Contract 0xd248B0D48E44aaF9c49aea0312be7E13a6dc1468 2

 

Contract Overview

Status: Old Genesis Token
Balance:
0 Ether

EtherValue:
$0.00

Token:
 
Txn Hash
Method
Block
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0x0825ed2f51d8ca9c968671cc7ad6bcdb9bdadfe49ebf0ac9223d26ff9d3dab5bTransfer108085372020-09-06 14:34:17821 days 20 hrs agoMyEtherWallet: Old Address IN  Status: Old Genesis Token0 Ether0.002783121
0xf4de62fdf1e9d868ed5ee34c1ff21c81c7bb380e897859ecc73d8a25d0de8f25Transfer82466882019-07-29 16:55:501226 days 18 hrs ago0x24b139e561874594b738c2735a24b8ea52b82571 IN  Status: Old Genesis Token0 Ether0.0000231
0xc28a8c23c0bef383dc9ee75e7d785d58b3038c6d5a73e5e68db9d85d9808a70aTransfer74970132019-04-03 18:58:001343 days 16 hrs ago0x0008c3707f06caf0abf7e7ab296c844851610ccf IN  Status: Old Genesis Token0 Ether0.0004587220
0x1b691371b986f72b00dcbdeaf93905080d36df072d7dd29aded6d35824882884Transfer74969552019-04-03 18:47:551343 days 16 hrs ago0x0008c3707f06caf0abf7e7ab296c844851610ccf IN  Status: Old Genesis Token0 Ether0.0002293610
0xfc4c0c81a6100d0c988d462911e99c686a563d02c3e2642b329e61e305a518beTransfer61763272018-08-19 15:54:371570 days 19 hrs ago0xe0442e10c6fe81ba7958fd6c2dafdd6990493fa1 IN  Status: Old Genesis Token0 Ether0.0011895550
0x499c6baa223aef554dc010a14028459ed3291e29472042638fdb8c254388c8f7Transfer59983022018-07-20 13:37:211600 days 21 hrs ago0xf32e350c0099d07c44f3015002e087e9161160ba IN  Status: Old Genesis Token0 Ether00
0x9e7e0376c779ffdb0346ea42a9e66b3048f55b33c8aef79c5baa3fe410c73b0eTransfer59503782018-07-12 11:02:191608 days 23 hrs ago0xf32e350c0099d07c44f3015002e087e9161160ba IN  Status: Old Genesis Token0 Ether00
0x798cce0a3f70fd126b8ba9b59c728ee0d3b5a720bfcf105cf592a624177e74b9Transfer59442862018-07-11 10:41:261610 days 18 mins ago0xf32e350c0099d07c44f3015002e087e9161160ba IN  Status: Old Genesis Token0 Ether00
0x011c2d35b68515718d8dd5e488be69237efd017732c66a1b5823e8cf9f475c02Transfer59442532018-07-11 10:32:401610 days 26 mins ago0xf32e350c0099d07c44f3015002e087e9161160ba IN  Status: Old Genesis Token0 Ether00
0x27f229fa17916ce605f0e87e68ddaac8b77bf37a06bb0f32ec7a2c345aa3805cTransfer59397802018-07-10 16:01:241610 days 18 hrs ago0xf32e350c0099d07c44f3015002e087e9161160ba IN  Status: Old Genesis Token0 Ether00
0x41a4ac9d56e988529f7dc06bc567f53cd6d2a5c6ec5964ac6a4a571627326e68Transfer59389582018-07-10 12:33:411610 days 22 hrs ago0xf32e350c0099d07c44f3015002e087e9161160ba IN  Status: Old Genesis Token0 Ether00
0x486172a9cf6c7561b7ace01a59cdfb76c1e9f128022583251b687869dbf249c0Transfer59385322018-07-10 10:48:201611 days 11 mins ago0xf32e350c0099d07c44f3015002e087e9161160ba IN  Status: Old Genesis Token0 Ether00
0xbb238ad37eae5e11d4253f8953208a4512bc7d3d2c4bc25924e662e2509b6dd3Transfer59038692018-07-04 11:28:191616 days 23 hrs ago0xf32e350c0099d07c44f3015002e087e9161160ba IN  Status: Old Genesis Token0 Ether00
0xefaa97c237166723dbd409a3923af6732e1cd0dc1ece70029a76edea75fa8c83Transfer58994992018-07-03 17:31:011617 days 17 hrs ago0xf32e350c0099d07c44f3015002e087e9161160ba IN  Status: Old Genesis Token0 Ether00
0x5fa55586c4b7f4387e3096a777ac21785e911eae267014779c2739efe3dc2c67Transfer55198092018-04-28 9:17:401684 days 1 hr ago0x0067a53b3eebb967e2831cf5f9e2b2310c5ca1c9 IN  Status: Old Genesis Token0 Ether0.0009754341
0x59d3d7aa2e3c24ee088babdc35806dfe05bbd859310de0ee344dd9409a2829e4Transfer51680252018-02-27 23:12:011743 days 11 hrs ago0x337e47d72c03399a303ffbeafb110537348a24f9 IN  Status: Old Genesis Token0 Ether0.0002379110
0xe337ce2c987cb1e73790c4a28fe469b3fc620839107b61d47dd3a6a51b85fdcfTransfer49982282018-01-30 6:18:391772 days 4 hrs ago0x5946d24a2bb9fb2e0cc808e70a0cc838b33b023c IN  Status: Old Genesis Token0 Ether0.000477120
0xe566833d3d87b564e359ec642b56a215cc615b6f11bf7a8225b1830a01c05a25Transfer49486002018-01-21 21:46:161780 days 13 hrs ago0x0ff48bdbf9c4cac4c76e88462ac56a62b00f7dbb IN  Status: Old Genesis Token0 Ether0.0007375231
0x901c94c4bdfd16a2ef1082d83765d39a02d75f487e97a6baf80de77fc1a86650Transfer49268802018-01-18 2:52:071784 days 8 hrs ago0x84a6fc38d3f8370f00827409188400e979fc8bb4 IN  Status: Old Genesis Token0 Ether0.0009754341
0xe7eea70d3c780dfceb7de8442c4db967a2c3c0f97dbd7f8dc7b5f799669621adTransfer49100552018-01-15 1:30:441787 days 9 hrs ago0x7dafd53aee8982ab1d767830c2fe50f62e3a98e6 IN  Status: Old Genesis Token0 Ether0.0007137330
0x438b63c5c5a092e81a0abff435591a7e76f36719806568b190db2adeb700ec6eTransfer49100282018-01-15 1:24:461787 days 9 hrs ago0x7dafd53aee8982ab1d767830c2fe50f62e3a98e6 IN  Status: Old Genesis Token0 Ether0.0007137330
0xa56a4c4c22616dc69b451193e40ce65d6a58b667cbcd372045d75ba5145bb035Transfer49019542018-01-13 14:15:211788 days 20 hrs ago0x67e63e5d804d47d80489d546475ecf89980a75a2 IN  Status: Old Genesis Token0 Ether0.0009516440
0x0a23c98c489ec3163d861c104a4ba8619e896ee0f54fbd81f3f9c0d500eada1eTransfer49003422018-01-13 7:19:531789 days 3 hrs ago0x594bc91c8aa9cc18d28f0de4f761c0f8c43548f7 IN  Status: Old Genesis Token0 Ether0.0007137330
0x6a86ac90a3e6c76d96a9cc2e566bf4edc3be29da60704d9b1fbb49303ae395adTransfer48825082018-01-10 0:21:021792 days 10 hrs ago0xbae0deb502c3784136b43427129d88cd3923aab1 IN  Status: Old Genesis Token0 Ether0.0009516440
0x150eb2606c7d25abcbcc7e69ddf52e5c86c667deba6c85071618e24158183d57Transfer48433022018-01-02 19:34:381799 days 15 hrs ago0x0035f5fa0aadaed083e5f4fb8fae40624772091c IN  Status: Old Genesis Token0 Ether0.0004996121
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Contract Source Code Verified (Exact Match)

Contract Name:
SGT

Compiler Version
v0.4.11+commit.68ef5810

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion

Contract Source Code (Solidity)

/**
 *Submitted for verification at Etherscan.io on 2017-05-18
*/

pragma solidity ^0.4.8;

/*
    Copyright 2016, Jordi Baylina

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

/// @title MiniMeToken Contract
/// @author Jordi Baylina
/// @dev This token contract's goal is to make it easy for anyone to clone this
///  token using the token distribution at a given block, this will allow DAO's
///  and DApps to upgrade their features in a decentralized manner without
///  affecting the original token
/// @dev It is ERC20 compliant, but still needs to under go further testing.


/// @dev The token controller contract must implement these functions
contract TokenController {
    /// @notice Called when `_owner` sends ether to the MiniMe Token contract
    /// @param _owner The address that sent the ether to create tokens
    /// @return True if the ether is accepted, false if it throws
    function proxyPayment(address _owner) payable returns(bool);

    /// @notice Notifies the controller about a token transfer allowing the
    ///  controller to react if desired
    /// @param _from The origin of the transfer
    /// @param _to The destination of the transfer
    /// @param _amount The amount of the transfer
    /// @return False if the controller does not authorize the transfer
    function onTransfer(address _from, address _to, uint _amount) returns(bool);

    /// @notice Notifies the controller about an approval allowing the
    ///  controller to react if desired
    /// @param _owner The address that calls `approve()`
    /// @param _spender The spender in the `approve()` call
    /// @param _amount The amount in the `approve()` call
    /// @return False if the controller does not authorize the approval
    function onApprove(address _owner, address _spender, uint _amount)
        returns(bool);
}

contract Controlled {
    /// @notice The address of the controller is the only address that can call
    ///  a function with this modifier
    modifier onlyController { if (msg.sender != controller) throw; _; }

    address public controller;

    function Controlled() { controller = msg.sender;}

    /// @notice Changes the controller of the contract
    /// @param _newController The new controller of the contract
    function changeController(address _newController) onlyController {
        controller = _newController;
    }
}

contract ApproveAndCallFallBack {
    function receiveApproval(address from, uint256 _amount, address _token, bytes _data);
}

/// @dev The actual token contract, the default controller is the msg.sender
///  that deploys the contract, so usually this token will be deployed by a
///  token controller contract, which Giveth will call a "Campaign"
contract MiniMeToken is Controlled {

    string public name;                //The Token's name: e.g. DigixDAO Tokens
    uint8 public decimals;             //Number of decimals of the smallest unit
    string public symbol;              //An identifier: e.g. REP
    string public version = 'MMT_0.1'; //An arbitrary versioning scheme


    /// @dev `Checkpoint` is the structure that attaches a block number to a
    ///  given value, the block number attached is the one that last changed the
    ///  value
    struct  Checkpoint {

        // `fromBlock` is the block number that the value was generated from
        uint128 fromBlock;

        // `value` is the amount of tokens at a specific block number
        uint128 value;
    }

    // `parentToken` is the Token address that was cloned to produce this token;
    //  it will be 0x0 for a token that was not cloned
    MiniMeToken public parentToken;

    // `parentSnapShotBlock` is the block number from the Parent Token that was
    //  used to determine the initial distribution of the Clone Token
    uint public parentSnapShotBlock;

    // `creationBlock` is the block number that the Clone Token was created
    uint public creationBlock;

    // `balances` is the map that tracks the balance of each address, in this
    //  contract when the balance changes the block number that the change
    //  occurred is also included in the map
    mapping (address => Checkpoint[]) balances;

    // `allowed` tracks any extra transfer rights as in all ERC20 tokens
    mapping (address => mapping (address => uint256)) allowed;

    // Tracks the history of the `totalSupply` of the token
    Checkpoint[] totalSupplyHistory;

    // Flag that determines if the token is transferable or not.
    bool public transfersEnabled;

    // The factory used to create new clone tokens
    MiniMeTokenFactory public tokenFactory;

////////////////
// Constructor
////////////////

    /// @notice Constructor to create a MiniMeToken
    /// @param _tokenFactory The address of the MiniMeTokenFactory contract that
    ///  will create the Clone token contracts, the token factory needs to be
    ///  deployed first
    /// @param _parentToken Address of the parent token, set to 0x0 if it is a
    ///  new token
    /// @param _parentSnapShotBlock Block of the parent token that will
    ///  determine the initial distribution of the clone token, set to 0 if it
    ///  is a new token
    /// @param _tokenName Name of the new token
    /// @param _decimalUnits Number of decimals of the new token
    /// @param _tokenSymbol Token Symbol for the new token
    /// @param _transfersEnabled If true, tokens will be able to be transferred
    function MiniMeToken(
        address _tokenFactory,
        address _parentToken,
        uint _parentSnapShotBlock,
        string _tokenName,
        uint8 _decimalUnits,
        string _tokenSymbol,
        bool _transfersEnabled
    ) {
        tokenFactory = MiniMeTokenFactory(_tokenFactory);
        name = _tokenName;                                 // Set the name
        decimals = _decimalUnits;                          // Set the decimals
        symbol = _tokenSymbol;                             // Set the symbol
        parentToken = MiniMeToken(_parentToken);
        parentSnapShotBlock = _parentSnapShotBlock;
        transfersEnabled = _transfersEnabled;
        creationBlock = block.number;
    }


///////////////////
// ERC20 Methods
///////////////////

    /// @notice Send `_amount` tokens to `_to` from `msg.sender`
    /// @param _to The address of the recipient
    /// @param _amount The amount of tokens to be transferred
    /// @return Whether the transfer was successful or not
    function transfer(address _to, uint256 _amount) returns (bool success) {
        if (!transfersEnabled) throw;
        return doTransfer(msg.sender, _to, _amount);
    }

    /// @notice Send `_amount` tokens to `_to` from `_from` on the condition it
    ///  is approved by `_from`
    /// @param _from The address holding the tokens being transferred
    /// @param _to The address of the recipient
    /// @param _amount The amount of tokens to be transferred
    /// @return True if the transfer was successful
    function transferFrom(address _from, address _to, uint256 _amount
    ) returns (bool success) {

        // The controller of this contract can move tokens around at will,
        //  this is important to recognize! Confirm that you trust the
        //  controller of this contract, which in most situations should be
        //  another open source smart contract or 0x0
        if (msg.sender != controller) {
            if (!transfersEnabled) throw;

            // The standard ERC 20 transferFrom functionality
            if (allowed[_from][msg.sender] < _amount) return false;
            allowed[_from][msg.sender] -= _amount;
        }
        return doTransfer(_from, _to, _amount);
    }

    /// @dev This is the actual transfer function in the token contract, it can
    ///  only be called by other functions in this contract.
    /// @param _from The address holding the tokens being transferred
    /// @param _to The address of the recipient
    /// @param _amount The amount of tokens to be transferred
    /// @return True if the transfer was successful
    function doTransfer(address _from, address _to, uint _amount
    ) internal returns(bool) {

           if (_amount == 0) {
               return true;
           }

           if (parentSnapShotBlock >= block.number) throw;

           // Do not allow transfer to 0x0 or the token contract itself
           if ((_to == 0) || (_to == address(this))) throw;

           // If the amount being transfered is more than the balance of the
           //  account the transfer returns false
           var previousBalanceFrom = balanceOfAt(_from, block.number);
           if (previousBalanceFrom < _amount) {
               return false;
           }

           // Alerts the token controller of the transfer
           if (isContract(controller)) {
               if (!TokenController(controller).onTransfer(_from, _to, _amount))
               throw;
           }

           // First update the balance array with the new value for the address
           //  sending the tokens
           updateValueAtNow(balances[_from], previousBalanceFrom - _amount);

           // Then update the balance array with the new value for the address
           //  receiving the tokens
           var previousBalanceTo = balanceOfAt(_to, block.number);
           if (previousBalanceTo + _amount < previousBalanceTo) throw; // Check for overflow
           updateValueAtNow(balances[_to], previousBalanceTo + _amount);

           // An event to make the transfer easy to find on the blockchain
           Transfer(_from, _to, _amount);

           return true;
    }

    /// @param _owner The address that's balance is being requested
    /// @return The balance of `_owner` at the current block
    function balanceOf(address _owner) constant returns (uint256 balance) {
        return balanceOfAt(_owner, block.number);
    }

    /// @notice `msg.sender` approves `_spender` to spend `_amount` tokens on
    ///  its behalf. This is a modified version of the ERC20 approve function
    ///  to be a little bit safer
    /// @param _spender The address of the account able to transfer the tokens
    /// @param _amount The amount of tokens to be approved for transfer
    /// @return True if the approval was successful
    function approve(address _spender, uint256 _amount) returns (bool success) {
        if (!transfersEnabled) throw;

        // To change the approve amount you first have to reduce the addresses`
        //  allowance to zero by calling `approve(_spender,0)` if it is not
        //  already 0 to mitigate the race condition described here:
        //  https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729
        if ((_amount!=0) && (allowed[msg.sender][_spender] !=0)) throw;

        // Alerts the token controller of the approve function call
        if (isContract(controller)) {
            if (!TokenController(controller).onApprove(msg.sender, _spender, _amount))
                throw;
        }

        allowed[msg.sender][_spender] = _amount;
        Approval(msg.sender, _spender, _amount);
        return true;
    }

    /// @dev This function makes it easy to read the `allowed[]` map
    /// @param _owner The address of the account that owns the token
    /// @param _spender The address of the account able to transfer the tokens
    /// @return Amount of remaining tokens of _owner that _spender is allowed
    ///  to spend
    function allowance(address _owner, address _spender
    ) constant returns (uint256 remaining) {
        return allowed[_owner][_spender];
    }

    /// @notice `msg.sender` approves `_spender` to send `_amount` tokens on
    ///  its behalf, and then a function is triggered in the contract that is
    ///  being approved, `_spender`. This allows users to use their tokens to
    ///  interact with contracts in one function call instead of two
    /// @param _spender The address of the contract able to transfer the tokens
    /// @param _amount The amount of tokens to be approved for transfer
    /// @return True if the function call was successful
    function approveAndCall(address _spender, uint256 _amount, bytes _extraData
    ) returns (bool success) {
        if (!approve(_spender, _amount)) throw;

        ApproveAndCallFallBack(_spender).receiveApproval(
            msg.sender,
            _amount,
            this,
            _extraData
        );

        return true;
    }

    /// @dev This function makes it easy to get the total number of tokens
    /// @return The total number of tokens
    function totalSupply() constant returns (uint) {
        return totalSupplyAt(block.number);
    }


////////////////
// Query balance and totalSupply in History
////////////////

    /// @dev Queries the balance of `_owner` at a specific `_blockNumber`
    /// @param _owner The address from which the balance will be retrieved
    /// @param _blockNumber The block number when the balance is queried
    /// @return The balance at `_blockNumber`
    function balanceOfAt(address _owner, uint _blockNumber) constant
        returns (uint) {

        // These next few lines are used when the balance of the token is
        //  requested before a check point was ever created for this token, it
        //  requires that the `parentToken.balanceOfAt` be queried at the
        //  genesis block for that token as this contains initial balance of
        //  this token
        if ((balances[_owner].length == 0)
            || (balances[_owner][0].fromBlock > _blockNumber)) {
            if (address(parentToken) != 0) {
                return parentToken.balanceOfAt(_owner, min(_blockNumber, parentSnapShotBlock));
            } else {
                // Has no parent
                return 0;
            }

        // This will return the expected balance during normal situations
        } else {
            return getValueAt(balances[_owner], _blockNumber);
        }
    }

    /// @notice Total amount of tokens at a specific `_blockNumber`.
    /// @param _blockNumber The block number when the totalSupply is queried
    /// @return The total amount of tokens at `_blockNumber`
    function totalSupplyAt(uint _blockNumber) constant returns(uint) {

        // These next few lines are used when the totalSupply of the token is
        //  requested before a check point was ever created for this token, it
        //  requires that the `parentToken.totalSupplyAt` be queried at the
        //  genesis block for this token as that contains totalSupply of this
        //  token at this block number.
        if ((totalSupplyHistory.length == 0)
            || (totalSupplyHistory[0].fromBlock > _blockNumber)) {
            if (address(parentToken) != 0) {
                return parentToken.totalSupplyAt(min(_blockNumber, parentSnapShotBlock));
            } else {
                return 0;
            }

        // This will return the expected totalSupply during normal situations
        } else {
            return getValueAt(totalSupplyHistory, _blockNumber);
        }
    }

////////////////
// Clone Token Method
////////////////

    /// @notice Creates a new clone token with the initial distribution being
    ///  this token at `_snapshotBlock`
    /// @param _cloneTokenName Name of the clone token
    /// @param _cloneDecimalUnits Number of decimals of the smallest unit
    /// @param _cloneTokenSymbol Symbol of the clone token
    /// @param _snapshotBlock Block when the distribution of the parent token is
    ///  copied to set the initial distribution of the new clone token;
    ///  if the block is zero than the actual block, the current block is used
    /// @param _transfersEnabled True if transfers are allowed in the clone
    /// @return The address of the new MiniMeToken Contract
    function createCloneToken(
        string _cloneTokenName,
        uint8 _cloneDecimalUnits,
        string _cloneTokenSymbol,
        uint _snapshotBlock,
        bool _transfersEnabled
        ) returns(address) {
        if (_snapshotBlock == 0) _snapshotBlock = block.number;
        MiniMeToken cloneToken = tokenFactory.createCloneToken(
            this,
            _snapshotBlock,
            _cloneTokenName,
            _cloneDecimalUnits,
            _cloneTokenSymbol,
            _transfersEnabled
            );

        cloneToken.changeController(msg.sender);

        // An event to make the token easy to find on the blockchain
        NewCloneToken(address(cloneToken), _snapshotBlock);
        return address(cloneToken);
    }

////////////////
// Generate and destroy tokens
////////////////

    /// @notice Generates `_amount` tokens that are assigned to `_owner`
    /// @param _owner The address that will be assigned the new tokens
    /// @param _amount The quantity of tokens generated
    /// @return True if the tokens are generated correctly
    function generateTokens(address _owner, uint _amount
    ) onlyController returns (bool) {
        uint curTotalSupply = getValueAt(totalSupplyHistory, block.number);
        if (curTotalSupply + _amount < curTotalSupply) throw; // Check for overflow
        updateValueAtNow(totalSupplyHistory, curTotalSupply + _amount);
        var previousBalanceTo = balanceOf(_owner);
        if (previousBalanceTo + _amount < previousBalanceTo) throw; // Check for overflow
        updateValueAtNow(balances[_owner], previousBalanceTo + _amount);
        Transfer(0, _owner, _amount);
        return true;
    }


    /// @notice Burns `_amount` tokens from `_owner`
    /// @param _owner The address that will lose the tokens
    /// @param _amount The quantity of tokens to burn
    /// @return True if the tokens are burned correctly
    function destroyTokens(address _owner, uint _amount
    ) onlyController returns (bool) {
        uint curTotalSupply = getValueAt(totalSupplyHistory, block.number);
        if (curTotalSupply < _amount) throw;
        updateValueAtNow(totalSupplyHistory, curTotalSupply - _amount);
        var previousBalanceFrom = balanceOf(_owner);
        if (previousBalanceFrom < _amount) throw;
        updateValueAtNow(balances[_owner], previousBalanceFrom - _amount);
        Transfer(_owner, 0, _amount);
        return true;
    }

////////////////
// Enable tokens transfers
////////////////


    /// @notice Enables token holders to transfer their tokens freely if true
    /// @param _transfersEnabled True if transfers are allowed in the clone
    function enableTransfers(bool _transfersEnabled) onlyController {
        transfersEnabled = _transfersEnabled;
    }

////////////////
// Internal helper functions to query and set a value in a snapshot array
////////////////

    /// @dev `getValueAt` retrieves the number of tokens at a given block number
    /// @param checkpoints The history of values being queried
    /// @param _block The block number to retrieve the value at
    /// @return The number of tokens being queried
    function getValueAt(Checkpoint[] storage checkpoints, uint _block
    ) constant internal returns (uint) {
        if (checkpoints.length == 0) return 0;

        // Shortcut for the actual value
        if (_block >= checkpoints[checkpoints.length-1].fromBlock)
            return checkpoints[checkpoints.length-1].value;
        if (_block < checkpoints[0].fromBlock) return 0;

        // Binary search of the value in the array
        uint min = 0;
        uint max = checkpoints.length-1;
        while (max > min) {
            uint mid = (max + min + 1)/ 2;
            if (checkpoints[mid].fromBlock<=_block) {
                min = mid;
            } else {
                max = mid-1;
            }
        }
        return checkpoints[min].value;
    }

    /// @dev `updateValueAtNow` used to update the `balances` map and the
    ///  `totalSupplyHistory`
    /// @param checkpoints The history of data being updated
    /// @param _value The new number of tokens
    function updateValueAtNow(Checkpoint[] storage checkpoints, uint _value
    ) internal  {
        if ((checkpoints.length == 0)
        || (checkpoints[checkpoints.length -1].fromBlock < block.number)) {
               Checkpoint newCheckPoint = checkpoints[ checkpoints.length++ ];
               newCheckPoint.fromBlock =  uint128(block.number);
               newCheckPoint.value = uint128(_value);
           } else {
               Checkpoint oldCheckPoint = checkpoints[checkpoints.length-1];
               oldCheckPoint.value = uint128(_value);
           }
    }

    /// @dev Internal function to determine if an address is a contract
    /// @param _addr The address being queried
    /// @return True if `_addr` is a contract
    function isContract(address _addr) constant internal returns(bool) {
        uint size;
        if (_addr == 0) return false;
        assembly {
            size := extcodesize(_addr)
        }
        return size>0;
    }

    /// @dev Helper function to return a min betwen the two uints
    function min(uint a, uint b) internal returns (uint) {
        return a < b ? a : b;
    }

    /// @notice The fallback function: If the contract's controller has not been
    ///  set to 0, then the `proxyPayment` method is called which relays the
    ///  ether and creates tokens as described in the token controller contract
    function ()  payable {
        if (isContract(controller)) {
            if (! TokenController(controller).proxyPayment.value(msg.value)(msg.sender))
                throw;
        } else {
            throw;
        }
    }


////////////////
// Events
////////////////
    event Transfer(address indexed _from, address indexed _to, uint256 _amount);
    event NewCloneToken(address indexed _cloneToken, uint _snapshotBlock);
    event Approval(
        address indexed _owner,
        address indexed _spender,
        uint256 _amount
        );

}


////////////////
// MiniMeTokenFactory
////////////////

/// @dev This contract is used to generate clone contracts from a contract.
///  In solidity this is the way to create a contract from a contract of the
///  same class
contract MiniMeTokenFactory {

    /// @notice Update the DApp by creating a new token with new functionalities
    ///  the msg.sender becomes the controller of this clone token
    /// @param _parentToken Address of the token being cloned
    /// @param _snapshotBlock Block of the parent token that will
    ///  determine the initial distribution of the clone token
    /// @param _tokenName Name of the new token
    /// @param _decimalUnits Number of decimals of the new token
    /// @param _tokenSymbol Token Symbol for the new token
    /// @param _transfersEnabled If true, tokens will be able to be transferred
    /// @return The address of the new token contract
    function createCloneToken(
        address _parentToken,
        uint _snapshotBlock,
        string _tokenName,
        uint8 _decimalUnits,
        string _tokenSymbol,
        bool _transfersEnabled
    ) returns (MiniMeToken) {
        MiniMeToken newToken = new MiniMeToken(
            this,
            _parentToken,
            _snapshotBlock,
            _tokenName,
            _decimalUnits,
            _tokenSymbol,
            _transfersEnabled
            );

        newToken.changeController(msg.sender);
        return newToken;
    }
}


/*
    Copyright 2017, Jarrad Hope (Status Research & Development GmbH)

    // TODO Issuance & Deploy
*/

contract SGT is MiniMeToken {
  uint constant D160 = 0x0010000000000000000000000000000000000000000;

  function SGT(
    address _tokenFactory
  ) MiniMeToken(
    _tokenFactory,
    0x0,                    // no parent token
    0,                      // no snapshot block number from parent
    "Status Genesis Token", // Token name
    1,                     // Decimals
    "SGT",                  // Symbol
    false                    // Enable transfers
    ) {}

    // data is an array of uints. Each uint represents a transfer.
    // The 160 LSB is the destination of the addess that wants to be sent
    // The 96 MSB is the amount of tokens that wants to be sent.
    function multiMint(uint[] data) onlyController {
        for (uint i = 0; i < data.length; i++ ) {
            address addr = address( data[i] & (D160-1) );
            uint amount = data[i] / D160;

            if (!generateTokens(addr, amount)) throw;
        }
    }
}

Contract Security Audit

Contract ABI

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

0000000000000000000000001308a7ec3e82bcd3b63ada5f5dc27586ad8605ba

-----Decoded View---------------
Arg [0] : _tokenFactory (address): 0x1308a7eC3E82BcD3b63adA5F5dc27586AD8605bA

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 0000000000000000000000001308a7ec3e82bcd3b63ada5f5dc27586ad8605ba


Swarm Source

bzzr://89f20df28756d7605d82438014b8d7a74992c4df8692e8aec73af24dbc1fffa8
Block Transaction Difficulty Gas Used Reward
Block Uncle Number Difficulty Gas Used Reward
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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.