Contract 0x9ccbae575b54dc4c80629fd5b71d03cef0278902

 
Txn Hash Method
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0x52e671f5621859a5a1dc2c038d0141849a743f5201f5a65cbf0a93653ebe153c0xa110063a97347782020-03-24 14:46:49452 days 21 hrs ago0xf3b1bc846748f1d9efdcfce3508df09f807523e9 IN  0x9ccbae575b54dc4c80629fd5b71d03cef02789020.16 Ether0.0000271120031.000000111
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0x8752aefd687e924ae3aec4ceac4c78880348e3be51d27e8bfb659aad7a5b12e80xa110063a97347762020-03-24 14:46:26452 days 21 hrs ago0xb34cca069b6e71f6b32fcfb91971842a769655d9 IN  0x9ccbae575b54dc4c80629fd5b71d03cef02789020.16 Ether0.0004816850531.000000111
0xb36aad6a438d752e026c8f5b028ea4edaddb0ac503e2d96b7fc6447903d3ba3c0xa110063a97347742020-03-24 14:46:13452 days 21 hrs ago0xb34cca069b6e71f6b32fcfb91971842a769655d9 IN  0x9ccbae575b54dc4c80629fd5b71d03cef02789020.16 Ether0.0010017422
0xf25e0eab492e8313e5d29e0f0aaa866e6a45521fc1bc999f2b6380b0a8be0fad0xa110063a97347672020-03-24 14:45:05452 days 21 hrs ago0xb34cca069b6e71f6b32fcfb91971842a769655d9 IN  0x9ccbae575b54dc4c80629fd5b71d03cef02789020.16 Ether0.0015025833
0xb56db04bd686ad2aaffd20758274541efbd8fa55bbd13f1cc859f83d271643fc0xa110063a97347652020-03-24 14:44:42452 days 21 hrs ago0xb34cca069b6e71f6b32fcfb91971842a769655d9 IN  0x9ccbae575b54dc4c80629fd5b71d03cef02789020.16 Ether0.000606297481.210486293
0x0f5fbf40cc68e1dc0d26e0cfa95297da3165c0c6f046bba16525d44f70a208ef0xa110063a97347652020-03-24 14:44:42452 days 21 hrs ago0xf3b1bc846748f1d9efdcfce3508df09f807523e9 IN  0x9ccbae575b54dc4c80629fd5b71d03cef02789020.16 Ether0.0010017222
0x0560befafc4cbfc04dca5dc424c8d455dca71d25f64f060aa0e46adc0919fd4b0xa110063a97347542020-03-24 14:43:00452 days 21 hrs ago0xb34cca069b6e71f6b32fcfb91971842a769655d9 IN  0x9ccbae575b54dc4c80629fd5b71d03cef02789020.16 Ether0.0025043555
0x678f391daaeb93d9f4bbbb30d64ab12e7f95150849d62e7d92dd1bdc449a54d80xa110063a97347202020-03-24 14:36:11452 days 21 hrs ago0xa3ea9b33ce9f0f3789f24a6d7ae131c66d1c1656 IN  0x9ccbae575b54dc4c80629fd5b71d03cef02789020.16 Ether0.0050086110
0x6f236aa12682581cd72c290981f8d6f9460ad93ef5524c915c00e02fcdcdd0180xa110063a97346652020-03-24 14:21:19452 days 21 hrs ago0xa3ea9b33ce9f0f3789f24a6d7ae131c66d1c1656 IN  0x9ccbae575b54dc4c80629fd5b71d03cef02789020.16 Ether0.0025043555
0xfba42c5ad35b138bdafc6c3ee7a99828a918240d939cb9ae6d111d5c8562865d0xa110063a97346652020-03-24 14:21:19452 days 21 hrs ago0xa3ea9b33ce9f0f3789f24a6d7ae131c66d1c1656 IN  0x9ccbae575b54dc4c80629fd5b71d03cef02789020.16 Ether0.0025043055
0x232f5f2bd7b7ac8cecdf8b8bbd5dccc578a38f5ea30840e98fe43bc18e93e8f60xa110063a97346652020-03-24 14:21:19452 days 21 hrs ago0xa3ea9b33ce9f0f3789f24a6d7ae131c66d1c1656 IN  0x9ccbae575b54dc4c80629fd5b71d03cef02789020.16 Ether0.0025043555
0xa2e24a19f51eb5aaf8128d633f2ec49854c6278b5e9fcde003e7e1f0ed3325eb0xa110063a97346652020-03-24 14:21:19452 days 21 hrs ago0xa3ea9b33ce9f0f3789f24a6d7ae131c66d1c1656 IN  0x9ccbae575b54dc4c80629fd5b71d03cef02789020.16 Ether0.0025043055
0xbb5499f19682976692b9cc93ec172394930ff448bde95064cae75d1ca846e4f10xa110063a97346652020-03-24 14:21:19452 days 21 hrs ago0xa3ea9b33ce9f0f3789f24a6d7ae131c66d1c1656 IN  0x9ccbae575b54dc4c80629fd5b71d03cef02789020.16 Ether0.00280487765.6
0x319695cc85f7cb918a3dfd54d0e221b587363d9bf9090f1cde516aedf871d5710xa110063a97346272020-03-24 14:13:18452 days 21 hrs ago0xa3ea9b33ce9f0f3789f24a6d7ae131c66d1c1656 IN  0x9ccbae575b54dc4c80629fd5b71d03cef02789020.16 Ether0.00104298812.1
0x2b13821a0f6aef72157c04ffc81c198f29d36802d68dcd1c40deba7f36dd29730xa110063a97322452020-03-24 5:02:59453 days 6 hrs ago0x47ef8edf0330cf20bb1b386520df38cb5ff99b13 IN  0x9ccbae575b54dc4c80629fd5b71d03cef02789020.16 Ether0.0015026133
0x7f8ce35a2ed6e272b8e3ba8e4105b09d1bfc4f182575f81fcc11f0f9faeb6e780xa110063a97316272020-03-24 2:52:23453 days 9 hrs ago0x41b888be6e9dccf4316df7454176f75b72f640de IN  0x9ccbae575b54dc4c80629fd5b71d03cef02789020.16 Ether0.0025043055
0xd217b2367d08955d84a87c7c79eb13f4c1a6c1fe85d96498619f5b8fc35862770xa110063a97316172020-03-24 2:49:51453 days 9 hrs ago0x41b888be6e9dccf4316df7454176f75b72f640de IN  0x9ccbae575b54dc4c80629fd5b71d03cef02789020.16 Ether0.0025043555
0xc641b4792d0833bf6dfbdc1f97aa0d285865c7fdd8e2dfff329b4060967e423f0xa110063a97316162020-03-24 2:49:48453 days 9 hrs ago0x41b888be6e9dccf4316df7454176f75b72f640de IN  0x9ccbae575b54dc4c80629fd5b71d03cef02789020.16 Ether0.0025043055
0x6e98ff311226bb64e1d80ebee1fd5569dd141f1c2f7ab6cf4024b91bdcb325ae0xa110063a97316132020-03-24 2:49:19453 days 9 hrs ago0x41b888be6e9dccf4316df7454176f75b72f640de IN  0x9ccbae575b54dc4c80629fd5b71d03cef02789020.16 Ether0.0024833555
0x5e788646b9c92c03601ccb1f3f2b1688e7bcb95c2d7ae321e8c93d8a3702c64d0xa110063a97311072020-03-24 0:54:22453 days 10 hrs ago0xcb49f8980aa5cdde725b1daa5ec8d633ebbf462c IN  0x9ccbae575b54dc4c80629fd5b71d03cef02789020.16 Ether0.0025583055
0x1cae5ec21b03a5f41af772f319612b87e9379e379e7c280ce1a05802badb8b5a0xa110063a97310802020-03-24 0:47:00453 days 11 hrs ago0x41b888be6e9dccf4316df7454176f75b72f640de IN  0x9ccbae575b54dc4c80629fd5b71d03cef02789020.16 Ether0.0024833555
0x653403c0b73d05151c0bb699266a7ffefbfd6e6c5743717ff76ffa1996a56d1c0xa110063a97300842020-03-23 21:13:04453 days 14 hrs ago0xf04928ec019e13753aca32e2ea2b39238dadcaba IN  0x9ccbae575b54dc4c80629fd5b71d03cef02789020.16 Ether0.0040068888
0x6e4eaed020c6e51c079218c8b8a482ca64cda84595809cc927e52d31c4641f9d0xa110063a97253662020-03-23 3:37:43454 days 8 hrs agoENS Name likeit.eth IN  0x9ccbae575b54dc4c80629fd5b71d03cef02789020.16 Ether0.0030052266
0x0cd71e883f412d82534ad590df3f0e81166c1568e6d94f370b4ac031ada58b780xa110063a97232552020-03-22 19:36:14454 days 16 hrs ago0xa3ea9b33ce9f0f3789f24a6d7ae131c66d1c1656 IN  0x9ccbae575b54dc4c80629fd5b71d03cef02789020.16 Ether0.0025043055
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0x8752aefd687e924ae3aec4ceac4c78880348e3be51d27e8bfb659aad7a5b12e897347762020-03-24 14:46:26452 days 21 hrs ago 0x9ccbae575b54dc4c80629fd5b71d03cef02789020xa8f6221ba9ae477a4c2043d885859455c6da907c0.16 Ether
0xb36aad6a438d752e026c8f5b028ea4edaddb0ac503e2d96b7fc6447903d3ba3c97347742020-03-24 14:46:13452 days 21 hrs ago 0x9ccbae575b54dc4c80629fd5b71d03cef02789020xa8f6221ba9ae477a4c2043d885859455c6da907c0.16 Ether
0xf25e0eab492e8313e5d29e0f0aaa866e6a45521fc1bc999f2b6380b0a8be0fad97347672020-03-24 14:45:05452 days 21 hrs ago 0x9ccbae575b54dc4c80629fd5b71d03cef02789020xa8f6221ba9ae477a4c2043d885859455c6da907c0.16 Ether
0xb56db04bd686ad2aaffd20758274541efbd8fa55bbd13f1cc859f83d271643fc97347652020-03-24 14:44:42452 days 21 hrs ago 0x9ccbae575b54dc4c80629fd5b71d03cef02789020xa8f6221ba9ae477a4c2043d885859455c6da907c0.16 Ether
0x0f5fbf40cc68e1dc0d26e0cfa95297da3165c0c6f046bba16525d44f70a208ef97347652020-03-24 14:44:42452 days 21 hrs ago 0x9ccbae575b54dc4c80629fd5b71d03cef02789020xa8f6221ba9ae477a4c2043d885859455c6da907c0.16 Ether
0x0560befafc4cbfc04dca5dc424c8d455dca71d25f64f060aa0e46adc0919fd4b97347542020-03-24 14:43:00452 days 21 hrs ago 0x9ccbae575b54dc4c80629fd5b71d03cef02789020xa8f6221ba9ae477a4c2043d885859455c6da907c0.16 Ether
0x678f391daaeb93d9f4bbbb30d64ab12e7f95150849d62e7d92dd1bdc449a54d897347202020-03-24 14:36:11452 days 21 hrs ago 0x9ccbae575b54dc4c80629fd5b71d03cef02789020xa8f6221ba9ae477a4c2043d885859455c6da907c0.16 Ether
0x6f236aa12682581cd72c290981f8d6f9460ad93ef5524c915c00e02fcdcdd01897346652020-03-24 14:21:19452 days 21 hrs ago 0x9ccbae575b54dc4c80629fd5b71d03cef02789020xa8f6221ba9ae477a4c2043d885859455c6da907c0.16 Ether
0xfba42c5ad35b138bdafc6c3ee7a99828a918240d939cb9ae6d111d5c8562865d97346652020-03-24 14:21:19452 days 21 hrs ago 0x9ccbae575b54dc4c80629fd5b71d03cef02789020xa8f6221ba9ae477a4c2043d885859455c6da907c0.16 Ether
0x232f5f2bd7b7ac8cecdf8b8bbd5dccc578a38f5ea30840e98fe43bc18e93e8f697346652020-03-24 14:21:19452 days 21 hrs ago 0x9ccbae575b54dc4c80629fd5b71d03cef02789020xa8f6221ba9ae477a4c2043d885859455c6da907c0.16 Ether
0xa2e24a19f51eb5aaf8128d633f2ec49854c6278b5e9fcde003e7e1f0ed3325eb97346652020-03-24 14:21:19452 days 21 hrs ago 0x9ccbae575b54dc4c80629fd5b71d03cef02789020xa8f6221ba9ae477a4c2043d885859455c6da907c0.16 Ether
0xbb5499f19682976692b9cc93ec172394930ff448bde95064cae75d1ca846e4f197346652020-03-24 14:21:19452 days 21 hrs ago 0x9ccbae575b54dc4c80629fd5b71d03cef02789020xa8f6221ba9ae477a4c2043d885859455c6da907c0.16 Ether
0x319695cc85f7cb918a3dfd54d0e221b587363d9bf9090f1cde516aedf871d57197346272020-03-24 14:13:18452 days 21 hrs ago 0x9ccbae575b54dc4c80629fd5b71d03cef02789020xa8f6221ba9ae477a4c2043d885859455c6da907c0.16 Ether
0x2b13821a0f6aef72157c04ffc81c198f29d36802d68dcd1c40deba7f36dd297397322452020-03-24 5:02:59453 days 6 hrs ago 0x9ccbae575b54dc4c80629fd5b71d03cef02789020xa8f6221ba9ae477a4c2043d885859455c6da907c0.16 Ether
0x7f8ce35a2ed6e272b8e3ba8e4105b09d1bfc4f182575f81fcc11f0f9faeb6e7897316272020-03-24 2:52:23453 days 9 hrs ago 0x9ccbae575b54dc4c80629fd5b71d03cef02789020xa8f6221ba9ae477a4c2043d885859455c6da907c0.16 Ether
0xd217b2367d08955d84a87c7c79eb13f4c1a6c1fe85d96498619f5b8fc358627797316172020-03-24 2:49:51453 days 9 hrs ago 0x9ccbae575b54dc4c80629fd5b71d03cef02789020xa8f6221ba9ae477a4c2043d885859455c6da907c0.16 Ether
0xc641b4792d0833bf6dfbdc1f97aa0d285865c7fdd8e2dfff329b4060967e423f97316162020-03-24 2:49:48453 days 9 hrs ago 0x9ccbae575b54dc4c80629fd5b71d03cef02789020xa8f6221ba9ae477a4c2043d885859455c6da907c0.16 Ether
0x6e98ff311226bb64e1d80ebee1fd5569dd141f1c2f7ab6cf4024b91bdcb325ae97316132020-03-24 2:49:19453 days 9 hrs ago 0x9ccbae575b54dc4c80629fd5b71d03cef02789020xa8f6221ba9ae477a4c2043d885859455c6da907c0.16 Ether
0x5e788646b9c92c03601ccb1f3f2b1688e7bcb95c2d7ae321e8c93d8a3702c64d97311072020-03-24 0:54:22453 days 10 hrs ago 0x9ccbae575b54dc4c80629fd5b71d03cef02789020xa8f6221ba9ae477a4c2043d885859455c6da907c0.16 Ether
0x1cae5ec21b03a5f41af772f319612b87e9379e379e7c280ce1a05802badb8b5a97310802020-03-24 0:47:00453 days 11 hrs ago 0x9ccbae575b54dc4c80629fd5b71d03cef02789020xa8f6221ba9ae477a4c2043d885859455c6da907c0.16 Ether
0x653403c0b73d05151c0bb699266a7ffefbfd6e6c5743717ff76ffa1996a56d1c97300842020-03-23 21:13:04453 days 14 hrs ago 0x9ccbae575b54dc4c80629fd5b71d03cef02789020xa8f6221ba9ae477a4c2043d885859455c6da907c0.16 Ether
0x6e4eaed020c6e51c079218c8b8a482ca64cda84595809cc927e52d31c4641f9d97253662020-03-23 3:37:43454 days 8 hrs ago 0x9ccbae575b54dc4c80629fd5b71d03cef02789020xa8f6221ba9ae477a4c2043d885859455c6da907c0.16 Ether
0x0cd71e883f412d82534ad590df3f0e81166c1568e6d94f370b4ac031ada58b7897232552020-03-22 19:36:14454 days 16 hrs ago 0x9ccbae575b54dc4c80629fd5b71d03cef02789020xa8f6221ba9ae477a4c2043d885859455c6da907c0.16 Ether
0xfb4161a8ffee209677d877a0560e71b04781e9352bfbafc5935a82fe762b4c2397229692020-03-22 18:33:55454 days 17 hrs ago 0x9ccbae575b54dc4c80629fd5b71d03cef02789020xa8f6221ba9ae477a4c2043d885859455c6da907c0.16 Ether
0xdd006fd2ee3a44dede3d10eeff136f1913f5ee6c77e93aa45e9cfd57a0fb6f0997218652020-03-22 14:28:51454 days 21 hrs ago 0x9ccbae575b54dc4c80629fd5b71d03cef02789020xa8f6221ba9ae477a4c2043d885859455c6da907c0.16 Ether
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Contract Source Code Verified (Similar Match)
Note: This contract matches the deployed ByteCode of the Source Code for Contract 0x00fdae9174357424a78afaad98da36fd66dd9e03

Contract Name:
AdminUpgradeabilityProxy

Compiler Version
v0.4.24+commit.e67f0147

Optimization Enabled:
No with 200 runs

Other Settings:
default evmVersion
/**
 *Submitted for verification at Etherscan.io on 2018-10-22
*/

pragma solidity ^0.4.24;

// File: contracts/upgradeability/Proxy.sol

/**
 * @title Proxy
 * @dev Implements delegation of calls to other contracts, with proper
 * forwarding of return values and bubbling of failures.
 * It defines a fallback function that delegates all calls to the address
 * returned by the abstract _implementation() internal function.
 */
contract Proxy {
  /**
   * @dev Fallback function.
   * Implemented entirely in `_fallback`.
   */
  function () payable external {
    _fallback();
  }

  /**
   * @return The Address of the implementation.
   */
  function _implementation() internal view returns (address);

  /**
   * @dev Delegates execution to an implementation contract.
   * This is a low level function that doesn't return to its internal call site.
   * It will return to the external caller whatever the implementation returns.
   * @param implementation Address to delegate.
   */
  function _delegate(address implementation) internal {
    assembly {
      // Copy msg.data. We take full control of memory in this inline assembly
      // block because it will not return to Solidity code. We overwrite the
      // Solidity scratch pad at memory position 0.
      calldatacopy(0, 0, calldatasize)

      // Call the implementation.
      // out and outsize are 0 because we don't know the size yet.
      let result := delegatecall(gas, implementation, 0, calldatasize, 0, 0)

      // Copy the returned data.
      returndatacopy(0, 0, returndatasize)

      switch result
      // delegatecall returns 0 on error.
      case 0 { revert(0, returndatasize) }
      default { return(0, returndatasize) }
    }
  }

  /**
   * @dev Function that is run as the first thing in the fallback function.
   * Can be redefined in derived contracts to add functionality.
   * Redefinitions must call super._willFallback().
   */
  function _willFallback() internal {
  }

  /**
   * @dev fallback implementation.
   * Extracted to enable manual triggering.
   */
  function _fallback() internal {
    _willFallback();
    _delegate(_implementation());
  }
}

// File: openzeppelin-solidity/contracts/AddressUtils.sol

/**
 * Utility library of inline functions on addresses
 */
library AddressUtils {

  /**
   * Returns whether the target address is a contract
   * @dev This function will return false if invoked during the constructor of a contract,
   *  as the code is not actually created until after the constructor finishes.
   * @param addr address to check
   * @return whether the target address is a contract
   */
  function isContract(address addr) internal view returns (bool) {
    uint256 size;
    // XXX Currently there is no better way to check if there is a contract in an address
    // than to check the size of the code at that address.
    // See https://ethereum.stackexchange.com/a/14016/36603
    // for more details about how this works.
    // TODO Check this again before the Serenity release, because all addresses will be
    // contracts then.
    // solium-disable-next-line security/no-inline-assembly
    assembly { size := extcodesize(addr) }
    return size > 0;
  }

}

// File: contracts/upgradeability/UpgradeabilityProxy.sol

/**
 * @title UpgradeabilityProxy
 * @dev This contract implements a proxy that allows to change the
 * implementation address to which it will delegate.
 * Such a change is called an implementation upgrade.
 */
contract UpgradeabilityProxy is Proxy {
  /**
   * @dev Emitted when the implementation is upgraded.
   * @param implementation Address of the new implementation.
   */
  event Upgraded(address indexed implementation);

  /**
   * @dev Storage slot with the address of the current implementation.
   * This is the keccak-256 hash of "org.zeppelinos.proxy.implementation", and is
   * validated in the constructor.
   */
  bytes32 private constant IMPLEMENTATION_SLOT = 0x7050c9e0f4ca769c69bd3a8ef740bc37934f8e2c036e5a723fd8ee048ed3f8c3;

  /**
   * @dev Contract constructor.
   * @param _implementation Address of the initial implementation.
   * @param _data Data to send as msg.data to the implementation to initialize the proxied contract.
   * It should include the signature and the parameters of the function to be called, as described in
   * https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.
   * This parameter is optional, if no data is given the initialization call to proxied contract will be skipped.
   */
  constructor(address _implementation, bytes _data) public payable {
    assert(IMPLEMENTATION_SLOT == keccak256("org.zeppelinos.proxy.implementation"));
    _setImplementation(_implementation);
    if(_data.length > 0) {
      require(_implementation.delegatecall(_data));
    }
  }

  /**
   * @dev Returns the current implementation.
   * @return Address of the current implementation
   */
  function _implementation() internal view returns (address impl) {
    bytes32 slot = IMPLEMENTATION_SLOT;
    assembly {
      impl := sload(slot)
    }
  }

  /**
   * @dev Upgrades the proxy to a new implementation.
   * @param newImplementation Address of the new implementation.
   */
  function _upgradeTo(address newImplementation) internal {
    _setImplementation(newImplementation);
    emit Upgraded(newImplementation);
  }

  /**
   * @dev Sets the implementation address of the proxy.
   * @param newImplementation Address of the new implementation.
   */
  function _setImplementation(address newImplementation) private {
    require(AddressUtils.isContract(newImplementation), "Cannot set a proxy implementation to a non-contract address");

    bytes32 slot = IMPLEMENTATION_SLOT;

    assembly {
      sstore(slot, newImplementation)
    }
  }
}

// File: contracts/upgradeability/AdminUpgradeabilityProxy.sol

/**
 * @title AdminUpgradeabilityProxy
 * @dev This contract combines an upgradeability proxy with an authorization
 * mechanism for administrative tasks.
 * All external functions in this contract must be guarded by the
 * `ifAdmin` modifier. See ethereum/solidity#3864 for a Solidity
 * feature proposal that would enable this to be done automatically.
 */
contract AdminUpgradeabilityProxy is UpgradeabilityProxy {
  /**
   * @dev Emitted when the administration has been transferred.
   * @param previousAdmin Address of the previous admin.
   * @param newAdmin Address of the new admin.
   */
  event AdminChanged(address previousAdmin, address newAdmin);

  /**
   * @dev Storage slot with the admin of the contract.
   * This is the keccak-256 hash of "org.zeppelinos.proxy.admin", and is
   * validated in the constructor.
   */
  bytes32 private constant ADMIN_SLOT = 0x10d6a54a4754c8869d6886b5f5d7fbfa5b4522237ea5c60d11bc4e7a1ff9390b;

  /**
   * @dev Modifier to check whether the `msg.sender` is the admin.
   * If it is, it will run the function. Otherwise, it will delegate the call
   * to the implementation.
   */
  modifier ifAdmin() {
    if (msg.sender == _admin()) {
      _;
    } else {
      _fallback();
    }
  }

  /**
   * Contract constructor.
   * It sets the `msg.sender` as the proxy administrator.
   * @param _implementation address of the initial implementation.
   * @param _data Data to send as msg.data to the implementation to initialize the proxied contract.
   * It should include the signature and the parameters of the function to be called, as described in
   * https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.
   * This parameter is optional, if no data is given the initialization call to proxied contract will be skipped.
   */
  constructor(address _implementation, bytes _data) UpgradeabilityProxy(_implementation, _data) public payable {
    assert(ADMIN_SLOT == keccak256("org.zeppelinos.proxy.admin"));

    _setAdmin(msg.sender);
  }

  /**
   * @return The address of the proxy admin.
   */
  function admin() external view ifAdmin returns (address) {
    return _admin();
  }

  /**
   * @return The address of the implementation.
   */
  function implementation() external view ifAdmin returns (address) {
    return _implementation();
  }

  /**
   * @dev Changes the admin of the proxy.
   * Only the current admin can call this function.
   * @param newAdmin Address to transfer proxy administration to.
   */
  function changeAdmin(address newAdmin) external ifAdmin {
    require(newAdmin != address(0), "Cannot change the admin of a proxy to the zero address");
    emit AdminChanged(_admin(), newAdmin);
    _setAdmin(newAdmin);
  }

  /**
   * @dev Upgrade the backing implementation of the proxy.
   * Only the admin can call this function.
   * @param newImplementation Address of the new implementation.
   */
  function upgradeTo(address newImplementation) external ifAdmin {
    _upgradeTo(newImplementation);
  }

  /**
   * @dev Upgrade the backing implementation of the proxy and call a function
   * on the new implementation.
   * This is useful to initialize the proxied contract.
   * @param newImplementation Address of the new implementation.
   * @param data Data to send as msg.data in the low level call.
   * It should include the signature and the parameters of the function to be called, as described in
   * https://solidity.readthedocs.io/en/v0.4.24/abi-spec.html#function-selector-and-argument-encoding.
   */
  function upgradeToAndCall(address newImplementation, bytes data) payable external ifAdmin {
    _upgradeTo(newImplementation);
    require(newImplementation.delegatecall(data));
  }

  /**
   * @return The admin slot.
   */
  function _admin() internal view returns (address adm) {
    bytes32 slot = ADMIN_SLOT;
    assembly {
      adm := sload(slot)
    }
  }

  /**
   * @dev Sets the address of the proxy admin.
   * @param newAdmin Address of the new proxy admin.
   */
  function _setAdmin(address newAdmin) internal {
    bytes32 slot = ADMIN_SLOT;

    assembly {
      sstore(slot, newAdmin)
    }
  }

  /**
   * @dev Only fall back when the sender is not the admin.
   */
  function _willFallback() internal {
    require(msg.sender != _admin(), "Cannot call fallback function from the proxy admin");
    super._willFallback();
  }
}

Contract Security Audit

Contract ABI

[{"constant":false,"inputs":[{"name":"newImplementation","type":"address"}],"name":"upgradeTo","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"newImplementation","type":"address"},{"name":"data","type":"bytes"}],"name":"upgradeToAndCall","outputs":[],"payable":true,"stateMutability":"payable","type":"function"},{"constant":true,"inputs":[],"name":"implementation","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"newAdmin","type":"address"}],"name":"changeAdmin","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"admin","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"inputs":[{"name":"_implementation","type":"address"},{"name":"_data","type":"bytes"}],"payable":true,"stateMutability":"payable","type":"constructor"},{"payable":true,"stateMutability":"payable","type":"fallback"},{"anonymous":false,"inputs":[{"indexed":false,"name":"previousAdmin","type":"address"},{"indexed":false,"name":"newAdmin","type":"address"}],"name":"AdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"implementation","type":"address"}],"name":"Upgraded","type":"event"}]

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Swarm Source

bzzr://f82e8b87e97893a49b8bd4d7b939f667ecf5bb0557066c581f98354d9f5ade52
Block Transaction Difficulty Gas Used Reward
Block Uncle Number Difficulty Gas Used Reward
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