ETH Price: $3,479.58 (-0.33%)

Token

NOTES (NOTES)
 

Overview

Max Total Supply

2,000,000,000 NOTES

Holders

563

Market

Onchain Market Cap

$0.00

Circulating Supply Market Cap

-

Other Info

Token Contract (WITH 18 Decimals)

Balance
50 NOTES

Value
$0.00
0x60312eb22c6d6593ce558800a0338021631a40ce
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# Exchange Pair Price  24H Volume % Volume

Contract Source Code Verified (Exact Match)

Contract Name:
Notes

Compiler Version
v0.4.18+commit.9cf6e910

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion
/**
 *Submitted for verification at Etherscan.io on 2018-04-27
*/

pragma solidity ^0.4.18;

library SafeMath {

    /**
    * @dev Multiplies two numbers, throws on overflow.
    */
    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;
    }

    /**
    * @dev Integer division of two numbers, truncating the quotient.
    */
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        // assert(b > 0); // Solidity automatically throws when dividing by 0
        uint256 c = a / b;
        // assert(a == b * c + a % b); // There is no case in which this doesn't hold
        return c;
    }

    /**
    * @dev Substracts two numbers, throws on overflow (i.e. if subtrahend is greater than minuend).
    */
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        assert(b <= a);
        return a - b;
    }

    /**
    * @dev Adds two numbers, throws on overflow.
    */
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        uint256 c = a + b;
        assert(c >= a);
        return c;
    }
}

// The NOTES ERC20 Token. There is a delay before addresses that are not added to the "activeGroup" can transfer tokens. 
// That delay ends when admin calls the "activate()" function.
// Otherwise it is a generic ERC20 standard token, based originally on the BAT token
// https://etherscan.io/address/0x0d8775f648430679a709e98d2b0cb6250d2887ef#code

// The standard ERC20 Token interface
contract Token {
    uint256 public totalSupply;
    function balanceOf(address _owner) constant returns (uint256 balance);
    function transfer(address _to, uint256 _value) returns (bool success);
    function transferFrom(address _from, address _to, uint256 _value) returns (bool success);
    function approve(address _spender, uint256 _value) returns (bool success);
    function allowance(address _owner, address _spender) constant returns (uint256 remaining);
    event Transfer(address indexed from, address indexed to, uint256 value);
    event Approval(address indexed owner, address indexed spender, uint256 value);
}

// NOTES Token Implementation - transfers are prohibited unless switched on by admin
contract Notes is Token {

    using SafeMath for uint256;

    //// CONSTANTS

    // Number of NOTES (800 million)
    uint256 public constant TOTAL_SUPPLY = 2000 * (10**6) * 10**uint256(decimals);

    // Token Metadata
    string public constant name = "NOTES";
    string public constant symbol = "NOTES";
    uint8 public constant decimals = 18;
    string public version = "1.0";

    //// PROPERTIES

    address admin;
    bool public activated = false;
    mapping (address => bool) public activeGroup;
    mapping (address => uint256) public balances;
    mapping (address => mapping (address => uint256)) allowed;

    //// MODIFIERS

    modifier active()
    {
        require(activated || activeGroup[msg.sender]);
        _;
    }

    modifier onlyAdmin()
    {
        require(msg.sender == admin);
        _;
    }

    //// CONSTRUCTOR

    function Notes(address fund, address _admin)
    {
        admin = _admin;
        totalSupply = TOTAL_SUPPLY;
        balances[fund] = TOTAL_SUPPLY;    // Deposit all to fund
        Transfer(address(this), fund, TOTAL_SUPPLY);
        activeGroup[fund] = true;  // Allow the fund to transfer
    }

    //// ADMIN FUNCTIONS

    function addToActiveGroup(address a) onlyAdmin {
        activeGroup[a] = true;
    }

    function activate() onlyAdmin {
        activated = true;
    }

    //// TOKEN FUNCTIONS

    function transfer(address _to, uint256 _value) active returns (bool success) {
        require(_to != address(0));
        require(_value > 0);
        require(balances[msg.sender] >= _value);
        balances[msg.sender] = balances[msg.sender].sub(_value);
        balances[_to] = balances[_to].add(_value);
        Transfer(msg.sender, _to, _value);
        return true;
    }

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

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

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

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

}

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":false,"inputs":[],"name":"activate","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"totalSupply","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"activated","outputs":[{"name":"","type":"bool"}],"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":"","type":"address"}],"name":"balances","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"decimals","outputs":[{"name":"","type":"uint8"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"version","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"a","type":"address"}],"name":"addToActiveGroup","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"_owner","type":"address"}],"name":"balanceOf","outputs":[{"name":"balance","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"TOTAL_SUPPLY","outputs":[{"name":"","type":"uint256"}],"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":"success","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"_owner","type":"address"},{"name":"_spender","type":"address"}],"name":"allowance","outputs":[{"name":"remaining","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"name":"","type":"address"}],"name":"activeGroup","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"view","type":"function"},{"inputs":[{"name":"fund","type":"address"},{"name":"_admin","type":"address"}],"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":"owner","type":"address"},{"indexed":true,"name":"spender","type":"address"},{"indexed":false,"name":"value","type":"uint256"}],"name":"Approval","type":"event"}]

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Deployed Bytecode

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

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

000000000000000000000000cde1057b2c73cac0822be00bb50668959f101b950000000000000000000000007d7e227c80d14fd82d22998bd76e38fec9487c9a

-----Decoded View---------------
Arg [0] : fund (address): 0xCdE1057b2C73Cac0822BE00bb50668959F101B95
Arg [1] : _admin (address): 0x7D7e227c80D14fd82d22998BD76E38FEc9487C9A

-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 000000000000000000000000cde1057b2c73cac0822be00bb50668959f101b95
Arg [1] : 0000000000000000000000007d7e227c80d14fd82d22998bd76e38fec9487c9a


Swarm Source

bzzr://8560a3beb0af367e60f5fba68f228bc9fefec180fdce32acbf26857bf1b580a0
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