Contract 0x5008f837883ea9a07271a1b5eb0658404f5a9610 4

 

Contract Overview

Balance:
0 Ether

EtherValue:
$0.00

Token:
Txn Hash Method
Index
From
To
Value
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0x244fcee4f5c28e937cfb4bb5b9da0f6ac77751833790638ee1bd2506b1aac71fApprove8268012022-09-29 12:37:1521 hrs 1 min ago0xf12475372c4f6cbf9cc39863e50897e9fdd4e3c3 IN  0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether0.0001105121
0x42cc3f870a4ac7f9d9dee4a708de886ca0b4d553da0e9bbb7f6760cd2b15936fApprove8260012022-09-28 13:09:481 day 20 hrs ago0x03ab0fb0be318b1d6420e7ae87a7e1b7cd6d590f IN  0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether0.00009991
0xb4c0b9a5634f2d5871e3b4d7402748413bdd88be739cf22c3ffd2cc06cea23eaTransfer8257012022-09-28 5:16:172 days 4 hrs ago0x1b5f8d6e5798a54d5950f464b7b864ff27e4acf2 IN  0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether0.000072976051.05
0xa573c8ab2114704f3648f5074cd3e2cdc4648333e59058ca5aca10d5e73a2134Transfer8256532022-09-28 3:11:542 days 6 hrs ago0x2b0326ce60de406a3efcb681d15d181a797c6059 IN  0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether0.0000913371
0x551ca526e6b284b1d1924b9021808a1328a58708795d02f0a8f688712922ee94Approve8252792022-09-27 18:13:592 days 15 hrs ago0x7d4053510c0e2ce0f127cf890fdb84f1a36cdc6d IN  0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether0.0001817171
0x158c97a27ed7808148c07b8e0d3f87df607905f346bbaaafaf43f71d3546985dApprove8252782022-09-27 18:13:592 days 15 hrs ago0x7d4053510c0e2ce0f127cf890fdb84f1a36cdc6d IN  0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether0.0002016171
0xde0b392065da0c2fefdb6c3a43d2848478c3b20e025820de73131bec97d6db73Approve8231122022-09-25 15:21:304 days 18 hrs ago0x9d86f34defa178ad1549afa9f508d8911ba1922f IN  0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether0.000112021
0x3c871fa822769633ac47a6a31d577ceb56db92fd136d6a3ecc5dd8a5999b5a0aApprove8230792022-09-25 14:25:364 days 19 hrs ago0xd6b527c1e4337d0a8fc1db1b7971f403464e16e8 IN  0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether0.3634868691
0x3a451dca3cb9df3b1aa2e18bc3b456c37c37afff0a153368680c28fbda03b72bApprove8229402022-09-25 8:16:565 days 1 hr ago0x01a1d2750b2c7aad954698c1e9596f5ccabdd265 IN  0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether0.0001187851
0x52502b5a85e45ca7d36959a27d30f6601acd11ba13c21e360e1f29b121dce862Approve8218922022-09-24 0:50:306 days 8 hrs ago0x029b1867f883f11f82216fe1f13db57e97eabd9c IN  0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether0.0000922231
0x73eaec3f0063fae13a1b55f872af431a7c49be970c6aaf3302f1be00f1c70076Approve8206452022-09-23 2:33:037 days 7 hrs ago0x87c90d095278a4df26418808c4f90c093b6070dd IN  0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether0.0000866941
0x356385a24875d0b9953b02afd66802e46d6c41aa17aa0f735be70e138d605d45Approve8205892022-09-23 1:42:427 days 7 hrs ago0xe20159b872123620b6d338e3b1bd8fdc5279aec6 IN  0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether0.0000866941
0x836b7e874f23815ec95e07785ae173f4dea0453fd12be112f29dc501733645c1Approve8201972022-09-22 19:35:117 days 14 hrs ago0x512df20b5d4fe0be822fe063a2e8413ed43141be IN  0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether0.3078492481
0x73afb4e141c90c6439e06e4b9fa4d0b5e4c9586e2afa0539851495499a1f243dApprove8196892022-09-22 9:51:247 days 23 hrs ago0xa699f841f2573675e7ce7a6dd58d1eed4d147a26 IN  0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether0.0000999791
0xeb0bc35dc80aae8c835e60823aa9e2ba586d66e686fe6f3c9bc2c54dba79d491Transfer8181272022-09-21 6:01:409 days 3 hrs ago0x57a0074acebb77283e85d94e7dcfc03bce825ecc IN  0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether0.0001037661
0x832caa58f6819fd578e3e74c4fea1e6b2e951c55ca29ba730ec795f4c24c31caApprove8175942022-09-20 16:03:269 days 17 hrs ago0xf6411171fe9cb7085ccec0d8addd8768e0a83a7c IN  0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether0.0000957191
0xfe9c5ec9605ff76e07048cda60d195b4207eb333ad294c481476157b542bf381Approve8167192022-09-19 19:45:2410 days 13 hrs ago0x5edca6d32e28f4bb5c63a0b7306b0fbb34370188 IN  0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether0.0001138411
0x0bdfb364f392aa63a9b3ac27d156b952e1a41ab6f3adf0917edf3b4b4c34b878Transfer8161132022-09-19 7:18:5411 days 2 hrs ago0x1b5f8d6e5798a54d5950f464b7b864ff27e4acf2 IN  0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether0.0000698371
0x996923021ef81c107fc698b3aa9af8ea2975da81967adedb26cd585d854db16eTransfer8160812022-09-19 6:46:0811 days 2 hrs ago0x2b0326ce60de406a3efcb681d15d181a797c6059 IN  0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether0.0000869371
0xe195471153e46e3cff122722422e3c664f1e84823ffc4c24ba88b23f9439c532Approve8159422022-09-19 3:57:2911 days 5 hrs ago0x84aa1655d1f3f3e437fdacf0f957176baffc9869 IN  0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether0.0000868961
0x72246ef6d2bf0b4978e916029ddf165b0847431494c87584164bf21eb4a45021Approve8152602022-09-18 16:40:4711 days 16 hrs ago0x461462fc0a8c05ffb5b5fe2e82b3a3ab292db23a IN  0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether0.8162292951
0x19b433fc32e5749938d18e3473ed7ba73417ef86ea9070dbe32027b382973508Approve8142582022-09-17 12:17:2212 days 21 hrs ago0xf3c495dc24e9e6df5aa1224e1b7f2e6be050dc5d IN  0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether0.0001213951
0x7c8583ecef0a79ba50da2796aebd167be67fe77a3661b4c7da3904fc98b1f091Approve8140472022-09-17 5:57:1713 days 3 hrs ago0x4fc126b084fd491cf417c306717019e9c0d6d087 IN  0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether0.5293020641
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Latest 25 internal transaction
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0x19700562454e475395f0c8799efd2544599a5380da866baaf110df7f817e468c8275182022-09-30 8:20:171 hr 18 mins ago 0xf5ffa0aabf101e651f6cf722031d4efedc835b67 0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether
0x19700562454e475395f0c8799efd2544599a5380da866baaf110df7f817e468c8275182022-09-30 8:20:171 hr 18 mins ago 0x17c83e2b96acfb5190d63f5e46d93c107ec0b514 0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether
0x0c9e37a54b8966c12e0991bf89cb8964c16d82aca0ddefc9e744fcf16ddc48198275052022-09-30 7:47:381 hr 50 mins ago 0x31b9fbd965397d697d2daa434ebd219ab878e49b 0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether
0x0c9e37a54b8966c12e0991bf89cb8964c16d82aca0ddefc9e744fcf16ddc48198275052022-09-30 7:47:381 hr 50 mins ago 0x31b9fbd965397d697d2daa434ebd219ab878e49b 0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether
0x0c9e37a54b8966c12e0991bf89cb8964c16d82aca0ddefc9e744fcf16ddc48198275052022-09-30 7:47:381 hr 50 mins ago 0x31b9fbd965397d697d2daa434ebd219ab878e49b 0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether
0x0c9e37a54b8966c12e0991bf89cb8964c16d82aca0ddefc9e744fcf16ddc48198275052022-09-30 7:47:381 hr 50 mins ago 0x31b9fbd965397d697d2daa434ebd219ab878e49b 0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether
0xb4ab7a514dfa0c81757870f540d514776b5a056e79d929ef46dcff0d467e14068274872022-09-30 7:03:052 hrs 35 mins ago 0x31b9fbd965397d697d2daa434ebd219ab878e49b 0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether
0xb4ab7a514dfa0c81757870f540d514776b5a056e79d929ef46dcff0d467e14068274872022-09-30 7:03:052 hrs 35 mins ago 0x31b9fbd965397d697d2daa434ebd219ab878e49b 0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether
0xb4ab7a514dfa0c81757870f540d514776b5a056e79d929ef46dcff0d467e14068274872022-09-30 7:03:052 hrs 35 mins ago 0xf5ffa0aabf101e651f6cf722031d4efedc835b67 0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether
0xb4ab7a514dfa0c81757870f540d514776b5a056e79d929ef46dcff0d467e14068274872022-09-30 7:03:052 hrs 35 mins ago 0x17c83e2b96acfb5190d63f5e46d93c107ec0b514 0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether
0xb4ab7a514dfa0c81757870f540d514776b5a056e79d929ef46dcff0d467e14068274872022-09-30 7:03:052 hrs 35 mins ago 0x17c83e2b96acfb5190d63f5e46d93c107ec0b514 0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether
0xb4ab7a514dfa0c81757870f540d514776b5a056e79d929ef46dcff0d467e14068274872022-09-30 7:03:052 hrs 35 mins ago 0xf5ffa0aabf101e651f6cf722031d4efedc835b67 0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether
0xb4ab7a514dfa0c81757870f540d514776b5a056e79d929ef46dcff0d467e14068274872022-09-30 7:03:052 hrs 35 mins ago 0x17c83e2b96acfb5190d63f5e46d93c107ec0b514 0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether
0xb4ab7a514dfa0c81757870f540d514776b5a056e79d929ef46dcff0d467e14068274872022-09-30 7:03:052 hrs 35 mins ago 0x17c83e2b96acfb5190d63f5e46d93c107ec0b514 0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether
0xb4ab7a514dfa0c81757870f540d514776b5a056e79d929ef46dcff0d467e14068274872022-09-30 7:03:052 hrs 35 mins ago 0x036f2f1c2a995cfa2df1f79942dee6cd4444472f 0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether
0xb4ab7a514dfa0c81757870f540d514776b5a056e79d929ef46dcff0d467e14068274872022-09-30 7:03:052 hrs 35 mins ago 0x036f2f1c2a995cfa2df1f79942dee6cd4444472f 0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether
0xb4ab7a514dfa0c81757870f540d514776b5a056e79d929ef46dcff0d467e14068274872022-09-30 7:03:052 hrs 35 mins ago 0x036f2f1c2a995cfa2df1f79942dee6cd4444472f 0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether
0xb4ab7a514dfa0c81757870f540d514776b5a056e79d929ef46dcff0d467e14068274872022-09-30 7:03:052 hrs 35 mins ago 0x036f2f1c2a995cfa2df1f79942dee6cd4444472f 0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether
0xb4ab7a514dfa0c81757870f540d514776b5a056e79d929ef46dcff0d467e14068274872022-09-30 7:03:052 hrs 35 mins ago 0x036f2f1c2a995cfa2df1f79942dee6cd4444472f 0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether
0xb4ab7a514dfa0c81757870f540d514776b5a056e79d929ef46dcff0d467e14068274872022-09-30 7:03:052 hrs 35 mins ago 0x31b9fbd965397d697d2daa434ebd219ab878e49b 0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether
0xb4ab7a514dfa0c81757870f540d514776b5a056e79d929ef46dcff0d467e14068274872022-09-30 7:03:052 hrs 35 mins ago 0x31b9fbd965397d697d2daa434ebd219ab878e49b 0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether
0xb4ab7a514dfa0c81757870f540d514776b5a056e79d929ef46dcff0d467e14068274872022-09-30 7:03:052 hrs 35 mins ago 0x31b9fbd965397d697d2daa434ebd219ab878e49b 0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether
0xb4ab7a514dfa0c81757870f540d514776b5a056e79d929ef46dcff0d467e14068274872022-09-30 7:03:052 hrs 35 mins ago 0x31b9fbd965397d697d2daa434ebd219ab878e49b 0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether
0x94a98d3fa394904dc982519d615f07ac3e3e691787da52c0bcac96ecd5b910db8274162022-09-30 3:58:395 hrs 39 mins ago 0x52b97d3f7b7cb0df32971b372f43da2f6c185160 0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether
0x94a98d3fa394904dc982519d615f07ac3e3e691787da52c0bcac96ecd5b910db8274162022-09-30 3:58:395 hrs 39 mins ago 0x17c83e2b96acfb5190d63f5e46d93c107ec0b514 0x5008f837883ea9a07271a1b5eb0658404f5a96100 Ether
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Contract Source Code Verified (Exact Match)

Contract Name:
OolongToken

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 bobascan.com on 2022-07-12
*/

// File: contracts/common/Context.sol

// SPDX-License-Identifier: GPL-3.0

pragma solidity 0.6.12;

/*
 * @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: contracts/common/IERC20.sol

pragma solidity 0.6.12;

/**
 * @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: contracts/common/SafeMath.sol

pragma solidity 0.6.12;

/**
 * @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: contracts/common/Address.sol

pragma solidity 0.6.12;

/**
 * @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) {
        // According to EIP-1052, 0x0 is the value returned for not-yet created accounts
        // and 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470 is returned
        // for accounts without code, i.e. `keccak256('')`
        bytes32 codehash;
        bytes32 accountHash = 0xc5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470;
        // solhint-disable-next-line no-inline-assembly
        assembly { codehash := extcodehash(account) }
        return (codehash != accountHash && codehash != 0x0);
    }

    /**
     * @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: contracts/common/ERC20.sol

pragma solidity 0.6.12;





/**
 * @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 is 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: contracts/common/Ownable.sol

pragma solidity 0.6.12;


/**
 * @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/token/OolongToken.sol

pragma solidity 0.6.12;



contract OolongToken is ERC20("OolongSwap Token", "OLO"), Ownable {
    /// @notice Creates `_amount` token to `_to`. Must only be called by the owner (OolongFarm).
    function mint(address _to, uint256 _amount) public onlyOwner {
      _mint(_to, _amount);
      _moveDelegates(address(0), _delegates[_to], _amount);
    }

    // Copied and modified from YAM code:
    // https://github.com/yam-finance/yam-protocol/blob/master/contracts/token/YAMGovernanceStorage.sol
    // https://github.com/yam-finance/yam-protocol/blob/master/contracts/token/YAMGovernance.sol
    // Which is copied and modified from COMPOUND:
    // https://github.com/compound-finance/compound-protocol/blob/master/contracts/Governance/Comp.sol

    /// @dev A record of each accounts delegate
    mapping (address => address) internal _delegates;

    /// @notice A checkpoint for marking number of votes from a given block
    struct Checkpoint {
        uint32 fromBlock;
        uint256 votes;
    }

    /// @notice A record of votes checkpoints for each account, by index
    mapping (address => mapping (uint32 => Checkpoint)) public checkpoints;

    /// @notice The number of checkpoints for each account
    mapping (address => uint32) public numCheckpoints;

    /// @notice The EIP-712 typehash for the contract's domain
    bytes32 public constant DOMAIN_TYPEHASH = keccak256("EIP712Domain(string name,uint256 chainId,address verifyingContract)");

    /// @notice The EIP-712 typehash for the delegation struct used by the contract
    bytes32 public constant DELEGATION_TYPEHASH = keccak256("Delegation(address delegatee,uint256 nonce,uint256 expiry)");

    /// @notice A record of states for signing / validating signatures
    mapping (address => uint) public nonces;

      /// @notice An event thats emitted when an account changes its delegate
    event DelegateChanged(address indexed delegator, address indexed fromDelegate, address indexed toDelegate);

    /// @notice An event thats emitted when a delegate account's vote balance changes
    event DelegateVotesChanged(address indexed delegate, uint previousBalance, uint newBalance);

    /**
     * @notice Delegate votes from `msg.sender` to `delegatee`
     * @param delegator The address to get delegatee for
     */
    function delegates(address delegator)
        external
        view
        returns (address)
    {
        return _delegates[delegator];
    }

   /**
    * @notice Delegate votes from `msg.sender` to `delegatee`
    * @param delegatee The address to delegate votes to
    */
    function delegate(address delegatee) external {
        return _delegate(msg.sender, delegatee);
    }

    /**
     * @notice Delegates votes from signatory to `delegatee`
     * @param delegatee The address to delegate votes to
     * @param nonce The contract state required to match the signature
     * @param expiry The time at which to expire the signature
     * @param v The recovery byte of the signature
     * @param r Half of the ECDSA signature pair
     * @param s Half of the ECDSA signature pair
     */
    function delegateBySig(
        address delegatee,
        uint nonce,
        uint expiry,
        uint8 v,
        bytes32 r,
        bytes32 s
    )
        external
    {
        bytes32 domainSeparator = keccak256(
            abi.encode(
                DOMAIN_TYPEHASH,
                keccak256(bytes(name())),
                getChainId(),
                address(this)
            )
        );

        bytes32 structHash = keccak256(
            abi.encode(
                DELEGATION_TYPEHASH,
                delegatee,
                nonce,
                expiry
            )
        );

        bytes32 digest = keccak256(
            abi.encodePacked(
                "\x19\x01",
                domainSeparator,
                structHash
            )
        );

        address signatory = ecrecover(digest, v, r, s);
        require(signatory != address(0), "OLO::delegateBySig: invalid signature");
        require(nonce == nonces[signatory]++, "OLO::delegateBySig: invalid nonce");
        require(now <= expiry, "OLO::delegateBySig: signature expired");
        return _delegate(signatory, delegatee);
    }

    /**
     * @notice Gets the current votes balance for `account`
     * @param account The address to get votes balance
     * @return The number of current votes for `account`
     */
    function getCurrentVotes(address account)
        external
        view
        returns (uint256)
    {
        uint32 nCheckpoints = numCheckpoints[account];
        return nCheckpoints > 0 ? checkpoints[account][nCheckpoints - 1].votes : 0;
    }

    /**
     * @notice Determine the prior number of votes for an account as of a block number
     * @dev Block number must be a finalized block or else this function will revert to prevent misinformation.
     * @param account The address of the account to check
     * @param blockNumber The block number to get the vote balance at
     * @return The number of votes the account had as of the given block
     */
    function getPriorVotes(address account, uint blockNumber)
        external
        view
        returns (uint256)
    {
        require(blockNumber < block.number, "OLO::getPriorVotes: not yet determined");

        uint32 nCheckpoints = numCheckpoints[account];
        if (nCheckpoints == 0) {
            return 0;
        }

        // First check most recent balance
        if (checkpoints[account][nCheckpoints - 1].fromBlock <= blockNumber) {
            return checkpoints[account][nCheckpoints - 1].votes;
        }

        // Next check implicit zero balance
        if (checkpoints[account][0].fromBlock > blockNumber) {
            return 0;
        }

        uint32 lower = 0;
        uint32 upper = nCheckpoints - 1;
        while (upper > lower) {
            uint32 center = upper - (upper - lower) / 2; // ceil, avoiding overflow
            Checkpoint memory cp = checkpoints[account][center];
            if (cp.fromBlock == blockNumber) {
                return cp.votes;
            } else if (cp.fromBlock < blockNumber) {
                lower = center;
            } else {
                upper = center - 1;
            }
        }
        return checkpoints[account][lower].votes;
    }

    function _delegate(address delegator, address delegatee)
        internal
    {
        address currentDelegate = _delegates[delegator];
        uint256 delegatorBalance = balanceOf(delegator); // balance of underlying OLOs (not scaled);
        _delegates[delegator] = delegatee;

        emit DelegateChanged(delegator, currentDelegate, delegatee);

        _moveDelegates(currentDelegate, delegatee, delegatorBalance);
    }

    function _moveDelegates(address srcRep, address dstRep, uint256 amount) internal {
        if (srcRep != dstRep && amount > 0) {
            if (srcRep != address(0)) {
                // decrease old representative
                uint32 srcRepNum = numCheckpoints[srcRep];
                uint256 srcRepOld = srcRepNum > 0 ? checkpoints[srcRep][srcRepNum - 1].votes : 0;
                uint256 srcRepNew = srcRepOld.sub(amount);
                _writeCheckpoint(srcRep, srcRepNum, srcRepOld, srcRepNew);
            }

            if (dstRep != address(0)) {
                // increase new representative
                uint32 dstRepNum = numCheckpoints[dstRep];
                uint256 dstRepOld = dstRepNum > 0 ? checkpoints[dstRep][dstRepNum - 1].votes : 0;
                uint256 dstRepNew = dstRepOld.add(amount);
                _writeCheckpoint(dstRep, dstRepNum, dstRepOld, dstRepNew);
            }
        }
    }

    function _writeCheckpoint(
        address delegatee,
        uint32 nCheckpoints,
        uint256 oldVotes,
        uint256 newVotes
    )
        internal
    {
        uint32 blockNumber = safe32(block.number, "OLO::_writeCheckpoint: block number exceeds 32 bits");

        if (nCheckpoints > 0 && checkpoints[delegatee][nCheckpoints - 1].fromBlock == blockNumber) {
            checkpoints[delegatee][nCheckpoints - 1].votes = newVotes;
        } else {
            checkpoints[delegatee][nCheckpoints] = Checkpoint(blockNumber, newVotes);
            numCheckpoints[delegatee] = nCheckpoints + 1;
        }

        emit DelegateVotesChanged(delegatee, oldVotes, newVotes);
    }

    function safe32(uint n, string memory errorMessage) internal pure returns (uint32) {
        require(n < 2**32, errorMessage);
        return uint32(n);
    }

    function getChainId() internal pure returns (uint) {
        uint256 chainId;
        assembly { chainId := chainid() }
        return chainId;
    }
}

Contract Security Audit

Contract ABI

[{"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":"delegator","type":"address"},{"indexed":true,"internalType":"address","name":"fromDelegate","type":"address"},{"indexed":true,"internalType":"address","name":"toDelegate","type":"address"}],"name":"DelegateChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"delegate","type":"address"},{"indexed":false,"internalType":"uint256","name":"previousBalance","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"newBalance","type":"uint256"}],"name":"DelegateVotesChanged","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":[],"name":"DELEGATION_TYPEHASH","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"DOMAIN_TYPEHASH","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","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":[{"internalType":"address","name":"","type":"address"},{"internalType":"uint32","name":"","type":"uint32"}],"name":"checkpoints","outputs":[{"internalType":"uint32","name":"fromBlock","type":"uint32"},{"internalType":"uint256","name":"votes","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":"delegatee","type":"address"}],"name":"delegate","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"delegatee","type":"address"},{"internalType":"uint256","name":"nonce","type":"uint256"},{"internalType":"uint256","name":"expiry","type":"uint256"},{"internalType":"uint8","name":"v","type":"uint8"},{"internalType":"bytes32","name":"r","type":"bytes32"},{"internalType":"bytes32","name":"s","type":"bytes32"}],"name":"delegateBySig","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"delegator","type":"address"}],"name":"delegates","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"getCurrentVotes","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"blockNumber","type":"uint256"}],"name":"getPriorVotes","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","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":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"nonces","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"numCheckpoints","outputs":[{"internalType":"uint32","name":"","type":"uint32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","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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Swarm Source

ipfs://d9a22a0f4fb0e2088f8a31c3c5da5ecf4c0b947b9f38558b721d01154d057304
Block Transaction Difficulty Gas Used Reward
Block Uncle Number Difficulty Gas Used Reward
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