ETH Price: $3,365.55 (+0.42%)

Contract

0x05079687D35b93538cbd59fe5596380cae9054A9
 

Overview

ETH Balance

0 ETH

Eth Value

$0.00

Token Holdings

More Info

Private Name Tags

TokenTracker

BitSong (BTSG) (@$0.0198)

Multichain Info

No addresses found
Transaction Hash
Method
Block
From
To
Approve211593742024-11-10 19:30:3512 days ago1731267035IN
BitSong: BTSG Token
0 ETH0.0016056734.60719808
Transfer211593242024-11-10 19:20:3512 days ago1731266435IN
BitSong: BTSG Token
0 ETH0.0011143337.02490914
Approve211502202024-11-09 12:52:3513 days ago1731156755IN
BitSong: BTSG Token
0 ETH0.0006339613.76363881
Approve210953272024-11-01 20:56:2321 days ago1730494583IN
BitSong: BTSG Token
0 ETH0.000430019.2801081
Approve210771232024-10-30 7:59:2324 days ago1730275163IN
BitSong: BTSG Token
0 ETH0.0005386311.68486226
Transfer210766402024-10-30 6:22:2324 days ago1730269343IN
BitSong: BTSG Token
0 ETH0.0005899619.61791296
Approve209862512024-10-17 15:42:2336 days ago1729179743IN
BitSong: BTSG Token
0 ETH0.0005348822.18259869
Approve209862492024-10-17 15:41:5936 days ago1729179719IN
BitSong: BTSG Token
0 ETH0.0005312322.03111219
Approve208671162024-10-01 0:39:4753 days ago1727743187IN
BitSong: BTSG Token
0 ETH0.000237225.14357611
Approve208329282024-09-26 6:14:5958 days ago1727331299IN
BitSong: BTSG Token
0 ETH0.0005342411.5835884
Approve208303232024-09-25 21:32:2358 days ago1727299943IN
BitSong: BTSG Token
0 ETH0.0008942819.29948376
Approve207806172024-09-18 22:59:4765 days ago1726700387IN
BitSong: BTSG Token
0 ETH0.000226984.92152682
Approve207034112024-09-08 4:09:2376 days ago1725768563IN
BitSong: BTSG Token
0 ETH0.000061121.31734893
Transfer207032712024-09-08 3:41:2376 days ago1725766883IN
BitSong: BTSG Token
0 ETH0.000105152.22849279
Approve206703962024-09-03 13:37:3580 days ago1725370655IN
BitSong: BTSG Token
0 ETH0.000115354.78379094
Approve206369432024-08-29 21:32:2385 days ago1724967143IN
BitSong: BTSG Token
0 ETH0.000046611.01144082
Approve206337692024-08-29 10:53:3586 days ago1724928815IN
BitSong: BTSG Token
0 ETH0.000090131.94274418
Approve206288062024-08-28 18:14:1186 days ago1724868851IN
BitSong: BTSG Token
0 ETH0.000074971.62646104
Approve206141702024-08-26 17:10:2388 days ago1724692223IN
BitSong: BTSG Token
0 ETH0.000156293.37302813
Approve206089762024-08-25 23:45:5989 days ago1724629559IN
BitSong: BTSG Token
0 ETH0.000045490.98704516
Transfer206085452024-08-25 22:19:2389 days ago1724624363IN
BitSong: BTSG Token
0 ETH0.000042770.90643768
Approve206054482024-08-25 11:56:2390 days ago1724586983IN
BitSong: BTSG Token
0 ETH0.000044480.96007957
Approve206054362024-08-25 11:53:5990 days ago1724586839IN
BitSong: BTSG Token
0 ETH0.000029171.10112848
Approve206054342024-08-25 11:53:3590 days ago1724586815IN
BitSong: BTSG Token
0 ETH0.000049261.06183438
Approve206045722024-08-25 9:00:2390 days ago1724576423IN
BitSong: BTSG Token
0 ETH0.000046291.00430201
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Contract Source Code Verified (Exact Match)

Contract Name:
BitSongToken

Compiler Version
v0.4.24+commit.e67f0147

Optimization Enabled:
No with 200 runs

Other Settings:
default evmVersion
/**
 *Submitted for verification at Etherscan.io on 2018-08-10
*/

pragma solidity ^0.4.24;

library SafeMath {
  function mul(uint256 _a, uint256 _b) internal pure returns (uint256 c) {
    if (_a == 0) { return 0; }
    c = _a * _b;
    assert(c / _a == _b);
    return c;
  }

  function div(uint256 _a, uint256 _b) internal pure returns (uint256) {
    return _a / _b;
  }

  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 c) {
    c = _a + _b;
    assert(c >= _a);
    return c;
  }
}

contract ERC20 {
  function totalSupply() public view returns (uint256);
  function balanceOf(address _who) public view returns (uint256);
  function allowance(address _owner, address _spender) public view returns (uint256);
  function transfer(address _to, uint256 _value) public returns (bool);
  function approve(address _spender, uint256 _value) public returns (bool);
  function transferFrom(address _from, address _to, uint256 _value) public returns (bool);
  event Transfer(address indexed from, address indexed to, uint256 value);
  event Approval(address indexed owner, address indexed spender, uint256 value);
}

contract Ownable {
  address public owner;

  event OwnershipRenounced(address indexed previousOwner);
  event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
  modifier onlyOwner() { require(msg.sender == owner); _; }

  constructor() public { owner = msg.sender; }

  function renounceOwnership() public onlyOwner() {
    emit OwnershipRenounced(owner);
    owner = address(0);
  }

  function transferOwnership(address _newOwner) public onlyOwner() {
    _transferOwnership(_newOwner);
  }

  function _transferOwnership(address _newOwner) internal {
    require(_newOwner != address(0));
    emit OwnershipTransferred(owner, _newOwner);
    owner = _newOwner;
  }
}

contract AdjustableToken is ERC20, Ownable {
  using SafeMath for uint256;

  uint256 totalSupply_;
  bool public adjusted;
  mapping(address => uint256) balances;
  mapping (address => mapping (address => uint256)) internal allowed;

  event Adjusted(address indexed who, uint256 value);
  modifier onlyOnce() { require(!adjusted); _; }

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

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

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

  function transfer(address _to, uint256 _value) public returns (bool) {
    require(_value <= balances[msg.sender]);
    require(_to != address(0));

    balances[msg.sender] = balances[msg.sender].sub(_value);
    balances[_to] = balances[_to].add(_value);
    emit Transfer(msg.sender, _to, _value);
    return true;
  }

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

  function transferFrom(address _from, address _to, uint256 _value) public returns (bool) {
    require(_value <= balances[_from]);
    require(_value <= allowed[_from][msg.sender]);
    require(_to != address(0));

    balances[_from] = balances[_from].sub(_value);
    balances[_to] = balances[_to].add(_value);
    allowed[_from][msg.sender] = allowed[_from][msg.sender].sub(_value);
    emit Transfer(_from, _to, _value);
    return true;
  }

  function increaseApproval(address _spender, uint256 _addedValue) public returns (bool) {
    allowed[msg.sender][_spender] = (allowed[msg.sender][_spender].add(_addedValue));
    emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
    return true;
  }

  function decreaseApproval(address _spender, uint256 _subtractedValue) public returns (bool) {
    uint256 oldValue = allowed[msg.sender][_spender];
    if (_subtractedValue >= oldValue) {
      allowed[msg.sender][_spender] = 0;
    } else {
      allowed[msg.sender][_spender] = oldValue.sub(_subtractedValue);
    }
    emit Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
    return true;
  }

  function adjustSupply(uint256 _value) external onlyOwner() onlyOnce() {
    adjusted = true;
    require(_value <= balances[msg.sender]);
    balances[msg.sender] = balances[msg.sender].sub(_value);
    totalSupply_ = totalSupply_.sub(_value);
    emit Adjusted(msg.sender, _value);
    emit Transfer(msg.sender, address(0), _value);
  }
}

contract BitSongToken is AdjustableToken {
  string public name;
  string public symbol;
  uint8 public decimals;

  constructor(string _name, string _symbol, uint8 _decimals, uint256 _initialSupply) public {
    name = _name;
    symbol = _symbol;
    decimals = _decimals;
    totalSupply_ = _initialSupply * 10**uint256(decimals);
    balances[msg.sender] = totalSupply_;
  }
}

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":"","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":"","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":"_spender","type":"address"},{"name":"_subtractedValue","type":"uint256"}],"name":"decreaseApproval","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"_owner","type":"address"}],"name":"balanceOf","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[],"name":"renounceOwnership","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"owner","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"adjusted","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"view","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":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_value","type":"uint256"}],"name":"adjustSupply","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_addedValue","type":"uint256"}],"name":"increaseApproval","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"_owner","type":"address"},{"name":"_spender","type":"address"}],"name":"allowance","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"inputs":[{"name":"_name","type":"string"},{"name":"_symbol","type":"string"},{"name":"_decimals","type":"uint8"},{"name":"_initialSupply","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"name":"who","type":"address"},{"indexed":false,"name":"value","type":"uint256"}],"name":"Adjusted","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"previousOwner","type":"address"}],"name":"OwnershipRenounced","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"previousOwner","type":"address"},{"indexed":true,"name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"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":"owner","type":"address"},{"indexed":true,"name":"spender","type":"address"},{"indexed":false,"name":"value","type":"uint256"}],"name":"Approval","type":"event"}]

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

000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000000000000000c00000000000000000000000000000000000000000000000000000000000000012000000000000000000000000000000000000000000000000000000003b9aca000000000000000000000000000000000000000000000000000000000000000007426974536f6e670000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000044254534700000000000000000000000000000000000000000000000000000000

-----Decoded View---------------
Arg [0] : _name (string): BitSong
Arg [1] : _symbol (string): BTSG
Arg [2] : _decimals (uint8): 18
Arg [3] : _initialSupply (uint256): 1000000000

-----Encoded View---------------
8 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000080
Arg [1] : 00000000000000000000000000000000000000000000000000000000000000c0
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000012
Arg [3] : 000000000000000000000000000000000000000000000000000000003b9aca00
Arg [4] : 0000000000000000000000000000000000000000000000000000000000000007
Arg [5] : 426974536f6e6700000000000000000000000000000000000000000000000000
Arg [6] : 0000000000000000000000000000000000000000000000000000000000000004
Arg [7] : 4254534700000000000000000000000000000000000000000000000000000000


Swarm Source

bzzr://a9734533a6325b76ba767643d127deeaa3d3773d7517ca6b258d8474c5ece21f

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OVERVIEW

BitSong is a music engagement and creativity rewarding platform for fans and artists powered by blockchain and open standards.

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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.