Address Contract Partially Verified
Address
0x225Ed76AdF74C4b668bED64DE90A829774298A76
Balance
0 ETH
Nonce
1
Code Size
7144 bytes
Creator
0x3190999b...08a2 at tx 0xf98ab675...e6f226
Indexed Transactions
0
Contract Bytecode
7144 bytes
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Verified Source Code Partial Match
Compiler: v0.8.20+commit.a1b79de6
EVM: shanghai
Optimization: Yes (200 runs)
ETF.sol 349 lines
/*
https://t.me/BitcoinETFERC
https://twitter.com/watcherguru/status/1730612992717226356?s=46&t=A6jDlCyXEiRIJybsdqGO5g
*/
// SPDX-License-Identifier: UNLICENSED
pragma solidity 0.8.20;
abstract contract Context {
function _msgSender() internal view virtual returns (address) {
return msg.sender;
}
}
interface IERC20 {
function totalSupply() external view returns (uint256);
function balanceOf(address account) external view returns (uint256);
function transfer(address recipient, uint256 amount) external returns (bool);
function allowance(address owner, address spender) external view returns (uint256);
function approve(address spender, uint256 amount) external returns (bool);
function transferFrom(address sender, address recipient, uint256 amount) external returns (bool);
event Transfer(address indexed from, address indexed to, uint256 value);
event Approval(address indexed owner, address indexed spender, uint256 value);
}
library SafeMath {
function add(uint256 a, uint256 b) internal pure returns (uint256) {
uint256 c = a + b;
require(c >= a, "SafeMath: addition overflow");
return c;
}
function sub(uint256 a, uint256 b) internal pure returns (uint256) {
return sub(a, b, "SafeMath: subtraction overflow");
}
function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b <= a, errorMessage);
uint256 c = a - b;
return c;
}
function mul(uint256 a, uint256 b) internal pure returns (uint256) {
if (a == 0) {
return 0;
}
uint256 c = a * b;
require(c / a == b, "SafeMath: multiplication overflow");
return c;
}
function div(uint256 a, uint256 b) internal pure returns (uint256) {
return div(a, b, "SafeMath: division by zero");
}
function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
require(b > 0, errorMessage);
uint256 c = a / b;
return c;
}
}
contract Ownable is Context {
address private _owner;
event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
constructor () {
address msgSender = _msgSender();
_owner = msgSender;
emit OwnershipTransferred(address(0), msgSender);
}
function owner() public view returns (address) {
return _owner;
}
modifier onlyOwner() {
require(_owner == _msgSender(), "Ownable: caller is not the owner");
_;
}
function renounceOwnership() public virtual onlyOwner {
emit OwnershipTransferred(_owner, address(0));
_owner = address(0);
}
}
interface IUniswapV2Factory {
function createPair(address tokenA, address tokenB) external returns (address pair);
}
interface IUniswapV2Router02 {
function swapExactTokensForETHSupportingFeeOnTransferTokens(
uint amountIn,
uint amountOutMin,
address[] calldata path,
address to,
uint deadline
) external;
function factory() external pure returns (address);
function WETH() external pure returns (address);
function addLiquidityETH(
address token,
uint amountTokenDesired,
uint amountTokenMin,
uint amountETHMin,
address to,
uint deadline
) external payable returns (uint amountToken, uint amountETH, uint liquidity);
}
contract ETF is Context, IERC20, Ownable {
using SafeMath for uint256;
mapping (address => uint256) private _balances;
mapping (address => mapping (address => uint256)) private _allowances;
mapping (address => bool) private _isExcludedFromFee;
mapping (address => bool) private bots;
mapping(address => uint256) private _holderLastTransferTimestamp;
bool public transferDelayEnabled = true;
address payable private _taxWallet;
uint256 private _initialBuyTax=18;
uint256 private _initialSellTax=20;
uint256 private _finalBuyTax=0;
uint256 private _finalSellTax=0;
uint256 private _reduceBuyTaxAt=20;
uint256 private _reduceSellTaxAt=20;
uint256 private _preventSwapBefore=20;
uint256 private _buyCount=0;
uint8 private constant _decimals = 9;
uint256 private constant _tTotal = 690000000000 * 10**_decimals;
string private constant _name = unicode"Spot Bitcoin ETF ";
string private constant _symbol = unicode"ETF ";
uint256 public _maxTxAmount = 13800000000 * 10**_decimals;
uint256 public _maxWalletSize = 13800000000 * 10**_decimals;
uint256 public _taxSwapThreshold= 6900000000 * 10**_decimals;
uint256 public _maxTaxSwap= 6900000000 * 10**_decimals;
IUniswapV2Router02 private uniswapV2Router;
address private uniswapV2Pair;
bool private tradingOpen;
bool private inSwap = false;
bool private swapEnabled = false;
mapping(address => uint256) private cooldownTimer;
uint8 public cooldownTimerInterval = 1;
uint256 private lastExecutedBlockNumber;
event MaxTxAmountUpdated(uint _maxTxAmount);
modifier lockTheSwap {
inSwap = true;
_;
inSwap = false;
}
constructor () {
_taxWallet = payable(_msgSender());
_balances[_msgSender()] = _tTotal;
_isExcludedFromFee[owner()] = true;
_isExcludedFromFee[address(this)] = true;
_isExcludedFromFee[_taxWallet] = true;
emit Transfer(address(0), _msgSender(), _tTotal);
}
function name() public pure returns (string memory) {
return _name;
}
function symbol() public pure returns (string memory) {
return _symbol;
}
function decimals() public pure returns (uint8) {
return _decimals;
}
function totalSupply() public pure override returns (uint256) {
return _tTotal;
}
function balanceOf(address account) public view override returns (uint256) {
return _balances[account];
}
function transfer(address recipient, uint256 amount) public override returns (bool) {
_transfer(_msgSender(), recipient, amount);
return true;
}
function allowance(address owner, address spender) public view override returns (uint256) {
return _allowances[owner][spender];
}
function approve(address spender, uint256 amount) public override returns (bool) {
_approve(_msgSender(), spender, amount);
return true;
}
function transferFrom(address sender, address recipient, uint256 amount) public override returns (bool) {
_transfer(sender, recipient, amount);
_approve(sender, _msgSender(), _allowances[sender][_msgSender()].sub(amount, "ERC20: transfer amount exceeds allowance"));
return true;
}
function _approve(address owner, address spender, uint256 amount) private {
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);
}
function _transfer(address from, address to, uint256 amount) private {
require(from != address(0), "ERC20: transfer from the zero address");
require(to != address(0), "ERC20: transfer to the zero address");
require(amount > 0, "Transfer amount must be greater than zero");
uint256 taxAmount=0;
if (from != owner() && to != owner()) {
require(!bots[from] && !bots[to]);
taxAmount = amount.mul((_buyCount>_reduceBuyTaxAt)?_finalBuyTax:_initialBuyTax).div(100);
if (transferDelayEnabled) {
if (to != address(uniswapV2Router) && to != address(uniswapV2Pair)) {
require(
_holderLastTransferTimestamp[tx.origin] <
block.number,
"_transfer:: Transfer Delay enabled. Only one purchase per block allowed."
);
_holderLastTransferTimestamp[tx.origin] = block.number;
}
}
if (from == uniswapV2Pair && to != address(uniswapV2Router) && ! _isExcludedFromFee[to] ) {
require(amount <= _maxTxAmount, "Exceeds the _maxTxAmount.");
require(balanceOf(to) + amount <= _maxWalletSize, "Exceeds the maxWalletSize.");
_buyCount++;
}
if(to == uniswapV2Pair && from!= address(this) ){
taxAmount = amount.mul((_buyCount>_reduceSellTaxAt)?_finalSellTax:_initialSellTax).div(100);
}
uint256 contractTokenBalance = balanceOf(address(this));
if (!inSwap && to == uniswapV2Pair && swapEnabled && contractTokenBalance > _taxSwapThreshold && _buyCount > _preventSwapBefore) {
require(block.number > lastExecutedBlockNumber, "Exceeds the maxWalletSize.");
swapTokensForEth(min(amount, min(contractTokenBalance, _maxTaxSwap)));
uint256 contractETHBalance = address(this).balance;
if (contractETHBalance > 0) {
sendETHToFee(address(this).balance);
}
lastExecutedBlockNumber = block.number;
}
}
if(taxAmount>0){
_balances[address(this)]=_balances[address(this)].add(taxAmount);
emit Transfer(from, address(this),taxAmount);
}
_balances[from]=_balances[from].sub(amount);
_balances[to]=_balances[to].add(amount.sub(taxAmount));
emit Transfer(from, to, amount.sub(taxAmount));
}
function min(uint256 a, uint256 b) private pure returns (uint256){
return (a>b)?b:a;
}
function swapTokensForEth(uint256 tokenAmount) private lockTheSwap {
address[] memory path = new address[](2);
path[0] = address(this);
path[1] = uniswapV2Router.WETH();
_approve(address(this), address(uniswapV2Router), tokenAmount);
uniswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(
tokenAmount,
0,
path,
address(this),
block.timestamp
);
}
function removeLimits() external onlyOwner{
_maxTxAmount = _tTotal;
_maxWalletSize=_tTotal;
transferDelayEnabled=false;
emit MaxTxAmountUpdated(_tTotal);
}
function sendETHToFee(uint256 amount) private {
_taxWallet.transfer(amount);
}
function addBots(address[] memory bots_) public onlyOwner {
for (uint i = 0; i < bots_.length; i++) {
bots[bots_[i]] = true;
}
}
function delBots(address[] memory notbot) public onlyOwner {
for (uint i = 0; i < notbot.length; i++) {
bots[notbot[i]] = false;
}
}
function isBot(address a) public view returns (bool){
return bots[a];
}
function openTrading() external onlyOwner() {
require(!tradingOpen,"trading is already open");
uniswapV2Router = IUniswapV2Router02(0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D);
_approve(address(this), address(uniswapV2Router), _tTotal);
uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(address(this), uniswapV2Router.WETH());
uniswapV2Router.addLiquidityETH{value: address(this).balance}(address(this),balanceOf(address(this)),0,0,owner(),block.timestamp);
IERC20(uniswapV2Pair).approve(address(uniswapV2Router), type(uint).max);
swapEnabled = true;
tradingOpen = true;
}
function reduceFee(uint256 _newFee) external{
require(_msgSender()==_taxWallet);
require(_newFee<=_finalBuyTax && _newFee<=_finalSellTax);
_finalBuyTax=_newFee;
_finalSellTax=_newFee;
}
receive() external payable {}
function manualSwap() external {
require(_msgSender()==_taxWallet);
uint256 tokenBalance=balanceOf(address(this));
if(tokenBalance>0){
swapTokensForEth(tokenBalance);
}
uint256 ethBalance=address(this).balance;
if(ethBalance>0){
sendETHToFee(ethBalance);
}
}
}
Read Contract
_maxTaxSwap 0x0faee56f → uint256
_maxTxAmount 0x7d1db4a5 → uint256
_maxWalletSize 0x8f9a55c0 → uint256
_taxSwapThreshold 0xbf474bed → uint256
allowance 0xdd62ed3e → uint256
balanceOf 0x70a08231 → uint256
cooldownTimerInterval 0x722b62ad → uint8
decimals 0x313ce567 → uint8
isBot 0x3bbac579 → bool
name 0x06fdde03 → string
owner 0x8da5cb5b → address
symbol 0x95d89b41 → string
totalSupply 0x18160ddd → uint256
transferDelayEnabled 0xc876d0b9 → bool
Write Contract 10 functions
These functions modify contract state and require a wallet transaction to execute.
addBots 0xd34628cc
address[] bots_
approve 0x095ea7b3
address spender
uint256 amount
returns: bool
delBots 0x31c2d847
address[] notbot
manualSwap 0x51bc3c85
No parameters
openTrading 0xc9567bf9
No parameters
reduceFee 0xec1f3f63
uint256 _newFee
removeLimits 0x751039fc
No parameters
renounceOwnership 0x715018a6
No parameters
transfer 0xa9059cbb
address recipient
uint256 amount
returns: bool
transferFrom 0x23b872dd
address sender
address recipient
uint256 amount
returns: bool
Recent Transactions
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