ETH Price: $3,343.33 (+2.60%)

Token

ChainLink Token (LINK)
 

Overview

Max Total Supply

1,000,000,000 LINK

Holders

728,504 ( -0.007%)

Market

Price

$26.44 @ 0.007908 ETH (+8.23%)

Onchain Market Cap

$26,440,000,000.00

Circulating Supply Market Cap

$16,899,542,263.00

Other Info

Token Contract (WITH 18 Decimals)

Balance
3.55 LINK

Value
$93.86 ( ~0.0280737925038639 Eth) [0.0000%]
0xa3248717c4c373395b270263a461D28d3589424B
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OVERVIEW

A blockchain-based middleware, acting as a bridge between cryptocurrency smart contracts, data feeds, APIs and traditional bank account payments.

Profitability / Loss

Since Initial Offer Price
:$0.11 23936.36% |ETH 0.0003846 1956.16%

Market

Volume (24H):$1,827,272,553.00
Market Capitalization:$16,899,542,263.00
Circulating Supply:638,099,970.00 LINK
Market Data Source: Coinmarketcap

ICO Information

ICO Start Date : Sep 19, 2017   
Total Cap : $32,000,000
ICO Price  : $0.11 | 0.0003846 ETH
Country : USA

# Exchange Pair Price  24H Volume % Volume
1
Binance
LINK-USDT$26.38
0.0078971 Eth
$256,440,655.00
9,938,877.470 LINK
20.7705%
2
Coinbase Exchange
LINK-USD$26.38
0.0078958 Eth
$113,816,223.00
4,314,652.690 LINK
9.0169%
3
WhiteBIT
LINK-USDT$26.58
0.0079540 Eth
$99,037,840.00
3,725,958.460 LINK
7.7866%
4
Bybit
LINK-USDT$26.39
0.0079021 Eth
$94,522,233.00
3,632,582.492 LINK
7.5915%
5
P2B
LINK-USDT$26.45
0.0079168 Eth
$52,058,316.00
1,968,078.580 LINK
4.1129%
6
OKX
LINK-USDT$26.37
0.0078950 Eth
$35,764,994.00
1,385,300.592 LINK
2.8950%
7
DigiFinex
LINK-USDT$26.41
0.0079080 Eth
$33,318,621.00
1,261,501.040 LINK
2.6363%
8
Gate.io
LINK-USDT$26.37
0.0078938 Eth
$32,101,109.00
1,250,297.040 LINK
2.6129%
9
XT.COM
LINK-USDT$26.64
0.0079683 Eth
$25,706,053.00
996,890.550 LINK
2.0833%
10
FameEX
LINK-USDT$26.38
0.0078986 Eth
$25,591,937.00
991,877.455 LINK
2.0729%
11
MEXC
LINK-USDT$26.69
0.0079822 Eth
$25,403,527.00
951,767.350 LINK
1.9890%
12
Slex
LINK-USDT$26.41
0.0079067 Eth
$25,121,285.00
977,005.600 LINK
2.0418%
13
Coinstore
LINK-USDT$26.39
0.0079002 Eth
$20,876,666.00
809,736.050 LINK
1.6922%
14
Binance
LINK-USDC$26.51
0.0079411 Eth
$20,412,366.00
780,920.100 LINK
1.6320%
15
HTX
LINK-USDT$26.36
0.0078937 Eth
$20,367,938.00
796,161.764 LINK
1.6638%
16
Bitunix
LINK-USDT$26.43
0.0079107 Eth
$20,072,738.00
759,206.110 LINK
1.5866%
17
CoinW
LINK-USDT$26.46
0.0079163 Eth
$17,555,682.00
663,534.130 LINK
1.3867%
18
Bitget
LINK-USDT$26.39
0.0079001 Eth
$16,915,078.00
647,504.683 LINK
1.3532%
19
Binance
LINK-FDUSD$26.54
0.0079452 Eth
$16,517,397.00
638,391.560 LINK
1.3341%
20
BYDFi
LINK-USDT$26.58
0.0079534 Eth
$14,913,800.00
561,120.960 LINK
1.1726%
21
Kraken
LINK-USD$26.37
0.0078940 Eth
$14,120,032.00
535,546.096 LINK
1.1192%
22
KuCoin
LINK-USDT$26.43
0.0079120 Eth
$12,829,574.00
485,507.413 LINK
1.0146%
23
BTSE
LINK-USDT$26.37
0.0078944 Eth
$12,813,813.00
485,967.267 LINK
1.0156%
24
LBank
LINK-USDT$26.42
0.0079056 Eth
$12,733,445.00
482,005.100 LINK
1.0073%
25
LATOKEN
LINK-USDT$26.36
0.0078907 Eth
$12,135,433.00
460,452.316 LINK
0.9623%
26
QMall
LINK-USDT$26.42
0.0079051 Eth
$10,387,889.00
402,215.515 LINK
0.8406%
27
Hotcoin
LINK-USDT$26.46
0.0079169 Eth
$10,141,469.00
383,276.300 LINK
0.8010%
28
Coinbase Exchange
LINK-EUR$26.40
0.0078997 Eth
$9,212,094.00
348,979.180 LINK
0.7293%
29
Coinbase Exchange
LINK-GBP$26.42
0.0079068 Eth
$8,326,530.00
315,149.040 LINK
0.6586%
30
Dex-Trade
LINK-USDT$26.74
0.0080126 Eth
$8,254,775.00
308,723.860 LINK
0.6452%
31
Bitvavo
LINK-EUR$26.46
0.0079169 Eth
$7,502,750.00
283,564.610 LINK
0.5926%
32
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$26.57
0.0079502 Eth
$5,901,752.00
226,345.548 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.4730%
33
CoinEx
LINK-USDT$26.35
0.0078897 Eth
$5,756,139.00
224,060.141 LINK
0.4682%
34
FMCPAY
LINK-USDT$26.47
0.0079207 Eth
$4,698,390.00
182,597.006 LINK
0.3816%
35
WhiteBIT
LINK-BTC$26.42
0.0079063 Eth
$4,615,511.00
174,697.540 LINK
0.3651%
36
Bitstamp
LINK-USD$26.39
0.0079008 Eth
$4,039,121.00
153,054.968 LINK
0.3199%
37
PointPay
LINK-USDT$26.41
0.0079011 Eth
$4,036,471.00
156,189.857 LINK
0.3264%
38
WhiteBIT
LINK-TRY$26.37
0.0078943 Eth
$4,016,268.00
152,299.150 LINK
0.3183%
39
Phemex
LINK-USDT$26.38
0.0078971 Eth
$2,719,430.00
103,096.140 LINK
0.2155%
40
EXMO
LINK-USDT$26.38
0.0078981 Eth
$2,415,983.00
91,583.754 LINK
0.1914%
41
Coinbase Exchange
LINK-USDT$26.42
0.0079056 Eth
$2,371,625.00
89,774.250 LINK
0.1876%
42
FMCPAY
LINK-ETH$26.39
0.0079015 Eth
$2,312,797.00
88,804.160 LINK
0.1856%
43
Kraken
LINK-EUR$26.41
0.0079060 Eth
$2,266,807.00
85,845.496 LINK
0.1794%
44
Gemini
LINK-USD$26.36
0.0078916 Eth
$2,157,446.00
81,847.385 LINK
0.1710%
45
BitStorage
LINK-USDT$26.34
0.0078855 Eth
$2,048,752.00
77,787.570 LINK
0.1626%
46
Bitbank
LINK-JPY$26.46
0.0079196 Eth
$1,999,047.00
75,553.657 LINK
0.1579%
47
Uniswap V3 (Ethereum)
0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984-0X514910771AF9CA656AF840DFF83E8264ECF986CA$26.42
0.0079104 Eth
$1,901,538.00
138,376.040 0X1F9840A85D5AF5BF1D1762F925BDADDC4201F984
0.2892%
48
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$26.51
0.0079337 Eth
$1,887,607.00
72,522.430 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1516%
49
FMCPAY
LINK-BTC$26.42
0.0079080 Eth
$1,810,298.00
69,524.200 LINK
0.1453%
50
AscendEX (BitMax)
LINK-USDT$26.40
0.0079057 Eth
$1,795,442.00
67,998.900 LINK
0.1421%
51
Kraken
LINK-USDT$26.38
0.0078974 Eth
$1,789,113.00
67,828.251 LINK
0.1417%
52
EarnBIT
LINK-USDT$26.48
0.0079223 Eth
$1,653,912.00
64,007.008 LINK
0.1338%
53
Binance
LINK-ETH$26.60
0.0079591 Eth
$1,624,317.00
62,122.400 LINK
0.1298%
54
QMall
LINK-USDC$26.41
0.0079037 Eth
$1,584,277.00
60,680.767 LINK
0.1268%
55
BigONE
LINK-USDT$26.54
0.0079450 Eth
$1,508,348.00
56,843.340 LINK
0.1188%
56
Binance
LINK-TRY$26.41
0.0079066 Eth
$1,490,220.00
57,330.960 LINK
0.1198%
57
WhiteBIT
LINK-EUR$26.53
0.0079398 Eth
$1,466,311.00
55,279.080 LINK
0.1155%
58
Quickswap (v3)
0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39$26.51
0.0079366 Eth
$1,366,342.00
1,323,305.843 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359
2.7655%
59
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0XFD086BC7CD5C481DCC9C85EBE478A1C0B69FCBB9$26.50
0.0079302 Eth
$1,283,212.00
50,043.398 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.1046%
60
Quickswap (v3)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$26.41
0.0079077 Eth
$1,244,414.00
47,949.395 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.1002%
61
itBit
LINK-USD$26.40
0.0079045 Eth
$1,240,540.00
46,990.165 LINK
0.0982%
62
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X0D500B1D8E8EF31E21C99D1DB9A6444D3ADF1270$26.57
0.0079497 Eth
$1,211,892.00
46,908.822 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0980%
63
Bybit
LINK-USDC$26.37
0.0078948 Eth
$1,197,933.00
46,165.647 LINK
0.0965%
64
Nonkyc.io
LINK-USDT$26.33
0.0078816 Eth
$1,156,502.00
45,424.884 LINK
0.0949%
65
Camelot V3
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X82AF49447D8A07E3BD95BD0D56F35241523FBAB1$26.87
0.0080411 Eth
$1,111,301.00
42,122.840 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0880%
66
Uniswap V3 (Polygon)
0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359-0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39$26.52
0.0079351 Eth
$1,100,243.00
1,069,439.826 0X3C499C542CEF5E3811E1192CE70D8CC03D5C3359
2.2349%
67
Binance
LINK-EUR$26.44
0.0079152 Eth
$1,031,553.00
39,893.260 LINK
0.0834%
68
DeGate
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$26.49
0.0079348 Eth
$930,217.00
35,979.096 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0752%
69
OKX
LINK-USDC$26.35
0.0078904 Eth
$872,576.00
33,443.931 LINK
0.0699%
70
GMO Japan
LINK-JPY$26.38
0.0078959 Eth
$815,552.00
30,910.400 LINK
0.0646%
71
Trubit
LINK-USDT$26.42
0.0079066 Eth
$801,799.00
31,174.980 LINK
0.0652%
72
LATOKEN
LINK-BTC$26.36
0.0078934 Eth
$797,084.00
30,233.238 LINK
0.0632%
73
Uniswap V3 (Polygon)
0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39-0X7CEB23FD6BC0ADD59E62AC25578270CFF1B9F619$26.47
0.0079198 Eth
$727,571.00
27,889.948 0X53E0BCA35EC356BD5DDDFEBBD1FC0FD03FABAD39
0.0583%
74
Coinbase Exchange
LINK-ETH$26.40
0.0079035 Eth
$715,086.00
27,088.590 LINK
0.0566%
75
BitMart
LINK-BTC$26.42
0.0079079 Eth
$713,313.00
27,002.640 LINK
0.0564%
76
HashKey Exchange
LINK-USD$26.47
0.0079214 Eth
$591,837.00
22,802.083 LINK
0.0477%
77
Coinbase Exchange
LINK-BTC$26.38
0.0078947 Eth
$518,466.00
19,657.140 LINK
0.0411%
78
BitDelta
LINK-USDT$26.37
0.0078938 Eth
$507,684.00
19,787.000 LINK
0.0414%
79
Bitkub
LINK-THB$26.53
0.0079393 Eth
$477,261.00
17,991.752 LINK
0.0376%
80
bitcastle
LINK-USDT$26.39
0.0078998 Eth
$471,118.00
18,252.030 LINK
0.0381%
81
XT.COM
LINK-ETH$26.41
0.0079039 Eth
$454,940.00
17,393.000 LINK
0.0363%
82
Slex
LINK-BTC$26.39
0.0078981 Eth
$451,186.00
17,186.500 LINK
0.0359%
83
Slex
LINK-ETH$26.42
0.0079069 Eth
$445,251.00
17,105.600 LINK
0.0357%
84
Hotcoin
LINK-BTC$26.44
0.0079121 Eth
$397,596.00
15,035.380 LINK
0.0314%
85
Uniswap V3 (Optimism)
0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6-0X4200000000000000000000000000000000000006$26.38
0.0078985 Eth
$354,345.00
13,646.852 0X350A791BFC2C21F9ED5D10980DAD2E2638FFA7F6
0.0285%
86
BitStorage
LINK-ETH$26.64
0.0079702 Eth
$351,683.00
13,201.380 LINK
0.0276%
87
Uniswap V3 (Ethereum)
0X514910771AF9CA656AF840DFF83E8264ECF986CA-0XA0B86991C6218B36C1D19D4A2E9EB0CE3606EB48$26.42
0.0079104 Eth
$314,270.00
12,292.823 0X514910771AF9CA656AF840DFF83E8264ECF986CA
0.0257%
88
PointPay
LINK-BTC$26.45
0.0079161 Eth
$303,832.00
11,549.616 LINK
0.0241%
89
Uniswap V3 (Arbitrum One)
0XAF88D065E77C8CC2239327C5EDB3A432268E5831-0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4$26.57
0.0079502 Eth
$274,473.00
265,492.293 0XAF88D065E77C8CC2239327C5EDB3A432268E5831
0.5548%
90
Binance US
LINK-USDT$26.44
0.0079131 Eth
$273,254.00
10,335.243 LINK
0.0216%
91
Mercado Bitcoin
LINK-BRL$26.57
0.0079538 Eth
$266,826.00
10,042.482 LINK
0.0210%
92
KuCoin
LINK-USDC$26.40
0.0079057 Eth
$241,196.00
9,134.776 LINK
0.0191%
93
Kraken
LINK-GBP$26.36
0.0078916 Eth
$238,591.00
9,052.016 LINK
0.0189%
94
Bitso
LINK-USD$26.40
0.0079051 Eth
$231,406.00
8,763.941 LINK
0.0183%
95
Uniswap V3 (Arbitrum One)
0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4-0X2F2A2543B76A4166549F7AAB2E75BEF0AEFC5B0F$26.49
0.0079276 Eth
$217,028.00
8,331.323 0XF97F4DF75117A78C1A5A0DBB814AF92458539FB4
0.0174%
96
PancakeSwap (v2)
0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD-0XBB4CDB9CBD36B01BD1CBAEBF2DE08D9173BC095C$26.62
0.0079647 Eth
$211,565.00
8,113.691 0XF8A0BF9CF54BB92F17374D9E9A321E6A111A51BD
0.0170%
97
KuCoin
LINK-BTC$26.36
0.0078913 Eth
$210,860.00
8,000.454 LINK
0.0167%
98
Kraken
LINK-ETH$26.42
0.0079111 Eth
$182,720.00
6,915.244 LINK
0.0145%
99
Coins.ph
LINK-PHP$26.78
0.0080133 Eth
$138,619.00
5,358.386 LINK
0.0112%
100
BTCMarkets
LINK-AUD$26.42
0.0079105 Eth
$122,962.00
4,653.926 LINK
0.0097%

Contract Source Code Verified (Exact Match)

Contract Name:
LinkToken

Compiler Version
v0.4.16+commit.d7661dd9

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion, Audited

Contract Source Code (Solidity)Audit Report

/**
 *Submitted for verification at Etherscan.io on 2017-09-23
*/

pragma solidity ^0.4.16;


/**
 * @title SafeMath
 * @dev Math operations with safety checks that throw on error
 */
library SafeMath {
  function mul(uint256 a, uint256 b) internal constant returns (uint256) {
    uint256 c = a * b;
    assert(a == 0 || c / a == b);
    return c;
  }

  function div(uint256 a, uint256 b) internal constant 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;
  }

  function sub(uint256 a, uint256 b) internal constant returns (uint256) {
    assert(b <= a);
    return a - b;
  }

  function add(uint256 a, uint256 b) internal constant returns (uint256) {
    uint256 c = a + b;
    assert(c >= a);
    return c;
  }
}


/**
 * @title ERC20Basic
 * @dev Simpler version of ERC20 interface
 * @dev see https://github.com/ethereum/EIPs/issues/179
 */
contract ERC20Basic {
  uint256 public totalSupply;
  function balanceOf(address who) constant returns (uint256);
  function transfer(address to, uint256 value) returns (bool);
  event Transfer(address indexed from, address indexed to, uint256 value);
}
/**
 * @title ERC20 interface
 * @dev see https://github.com/ethereum/EIPs/issues/20
 */
contract ERC20 is ERC20Basic {
  function allowance(address owner, address spender) constant returns (uint256);
  function transferFrom(address from, address to, uint256 value) returns (bool);
  function approve(address spender, uint256 value) returns (bool);
  event Approval(address indexed owner, address indexed spender, uint256 value);
}

contract ERC677 is ERC20 {
  function transferAndCall(address to, uint value, bytes data) returns (bool success);

  event Transfer(address indexed from, address indexed to, uint value, bytes data);
}

contract ERC677Receiver {
  function onTokenTransfer(address _sender, uint _value, bytes _data);
}

/**
 * @title Basic token
 * @dev Basic version of StandardToken, with no allowances. 
 */
contract BasicToken is ERC20Basic {
  using SafeMath for uint256;

  mapping(address => uint256) balances;

  /**
  * @dev transfer token for a specified address
  * @param _to The address to transfer to.
  * @param _value The amount to be transferred.
  */
  function transfer(address _to, uint256 _value) returns (bool) {
    balances[msg.sender] = balances[msg.sender].sub(_value);
    balances[_to] = balances[_to].add(_value);
    Transfer(msg.sender, _to, _value);
    return true;
  }

  /**
  * @dev Gets the balance of the specified address.
  * @param _owner The address to query the the balance of. 
  * @return An uint256 representing the amount owned by the passed address.
  */
  function balanceOf(address _owner) constant returns (uint256 balance) {
    return balances[_owner];
  }

}


/**
 * @title Standard ERC20 token
 *
 * @dev Implementation of the basic standard token.
 * @dev https://github.com/ethereum/EIPs/issues/20
 * @dev Based on code by FirstBlood: https://github.com/Firstbloodio/token/blob/master/smart_contract/FirstBloodToken.sol
 */
contract StandardToken is ERC20, BasicToken {

  mapping (address => mapping (address => uint256)) allowed;


  /**
   * @dev Transfer tokens from one address to another
   * @param _from address The address which you want to send tokens from
   * @param _to address The address which you want to transfer to
   * @param _value uint256 the amount of tokens to be transferred
   */
  function transferFrom(address _from, address _to, uint256 _value) returns (bool) {
    var _allowance = allowed[_from][msg.sender];

    // Check is not needed because sub(_allowance, _value) will already throw if this condition is not met
    // require (_value <= _allowance);

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

  /**
   * @dev Approve the passed address to spend the specified amount of tokens on behalf of msg.sender.
   * @param _spender The address which will spend the funds.
   * @param _value The amount of tokens to be spent.
   */
  function approve(address _spender, uint256 _value) returns (bool) {
    allowed[msg.sender][_spender] = _value;
    Approval(msg.sender, _spender, _value);
    return true;
  }

  /**
   * @dev Function to check the amount of tokens that an owner allowed to a spender.
   * @param _owner address The address which owns the funds.
   * @param _spender address The address which will spend the funds.
   * @return A uint256 specifying the amount of tokens still available for the spender.
   */
  function allowance(address _owner, address _spender) constant returns (uint256 remaining) {
    return allowed[_owner][_spender];
  }
  
    /*
   * approve should be called when allowed[_spender] == 0. To increment
   * allowed value is better to use this function to avoid 2 calls (and wait until 
   * the first transaction is mined)
   * From MonolithDAO Token.sol
   */
  function increaseApproval (address _spender, uint _addedValue) 
    returns (bool success) {
    allowed[msg.sender][_spender] = allowed[msg.sender][_spender].add(_addedValue);
    Approval(msg.sender, _spender, allowed[msg.sender][_spender]);
    return true;
  }

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

}

contract ERC677Token is ERC677 {

  /**
  * @dev transfer token to a contract address with additional data if the recipient is a contact.
  * @param _to The address to transfer to.
  * @param _value The amount to be transferred.
  * @param _data The extra data to be passed to the receiving contract.
  */
  function transferAndCall(address _to, uint _value, bytes _data)
    public
    returns (bool success)
  {
    super.transfer(_to, _value);
    Transfer(msg.sender, _to, _value, _data);
    if (isContract(_to)) {
      contractFallback(_to, _value, _data);
    }
    return true;
  }


  // PRIVATE

  function contractFallback(address _to, uint _value, bytes _data)
    private
  {
    ERC677Receiver receiver = ERC677Receiver(_to);
    receiver.onTokenTransfer(msg.sender, _value, _data);
  }

  function isContract(address _addr)
    private
    returns (bool hasCode)
  {
    uint length;
    assembly { length := extcodesize(_addr) }
    return length > 0;
  }

}

contract LinkToken is StandardToken, ERC677Token {

  uint public constant totalSupply = 10**27;
  string public constant name = 'ChainLink Token';
  uint8 public constant decimals = 18;
  string public constant symbol = 'LINK';

  function LinkToken()
    public
  {
    balances[msg.sender] = totalSupply;
  }

  /**
  * @dev transfer token to a specified address with additional data if the recipient is a contract.
  * @param _to The address to transfer to.
  * @param _value The amount to be transferred.
  * @param _data The extra data to be passed to the receiving contract.
  */
  function transferAndCall(address _to, uint _value, bytes _data)
    public
    validRecipient(_to)
    returns (bool success)
  {
    return super.transferAndCall(_to, _value, _data);
  }

  /**
  * @dev transfer token to a specified address.
  * @param _to The address to transfer to.
  * @param _value The amount to be transferred.
  */
  function transfer(address _to, uint _value)
    public
    validRecipient(_to)
    returns (bool success)
  {
    return super.transfer(_to, _value);
  }

  /**
   * @dev Approve the passed address to spend the specified amount of tokens on behalf of msg.sender.
   * @param _spender The address which will spend the funds.
   * @param _value The amount of tokens to be spent.
   */
  function approve(address _spender, uint256 _value)
    public
    validRecipient(_spender)
    returns (bool)
  {
    return super.approve(_spender,  _value);
  }

  /**
   * @dev Transfer tokens from one address to another
   * @param _from address The address which you want to send tokens from
   * @param _to address The address which you want to transfer to
   * @param _value uint256 the amount of tokens to be transferred
   */
  function transferFrom(address _from, address _to, uint256 _value)
    public
    validRecipient(_to)
    returns (bool)
  {
    return super.transferFrom(_from, _to, _value);
  }


  // MODIFIERS

  modifier validRecipient(address _recipient) {
    require(_recipient != address(0) && _recipient != address(this));
    _;
  }

}

Contract Security Audit

Contract ABI

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Deployed Bytecode

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Swarm Source

bzzr://c5f438ff94e5ddaf2058efa0019e246c636c37a622e04bb67827c7374acad8d6
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