4255c2fd11c74e4e8432aa513e4e8561Transfer410103152023-04-01 7:55:5766 days 2 hrs ago0x851204cf94406814a6c565e226198405a0ade518 IN  ABITSHADOW: ABST Token0 MATIC0.008895615295 132.950952714
0xee8ec667eee92e3fcdb3a1a88f84d5fb09d5e142742de8ff66c58781daace2e2Transfer410102422023-04-01 7:52:4466 days 2 hrs ago0x851204cf94406814a6c565e226198405a0ade518 IN  ABITSHADOW: ABST Token0 MATIC0.008740751153 130.612978787
0x4fc0edfbeaba913668506693553a0ae00e607cdfcebdf2a832788a904f72d1dbTransfer410087122023-04-01 6:54:1866 days 3 hrs ago0x851204cf94406814a6c565e226198405a0ade518 IN  ABITSHADOW: ABST Token0 MATIC0.006271609418 93.750234216
0x17ad826ef4fa5a51f0f09e535f0166d5871843f09d11b94ad57504d325ba84f0Transfer409331272023-03-30 9:07:5068 days 1 hr ago0x8b13b7b35500f4d34a757cf4da51aa48ea06ff33 IN  ABITSHADOW: ABST Token0 MATIC0.010167381224 151.958349773
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OVERVIEW

ABITSHADOW is fully decentralized and owned by its help for the community.

Latest 1 internal transaction
Parent Txn Hash Block From To Value
0xf12c1dea65ec69865d641d7b2c82abacb8e96005710e44b35092713765fb6b56282206352022-05-12 7:07:30390 days 3 hrs ago Wormhole: Token Bridge  Contract Creation0 MATIC
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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 0x7630011aa45b24a68ef7011736ee954ba5bd20ab

Contract Name:
BridgeToken

Compiler Version
v0.8.4+commit.c7e474f2

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion, Apache-2.0 license

Contract Source Code (Solidity)

/**
 *Submitted for verification at polygonscan.com on 2022-09-15
*/

// File: @openzeppelin/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: @openzeppelin/contracts/proxy/Proxy.sol


pragma solidity ^0.8.0;

/**
 * @dev This abstract contract provides a fallback function that delegates all calls to another contract using the EVM
 * instruction `delegatecall`. We refer to the second contract as the _implementation_ behind the proxy, and it has to
 * be specified by overriding the virtual {_implementation} function.
 *
 * Additionally, delegation to the implementation can be triggered manually through the {_fallback} function, or to a
 * different contract through the {_delegate} function.
 *
 * The success and return data of the delegated call will be returned back to the caller of the proxy.
 */
abstract contract Proxy {
    /**
     * @dev Delegates the current call to `implementation`.
     *
     * This function does not return to its internall call site, it will return directly to the external caller.
     */
    function _delegate(address implementation) internal virtual {
        assembly {
            // Copy msg.data. We take full control of memory in this inline assembly
            // block because it will not return to Solidity code. We overwrite the
            // Solidity scratch pad at memory position 0.
            calldatacopy(0, 0, calldatasize())

            // Call the implementation.
            // out and outsize are 0 because we don't know the size yet.
            let result := delegatecall(gas(), implementation, 0, calldatasize(), 0, 0)

            // Copy the returned data.
            returndatacopy(0, 0, returndatasize())

            switch result
            // delegatecall returns 0 on error.
            case 0 {
                revert(0, returndatasize())
            }
            default {
                return(0, returndatasize())
            }
        }
    }

    /**
     * @dev This is a virtual function that should be overriden so it returns the address to which the fallback function
     * and {_fallback} should delegate.
     */
    function _implementation() internal view virtual returns (address);

    /**
     * @dev Delegates the current call to the address returned by `_implementation()`.
     *
     * This function does not return to its internall call site, it will return directly to the external caller.
     */
    function _fallback() internal virtual {
        _beforeFallback();
        _delegate(_implementation());
    }

    /**
     * @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if no other
     * function in the contract matches the call data.
     */
    fallback() external payable virtual {
        _fallback();
    }

    /**
     * @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if call data
     * is empty.
     */
    receive() external payable virtual {
        _fallback();
    }

    /**
     * @dev Hook that is called before falling back to the implementation. Can happen as part of a manual `_fallback`
     * call, or as part of the Solidity `fallback` or `receive` functions.
     *
     * If overriden should call `super._beforeFallback()`.
     */
    function _beforeFallback() internal virtual {}
}

// File: @openzeppelin/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;
        assembly {
            size := extcodesize(account)
        }
        return size > 0;
    }

    /**
     * @dev Replacement for Solidity's `transfer`: sends `amount` wei to
     * `recipient`, forwarding all available gas and reverting on errors.
     *
     * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
     * of certain opcodes, possibly making contracts go over the 2300 gas limit
     * imposed by `transfer`, making them unable to receive funds via
     * `transfer`. {sendValue} removes this limitation.
     *
     * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
     *
     * IMPORTANT: because control is transferred to `recipient`, care must be
     * taken to not create reentrancy vulnerabilities. Consider using
     * {ReentrancyGuard} or the
     * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

        (bool success, ) = recipient.call{value: amount}("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain `call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionCall(target, data, "Address: low-level call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
     * `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but also transferring `value` wei to `target`.
     *
     * Requirements:
     *
     * - the calling contract must have an ETH balance of at least `value`.
     * - the called Solidity function must be `payable`.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(
        address target,
        bytes memory data,
        uint256 value
    ) internal returns (bytes memory) {
        return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
    }

    /**
     * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
     * with `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(
        address target,
        bytes memory data,
        uint256 value,
        string memory errorMessage
    ) internal returns (bytes memory) {
        require(address(this).balance >= value, "Address: insufficient balance for call");
        require(isContract(target), "Address: call to non-contract");

        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        return functionStaticCall(target, data, "Address: low-level static call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        require(isContract(target), "Address: static call to non-contract");

        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionDelegateCall(target, data, "Address: low-level delegate call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        require(isContract(target), "Address: delegate call to non-contract");

        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason using the provided one.
     *
     * _Available since v4.3._
     */
    function verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal pure returns (bytes memory) {
        if (success) {
            return returndata;
        } else {
            // Look for revert reason and bubble it up if present
            if (returndata.length > 0) {
                // The easiest way to bubble the revert reason is using memory via assembly

                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

// File: @openzeppelin/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: @openzeppelin/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 {
        _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 _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
            _upgradeTo(newImplementation);
        }
    }

    /**
     * @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);
        }
    }
}

// File: @openzeppelin/contracts/proxy/beacon/BeaconProxy.sol


pragma solidity ^0.8.0;



/**
 * @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, 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 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) payable {
        assert(_BEACON_SLOT == bytes32(uint256(keccak256("eip1967.proxy.beacon")) - 1));
        _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);
    }
}

// File: contracts/bridge/token/Token.sol

// contracts/Structs.sol

pragma solidity ^0.8.0;

contract BridgeToken is BeaconProxy {
    constructor(address beacon, bytes memory data) BeaconProxy(beacon, data) {

    }
}

Contract Security Audit

Contract ABI

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Deployed ByteCode Sourcemap

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Swarm Source

ipfs://3e23ac4f79a95247999f8e0df94ea5bd5e38561ccfd051b0ea50ba9aea59b8f1
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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