Contract 0xa1294ebb4a319237934a709a763bf85bdb7dcde0

 
Txn Hash
Block
From
To
Value [Txn Fee]
0xba62e920268b108b083673601eec5592bbe13ae57de0ff9d2e88c6c98bc3746f54580862021-03-07 0:57:051 day 1 hr ago0xc16706c4190f0af62ecc5e28c35c404f10f38f1a IN  Cowswap: COX Token0 BNB0.00014511
0xe51b979b15ae13f1c61ab4dfc8d0eae123539512a920be5fdb8718cdf3cec4d554580862021-03-07 0:57:051 day 1 hr ago0xc16706c4190f0af62ecc5e28c35c404f10f38f1a IN  Cowswap: COX Token0 BNB0.00014505
0xe6f687f649216318042664130e9633ad1e323de6ac669b57af598507e9f7e44c54580852021-03-07 0:57:021 day 1 hr ago0xc16706c4190f0af62ecc5e28c35c404f10f38f1a IN  Cowswap: COX Token0 BNB0.00014511
0x81b30dc7cdbfd78c23a1dd60c2c9e83dc2793e5f0bd8b8cbe847f91c7bc26c6554558192021-03-06 23:03:421 day 3 hrs ago0x938b8c1359f870e989e235c127ddd5d2e6dd4f16 IN  Cowswap: COX Token0 BNB0.00088812
0xd8c5365aa45c7cb279be581fa0492961749c517a266e28f03c5d834aeb26314954331842021-03-06 4:10:291 day 22 hrs ago0xb83b706ea051d2e7b9bd8c36a5897ce40c0abdb5 IN  Cowswap: COX Token0 BNB0.00014511
0xc23887f5eb62375f62c4248b81854f116df0c6245e439ca70322a1f5bbbc517f54331822021-03-06 4:10:231 day 22 hrs ago0xb83b706ea051d2e7b9bd8c36a5897ce40c0abdb5 IN  Cowswap: COX Token0 BNB0.00014511
0x7eee3e052a2b221133abd79439a2b3998505fe9e419086132d52e93f2deacad854252922021-03-05 21:35:522 days 4 hrs ago0xdd2dcdc7ba8ea57c258f155dace3d1f7f11b3110 IN  Cowswap: COX Token0 BNB0.00036179
0xdbe86acbe2362a5ebcd79bfc9523c224ecf6776a6a9aba354d2013e2e64ea2c354159032021-03-05 13:46:252 days 12 hrs ago0x2b167723f4ac11117d5a15e3440aef538330db61 IN  Cowswap: COX Token0 BNB0.00051167
0x737bece279055a10a008984b5b2468a3012e11ce6e675bdddedf243866fc299f53850142021-03-04 12:01:573 days 14 hrs ago0x77ec487ae74d1dbd6b4f58699b389f2aab405424 IN  Cowswap: COX Token0 BNB0.00014511
0x051f4740067fff4bcd5bdf0e92b0bd34ca237260d5dfb7a1a5b264680b6ba59f53715552021-03-04 0:48:464 days 1 hr ago0xd6bc48cbde1b63681af61869f3b95758244befd5 IN  Cowswap: COX Token0 BNB0.0004573818
0x2fac6fa4285ad609c1232c799bb5d3ed2857531494dc7d30e79cbf557ff7f06153593132021-03-03 14:36:134 days 11 hrs ago0x3c9e47a08109321d8c58e5e803058a894723f7c0 IN  Cowswap: COX Token0 BNB0.00044406
0x8e33f5e1e23cdf2f5880cce38c1e76e4bdca84ff7e74fff5a7c55b819a2842bc53350332021-03-02 16:59:495 days 9 hrs ago0x34ad53757d9489fbc43d3030325817646f1e1c38 IN  Cowswap: COX Token0 BNB0.00014511
0x43590a73e89f13305466e5719fce0d2ea0b837fa743bfa4e583c20a943b6e7ba53312962021-03-02 13:52:375 days 12 hrs ago0xaa97a994c5c95d56c50b35aa81a079a27c90827a IN  Cowswap: COX Token0 BNB0.00088812
0xb0a092d73e46c040bda148c5193ccac157d0ef42caae0f06a1f96a3a20dd5da653274132021-03-02 10:38:285 days 15 hrs ago0xc0f54a49a79e872c1d7e3649b48ca080747b58d9 IN  Cowswap: COX Token0 BNB0.00044406
0xf42af25665ff34cbd99410d9cb263185f87ea94b9c9c3a766e64f6095b3a3b2b53126202021-03-01 22:18:286 days 4 hrs ago0x95dc00fa804630a4328f01979d9633b427a18963 IN  Cowswap: COX Token0 BNB0.00088812
0xf19591750782c89e0265161795b7d028ff45e2a8f481fed20cf03611548f36b853025052021-03-01 13:51:476 days 12 hrs ago0x59273feadfb71b8de436ebfb6bd219464b23cccc IN  Cowswap: COX Token0 BNB0.00014511
0x1c327e42dd6b884c4281214019dbbacb194f2ebec05eda36929fed6103a0a82152961752021-03-01 8:31:546 days 17 hrs ago0xb3e4888d83b3dba2009e0b4b548b9c4cb0823cfd IN  Cowswap: COX Token0 BNB0.00044406
0x09ca1a8eece3af1cf95671098ff6aff1b274b85847f802a67aac386392e560e652568902021-02-27 23:39:588 days 2 hrs ago0xc7776d5ca3ece8a100bb0918d9187b408c1cc19a IN  Cowswap: COX Token0 BNB0.00088812
0xe6fbe5e2e6ec4775220dbeb26d8ba24a6ced1c48b44e718b5add001baf982e9552469732021-02-27 15:21:598 days 10 hrs ago0x2524cd37a16727c0aaedcaa5b2babebd1eba8d96 IN  Cowswap: COX Token0 BNB0.0004751442
0x817b5bdf3c9dd8e3fe9f7b9157f1e7a033d86e286f528525fcf6f0ebb470314a52215562021-02-26 18:07:049 days 8 hrs ago0x8242253beadf542343977b2c97f8c96b8c683433 IN  Cowswap: COX Token0 BNB0.00643887
0x0ffa202f20fdc8a88587c43cb3e535919bdce012a1d206f4c397c3fbfb4cae0c52209992021-02-26 17:39:139 days 8 hrs ago0xcd491d4531992c11335b5db335585d9e6ff25e6b IN  Cowswap: COX Token0 BNB0.00066609
0x1e19032ad255a1b25828ed1d4eaa6840e2f439c0324df86fe540f0a0563cefc451999192021-02-26 0:02:5910 days 2 hrs ago0xa6db4cae3d53f88bee6cb56f0f946eecced69442 IN  Cowswap: COX Token0 BNB0.00088812
0x53394aa87d0be51fc5524ec8a4d61f26ec989b659e8125fcad4f75bab573673351625772021-02-24 16:49:0411 days 9 hrs ago0xfcd991ba83bb0c10132ed03989e616916591a399 IN  Cowswap: COX Token0 BNB0.00044406
0xef3f2ab2e4b5268d77ae5f0d4e6c8f20ee5e3706ff971744da0deb1027cfaaaf51610512021-02-24 15:32:4411 days 10 hrs ago0xfcd991ba83bb0c10132ed03989e616916591a399 IN  Cowswap: COX Token0 BNB0.00088812
0x35f3b2c5d85ec937970c1d2d744b6287c78fe25540636226ad64cec3681f739e51370782021-02-23 19:29:5512 days 6 hrs ago0x94b6bd2904919eea3d28cc336f9539f13d08f6c2 IN  Cowswap: COX Token0 BNB0.00014511
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OVERVIEW

COX is Cowswap's governance token used as reward from staking platform.

Latest 25 internal transaction
Parent Txn Hash Block From To Value
0x9964f488a769f5416bd13c67966dc59559831823ca17dadd7dd85cc0257fdbff54652712021-03-07 6:56:3019 hrs 23 mins ago 0x0c5362f7c80ff3124843df2510b9e7368e237ea6 Cowswap: COX Token0 BNB
0x95ba9c0ebd60a91aa2508f142e93f8eb166c2fdbcd68aa7857c2e63c5f9814e354651882021-03-07 6:52:2119 hrs 27 mins ago 0x0c5362f7c80ff3124843df2510b9e7368e237ea6 Cowswap: COX Token0 BNB
0x873212ed3f191243c97da5552ce54f5e0b10fab6766c4f29e2072da173685ed754558302021-03-06 23:04:151 day 3 hrs ago 0x12220753a3ee435878df1ffda91f5b430e99697e Cowswap: COX Token0 BNB
0xfa1129dde679e8ad4d2f65ad8a548bb5311eed600de65669dd103af7dc8002b354437462021-03-06 12:58:451 day 13 hrs ago 0x12220753a3ee435878df1ffda91f5b430e99697e Cowswap: COX Token0 BNB
0xfa1129dde679e8ad4d2f65ad8a548bb5311eed600de65669dd103af7dc8002b354437462021-03-06 12:58:451 day 13 hrs ago 0x12220753a3ee435878df1ffda91f5b430e99697e Cowswap: COX Token0 BNB
0xfa1129dde679e8ad4d2f65ad8a548bb5311eed600de65669dd103af7dc8002b354437462021-03-06 12:58:451 day 13 hrs ago 0x12220753a3ee435878df1ffda91f5b430e99697e Cowswap: COX Token0 BNB
0x8d6c33daf055ca0a06002461a6a46bfa6edc4ec7498396f9a14fa19603451c7554437112021-03-06 12:57:001 day 13 hrs ago 0x265e60b104fa9f3e3f7459c069a1438d22dde3bb Cowswap: COX Token0 BNB
0x8d6c33daf055ca0a06002461a6a46bfa6edc4ec7498396f9a14fa19603451c7554437112021-03-06 12:57:001 day 13 hrs ago 0x265e60b104fa9f3e3f7459c069a1438d22dde3bb Cowswap: COX Token0 BNB
0x8eb87c1488ab497a5d1ed8cbeaacc4ceed9a2171f88fa603aa6f6bfbfb572c6154397622021-03-06 9:39:231 day 16 hrs ago 0x265e60b104fa9f3e3f7459c069a1438d22dde3bb Cowswap: COX Token0 BNB
0x8eb87c1488ab497a5d1ed8cbeaacc4ceed9a2171f88fa603aa6f6bfbfb572c6154397622021-03-06 9:39:231 day 16 hrs ago 0x915f9282fed53f3f602b0189bfdfa61936bf3f80 Cowswap: COX Token0 BNB
0xb7b4bcec8e45668574eb933b64c96a7cd1aa6163b14d2324edd8fb323ff1093a54397132021-03-06 9:36:561 day 16 hrs ago 0x265e60b104fa9f3e3f7459c069a1438d22dde3bb Cowswap: COX Token0 BNB
0xb7b4bcec8e45668574eb933b64c96a7cd1aa6163b14d2324edd8fb323ff1093a54397132021-03-06 9:36:561 day 16 hrs ago 0x915f9282fed53f3f602b0189bfdfa61936bf3f80 Cowswap: COX Token0 BNB
0x2261072121aa073dfe3573bf48bb5a71e926d348cf354e0e0765790052d1739b54396912021-03-06 9:35:501 day 16 hrs ago 0x915f9282fed53f3f602b0189bfdfa61936bf3f80 Cowswap: COX Token0 BNB
0x2261072121aa073dfe3573bf48bb5a71e926d348cf354e0e0765790052d1739b54396912021-03-06 9:35:501 day 16 hrs ago 0x265e60b104fa9f3e3f7459c069a1438d22dde3bb Cowswap: COX Token0 BNB
0x2261072121aa073dfe3573bf48bb5a71e926d348cf354e0e0765790052d1739b54396912021-03-06 9:35:501 day 16 hrs ago 0x265e60b104fa9f3e3f7459c069a1438d22dde3bb Cowswap: COX Token0 BNB
0x2261072121aa073dfe3573bf48bb5a71e926d348cf354e0e0765790052d1739b54396912021-03-06 9:35:501 day 16 hrs ago 0x265e60b104fa9f3e3f7459c069a1438d22dde3bb Cowswap: COX Token0 BNB
0x293c7cf994f0f3a7fdd4fe337bf95c93efdfdd98410a79cad2f7aeb4354e819d54396402021-03-06 9:33:171 day 16 hrs ago 0x5364aa8a6bd1d39e9ac60cda605478e888a6fcc2 Cowswap: COX Token0 BNB
0x293c7cf994f0f3a7fdd4fe337bf95c93efdfdd98410a79cad2f7aeb4354e819d54396402021-03-06 9:33:171 day 16 hrs ago 0x5364aa8a6bd1d39e9ac60cda605478e888a6fcc2 Cowswap: COX Token0 BNB
0x52a984f4a36ef65c33e682558d71f298eaf612ccd7754f6cc41082525fd38f1054394352021-03-06 9:23:021 day 16 hrs ago 0x265e60b104fa9f3e3f7459c069a1438d22dde3bb Cowswap: COX Token0 BNB
0x52a984f4a36ef65c33e682558d71f298eaf612ccd7754f6cc41082525fd38f1054394352021-03-06 9:23:021 day 16 hrs ago 0x265e60b104fa9f3e3f7459c069a1438d22dde3bb Cowswap: COX Token0 BNB
0xa84cc181c26de18b6804f71ece94ffdbdca43919e1d5ba71ab0309562c9040c854013872021-03-05 1:40:373 days 39 mins ago 0x265e60b104fa9f3e3f7459c069a1438d22dde3bb Cowswap: COX Token0 BNB
0xa84cc181c26de18b6804f71ece94ffdbdca43919e1d5ba71ab0309562c9040c854013872021-03-05 1:40:373 days 39 mins ago 0x915f9282fed53f3f602b0189bfdfa61936bf3f80 Cowswap: COX Token0 BNB
0xdfbb3d9a13479e0e3c56092d86bc683a33ed1ab5a8651df4c6066093e252fdc154013592021-03-05 1:39:133 days 40 mins ago 0x915f9282fed53f3f602b0189bfdfa61936bf3f80 Cowswap: COX Token0 BNB
0xdfbb3d9a13479e0e3c56092d86bc683a33ed1ab5a8651df4c6066093e252fdc154013592021-03-05 1:39:133 days 40 mins ago 0x265e60b104fa9f3e3f7459c069a1438d22dde3bb Cowswap: COX Token0 BNB
0xdfbb3d9a13479e0e3c56092d86bc683a33ed1ab5a8651df4c6066093e252fdc154013592021-03-05 1:39:133 days 40 mins ago 0x265e60b104fa9f3e3f7459c069a1438d22dde3bb Cowswap: COX Token0 BNB
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Contract Source Code Verified (Exact Match)

Contract Name:
CowswapToken

Compiler Version
v0.6.12+commit.27d51765

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion, None license

Contract Source Code (Solidity)

/**
 *Submitted for verification at BscScan.com on 2020-11-25
*/

// SPDX-License-Identifier: MIT

// File: @openzeppelin/contracts/GSN/Context.sol


pragma solidity ^0.6.0;

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

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

// File: @openzeppelin/contracts/token/ERC20/IERC20.sol


pragma solidity ^0.6.0;

/**
 * @dev Interface of the ERC20 standard as defined in the EIP.
 */
interface IERC20 {
    /**
     * @dev Returns the amount of tokens in existence.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns the amount of tokens owned by `account`.
     */
    function balanceOf(address account) external view returns (uint256);

    /**
     * @dev Moves `amount` tokens from the caller's account to `recipient`.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transfer(address recipient, uint256 amount) external returns (bool);

    /**
     * @dev Returns the remaining number of tokens that `spender` will be
     * allowed to spend on behalf of `owner` through {transferFrom}. This is
     * zero by default.
     *
     * This value changes when {approve} or {transferFrom} are called.
     */
    function allowance(address owner, address spender) external view returns (uint256);

    /**
     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * IMPORTANT: Beware that changing an allowance with this method brings the risk
     * that someone may use both the old and the new allowance by unfortunate
     * transaction ordering. One possible solution to mitigate this race
     * condition is to first reduce the spender's allowance to 0 and set the
     * desired value afterwards:
     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
     *
     * Emits an {Approval} event.
     */
    function approve(address spender, uint256 amount) external returns (bool);

    /**
     * @dev Moves `amount` tokens from `sender` to `recipient` using the
     * allowance mechanism. `amount` is then deducted from the caller's
     * allowance.
     *
     * Returns a boolean value indicating whether the operation succeeded.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);

    /**
     * @dev Emitted when `value` tokens are moved from one account (`from`) to
     * another (`to`).
     *
     * Note that `value` may be zero.
     */
    event Transfer(address indexed from, address indexed to, uint256 value);

    /**
     * @dev Emitted when the allowance of a `spender` for an `owner` is set by
     * a call to {approve}. `value` is the new allowance.
     */
    event Approval(address indexed owner, address indexed spender, uint256 value);
}

// File: @openzeppelin/contracts/math/SafeMath.sol


pragma solidity ^0.6.0;

/**
 * @dev Wrappers over Solidity's arithmetic operations with added overflow
 * checks.
 *
 * Arithmetic operations in Solidity wrap on overflow. This can easily result
 * in bugs, because programmers usually assume that an overflow raises an
 * error, which is the standard behavior in high level programming languages.
 * `SafeMath` restores this intuition by reverting the transaction when an
 * operation overflows.
 *
 * Using this library instead of the unchecked operations eliminates an entire
 * class of bugs, so it's recommended to use it always.
 */
library SafeMath {
    /**
     * @dev Returns the addition of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `+` operator.
     *
     * Requirements:
     *
     * - Addition cannot overflow.
     */
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        uint256 c = a + b;
        require(c >= a, "SafeMath: addition overflow");

        return c;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting on
     * overflow (when the result is negative).
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        return sub(a, b, "SafeMath: subtraction overflow");
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting with custom message on
     * overflow (when the result is negative).
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b <= a, errorMessage);
        uint256 c = a - b;

        return c;
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `*` operator.
     *
     * Requirements:
     *
     * - Multiplication cannot overflow.
     */
    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        // Gas optimization: this is cheaper than requiring 'a' not being zero, but the
        // benefit is lost if 'b' is also tested.
        // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
        if (a == 0) {
            return 0;
        }

        uint256 c = a * b;
        require(c / a == b, "SafeMath: multiplication overflow");

        return c;
    }

    /**
     * @dev Returns the integer division of two unsigned integers. Reverts on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator. Note: this function uses a
     * `revert` opcode (which leaves remaining gas untouched) while Solidity
     * uses an invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        return div(a, b, "SafeMath: division by zero");
    }

    /**
     * @dev Returns the integer division of two unsigned integers. Reverts with custom message on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator. Note: this function uses a
     * `revert` opcode (which leaves remaining gas untouched) while Solidity
     * uses an invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b > 0, errorMessage);
        uint256 c = a / b;
        // assert(a == b * c + a % b); // There is no case in which this doesn't hold

        return c;
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * Reverts when dividing by zero.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(uint256 a, uint256 b) internal pure returns (uint256) {
        return mod(a, b, "SafeMath: modulo by zero");
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * Reverts with custom message when dividing by zero.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b != 0, errorMessage);
        return a % b;
    }
}

// File: @openzeppelin/contracts/utils/Address.sol


pragma solidity ^0.6.2;

/**
 * @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 in 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");
        return _functionCallWithValue(target, data, value, errorMessage);
    }

    function _functionCallWithValue(address target, bytes memory data, uint256 weiValue, string memory errorMessage) private returns (bytes memory) {
        require(isContract(target), "Address: call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.call{ value: weiValue }(data);
        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: @openzeppelin/contracts/token/ERC20/ERC20.sol


pragma solidity ^0.6.0;





/**
 * @dev Implementation of the {IERC20} interface.
 *
 * This implementation is agnostic to the way tokens are created. This means
 * that a supply mechanism has to be added in a derived contract using {_mint}.
 * For a generic mechanism see {ERC20PresetMinterPauser}.
 *
 * TIP: For a detailed writeup see our guide
 * https://forum.zeppelin.solutions/t/how-to-implement-erc20-supply-mechanisms/226[How
 * to implement supply mechanisms].
 *
 * We have followed general OpenZeppelin guidelines: functions revert instead
 * of returning `false` on failure. This behavior is nonetheless conventional
 * and does not conflict with the expectations of ERC20 applications.
 *
 * Additionally, an {Approval} event is emitted on calls to {transferFrom}.
 * This allows applications to reconstruct the allowance for all accounts just
 * by listening to said events. Other implementations of the EIP may not emit
 * these events, as it isn't required by the specification.
 *
 * Finally, the non-standard {decreaseAllowance} and {increaseAllowance}
 * functions have been added to mitigate the well-known issues around setting
 * allowances. See {IERC20-approve}.
 */
contract ERC20 is Context, IERC20 {
    using SafeMath for uint256;
    using Address for address;

    mapping (address => uint256) private _balances;

    mapping (address => mapping (address => uint256)) private _allowances;

    uint256 private _totalSupply;

    string private _name;
    string private _symbol;
    uint8 private _decimals;

    /**
     * @dev Sets the values for {name} and {symbol}, initializes {decimals} with
     * a default value of 18.
     *
     * To select a different value for {decimals}, use {_setupDecimals}.
     *
     * All three of these values are immutable: they can only be set once during
     * construction.
     */
    constructor (string memory name, string memory symbol) public {
        _name = name;
        _symbol = symbol;
        _decimals = 18;
    }

    /**
     * @dev Returns the name of the token.
     */
    function name() public view returns (string memory) {
        return _name;
    }

    /**
     * @dev Returns the symbol of the token, usually a shorter version of the
     * name.
     */
    function symbol() public view returns (string memory) {
        return _symbol;
    }

    /**
     * @dev Returns the number of decimals used to get its user representation.
     * For example, if `decimals` equals `2`, a balance of `505` tokens should
     * be displayed to a user as `5,05` (`505 / 10 ** 2`).
     *
     * Tokens usually opt for a value of 18, imitating the relationship between
     * Ether and Wei. This is the value {ERC20} uses, unless {_setupDecimals} is
     * called.
     *
     * NOTE: This information is only used for _display_ purposes: it in
     * no way affects any of the arithmetic of the contract, including
     * {IERC20-balanceOf} and {IERC20-transfer}.
     */
    function decimals() public view returns (uint8) {
        return _decimals;
    }

    /**
     * @dev See {IERC20-totalSupply}.
     */
    function totalSupply() public view override returns (uint256) {
        return _totalSupply;
    }

    /**
     * @dev See {IERC20-balanceOf}.
     */
    function balanceOf(address account) public view override returns (uint256) {
        return _balances[account];
    }

    /**
     * @dev See {IERC20-transfer}.
     *
     * Requirements:
     *
     * - `recipient` cannot be the zero address.
     * - the caller must have a balance of at least `amount`.
     */
    function transfer(address recipient, uint256 amount) public virtual override returns (bool) {
        _transfer(_msgSender(), recipient, amount);
        return true;
    }

    /**
     * @dev See {IERC20-allowance}.
     */
    function allowance(address owner, address spender) public view virtual override returns (uint256) {
        return _allowances[owner][spender];
    }

    /**
     * @dev See {IERC20-approve}.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     */
    function approve(address spender, uint256 amount) public virtual override returns (bool) {
        _approve(_msgSender(), spender, amount);
        return true;
    }

    /**
     * @dev See {IERC20-transferFrom}.
     *
     * Emits an {Approval} event indicating the updated allowance. This is not
     * required by the EIP. See the note at the beginning of {ERC20};
     *
     * Requirements:
     * - `sender` and `recipient` cannot be the zero address.
     * - `sender` must have a balance of at least `amount`.
     * - the caller must have allowance for ``sender``'s tokens of at least
     * `amount`.
     */
    function transferFrom(address sender, address recipient, uint256 amount) public virtual override returns (bool) {
        _transfer(sender, recipient, amount);
        _approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
        return true;
    }

    /**
     * @dev Atomically increases the allowance granted to `spender` by the caller.
     *
     * This is an alternative to {approve} that can be used as a mitigation for
     * problems described in {IERC20-approve}.
     *
     * Emits an {Approval} event indicating the updated allowance.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     */
    function increaseAllowance(address spender, uint256 addedValue) public virtual returns (bool) {
        _approve(_msgSender(), spender, _allowances[_msgSender()][spender].add(addedValue));
        return true;
    }

    /**
     * @dev Atomically decreases the allowance granted to `spender` by the caller.
     *
     * This is an alternative to {approve} that can be used as a mitigation for
     * problems described in {IERC20-approve}.
     *
     * Emits an {Approval} event indicating the updated allowance.
     *
     * Requirements:
     *
     * - `spender` cannot be the zero address.
     * - `spender` must have allowance for the caller of at least
     * `subtractedValue`.
     */
    function decreaseAllowance(address spender, uint256 subtractedValue) public virtual returns (bool) {
        _approve(_msgSender(), spender, _allowances[_msgSender()][spender].sub(subtractedValue, "ERC20: decreased allowance below zero"));
        return true;
    }

    /**
     * @dev Moves tokens `amount` from `sender` to `recipient`.
     *
     * This is internal function is equivalent to {transfer}, and can be used to
     * e.g. implement automatic token fees, slashing mechanisms, etc.
     *
     * Emits a {Transfer} event.
     *
     * Requirements:
     *
     * - `sender` cannot be the zero address.
     * - `recipient` cannot be the zero address.
     * - `sender` must have a balance of at least `amount`.
     */
    function _transfer(address sender, address recipient, uint256 amount) internal virtual {
        require(sender != address(0), "ERC20: transfer from the zero address");
        require(recipient != address(0), "ERC20: transfer to the zero address");

        _beforeTokenTransfer(sender, recipient, amount);

        _balances[sender] = _balances[sender].sub(amount, "ERC20: transfer amount exceeds balance");
        _balances[recipient] = _balances[recipient].add(amount);
        emit Transfer(sender, recipient, amount);
    }

    /** @dev Creates `amount` tokens and assigns them to `account`, increasing
     * the total supply.
     *
     * Emits a {Transfer} event with `from` set to the zero address.
     *
     * Requirements
     *
     * - `to` cannot be the zero address.
     */
    function _mint(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: mint to the zero address");

        _beforeTokenTransfer(address(0), account, amount);

        _totalSupply = _totalSupply.add(amount);
        _balances[account] = _balances[account].add(amount);
        emit Transfer(address(0), account, amount);
    }

    /**
     * @dev Destroys `amount` tokens from `account`, reducing the
     * total supply.
     *
     * Emits a {Transfer} event with `to` set to the zero address.
     *
     * Requirements
     *
     * - `account` cannot be the zero address.
     * - `account` must have at least `amount` tokens.
     */
    function _burn(address account, uint256 amount) internal virtual {
        require(account != address(0), "ERC20: burn from the zero address");

        _beforeTokenTransfer(account, address(0), amount);

        _balances[account] = _balances[account].sub(amount, "ERC20: burn amount exceeds balance");
        _totalSupply = _totalSupply.sub(amount);
        emit Transfer(account, address(0), amount);
    }

    /**
     * @dev Sets `amount` as the allowance of `spender` over the `owner` s tokens.
     *
     * This internal function is equivalent to `approve`, and can be used to
     * e.g. set automatic allowances for certain subsystems, etc.
     *
     * Emits an {Approval} event.
     *
     * Requirements:
     *
     * - `owner` cannot be the zero address.
     * - `spender` cannot be the zero address.
     */
    function _approve(address owner, address spender, uint256 amount) internal virtual {
        require(owner != address(0), "ERC20: approve from the zero address");
        require(spender != address(0), "ERC20: approve to the zero address");

        _allowances[owner][spender] = amount;
        emit Approval(owner, spender, amount);
    }

    /**
     * @dev Sets {decimals} to a value other than the default one of 18.
     *
     * WARNING: This function should only be called from the constructor. Most
     * applications that interact with token contracts will not expect
     * {decimals} to ever change, and may work incorrectly if it does.
     */
    function _setupDecimals(uint8 decimals_) internal {
        _decimals = decimals_;
    }

    /**
     * @dev Hook that is called before any transfer of tokens. This includes
     * minting and burning.
     *
     * Calling conditions:
     *
     * - when `from` and `to` are both non-zero, `amount` of ``from``'s tokens
     * will be to transferred to `to`.
     * - when `from` is zero, `amount` tokens will be minted for `to`.
     * - when `to` is zero, `amount` of ``from``'s tokens will be burned.
     * - `from` and `to` are never both zero.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _beforeTokenTransfer(address from, address to, uint256 amount) internal virtual { }
}

// File: @openzeppelin/contracts/access/Ownable.sol


pragma solidity ^0.6.0;

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

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

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

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

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

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

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

// File: contracts/CowswapToken.sol

pragma solidity 0.6.12;




contract CowswapToken is ERC20("Cowswap", "COX"), Ownable {
  mapping (address => bool) public minters;

  modifier onlyMinter() { 
    require(minters[msg.sender], "Not Minter"); 
    _; 
  }
  
  constructor(address _to) public {
  	// Mint to CowPool
    _mint(_to, 1500000 * 1e18);
  }

  function addMinter(address _minter) external onlyOwner {
  	minters[_minter] = true;
  }

  function removeMinter(address _minter) external onlyOwner {
  	minters[_minter] = false;
  }

  // Creates `_amount` token to `_to`. Must only be called by the owner.
  function mint(address _to, uint256 _amount) public onlyMinter {
    _mint(_to, _amount);
  }
}

Contract ABI

[{"inputs":[{"internalType":"address","name":"_to","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"spender","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"value","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"address","name":"_minter","type":"address"}],"name":"addMinter","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"spender","type":"address"}],"name":"allowance","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"approve","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"decimals","outputs":[{"internalType":"uint8","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"subtractedValue","type":"uint256"}],"name":"decreaseAllowance","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"spender","type":"address"},{"internalType":"uint256","name":"addedValue","type":"uint256"}],"name":"increaseAllowance","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_to","type":"address"},{"internalType":"uint256","name":"_amount","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"minters","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_minter","type":"address"}],"name":"removeMinter","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transfer","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"sender","type":"address"},{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"amount","type":"uint256"}],"name":"transferFrom","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)

000000000000000000000000a7363e06b9687e97a5ff5614018d76d901aa6c6e

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 000000000000000000000000a7363e06b9687e97a5ff5614018d76d901aa6c6e


Deployed ByteCode Sourcemap

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Swarm Source

ipfs://219756d0754500a5e18998172fa4a1ba600b03ac9b7d5522ae8f2bd4b6ba4a32
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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