ETH Price: $3,755.96 (+2.65%)
Gas: 5 Gwei

Contract

0xa1e72267084192Db7387c8CC1328fadE470e4149
 

Multichain Info

No addresses found
Transaction Hash
Method
Block
From
To
Value
Liquid Exit195434572024-03-30 1:17:3553 days ago1711761455IN
TrueFi: tfTUSD Token
0 ETH0.012792320.85901011
Approve192008162024-02-10 22:58:11101 days ago1707605891IN
TrueFi: tfTUSD Token
0 ETH0.0010699336.57164188
Approve191773742024-02-07 16:01:59104 days ago1707321719IN
TrueFi: tfTUSD Token
0 ETH0.001401847.91510787
Approve190986402024-01-27 14:53:59115 days ago1706367239IN
TrueFi: tfTUSD Token
0 ETH0.0007589414.8045861
Approve190229712024-01-17 0:16:23126 days ago1705450583IN
TrueFi: tfTUSD Token
0 ETH0.0013255345.3082581
Liquid Exit189332902024-01-04 10:11:35138 days ago1704363095IN
TrueFi: tfTUSD Token
0 ETH0.0095021215.54940075
Approve189325772024-01-04 7:48:23138 days ago1704354503IN
TrueFi: tfTUSD Token
0 ETH0.0004006813.69597628
Approve188767112023-12-27 11:30:47146 days ago1703676647IN
TrueFi: tfTUSD Token
0 ETH0.0007723926.4013048
Approve186519082023-11-25 23:13:23178 days ago1700954003IN
TrueFi: tfTUSD Token
0 ETH0.0010633920.74827148
Approve185144112023-11-06 17:25:35197 days ago1699291535IN
TrueFi: tfTUSD Token
0 ETH0.0020693640.15066095
Liquid Exit180354362023-08-31 15:24:59264 days ago1693495499IN
TrueFi: tfTUSD Token
0 ETH0.0191878831.39743433
Liquid Exit178934872023-08-11 18:38:59284 days ago1691779139IN
TrueFi: tfTUSD Token
0 ETH0.0134599422.02558719
Liquid Exit177312552023-07-20 1:59:11307 days ago1689818351IN
TrueFi: tfTUSD Token
0 ETH0.0097762915.99710939
Transfer177185452023-07-18 7:11:35308 days ago1689664295IN
TrueFi: tfTUSD Token
0 ETH0.0012449523.97825181
Liquid Exit175334622023-06-22 6:43:59334 days ago1687416239IN
TrueFi: tfTUSD Token
0 ETH0.0080808713.22286805
Liquid Exit175267672023-06-21 8:11:47335 days ago1687335107IN
TrueFi: tfTUSD Token
0 ETH0.0122225820
Approve175266072023-06-21 7:39:47335 days ago1687333187IN
TrueFi: tfTUSD Token
0 ETH0.0007362214.36810695
Transfer175265882023-06-21 7:35:59335 days ago1687332959IN
TrueFi: tfTUSD Token
0 ETH0.0007544313.30388091
Transfer175265842023-06-21 7:35:11335 days ago1687332911IN
TrueFi: tfTUSD Token
0 ETH0.0004336214.50101018
Approve171833362023-05-03 23:05:23384 days ago1683155123IN
TrueFi: tfTUSD Token
0 ETH0.0021798174.50844359
Approve171833322023-05-03 23:04:35384 days ago1683155075IN
TrueFi: tfTUSD Token
0 ETH0.0019802567.68710535
Approve170095672023-04-09 8:28:23408 days ago1681028903IN
TrueFi: tfTUSD Token
0 ETH0.0006181321.12849716
Approve169928712023-04-06 23:43:23411 days ago1680824603IN
TrueFi: tfTUSD Token
0 ETH0.0010543620.45731415
Approve169389222023-03-30 8:37:59418 days ago1680165479IN
TrueFi: tfTUSD Token
0 ETH0.0008519529.12077514
Liquid Exit168440992023-03-17 0:54:11432 days ago1679014451IN
TrueFi: tfTUSD Token
0 ETH0.010127116
View all transactions

View more zero value Internal Transactions in Advanced View mode

Advanced mode:
Loading...
Loading

Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0x4ACE6dE6...5394119e7
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:
OwnedUpgradeabilityProxy

Compiler Version
v0.6.10+commit.00c0fcaf

Optimization Enabled:
Yes with 20000 runs

Other Settings:
default evmVersion, MIT license
/**
 *Submitted for verification at Etherscan.io on 2020-11-18
*/

/*                                                                           
    .'''''''''''..     ..''''''''''''''''..       ..'''''''''''''''..       
    .;;;;;;;;;;;'.   .';;;;;;;;;;;;;;;;;;,.     .,;;;;;;;;;;;;;;;;;,.       
    .;;;;;;;;;;,.   .,;;;;;;;;;;;;;;;;;;;,.    .,;;;;;;;;;;;;;;;;;;,.       
    .;;;;;;;;;,.   .,;;;;;;;;;;;;;;;;;;;;,.   .;;;;;;;;;;;;;;;;;;;;,.       
    ';;;;;;;;'.  .';;;;;;;;;;;;;;;;;;;;;;,. .';;;;;;;;;;;;;;;;;;;;;,.       
    ';;;;;,..   .';;;;;;;;;;;;;;;;;;;;;;;,..';;;;;;;;;;;;;;;;;;;;;;,.       
    ......     .';;;;;;;;;;;;;,'''''''''''.,;;;;;;;;;;;;;,'''''''''..       
              .,;;;;;;;;;;;;;.           .,;;;;;;;;;;;;;.                   
             .,;;;;;;;;;;;;,.           .,;;;;;;;;;;;;,.                    
            .,;;;;;;;;;;;;,.           .,;;;;;;;;;;;;,.                     
           .,;;;;;;;;;;;;,.           .;;;;;;;;;;;;;,.     .....            
          .;;;;;;;;;;;;;'.         ..';;;;;;;;;;;;;'.    .',;;;;,'.         
        .';;;;;;;;;;;;;'.         .';;;;;;;;;;;;;;'.   .';;;;;;;;;;.        
       .';;;;;;;;;;;;;'.         .';;;;;;;;;;;;;;'.    .;;;;;;;;;;;,.       
      .,;;;;;;;;;;;;;'...........,;;;;;;;;;;;;;;.      .;;;;;;;;;;;,.       
     .,;;;;;;;;;;;;,..,;;;;;;;;;;;;;;;;;;;;;;;,.       ..;;;;;;;;;,.        
    .,;;;;;;;;;;;;,. .,;;;;;;;;;;;;;;;;;;;;;;,.          .',;;;,,..         
   .,;;;;;;;;;;;;,.  .,;;;;;;;;;;;;;;;;;;;;;,.              ....            
    ..',;;;;;;;;,.   .,;;;;;;;;;;;;;;;;;;;;,.                               
       ..',;;;;'.    .,;;;;;;;;;;;;;;;;;;;'.                                
          ...'..     .';;;;;;;;;;;;;;,,,'.                                  
                       ...............                                      
*/

// https://github.com/trusttoken/smart-contracts
// SPDX-License-Identifier: MIT

// File: contracts/proxy/OwnedUpgradeabilityProxy.sol
pragma solidity 0.6.10;

/**
 * @title OwnedUpgradeabilityProxy
 * @dev This contract combines an upgradeability proxy with basic authorization control functionalities
 */
contract OwnedUpgradeabilityProxy {
    /**
     * @dev Event to show ownership has been transferred
     * @param previousOwner representing the address of the previous owner
     * @param newOwner representing the address of the new owner
     */
    event ProxyOwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Event to show ownership transfer is pending
     * @param currentOwner representing the address of the current owner
     * @param pendingOwner representing the address of the pending owner
     */
    event NewPendingOwner(address currentOwner, address pendingOwner);

    // Storage position of the owner and pendingOwner of the contract
    bytes32 private constant proxyOwnerPosition = 0x6279e8199720cf3557ecd8b58d667c8edc486bd1cf3ad59ea9ebdfcae0d0dfac; //keccak256("trueUSD.proxy.owner");
    bytes32 private constant pendingProxyOwnerPosition = 0x8ddbac328deee8d986ec3a7b933a196f96986cb4ee030d86cc56431c728b83f4; //keccak256("trueUSD.pending.proxy.owner");

    /**
     * @dev the constructor sets the original owner of the contract to the sender account.
     */
    constructor() public {
        _setUpgradeabilityOwner(msg.sender);
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyProxyOwner() {
        require(msg.sender == proxyOwner(), "only Proxy Owner");
        _;
    }

    /**
     * @dev Throws if called by any account other than the pending owner.
     */
    modifier onlyPendingProxyOwner() {
        require(msg.sender == pendingProxyOwner(), "only pending Proxy Owner");
        _;
    }

    /**
     * @dev Tells the address of the owner
     * @return owner the address of the owner
     */
    function proxyOwner() public view returns (address owner) {
        bytes32 position = proxyOwnerPosition;
        assembly {
            owner := sload(position)
        }
    }

    /**
     * @dev Tells the address of the owner
     * @return pendingOwner the address of the pending owner
     */
    function pendingProxyOwner() public view returns (address pendingOwner) {
        bytes32 position = pendingProxyOwnerPosition;
        assembly {
            pendingOwner := sload(position)
        }
    }

    /**
     * @dev Sets the address of the owner
     */
    function _setUpgradeabilityOwner(address newProxyOwner) internal {
        bytes32 position = proxyOwnerPosition;
        assembly {
            sstore(position, newProxyOwner)
        }
    }

    /**
     * @dev Sets the address of the owner
     */
    function _setPendingUpgradeabilityOwner(address newPendingProxyOwner) internal {
        bytes32 position = pendingProxyOwnerPosition;
        assembly {
            sstore(position, newPendingProxyOwner)
        }
    }

    /**
     * @dev Allows the current owner to transfer control of the contract to a newOwner.
     *changes the pending owner to newOwner. But doesn't actually transfer
     * @param newOwner The address to transfer ownership to.
     */
    function transferProxyOwnership(address newOwner) external onlyProxyOwner {
        require(newOwner != address(0));
        _setPendingUpgradeabilityOwner(newOwner);
        emit NewPendingOwner(proxyOwner(), newOwner);
    }

    /**
     * @dev Allows the pendingOwner to claim ownership of the proxy
     */
    function claimProxyOwnership() external onlyPendingProxyOwner {
        emit ProxyOwnershipTransferred(proxyOwner(), pendingProxyOwner());
        _setUpgradeabilityOwner(pendingProxyOwner());
        _setPendingUpgradeabilityOwner(address(0));
    }

    /**
     * @dev Allows the proxy owner to upgrade the current version of the proxy.
     * @param implementation representing the address of the new implementation to be set.
     */
    function upgradeTo(address implementation) public virtual onlyProxyOwner {
        address currentImplementation;
        bytes32 position = implementationPosition;
        assembly {
            currentImplementation := sload(position)
        }
        require(currentImplementation != implementation);
        assembly {
            sstore(position, implementation)
        }
        emit Upgraded(implementation);
    }

    /**
     * @dev This event will be emitted every time the implementation gets upgraded
     * @param implementation representing the address of the upgraded implementation
     */
    event Upgraded(address indexed implementation);

    // Storage position of the address of the current implementation
    bytes32 private constant implementationPosition = 0x6e41e0fbe643dfdb6043698bf865aada82dc46b953f754a3468eaa272a362dc7; //keccak256("trueUSD.proxy.implementation");

    function implementation() public view returns (address impl) {
        bytes32 position = implementationPosition;
        assembly {
            impl := sload(position)
        }
    }

    /**
     * @dev Fallback functions allowing to perform a delegatecall to the given implementation.
     * This function will return whatever the implementation call returns
     */
    fallback() external payable {
        proxyCall();
    }

    receive() external payable {
        proxyCall();
    }

    function proxyCall() internal {
        bytes32 position = implementationPosition;

        assembly {
            let ptr := mload(0x40)
            calldatacopy(ptr, returndatasize(), calldatasize())
            let result := delegatecall(gas(), sload(position), ptr, calldatasize(), returndatasize(), returndatasize())
            returndatacopy(ptr, 0, returndatasize())

            switch result
                case 0 {
                    revert(ptr, returndatasize())
                }
                default {
                    return(ptr, returndatasize())
                }
        }
    }
}

Contract Security Audit

Contract ABI

[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"currentOwner","type":"address"},{"indexed":false,"internalType":"address","name":"pendingOwner","type":"address"}],"name":"NewPendingOwner","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"ProxyOwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"claimProxyOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"implementation","outputs":[{"internalType":"address","name":"impl","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pendingProxyOwner","outputs":[{"internalType":"address","name":"pendingOwner","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"proxyOwner","outputs":[{"internalType":"address","name":"owner","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferProxyOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"implementation","type":"address"}],"name":"upgradeTo","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]

Deployed Bytecode

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

Deployed Bytecode Sourcemap

2119:5976:0:-:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;7444:11;:9;:11::i;:::-;2119:5976;;7379:11;:9;:11::i;3912:183::-;;;;;;;;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;4227:211;;;;;;;;;;;;;:::i;6029:434::-;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;6029:434:0;;;;:::i;6954:189::-;;;;;;;;;;;;;:::i;5576:254::-;;;;;;;;;;;;;:::i;5251:230::-;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;5251:230:0;;;;:::i;7471:621::-;7607:4;7601:11;6834:66;;7662:14;7644:16;7601:11;7626:51;7781:16;7763;7747:14;7742:3;7731:8;7725:15;7718:5;7705:93;7835:16;7832:1;7827:3;7812:40;7875:6;7899:78;;;;8038:16;8033:3;8026:29;7899:78;7941:16;7936:3;7929:29;3912:183;2889:66;4062:15;;4038:50::o;4227:211::-;3051:66;4405:15;;4374:57::o;6029:434::-;3507:12;:10;:12::i;:::-;3493:26;;:10;:26;;;3485:55;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;6834:66:::1;6254:15:::0;;;6298:39:::1;::::0;;::::1;::::0;;::::1;;;6290:48;;;::::0;::::1;;6373:32:::0;;;6431:24:::1;::::0;::::1;::::0;::::1;::::0;::::1;::::0;;;::::1;3551:1;;6029:434:::0;:::o;6954:189::-;6834:66;7110:15;;7087:49::o;5576:254::-;3727:19;:17;:19::i;:::-;3713:33;;:10;:33;;;3705:70;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;5694:19:::1;:17;:19::i;:::-;5654:60;;5680:12;:10;:12::i;:::-;5654:60;;;;;;;;;;;;5725:44;5749:19;:17;:19::i;:::-;5725:23;:44::i;:::-;5780:42;5819:1;5780:30;:42::i;:::-;5576:254::o:0;5251:230::-;3507:12;:10;:12::i;:::-;3493:26;;:10;:26;;;3485:55;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;5344:22:::1;::::0;::::1;5336:31;;;::::0;::::1;;5378:40;5409:8;5378:30;:40::i;:::-;5434:39;5450:12;:10;:12::i;:::-;5434:39;::::0;;::::1;::::0;;::::1;::::0;;;;::::1;;::::0;::::1;::::0;;;;;;;;;::::1;5251:230:::0;:::o;4507:197::-;2889:66;4655:31;4640:57::o;4773:225::-;3051:66;4942:38;4927:64::o

Swarm Source

ipfs://6acd099dfc34ccee396084df959d0fdd422a2c554ac50708d35a07f9a50e18bd

Block Transaction Difficulty Gas Used Reward
View All Blocks Produced

Block Uncle Number Difficulty Gas Used Reward
View All Uncles
Loading...
Loading
Loading...
Loading

OVERVIEW

TrueFi is a protocol for on-chain unsecured lending. tfTUSD is the TUSD deposit pool token representing a holder's proportional ownership stake in the TUSD lending pool.

Validator Index Block Amount
View All Withdrawals

Transaction Hash Block Value Eth2 PubKey Valid
View All Deposits
Loading...
Loading
[ Download: CSV Export  ]

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.