ETH Price: $3,579.70 (+0.52%)
Gas: 12 Gwei

Contract

0xA86a0Da9D05d0771955DF05B44Ca120661aF16DE
 

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Private Name Tags

TokenTracker

OTCBTC Token (OTB) (@$0.0019)

Multichain Info

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Method
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Value
Transfer198229262024-05-08 4:21:2343 days ago1715142083IN
0xA86a0Da9...661aF16DE
0 ETH0.000184183.54439359
Transfer196314042024-04-11 9:11:3569 days ago1712826695IN
0xA86a0Da9...661aF16DE
0 ETH0.0010510420.22631664
Transfer194197432024-03-12 14:57:5999 days ago1710255479IN
0xA86a0Da9...661aF16DE
0 ETH0.0040002876.99962931
Transfer194173952024-03-12 7:05:3599 days ago1710227135IN
0xA86a0Da9...661aF16DE
0 ETH0.0025531849.12239368
Transfer194023562024-03-10 4:37:47102 days ago1710045467IN
0xA86a0Da9...661aF16DE
0 ETH0.0025401248.87109038
Transfer193881182024-03-08 4:39:11104 days ago1709872751IN
0xA86a0Da9...661aF16DE
0 ETH0.0025735849.52628719
Transfer193731162024-03-06 2:21:59106 days ago1709691719IN
0xA86a0Da9...661aF16DE
0 ETH0.0030332658.37241132
Transfer193687522024-03-05 11:45:47106 days ago1709639147IN
0xA86a0Da9...661aF16DE
0 ETH0.0031729661.07491661
Transfer193178372024-02-27 8:56:23113 days ago1709024183IN
0xA86a0Da9...661aF16DE
0 ETH0.0017721934.11219237
Transfer192672222024-02-20 6:45:59120 days ago1708411559IN
0xA86a0Da9...661aF16DE
0 ETH0.0012200423.48416891
Transfer191835532024-02-08 12:49:35132 days ago1707396575IN
0xA86a0Da9...661aF16DE
0 ETH0.0032255368.37230812
Transfer191267592024-01-31 13:27:59140 days ago1706707679IN
0xA86a0Da9...661aF16DE
0 ETH0.001454828.0094023
Transfer189068662023-12-31 17:12:35171 days ago1704042755IN
0xA86a0Da9...661aF16DE
0 ETH0.0008406716.17803082
Transfer187608252023-12-11 5:17:47192 days ago1702271867IN
0xA86a0Da9...661aF16DE
0 ETH0.001040620.02545112
Transfer185270442023-11-08 11:49:23224 days ago1699444163IN
0xA86a0Da9...661aF16DE
0 ETH0.0010943421.05969357
Transfer183969332023-10-21 6:35:23242 days ago1697870123IN
0xA86a0Da9...661aF16DE
0 ETH0.000160055.87316204
Transfer183567122023-10-15 15:36:47248 days ago1697384207IN
0xA86a0Da9...661aF16DE
0 ETH0.000412927.94816064
Transfer183468552023-10-14 6:31:47249 days ago1697265107IN
0xA86a0Da9...661aF16DE
0 ETH0.00025535.41171919
Transfer181427562023-09-15 16:19:47278 days ago1694794787IN
0xA86a0Da9...661aF16DE
0 ETH0.0009804220.78236319
Transfer179125042023-08-14 10:31:47310 days ago1692009107IN
0xA86a0Da9...661aF16DE
0 ETH0.0006629114.05204896
Approve170647472023-04-17 6:31:59429 days ago1681713119IN
0xA86a0Da9...661aF16DE
0 ETH0.000722927.67
Approve170647412023-04-17 6:30:47429 days ago1681713047IN
0xA86a0Da9...661aF16DE
0 ETH0.0006675627.67
Transfer168325322023-03-15 9:52:59462 days ago1678873979IN
0xA86a0Da9...661aF16DE
0 ETH0.0009835318.92718046
Transfer167135932023-02-26 16:28:23479 days ago1677428903IN
0xA86a0Da9...661aF16DE
0 ETH0.0007170320.56655118
Transfer167135762023-02-26 16:24:59479 days ago1677428699IN
0xA86a0Da9...661aF16DE
0 ETH0.0007638921.9107822
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Contract Source Code Verified (Exact Match)

Contract Name:
OTCBTC

Compiler Version
v0.4.19+commit.c4cbbb05

Optimization Enabled:
No with 200 runs

Other Settings:
default evmVersion
/**
 *Submitted for verification at Etherscan.io on 2018-01-25
*/

pragma solidity ^0.4.19;

library SafeMath {
    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        if (a == 0) {
          return 0;
        }
        uint256 c = a * b;
        assert(c / a == b);
        return c;
    }
    
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        uint256 c = a / b;
        return c;
    }
    
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        assert(b <= a);
        return a - b;
    }
    
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        uint256 c = a + b;
        assert(c >= a);
        return c;
    }
}

contract Owned {
    address public owner;
    address public newOwner;
    modifier onlyOwner { require(msg.sender == owner); _; }
    event OwnerUpdate(address _prevOwner, address _newOwner);

    function Owned() public {
        owner = msg.sender;
    }

    function transferOwnership(address _newOwner) public onlyOwner {
        require(_newOwner != owner);
        newOwner = _newOwner;
    }

    function acceptOwnership() public {
        require(msg.sender == newOwner);
        OwnerUpdate(owner, newOwner);
        owner = newOwner;
        newOwner = 0x0;
    }
}

// ERC20 Interface
contract ERC20 {
    function totalSupply() public view returns (uint _totalSupply);
    function balanceOf(address _owner) public view returns (uint balance);
    function transfer(address _to, uint _value) public returns (bool success);
    function transferFrom(address _from, address _to, uint _value) public returns (bool success);
    function approve(address _spender, uint _value) public returns (bool success);
    function allowance(address _owner, address _spender) public view returns (uint remaining);
    event Transfer(address indexed _from, address indexed _to, uint _value);
    event Approval(address indexed _owner, address indexed _spender, uint _value);
}

// ERC20Token
contract ERC20Token is ERC20 {
    using SafeMath for uint256;
    mapping(address => uint256) balances;
    mapping (address => mapping (address => uint256)) allowed;
    uint256 public totalToken; 

    function transfer(address _to, uint256 _value) public returns (bool success) {
        if (balances[msg.sender] >= _value && _value > 0) {
            balances[msg.sender] = balances[msg.sender].sub(_value);
            balances[_to] = balances[_to].add(_value);
            Transfer(msg.sender, _to, _value);
            return true;
        } else {
            return false;
        }
    }

    function transferFrom(address _from, address _to, uint256 _value) public returns (bool success) {
        if (balances[_from] >= _value && allowed[_from][msg.sender] >= _value && _value > 0) {
            balances[_from] = balances[_from].sub(_value);
            balances[_to] = balances[_to].add(_value);
            allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
            Transfer(_from, _to, _value);
            return true;
        } else {
            return false;
        }
    }

    function totalSupply() public view returns (uint256) {
        return totalToken;
    }

    function balanceOf(address _owner) public view returns (uint256 balance) {
        return balances[_owner];
    }

    function approve(address _spender, uint256 _value) public returns (bool success) {
        require((_value == 0) || (allowed[msg.sender][_spender] == 0));
        allowed[msg.sender][_spender] = _value;
        Approval(msg.sender, _spender, _value);
        return true;
    }

    function allowance(address _owner, address _spender) public view returns (uint256 remaining) {
        return allowed[_owner][_spender];
    }

}

contract OTCBTC is ERC20Token, Owned {

    string  public constant name = "OTCBTC Token";
    string  public constant symbol = "OTB";
    uint256 public constant decimals = 18;
    uint256 public tokenDestroyed;
	event Burn(address indexed _from, uint256 _tokenDestroyed, uint256 _timestamp);

    function OTCBTC() public {
		totalToken = 200000000000000000000000000;
		balances[msg.sender] = totalToken;
    }

    function transferAnyERC20Token(address _tokenAddress, address _recipient, uint256 _amount) public onlyOwner returns (bool success) {
        return ERC20(_tokenAddress).transfer(_recipient, _amount);
    }

    function burn (uint256 _burntAmount) public returns (bool success) {
    	require(balances[msg.sender] >= _burntAmount && _burntAmount > 0);
    	balances[msg.sender] = balances[msg.sender].sub(_burntAmount);
    	totalToken = totalToken.sub(_burntAmount);
    	tokenDestroyed = tokenDestroyed.add(_burntAmount);
    	require (tokenDestroyed <= 100000000000000000000000000);
    	Transfer(address(this), 0x0, _burntAmount);
    	Burn(msg.sender, _burntAmount, block.timestamp);
    	return true;
	}

}

Contract Security Audit

Contract ABI

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Deployed Bytecode

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Swarm Source

bzzr://1960efd77581756052ceaf9bf8e466872ce1d909b4a829f1f10f4dc3d2813c66

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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.