false
true
0

Contract Address Details

0x7D29A64504629172a429e64183D6673b9dAcbFCe

Token
VectorspaceAI (VXV)
Creator
0xdd88db–c1dd71 at 0x72ff1a–b680e4
Balance
0 PLS ( )
Tokens
Fetching tokens...
Transactions
80,092 Transactions
Transfers
0 Transfers
Gas Used
0
Last Balance Update
26326723
Warning! Contract bytecode has been changed and doesn't match the verified one. Therefore, interaction with this smart contract may be risky.
This contract has been partially verified via Sourcify. View contract in Sourcify repository
Contract name:
VXV




Optimization enabled
true
Compiler version
v0.4.24+commit.e67f0147




Optimization runs
200
EVM Version
byzantium




Verified at
2026-04-19T20:14:57.340292Z

VXV.sol

pragma solidity ^0.4.24;


contract SafeMath {
    function safeAdd(uint a, uint b) public pure returns (uint c) {
        c = a + b;
        require(c >= a);
    }
    function safeSub(uint a, uint b) public pure returns (uint c) {
        require(b <= a);
        c = a - b;
    }
    function safeMul(uint a, uint b) public pure returns (uint c) {
        c = a * b;
        require(a == 0 || c / a == b);
    }
    function safeDiv(uint a, uint b) public pure returns (uint c) {
        require(b > 0);
        c = a / b;
    }
}


// ----------------------------------------------------------------------------
// ERC Token Standard #20 Interface
// https://github.com/ethereum/EIPs/blob/master/EIPS/eip-20-token-standard.md
// ----------------------------------------------------------------------------
contract ERC20Interface {
    function totalSupply() public view returns (uint);
    function balanceOf(address tokenOwner) public view returns (uint balance);
    function allowance(address tokenOwner, address spender) public view returns (uint remaining);
    function transfer(address to, uint tokens) public returns (bool success);
    function approve(address spender, uint tokens) public returns (bool success);
    function transferFrom(address from, address to, uint tokens) public returns (bool success);

    event Transfer(address indexed from, address indexed to, uint tokens);
    event Approval(address indexed tokenOwner, address indexed spender, uint tokens);
}


// ----------------------------------------------------------------------------
// Contract function to receive approval and execute function in one call
//
// Borrowed from MiniMeToken
// ----------------------------------------------------------------------------
contract ApproveAndCallFallBack {
    function receiveApproval(address from, uint256 tokens, address token, bytes data) public;
}


contract Owned {
    address public owner;
    // address public newOwner;

    event OwnershipTransferred(address indexed _from, address indexed _to);

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

    modifier onlyOwner {
        require(msg.sender == owner);
        _;
    }

    // function transferOwnership(address _newOwner) public onlyOwner {
    //     newOwner = _newOwner;
    // }

    // function acceptOwnership() public {
    //     require(msg.sender == newOwner);
    //     emit OwnershipTransferred(owner, newOwner);
    //     owner = newOwner;
    //     newOwner = address(0);
    // }
}


contract VXV is ERC20Interface, Owned, SafeMath {
    string public symbol;
    string public name;
    uint8 public decimals;
    uint public totalSupply;
    uint public rate;

    mapping(address => uint) balances;
    mapping(address => mapping(address => uint)) allowed;

    constructor() public {
        symbol = "VXV";
        name = "VectorspaceAI";
        decimals = 18;
        totalSupply = 50000000 * 10 ** uint256(decimals);
        rate = 203;
        balances[owner] = totalSupply;
        emit Transfer(address(0), owner, totalSupply);
    }

    function changeRate(uint newRate) public onlyOwner {
        require(newRate > 0);
        rate = newRate;
    }

    function totalSupply() public view returns (uint) {
        return totalSupply - balances[address(0)];
    }

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

    modifier validTo(address to) {
        require(to != address(0));
        require(to != address(this));
        _;
    }

    function transferInternal(address from, address to, uint tokens) internal {
        balances[from] = safeSub(balances[from], tokens);
        balances[to] = safeAdd(balances[to], tokens);
        emit Transfer(from, to, tokens);
    }

    function transfer(address to, uint tokens) public validTo(to) returns (bool success) {
        transferInternal(msg.sender, to, tokens);
        return true;
    }

    // ------------------------------------------------------------------------
    // Transfer `tokens` from the `from` account to the `to` account
    //
    // The calling account must already have sufficient tokens approve(...)-d
    // for spending from the `from` account and
    // - From account must have sufficient balance to transfer
    // - Spender must have sufficient allowance to transfer
    // - 0 value transfers are allowed
    // ------------------------------------------------------------------------
    function transferFrom(address from, address to, uint tokens) public validTo(to) returns (bool success) {
        allowed[from][msg.sender] = safeSub(allowed[from][msg.sender], tokens);
        transferInternal(from, to, tokens);
        return true;
    }

    // ------------------------------------------------------------------------
    // Token owner can approve for `spender` to transferFrom(...) `tokens`
    // from the token owner's account
    //
    // https://github.com/ethereum/EIPs/blob/master/EIPS/eip-20-token-standard.md
    // recommends that there are no checks for the approval double-spend attack
    // as this should be implemented in user interfaces
    // ------------------------------------------------------------------------
    function approve(address spender, uint tokens) public returns (bool success) {
        allowed[msg.sender][spender] = tokens;
        emit Approval(msg.sender, spender, tokens);
        return true;
    }

    function allowance(address tokenOwner, address spender) public view returns (uint remaining) {
        return allowed[tokenOwner][spender];
    }

    // ------------------------------------------------------------------------
    // Token owner can approve for `spender` to transferFrom(...) `tokens`
    // from the token owner's account. The `spender` contract function
    // `receiveApproval(...)` is then executed
    // ------------------------------------------------------------------------
    function approveAndCall(address spender, uint tokens, bytes data) public returns (bool success) {
        if (approve(spender, tokens)) {
            ApproveAndCallFallBack(spender).receiveApproval(msg.sender, tokens, this, data);
            return true;
        }
    }

    function () public payable {
        uint tokens;
        tokens = safeMul(msg.value, rate);

        balances[owner] = safeSub(balances[owner], tokens);
        balances[msg.sender] = safeAdd(balances[msg.sender], tokens);

        emit Transfer(address(0), msg.sender, tokens);
        owner.transfer(msg.value);
    }

    // ------------------------------------------------------------------------
    // Owner can transfer out any accidentally sent ERC20 tokens
    // ------------------------------------------------------------------------
    // function transferAnyERC20Token(address tokenAddress, uint tokens) public onlyOwner returns (bool success) {
    //     return ERC20Interface(tokenAddress).transfer(owner, tokens);
    // }
}

Compiler Settings

{"remappings":[],"optimizer":{"runs":200,"enabled":true},"libraries":{},"evmVersion":"byzantium","compilationTarget":{"VXV.sol":"VXV"}}

Contract ABI

[{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"string","name":""}],"name":"name","inputs":[],"constant":true},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[{"type":"bool","name":"success"}],"name":"approve","inputs":[{"type":"address","name":"spender"},{"type":"uint256","name":"tokens"}],"constant":false},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"uint256","name":""}],"name":"totalSupply","inputs":[],"constant":true},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[{"type":"bool","name":"success"}],"name":"transferFrom","inputs":[{"type":"address","name":"from"},{"type":"address","name":"to"},{"type":"uint256","name":"tokens"}],"constant":false},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"uint256","name":""}],"name":"rate","inputs":[],"constant":true},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"uint8","name":""}],"name":"decimals","inputs":[],"constant":true},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"uint256","name":"balance"}],"name":"balanceOf","inputs":[{"type":"address","name":"tokenOwner"}],"constant":true},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[],"name":"changeRate","inputs":[{"type":"uint256","name":"newRate"}],"constant":false},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"address","name":""}],"name":"owner","inputs":[],"constant":true},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"string","name":""}],"name":"symbol","inputs":[],"constant":true},{"type":"function","stateMutability":"pure","payable":false,"outputs":[{"type":"uint256","name":"c"}],"name":"safeSub","inputs":[{"type":"uint256","name":"a"},{"type":"uint256","name":"b"}],"constant":true},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[{"type":"bool","name":"success"}],"name":"transfer","inputs":[{"type":"address","name":"to"},{"type":"uint256","name":"tokens"}],"constant":false},{"type":"function","stateMutability":"pure","payable":false,"outputs":[{"type":"uint256","name":"c"}],"name":"safeDiv","inputs":[{"type":"uint256","name":"a"},{"type":"uint256","name":"b"}],"constant":true},{"type":"function","stateMutability":"nonpayable","payable":false,"outputs":[{"type":"bool","name":"success"}],"name":"approveAndCall","inputs":[{"type":"address","name":"spender"},{"type":"uint256","name":"tokens"},{"type":"bytes","name":"data"}],"constant":false},{"type":"function","stateMutability":"pure","payable":false,"outputs":[{"type":"uint256","name":"c"}],"name":"safeMul","inputs":[{"type":"uint256","name":"a"},{"type":"uint256","name":"b"}],"constant":true},{"type":"function","stateMutability":"view","payable":false,"outputs":[{"type":"uint256","name":"remaining"}],"name":"allowance","inputs":[{"type":"address","name":"tokenOwner"},{"type":"address","name":"spender"}],"constant":true},{"type":"function","stateMutability":"pure","payable":false,"outputs":[{"type":"uint256","name":"c"}],"name":"safeAdd","inputs":[{"type":"uint256","name":"a"},{"type":"uint256","name":"b"}],"constant":true},{"type":"constructor","stateMutability":"nonpayable","payable":false,"inputs":[]},{"type":"fallback","stateMutability":"payable","payable":true},{"type":"event","name":"OwnershipTransferred","inputs":[{"type":"address","name":"_from","indexed":true},{"type":"address","name":"_to","indexed":true}],"anonymous":false},{"type":"event","name":"Transfer","inputs":[{"type":"address","name":"from","indexed":true},{"type":"address","name":"to","indexed":true},{"type":"uint256","name":"tokens","indexed":false}],"anonymous":false},{"type":"event","name":"Approval","inputs":[{"type":"address","name":"tokenOwner","indexed":true},{"type":"address","name":"spender","indexed":true},{"type":"uint256","name":"tokens","indexed":false}],"anonymous":false}]

Contract Creation Code

Verify & Publish 
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