Contract 0x0cF713b11C9b986EC40D65bD4F7fbd50F6ff2d64

 
Txn Hash
Method
Block
From
To
Value
0x501c3572b3f77dc91c97eff663a824a8d043b1fef0c301fa18ca4196cc0cbf5cBurn61705252018-08-18 16:38:171457 days 7 hrs ago0x4f5adcaf8aae02ed9786754d257cbb149fc9e091 IN  0x0cf713b11c9b986ec40d65bd4f7fbd50f6ff2d640 Ether0.‍000076242.‍22
0x987f33483f24eeb559d0b127f4d62ca159ab7080a9c11f37ce039d0649365390Transfer61071752018-08-07 23:20:141468 days 36 mins ago0x4f5adcaf8aae02ed9786754d257cbb149fc9e091 IN  0x0cf713b11c9b986ec40d65bd4f7fbd50f6ff2d640 Ether0.‍000142.‍8
0x8702abde5cdb1b12e99bd07a41fc4460042ac1af2398921e8f4e031d83c79652Approve61070462018-08-07 22:45:491468 days 1 hr ago0x4f5adcaf8aae02ed9786754d257cbb149fc9e091 IN  0x0cf713b11c9b986ec40d65bd4f7fbd50f6ff2d640 Ether0.‍000126882.‍8
0x3ccad8b190ff934945d481c7115a35050287ff33471c56f179a3e3078e539267Approve61069992018-08-07 22:33:491468 days 1 hr ago0x4f5adcaf8aae02ed9786754d257cbb149fc9e091 IN  0x0cf713b11c9b986ec40d65bd4f7fbd50f6ff2d640 Ether0.‍00010142.‍6
0x65a87655ef429847df256da96aa3e87ebcfda19342898055ea2f4f2d013bcc46Transfer60461912018-07-28 16:35:271478 days 7 hrs ago0x4f5adcaf8aae02ed9786754d257cbb149fc9e091 IN  0x0cf713b11c9b986ec40d65bd4f7fbd50f6ff2d640 Ether0.‍000053541.‍01
0x7e5ae5e58bacf305f9e3972709dad23a9fccfabf7e6b8c27ac5228a157d8a6daTransfer60461792018-07-28 16:32:191478 days 7 hrs ago0x4f5adcaf8aae02ed9786754d257cbb149fc9e091 IN  0x0cf713b11c9b986ec40d65bd4f7fbd50f6ff2d640 Ether0.‍000053541.‍01
0x4d85d67bbf2d746e5c51dcb603c56045254f4740af7046d53514bffdd48c79c7Transfer60452932018-07-28 12:55:141478 days 11 hrs ago0x4f5adcaf8aae02ed9786754d257cbb149fc9e091 IN  0x0cf713b11c9b986ec40d65bd4f7fbd50f6ff2d640 Ether0.‍00009242.‍4
0x8e197c743b1d373eb7c576b157c5e0890297e9c86c24799d87eb9f2f9ad3332bTransfer60452862018-07-28 12:53:471478 days 11 hrs ago0x4f5adcaf8aae02ed9786754d257cbb149fc9e091 IN  0x0cf713b11c9b986ec40d65bd4f7fbd50f6ff2d640 Ether0.‍000095642.‍4
0xf6f0cfb8507d27a60013c7b9a9dd0b85bf25352ecb22f838572de72c543e6a37Transfer59803202018-07-17 11:32:061489 days 12 hrs ago0x5d87a40f1dd80d5aec48796220d24bbf4100f0b2 IN  0x0cf713b11c9b986ec40d65bd4f7fbd50f6ff2d640 Ether0.‍000113853
0x73f53544ec9c408d4c6ae73acfd91656fa9850cb60a285dbea1fc884ade970beTransfer58688372018-06-28 11:27:101508 days 12 hrs ago0x209f2509b0b7286d4e5ba826043547e3ea5224a0 IN  0x0cf713b11c9b986ec40d65bd4f7fbd50f6ff2d640 Ether0.‍000045772
0x78fe5df06bd8e95710f4ae190a375fd80b2173d8e0139336d23175b33b01bd0aTransfer58115782018-06-18 15:28:231518 days 8 hrs ago0x4f5adcaf8aae02ed9786754d257cbb149fc9e091 IN  0x0cf713b11c9b986ec40d65bd4f7fbd50f6ff2d640 Ether0.‍000105772
0x1f3c6318c079c47de4635d5673b9fb3039a09f6eb3a0cf7b6d45cd2c02e6b952Transfer58115312018-06-18 15:17:371518 days 8 hrs ago0x4f5adcaf8aae02ed9786754d257cbb149fc9e091 IN  0x0cf713b11c9b986ec40d65bd4f7fbd50f6ff2d640 Ether0.‍000041351.‍1
0xe97157afe46ad3403430746533b3014c5c85f36744f0f68b4caa72666bbbf5eeTransfer58103932018-06-18 10:43:331518 days 13 hrs ago0x5d87a40f1dd80d5aec48796220d24bbf4100f0b2 IN  0x0cf713b11c9b986ec40d65bd4f7fbd50f6ff2d640 Ether0.‍00007592
0x57fffb20c454bcb1bc727dec329bd629cfad6ed49f17fd5a7b03a8b0110198e6Transfer58061072018-06-17 17:28:141519 days 6 hrs ago0x4f5adcaf8aae02ed9786754d257cbb149fc9e091 IN  0x0cf713b11c9b986ec40d65bd4f7fbd50f6ff2d640 Ether0.‍000137832.‍6
0x0b5004ba8fd19a51eac3729e5e95c9d45a7bc603106bd62c94f5a7e596f0d219Transfer58061042018-06-17 17:26:491519 days 6 hrs ago0x4f5adcaf8aae02ed9786754d257cbb149fc9e091 IN  0x0cf713b11c9b986ec40d65bd4f7fbd50f6ff2d640 Ether0.‍000137672.‍6
0x9bcf93877d8fb0880f80370f197873ff3f53fa175e3d7a00d45fef54e5f036f6Transfer57617482018-06-10 0:23:251526 days 23 hrs ago0x4f5adcaf8aae02ed9786754d257cbb149fc9e091 IN  0x0cf713b11c9b986ec40d65bd4f7fbd50f6ff2d640 Ether0.‍000126922.‍4
0xd7d0bdd42e7a583db545a73713f50dbf02da864060dfd09cc7953d1ec406d002Transfer57617462018-06-10 0:22:411526 days 23 hrs ago0x4f5adcaf8aae02ed9786754d257cbb149fc9e091 IN  0x0cf713b11c9b986ec40d65bd4f7fbd50f6ff2d640 Ether0.‍000126922.‍4
0xa2a1245f339a2a98ca39c623a6dd5745cad0e7a765e8c80155dbffd6ecaf2955Transfer57617442018-06-10 0:22:221526 days 23 hrs ago0x4f5adcaf8aae02ed9786754d257cbb149fc9e091 IN  0x0cf713b11c9b986ec40d65bd4f7fbd50f6ff2d640 Ether0.‍000126922.‍4
0x7e3944b0bde37e41f00e03cab26f946ab81fe5da42f8c8a85573dd8f0de20724Transfer57617422018-06-10 0:22:131526 days 23 hrs ago0x4f5adcaf8aae02ed9786754d257cbb149fc9e091 IN  0x0cf713b11c9b986ec40d65bd4f7fbd50f6ff2d640 Ether0.‍000127082.‍4
0xbf424970b11298fdd8fbbf9125438d693a2d55806a450f52f10cb0aed2b4b87bTransfer57617392018-06-10 0:21:211526 days 23 hrs ago0x4f5adcaf8aae02ed9786754d257cbb149fc9e091 IN  0x0cf713b11c9b986ec40d65bd4f7fbd50f6ff2d640 Ether0.‍000127082.‍4
0x2b500fc9500c12f8f85b316248745a522a6742891e4359a6f18ba5c5e6266a30Transfer57617262018-06-10 0:18:201526 days 23 hrs ago0x4f5adcaf8aae02ed9786754d257cbb149fc9e091 IN  0x0cf713b11c9b986ec40d65bd4f7fbd50f6ff2d640 Ether0.‍000127082.‍4
0x854653de33363a122e37399cb0e1ed9574f61dd756fedf455de5ce43c8894571Transfer57617172018-06-10 0:15:521526 days 23 hrs ago0x4f5adcaf8aae02ed9786754d257cbb149fc9e091 IN  0x0cf713b11c9b986ec40d65bd4f7fbd50f6ff2d640 Ether0.‍000116352.‍2
0xc2f925975e4a2c3867c551c58cddc911e18cde52196b3a88c47b5125a4477a4fApprove54351492018-04-13 20:49:571584 days 3 hrs ago0x4f5adcaf8aae02ed9786754d257cbb149fc9e091 IN  0x0cf713b11c9b986ec40d65bd4f7fbd50f6ff2d640 Ether0.‍000174864
0x636e6d2c65e166eef52942df84744d0ea3dc782d931b21592f6ce75e65f37940Approve54179772018-04-10 23:14:591587 days 42 mins ago0x4f5adcaf8aae02ed9786754d257cbb149fc9e091 IN  0x0cf713b11c9b986ec40d65bd4f7fbd50f6ff2d640 Ether0.‍000087562
0x8ff20698218a16f96cdae93ae72cfca0baf78e727f3bf6b32ab604c5c4176079Transfer54154122018-04-10 12:54:291587 days 11 hrs ago0x4f5adcaf8aae02ed9786754d257cbb149fc9e091 IN  0x0cf713b11c9b986ec40d65bd4f7fbd50f6ff2d640 Ether0.‍000212064
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Contract Source Code Verified (Exact Match)

Contract Name:
TokenERC20

Compiler Version
v0.4.21+commit.dfe3193c

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion
/**
 *Submitted for verification at Etherscan.io on 2018-04-12
*/

pragma solidity ^0.4.21;

interface tokenRecipient { function receiveApproval(address _from, uint256 _value, address _token, bytes _extraData) external; }

contract TokenERC20 {
    // Public variables of the token
    string public name;
    string public symbol;
    uint8 public decimals = 18;
    // 18 decimals is the strongly suggested default, avoid changing it
    uint256 public totalSupply;

    // This creates an array with all balances
    mapping (address => uint256) public balanceOf;
    mapping (address => mapping (address => uint256)) public allowance;

    // This generates a public event on the blockchain that will notify clients
    event Transfer(address indexed from, address indexed to, uint256 value);

    // This notifies clients about the amount burnt
    event Burn(address indexed from, uint256 value);

    /**
     * Constructor function
     *
     * Initializes contract with initial supply tokens to the creator of the contract
     */
    function TokenERC20(
        uint256 initialSupply,
        string tokenName,
        string tokenSymbol
    ) public {
        totalSupply = initialSupply * 10 ** uint256(decimals);  // Update total supply with the decimal amount
        balanceOf[msg.sender] = totalSupply;                // Give the creator all initial tokens
        name = tokenName;                                   // Set the name for display purposes
        symbol = tokenSymbol;                               // Set the symbol for display purposes
    }

    /**
     * Internal transfer, only can be called by this contract
     */
    function _transfer(address _from, address _to, uint _value) internal {
        // Prevent transfer to 0x0 address. Use burn() instead
        require(_to != 0x0);
        // Check if the sender has enough
        require(balanceOf[_from] >= _value);
        // Check for overflows
        require(balanceOf[_to] + _value >= balanceOf[_to]);
        // Save this for an assertion in the future
        uint previousBalances = balanceOf[_from] + balanceOf[_to];
        // Subtract from the sender
        balanceOf[_from] -= _value;
        // Add the same to the recipient
        balanceOf[_to] += _value;
        emit Transfer(_from, _to, _value);
        // Asserts are used to use static analysis to find bugs in your code. They should never fail
        assert(balanceOf[_from] + balanceOf[_to] == previousBalances);
    }

    /**
     * Transfer tokens
     *
     * Send `_value` tokens to `_to` from your account
     *
     * @param _to The address of the recipient
     * @param _value the amount to send
     */
    function transfer(address _to, uint256 _value) public {
        _transfer(msg.sender, _to, _value);
    }

    /**
     * Transfer tokens from other address
     *
     * Send `_value` tokens to `_to` on behalf of `_from`
     *
     * @param _from The address of the sender
     * @param _to The address of the recipient
     * @param _value the amount to send
     */
    function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) {
        require(_value <= allowance[_from][msg.sender]);     // Check allowance
        allowance[_from][msg.sender] -= _value;
        _transfer(_from, _to, _value);
        return true;
    }

    /**
     * Set allowance for other address
     *
     * Allows `_spender` to spend no more than `_value` tokens on your behalf
     *
     * @param _spender The address authorized to spend
     * @param _value the max amount they can spend
     */
    function approve(address _spender, uint256 _value) public
        returns (bool success) {
        allowance[msg.sender][_spender] = _value;
        return true;
    }

    /**
     * Set allowance for other address and notify
     *
     * Allows `_spender` to spend no more than `_value` tokens on your behalf, and then ping the contract about it
     *
     * @param _spender The address authorized to spend
     * @param _value the max amount they can spend
     * @param _extraData some extra information to send to the approved contract
     */
    function approveAndCall(address _spender, uint256 _value, bytes _extraData)
        public
        returns (bool success) {
        tokenRecipient spender = tokenRecipient(_spender);
        if (approve(_spender, _value)) {
            spender.receiveApproval(msg.sender, _value, this, _extraData);
            return true;
        }
    }

    /**
     * Destroy tokens
     *
     * Remove `_value` tokens from the system irreversibly
     *
     * @param _value the amount of money to burn
     */
    function burn(uint256 _value) public returns (bool success) {
        require(balanceOf[msg.sender] >= _value);   // Check if the sender has enough
        balanceOf[msg.sender] -= _value;            // Subtract from the sender
        totalSupply -= _value;                      // Updates totalSupply
        emit Burn(msg.sender, _value);
        return true;
    }

    /**
     * Destroy tokens from other account
     *
     * Remove `_value` tokens from the system irreversibly on behalf of `_from`.
     *
     * @param _from the address of the sender
     * @param _value the amount of money to burn
     */
    function burnFrom(address _from, uint256 _value) public returns (bool success) {
        require(balanceOf[_from] >= _value);                // Check if the targeted balance is enough
        require(_value <= allowance[_from][msg.sender]);    // Check allowance
        balanceOf[_from] -= _value;                         // Subtract from the targeted balance
        allowance[_from][msg.sender] -= _value;             // Subtract from the sender's allowance
        totalSupply -= _value;                              // Update totalSupply
        emit Burn(_from, _value);
        return true;
    }
}

Contract Security Audit

Contract ABI

[{"constant":true,"inputs":[],"name":"name","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_value","type":"uint256"}],"name":"approve","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"totalSupply","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_from","type":"address"},{"name":"_to","type":"address"},{"name":"_value","type":"uint256"}],"name":"transferFrom","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"decimals","outputs":[{"name":"","type":"uint8"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_value","type":"uint256"}],"name":"burn","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"","type":"address"}],"name":"balanceOf","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_from","type":"address"},{"name":"_value","type":"uint256"}],"name":"burnFrom","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"symbol","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_to","type":"address"},{"name":"_value","type":"uint256"}],"name":"transfer","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_value","type":"uint256"},{"name":"_extraData","type":"bytes"}],"name":"approveAndCall","outputs":[{"name":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"","type":"address"},{"name":"","type":"address"}],"name":"allowance","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"inputs":[{"name":"initialSupply","type":"uint256"},{"name":"tokenName","type":"string"},{"name":"tokenSymbol","type":"string"}],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"name":"from","type":"address"},{"indexed":true,"name":"to","type":"address"},{"indexed":false,"name":"value","type":"uint256"}],"name":"Transfer","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"from","type":"address"},{"indexed":false,"name":"value","type":"uint256"}],"name":"Burn","type":"event"}]

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

00000000000000000000000000000000000000000000152d02c7e14af6800000000000000000000000000000000000000000000000000000000000000000006000000000000000000000000000000000000000000000000000000000000000a0000000000000000000000000000000000000000000000000000000000000000b495354333420546f6b656e00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000054953543334000000000000000000000000000000000000000000000000000000

-----Decoded View---------------
Arg [0] : initialSupply (uint256): 100000000000000000000000
Arg [1] : tokenName (string): IST34 Token
Arg [2] : tokenSymbol (string): IST34

-----Encoded View---------------
7 Constructor Arguments found :
Arg [0] : 00000000000000000000000000000000000000000000152d02c7e14af6800000
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000060
Arg [2] : 00000000000000000000000000000000000000000000000000000000000000a0
Arg [3] : 000000000000000000000000000000000000000000000000000000000000000b
Arg [4] : 495354333420546f6b656e000000000000000000000000000000000000000000
Arg [5] : 0000000000000000000000000000000000000000000000000000000000000005
Arg [6] : 4953543334000000000000000000000000000000000000000000000000000000


Swarm Source

bzzr://b7a593a26b4d17757b9e9246dbeba54575f4fe4b93dfb4f32e55ad60d08402b7
Block Transaction Difficulty Gas Used Reward
Block Uncle Number Difficulty Gas Used Reward
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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.