Contract 0xa1faa113cbe53436df28ff0aee54275c13b40975 6

 

Contract Overview

Alpha Finance Lab: ALPHA Token
Balance:
0 BNB

BNB Value:
$0.00

Token:
 
Txn Hash Method
Block
From
To
Value [Txn Fee]
0x00cf77e7f0c79711817e4b47f675333bdebd96f67e8d4e61a7b4c781eddd5cc9Transfer112193652021-09-25 10:06:4322 mins agoBinance: Hot Wallet 7 IN  Alpha Finance Lab: ALPHA Token0 BNB0.00036213
0x399fdd4fdfa3e04529a168f5f320d2fc6bfb8a60f65d79b1fafffca132fa55d8Transfer112191512021-09-25 9:56:0132 mins ago0x39a18ef9ccfe20064c3cd1da7e35a6a2a8e65605 IN  Alpha Finance Lab: ALPHA Token0 BNB0.000180945
0x96e662c07fd4f21c04561259b86b8e14990727a88c1fed05efc5f3acee041b8eTransfer112191452021-09-25 9:55:4333 mins agoBinance: Hot Wallet 6 IN  Alpha Finance Lab: ALPHA Token0 BNB0.00036201
0x12277a2c664a9c1f0a5c9dbd59de2f6b00c6b38d42c1ab9cab1e0652a6cb0406Transfer112190922021-09-25 9:53:0435 mins agoBinance: Hot Wallet 7 IN  Alpha Finance Lab: ALPHA Token0 BNB0.00051189
0x70becf3bf17edf6d0f81eb52b01e382cd54b5be1466781a5212f3924df162cc2Approve112190662021-09-25 9:51:4636 mins ago0x8c6cef312ffee3f79f2bc90fd915f96c4605a607 IN  Alpha Finance Lab: ALPHA Token0 BNB0.00022203
0xeb3804c0ee47d169eb6c4e2828cb36e654142688e0b3d71b66e0f548a6054cfeApprove112185582021-09-25 9:26:221 hr 2 mins ago0xced747ed3f2b0d6f3ba6c68fb1b2d927bb6492e8 IN  Alpha Finance Lab: ALPHA Token0 BNB0.00022203
0x0e4a09fb432e7dbbb5a681ebcdc50f60df1096cae9465a74adde1c844124c5faTransfer112180342021-09-25 9:00:101 hr 28 mins ago0x629a5386c7ff7c7798be536ec5b844d8f0593279 IN  Alpha Finance Lab: ALPHA Token0 BNB0.000106065
0x7f73fafb4c0cb8c96306f3a8f10c1a4af0a08ab311e1721db78baa12ff2a174cTransfer112175382021-09-25 8:35:161 hr 53 mins agoBinance: Hot Wallet 6 IN  Alpha Finance Lab: ALPHA Token0 BNB0.00036201
0x3757a1566a70a073d03f99f1bfc3669062f30b585e14d93da6da6b040345bc70Transfer112175072021-09-25 8:33:431 hr 55 mins agoBinance: Hot Wallet 7 IN  Alpha Finance Lab: ALPHA Token0 BNB0.00036201
0x7fa4c18a7fd2dd81d0df80f981708bb4dee6069ff3a1b991cbf1770fb79a9b79Transfer112173072021-09-25 8:23:422 hrs 5 mins ago0xbb01bc0f58b037e1e6d3f08852418dc5c3802bf4 IN  Alpha Finance Lab: ALPHA Token0 BNB0.00021225
0x7b52381f6da2061f9d608867f42f83aceb27c86dab48eed51477d688bd4f9a6bApprove112171362021-09-25 8:15:092 hrs 13 mins ago0x4f80d07d020776ed76b76cde54b8ea4a8d995e61 IN  Alpha Finance Lab: ALPHA Token0 BNB0.00022203
0xb89a7909116fbb9c9d0be03229d326319342cce5109683b40f5a334c69aef7d6Transfer112166922021-09-25 7:52:232 hrs 36 mins ago0xdf117957db2d39e7f5933508bd2fa9d7845667d7 IN  Alpha Finance Lab: ALPHA Token0 BNB0.000256005
0x890a7cd38ccc62f07da3731827596e1a0da99c110e55562514246ca4d1adc8beApprove112166492021-09-25 7:50:142 hrs 38 mins ago0xf946f4cccf7e3d3c4ee5e52f716e1d25983d5f70 IN  Alpha Finance Lab: ALPHA Token0 BNB0.00022203
0x1899669943f7cbe7914a42cc302a60ee239283457e62f22db1e4e5c019075f05Approve112162962021-09-25 7:32:342 hrs 56 mins ago0xa11494544d9d17a3ee1cba0bd2b4869780da83c2 IN  Alpha Finance Lab: ALPHA Token0 BNB0.00022203
0xb329cee77606c4386b3fb7b9a5116f9a9a56a8a65f093554b462c9d498354efeApprove112158912021-09-25 7:12:193 hrs 16 mins ago0xdafa38fb44226523fa25202bbf495e390180c131 IN  Alpha Finance Lab: ALPHA Token0 BNB0.00022203
0x1028454fec8021cc9d64078f9d6290770797ad0dcd6e4b28b27f5c2c2cf1aeebApprove112153092021-09-25 6:43:133 hrs 45 mins ago0xba166bffa301858bf1804d132d6373389769c661 IN  Alpha Finance Lab: ALPHA Token0 BNB0.00022203
0xa08e78da814342e8424e9d81de63bc1198c2f4f4a01570212b84a646ddf2f5bdTransfer112151342021-09-25 6:34:283 hrs 54 mins ago0xcbd55b7ac622955fab2f02646b2ce241440a3592 IN  Alpha Finance Lab: ALPHA Token0 BNB0.000181065
0x5d8d47c52bab3e3d7de0aa7728429bbb9cde6651b629b208ee2368c58884f60eTransfer112150482021-09-25 6:30:103 hrs 58 mins ago0xded7b57b1dad6ba77599902eb2005368832e9976 IN  Alpha Finance Lab: ALPHA Token0 BNB0.000106125
0x3413f570650f799c1ca6b291a293765ab5fb6de18200365cf916e5dc962bf14eApprove112148182021-09-25 6:18:384 hrs 10 mins ago0x3cddff463a2955a5634237dea75503fade7f4d62 IN  Alpha Finance Lab: ALPHA Token0 BNB0.00022053
0x44f0e248ff87beff6ddcb8493b11c35042e70f1db9089f26718bfd4cd80afc22Approve112141482021-09-25 5:44:244 hrs 44 mins ago0xd22ec6c3712423dc9fa904942758f1482987173a IN  Alpha Finance Lab: ALPHA Token0 BNB0.00022203
0xf448c34db01ff0cee9bcdd39637aaf866c686ab264aa65986aae2be4347e51feTransfer112140762021-09-25 5:40:484 hrs 47 mins agoBinance: Hot Wallet 6 IN  Alpha Finance Lab: ALPHA Token0 BNB0.00051201
0xd51e79defae62299ee9c2da9470c814114cf1d73d5d2fa54d5fc849d8d942a12Transfer112140242021-09-25 5:38:124 hrs 50 mins ago0xbe3ac29e3d33bfab4ecc3199c649ba78f01ce143 IN  Alpha Finance Lab: ALPHA Token0 BNB0.000181005
0xb807e08572ef8f731117c9e2e76e04ca8889d9e6d7e60cbb9781d84cc99af684Approve112129702021-09-25 4:45:275 hrs 43 mins ago0x5d4d0fa209d406b3fd2bd5f4e17cfc4bc033a374 IN  Alpha Finance Lab: ALPHA Token0 BNB0.000264708
0x707e8b130c76d16343be5c6bceafee65c68271899731f54474876660f74c9887Transfer112129022021-09-25 4:41:465 hrs 46 mins ago0xc7d4f5a9a9c76ad475f9329dae6deb99904c64d4 IN  Alpha Finance Lab: ALPHA Token0 BNB0.00012735
0x9d584ea479b7559daf39c3dd8c3eb94ed9bfdc906f24493d31925e3b80d1070cTransfer112119792021-09-25 3:55:346 hrs 33 mins ago0xfb5979f80e53a4816db97973e0efe3eaa74eaad5 IN  Alpha Finance Lab: ALPHA Token0 BNB0.000256005
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OVERVIEW

Alpha Finance Lab is an ecosystem of DeFi products and focused on building an ecosystem of automated yield-maximizing Alpha products that interoperate to bring optimal alpha to users on a cross-chain level.

Latest 25 internal transaction
Parent Txn Hash Block From To Value
0xe293a4b9060b5b44f57c8aeeccef85b566b10590309311db1ab789fc706090f454713042021-03-07 11:58:09201 days 22 hrs ago 0xc2e7fc53503eb419c8078d56895cb598c71177dd Alpha Finance Lab: ALPHA Token0 BNB
0xe293a4b9060b5b44f57c8aeeccef85b566b10590309311db1ab789fc706090f454713042021-03-07 11:58:09201 days 22 hrs ago Cream.Finance: crALPHA Token Alpha Finance Lab: ALPHA Token0 BNB
0xf810ed6de15154be554ee7050b11c3c4a3e1b9f8c3e6e5de32359e17390d595754713022021-03-07 11:58:03201 days 22 hrs ago 0xc2e7fc53503eb419c8078d56895cb598c71177dd Alpha Finance Lab: ALPHA Token0 BNB
0xf810ed6de15154be554ee7050b11c3c4a3e1b9f8c3e6e5de32359e17390d595754713022021-03-07 11:58:03201 days 22 hrs ago Cream.Finance: crALPHA Token Alpha Finance Lab: ALPHA Token0 BNB
0x51c3ef1217ec1041c491fd2a06a5afeabde7b6c848bc7736fad915555c0f29b454712682021-03-07 11:56:21201 days 22 hrs ago 0xc2e7fc53503eb419c8078d56895cb598c71177dd Alpha Finance Lab: ALPHA Token0 BNB
0x51c3ef1217ec1041c491fd2a06a5afeabde7b6c848bc7736fad915555c0f29b454712682021-03-07 11:56:21201 days 22 hrs ago Cream.Finance: crALPHA Token Alpha Finance Lab: ALPHA Token0 BNB
0x4722ac01517355aec2979037f648117d5a6c8db8a22e8421abd4a0b8b33efabb54712502021-03-07 11:55:27201 days 22 hrs ago PancakeSwap: Router Alpha Finance Lab: ALPHA Token0 BNB
0x4722ac01517355aec2979037f648117d5a6c8db8a22e8421abd4a0b8b33efabb54712502021-03-07 11:55:27201 days 22 hrs ago PancakeSwap: ALPHA Alpha Finance Lab: ALPHA Token0 BNB
0x4722ac01517355aec2979037f648117d5a6c8db8a22e8421abd4a0b8b33efabb54712502021-03-07 11:55:27201 days 22 hrs ago PancakeSwap: ALPHA Alpha Finance Lab: ALPHA Token0 BNB
0x4722ac01517355aec2979037f648117d5a6c8db8a22e8421abd4a0b8b33efabb54712502021-03-07 11:55:27201 days 22 hrs ago PancakeSwap: ALPHA Alpha Finance Lab: ALPHA Token0 BNB
0x2d2f09a4121b0578e62215fa9c5aa7aaa7ff41e08f1bb9c8aec1c38afe97123954711622021-03-07 11:51:03201 days 22 hrs ago 0xc2e7fc53503eb419c8078d56895cb598c71177dd Alpha Finance Lab: ALPHA Token0 BNB
0x2d2f09a4121b0578e62215fa9c5aa7aaa7ff41e08f1bb9c8aec1c38afe97123954711622021-03-07 11:51:03201 days 22 hrs ago Cream.Finance: crALPHA Token Alpha Finance Lab: ALPHA Token0 BNB
0x0cd57e8038c8c23dd584a8cfa9312702a1232dfe64259f926f7b7bc059e9bb9654711262021-03-07 11:49:15201 days 22 hrs ago 0xc2e7fc53503eb419c8078d56895cb598c71177dd Alpha Finance Lab: ALPHA Token0 BNB
0x0cd57e8038c8c23dd584a8cfa9312702a1232dfe64259f926f7b7bc059e9bb9654711262021-03-07 11:49:15201 days 22 hrs ago Cream.Finance: crALPHA Token Alpha Finance Lab: ALPHA Token0 BNB
0xe9519b0ff92caf9f559df90c762ad2ca5d90bc8a4b7cbca7e033461a9908422d54711072021-03-07 11:48:18201 days 22 hrs ago 0xc2e7fc53503eb419c8078d56895cb598c71177dd Alpha Finance Lab: ALPHA Token0 BNB
0xe9519b0ff92caf9f559df90c762ad2ca5d90bc8a4b7cbca7e033461a9908422d54711072021-03-07 11:48:18201 days 22 hrs ago Cream.Finance: crALPHA Token Alpha Finance Lab: ALPHA Token0 BNB
0xdb0b7122f978ecdc4cbdb3bf5844a8b9aa73ebce56fe20fa1feacbfcfa1d31db54710582021-03-07 11:45:51201 days 22 hrs ago PancakeSwap: ALPHA Alpha Finance Lab: ALPHA Token0 BNB
0xdb0b7122f978ecdc4cbdb3bf5844a8b9aa73ebce56fe20fa1feacbfcfa1d31db54710582021-03-07 11:45:51201 days 22 hrs ago PancakeSwap: Router Alpha Finance Lab: ALPHA Token0 BNB
0xd7c0fb66e2c25b0e82f63cbc0868bca6bb9d757489593de7206832c6b699d1ff54710492021-03-07 11:45:24201 days 22 hrs ago PancakeSwap: ALPHA Alpha Finance Lab: ALPHA Token0 BNB
0xd7c0fb66e2c25b0e82f63cbc0868bca6bb9d757489593de7206832c6b699d1ff54710492021-03-07 11:45:24201 days 22 hrs ago PancakeSwap: Router Alpha Finance Lab: ALPHA Token0 BNB
0xf3d815a82ec0b4d27029bb7958c46ebb2532d5ebf92632e0bee2b408125d878b54709822021-03-07 11:42:03201 days 22 hrs ago 0x9879ad9bc4bb3450f50104ac45f1ee18c3701b38 Alpha Finance Lab: ALPHA Token0 BNB
0xf3d815a82ec0b4d27029bb7958c46ebb2532d5ebf92632e0bee2b408125d878b54709822021-03-07 11:42:03201 days 22 hrs ago 0x9879ad9bc4bb3450f50104ac45f1ee18c3701b38 Alpha Finance Lab: ALPHA Token0 BNB
0x6371682b041735bf565576a83ba8602f672932de5ef669301a25ec1a9308ef4554709192021-03-07 11:38:54201 days 22 hrs ago 0xc2e7fc53503eb419c8078d56895cb598c71177dd Alpha Finance Lab: ALPHA Token0 BNB
0x6371682b041735bf565576a83ba8602f672932de5ef669301a25ec1a9308ef4554709192021-03-07 11:38:54201 days 22 hrs ago Cream.Finance: crALPHA Token Alpha Finance Lab: ALPHA Token0 BNB
0x71383925bfd38ccb9dd1a78480d4ddc6f228d60bc13f623a57058d54e6dfc1e554709132021-03-07 11:38:36201 days 22 hrs ago PancakeSwap: ALPHA Alpha Finance Lab: ALPHA Token0 BNB
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Contract Source Code Verified (Exact Match)

Contract Name:
AlphaToken

Compiler Version
v0.6.11+commit.5ef660b1

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion, Apache-2.0 license

Contract Source Code (Solidity)

/**
 *Submitted for verification at BscScan.com on 2020-09-27
*/

// 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/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: @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) {
        // 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: @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 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/distribution/AlphaToken.sol

pragma solidity 0.6.11;



/**
 * @title Alpha token contract
 * @notice Implements Alpha token contract
 * @author Alpha Finance Lab
 */
contract AlphaToken is ERC20("AlphaToken", "ALPHA"), Ownable {
    function getOwner() public view returns (address) {
        return owner();
    }

    function mint(uint256 _value) public onlyOwner {
        _mint(msg.sender, _value);
    }

    function burn(uint256 _value) public onlyOwner {
        _burn(msg.sender, _value);
    }
}

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":"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":"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":"uint256","name":"_value","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","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":[],"name":"getOwner","outputs":[{"internalType":"address","name":"","type":"address"}],"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":"uint256","name":"_value","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","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":[],"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://f4b79f02646411fdd6f84193572145cfeed82c7a66fadb6d5e2ee5f8b6d27134
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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