ETH Price: $3,822.50 (-5.19%)

Contract

0xd5fbD009A91cA8b8519bEE341Fd024dD073460aA
 

Overview

ETH Balance

0.019115615065 ETH

Eth Value

$73.07 (@ $3,822.50/ETH)

Token Holdings

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Transaction Hash
Method
Block
From
To
Distribute Balan...234493792025-09-26 19:49:2325 days ago1758916163IN
0xd5fbD009...D073460aA
0 ETH0.000175532.31292531
Refund231270572025-08-12 19:29:1170 days ago1755026951IN
0xd5fbD009...D073460aA
0 ETH0.000231973.89282634
Distribute Balan...229264582025-07-15 18:45:2398 days ago1752605123IN
0xd5fbD009...D073460aA
0 ETH0.000725269.55614339
Distribute Balan...226477272025-06-06 19:47:23137 days ago1749239243IN
0xd5fbD009...D073460aA
0 ETH0.000319913.86902922
Refund223636632025-04-27 23:24:59177 days ago1745796299IN
0xd5fbD009...D073460aA
0 ETH0.000142172.38595316
Refund220826232025-03-19 18:12:47216 days ago1742407967IN
0xd5fbD009...D073460aA
0 ETH0.000178773
Refund218830662025-02-19 21:21:23244 days ago1740000083IN
0xd5fbD009...D073460aA
0 ETH0.000159942.68400847
Distribute Balan...215163622024-12-30 16:03:35296 days ago1735574615IN
0xd5fbD009...D073460aA
0 ETH0.0010792313.05238104
Distribute Balan...210660622024-10-28 18:56:59358 days ago1730141819IN
0xd5fbD009...D073460aA
0 ETH0.00119714.13478859
Distribute Balan...207220302024-09-10 18:34:47406 days ago1725993287IN
0xd5fbD009...D073460aA
0 ETH0.000728188.5987982
Distribute Balan...200434892024-06-08 0:20:11501 days ago1717806011IN
0xd5fbD009...D073460aA
0 ETH0.000727698.59297446
Stake198158612024-05-07 4:38:47533 days ago1715056727IN
0xd5fbD009...D073460aA
0 ETH0.001028775.25127055

Latest 25 internal transactions

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Parent Transaction Hash Method Block
From
To
Transfer236162062025-10-20 3:40:352 days ago1760931635
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0.01157537 ETH
Transfer235538272025-10-11 10:16:1111 days ago1760177771
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0.01152143 ETH
Transfer234872412025-10-02 2:52:1120 days ago1759373531
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0.01163437 ETH
Transfer234493792025-09-26 19:49:2325 days ago1758916163
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0.03054421 ETH
Transfer234220962025-09-23 0:18:2329 days ago1758586703
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0.01180071 ETH
Transfer233566092025-09-13 20:42:3538 days ago1757796155
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0.01175985 ETH
Transfer232903552025-09-04 14:30:5948 days ago1756996259
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0.0121193 ETH
Transfer232230512025-08-26 4:58:2357 days ago1756184303
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0.01219536 ETH
Transfer231554092025-08-16 18:31:2366 days ago1755369083
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0.00762057 ETH
Transfer231270572025-08-12 19:29:1170 days ago1755026951
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0.01171161 ETH
Transfer230192702025-07-28 17:55:4785 days ago1753725347
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0.00909818 ETH
Transfer229712422025-07-22 0:48:1192 days ago1753145291
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0.01218066 ETH
Transfer229264582025-07-15 18:45:2398 days ago1752605123
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0.02668067 ETH
Transfer229087722025-07-13 7:29:11101 days ago1752391751
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0.02438634 ETH
Transfer227525962025-06-21 11:38:59123 days ago1750505939
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0.02408981 ETH
Transfer226477272025-06-06 19:47:23137 days ago1749239243
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0.02673552 ETH
Transfer226477272025-06-06 19:47:23137 days ago1749239243
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0.02448006 ETH
Transfer224860922025-05-15 4:18:23160 days ago1747282703
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0.02409575 ETH
Transfer223636632025-04-27 23:24:59177 days ago1745796299
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0.12893737 ETH
Transfer223515332025-04-26 6:51:35179 days ago1745650295
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0.01221945 ETH
Transfer222849082025-04-16 23:42:23188 days ago1744846943
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0.07151663 ETH
Transfer222196022025-04-07 21:07:59197 days ago1744060079
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0.01219399 ETH
Transfer221592502025-03-30 10:53:11206 days ago1743331991
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Transfer220862232025-03-20 6:16:35216 days ago1742451395
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Transfer220826232025-03-19 18:12:47216 days ago1742407967
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0.02005232 ETH
Cross-Chain Transactions
Withdrawals

Block Transaction Difficulty Gas Used Reward
View All Blocks Produced

Latest 25 from a total of 57 withdrawals (1.431564781 ETH withdrawn)

Validator Index Block Amount
1386613236162042025-10-20 3:40:112 days ago17609316110.017946315 ETH
1386613235521272025-10-11 4:34:1111 days ago17601572510.017862696 ETH
1386613234872402025-10-02 2:51:5920 days ago17593735190.018037792 ETH
1386613234220942025-09-23 0:17:5929 days ago17585866790.018295681 ETH
1386613233566082025-09-13 20:42:2338 days ago17577961430.018232338 ETH
1386613232903542025-09-04 14:30:4748 days ago17569962470.018789625 ETH
1386613232230502025-08-26 4:58:1157 days ago17561842910.018907543 ETH
1386613231554082025-08-16 18:31:1166 days ago17553690710.011814852 ETH
1386613230192692025-07-28 17:55:3585 days ago17537253350.014105708 ETH
1386613229509412025-07-19 4:43:1195 days ago17529001910.018884755 ETH
1386613228830532025-07-09 17:15:11104 days ago17520813110.018989498 ETH
1386613228156412025-06-30 7:08:47114 days ago17512673270.018818787 ETH
1386613227488622025-06-20 23:08:35123 days ago17504609150.018673946 ETH
1386613226826002025-06-11 16:45:47132 days ago17496603470.018674597 ETH
1386613226168642025-06-02 12:03:11142 days ago17488657910.018843978 ETH
1386613225508662025-05-24 6:17:23151 days ago17480674430.019109606 ETH
1386613224843502025-05-14 22:24:23160 days ago17472614630.018937318 ETH
1386613224179132025-05-05 13:43:23170 days ago17464526030.018420442 ETH
1386613223515302025-04-26 6:50:59179 days ago17456502590.018944899 ETH
1386613222849052025-04-16 23:41:47188 days ago17448469070.110878504 ETH
1386613222182032025-04-07 16:26:11198 days ago17440431710.018905425 ETH
1386613221519202025-03-29 10:18:47207 days ago17432435270.195656572 ETH
1386613220860652025-03-20 5:44:35216 days ago17424494750.018818484 ETH
1386613220204892025-03-11 1:56:23225 days ago17416581830.018857488 ETH
1386613219551342025-03-01 22:54:11234 days ago17408696510.01880664 ETH
View All Withdrawals

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Minimal Proxy Contract for 0x560656c8947564363497e9c78a8bdeff8d3eff33

Contract Name:
RocketMinipoolBase

Compiler Version
v0.7.6+commit.7338295f

Optimization Enabled:
Yes with 15000 runs

Other Settings:
default evmVersion, GNU GPLv3 license

Contract Source Code (Solidity Standard Json-Input format)

/**
  *       .
  *      / \
  *     |.'.|
  *     |'.'|
  *   ,'|   |`.
  *  |,-'-|-'-.|
  *   __|_| |         _        _      _____           _
  *  | ___ \|        | |      | |    | ___ \         | |
  *  | |_/ /|__   ___| | _____| |_   | |_/ /__   ___ | |
  *  |    // _ \ / __| |/ / _ \ __|  |  __/ _ \ / _ \| |
  *  | |\ \ (_) | (__|   <  __/ |_   | | | (_) | (_) | |
  *  \_| \_\___/ \___|_|\_\___|\__|  \_|  \___/ \___/|_|
  * +---------------------------------------------------+
  * |  DECENTRALISED STAKING PROTOCOL FOR ETHEREUM 2.0  |
  * +---------------------------------------------------+
  *
  *  Rocket Pool is a first-of-its-kind ETH2 Proof of Stake protocol, designed to be community owned,
  *  decentralised, trustless and compatible with staking in Ethereum 2.0.
  *
  *  For more information about Rocket Pool, visit https://rocketpool.net
  *
  *  Authors: David Rugendyke, Jake Pospischil, Kane Wallmann, Darren Langley, Joe Clapis, Nick Doherty
  *
  */

// SPDX-License-Identifier: GPL-3.0-only
pragma solidity 0.7.6;

import "./RocketMinipoolStorageLayout.sol";
import "../../interface/RocketStorageInterface.sol";
import "../../interface/minipool/RocketMinipoolBaseInterface.sol";

/// @notice Contains the initialisation and delegate upgrade logic for minipools
contract RocketMinipoolBase is RocketMinipoolBaseInterface, RocketMinipoolStorageLayout {

    // Events
    event EtherReceived(address indexed from, uint256 amount, uint256 time);
    event DelegateUpgraded(address oldDelegate, address newDelegate, uint256 time);
    event DelegateRolledBack(address oldDelegate, address newDelegate, uint256 time);

    // Store a reference to the address of RocketMinipoolBase itself to prevent direct calls to this contract
    address immutable self;

    constructor () {
        self = address(this);
    }

    /// @dev Prevent direct calls to this contract
    modifier notSelf() {
        require(address(this) != self);
        _;
    }

    /// @dev Only allow access from the owning node address
    modifier onlyMinipoolOwner() {
        // Only the node operator can upgrade
        address withdrawalAddress = rocketStorage.getNodeWithdrawalAddress(nodeAddress);
        require(msg.sender == nodeAddress || msg.sender == withdrawalAddress, "Only the node operator can access this method");
        _;
    }

    /// @notice Sets up starting delegate contract and then delegates initialisation to it
    function initialise(address _rocketStorage, address _nodeAddress) external override notSelf {
        // Check input
        require(_nodeAddress != address(0), "Invalid node address");
        require(storageState == StorageState.Undefined, "Already initialised");
        // Set storage state to uninitialised
        storageState = StorageState.Uninitialised;
        // Set rocketStorage
        rocketStorage = RocketStorageInterface(_rocketStorage);
        // Set the current delegate
        address delegateAddress = getContractAddress("rocketMinipoolDelegate");
        rocketMinipoolDelegate = delegateAddress;
        // Check for contract existence
        require(contractExists(delegateAddress), "Delegate contract does not exist");
        // Call initialise on delegate
        (bool success, bytes memory data) = delegateAddress.delegatecall(abi.encodeWithSignature('initialise(address)', _nodeAddress));
        if (!success) { revert(getRevertMessage(data)); }
    }

    /// @notice Receive an ETH deposit
    receive() external payable notSelf {
        // Emit ether received event
        emit EtherReceived(msg.sender, msg.value, block.timestamp);
    }

    /// @notice Upgrade this minipool to the latest network delegate contract
    function delegateUpgrade() external override onlyMinipoolOwner notSelf {
        // Set previous address
        rocketMinipoolDelegatePrev = rocketMinipoolDelegate;
        // Set new delegate
        rocketMinipoolDelegate = getContractAddress("rocketMinipoolDelegate");
        // Verify
        require(rocketMinipoolDelegate != rocketMinipoolDelegatePrev, "New delegate is the same as the existing one");
        // Log event
        emit DelegateUpgraded(rocketMinipoolDelegatePrev, rocketMinipoolDelegate, block.timestamp);
    }

    /// @notice Rollback to previous delegate contract
    function delegateRollback() external override onlyMinipoolOwner notSelf {
        // Make sure they have upgraded before
        require(rocketMinipoolDelegatePrev != address(0x0), "Previous delegate contract is not set");
        // Store original
        address originalDelegate = rocketMinipoolDelegate;
        // Update delegate to previous and zero out previous
        rocketMinipoolDelegate = rocketMinipoolDelegatePrev;
        rocketMinipoolDelegatePrev = address(0x0);
        // Log event
        emit DelegateRolledBack(originalDelegate, rocketMinipoolDelegate, block.timestamp);
    }

    /// @notice Sets the flag to automatically use the latest delegate contract or not
    /// @param _setting If true, will always use the latest delegate contract
    function setUseLatestDelegate(bool _setting) external override onlyMinipoolOwner notSelf {
        useLatestDelegate = _setting;
    }

    /// @notice Returns true if this minipool always uses the latest delegate contract
    function getUseLatestDelegate() external override view returns (bool) {
        return useLatestDelegate;
    }

    /// @notice Returns the address of the minipool's stored delegate
    function getDelegate() external override view returns (address) {
        return rocketMinipoolDelegate;
    }

    /// @notice Returns the address of the minipool's previous delegate (or address(0) if not set)
    function getPreviousDelegate() external override view returns (address) {
        return rocketMinipoolDelegatePrev;
    }

    /// @notice Returns the delegate which will be used when calling this minipool taking into account useLatestDelegate setting
    function getEffectiveDelegate() external override view returns (address) {
        return useLatestDelegate ? getContractAddress("rocketMinipoolDelegate") : rocketMinipoolDelegate;
    }

    /// @notice Delegates all calls to minipool delegate contract (or latest if flag is set)
    fallback(bytes calldata _input) external payable notSelf returns (bytes memory) {
        // If useLatestDelegate is set, use the latest delegate contract
        address delegateContract = useLatestDelegate ? getContractAddress("rocketMinipoolDelegate") : rocketMinipoolDelegate;
        // Check for contract existence
        require(contractExists(delegateContract), "Delegate contract does not exist");
        // Execute delegatecall
        (bool success, bytes memory data) = delegateContract.delegatecall(_input);
        if (!success) { revert(getRevertMessage(data)); }
        return data;
    }

    /// @dev Get the address of a Rocket Pool network contract
    function getContractAddress(string memory _contractName) private view returns (address) {
        address contractAddress = rocketStorage.getAddress(keccak256(abi.encodePacked("contract.address", _contractName)));
        require(contractAddress != address(0x0), "Contract not found");
        return contractAddress;
    }

    /// @dev Get a revert message from delegatecall return data
    function getRevertMessage(bytes memory _returnData) private pure returns (string memory) {
        if (_returnData.length < 68) { return "Transaction reverted silently"; }
        assembly {
            _returnData := add(_returnData, 0x04)
        }
        return abi.decode(_returnData, (string));
    }

    /// @dev Returns true if contract exists at _contractAddress (if called during that contract's construction it will return a false negative)
    function contractExists(address _contractAddress) private view returns (bool) {
        uint32 codeSize;
        assembly {
            codeSize := extcodesize(_contractAddress)
        }
        return codeSize > 0;
    }
}

/**
  *       .
  *      / \
  *     |.'.|
  *     |'.'|
  *   ,'|   |`.
  *  |,-'-|-'-.|
  *   __|_| |         _        _      _____           _
  *  | ___ \|        | |      | |    | ___ \         | |
  *  | |_/ /|__   ___| | _____| |_   | |_/ /__   ___ | |
  *  |    // _ \ / __| |/ / _ \ __|  |  __/ _ \ / _ \| |
  *  | |\ \ (_) | (__|   <  __/ |_   | | | (_) | (_) | |
  *  \_| \_\___/ \___|_|\_\___|\__|  \_|  \___/ \___/|_|
  * +---------------------------------------------------+
  * |  DECENTRALISED STAKING PROTOCOL FOR ETHEREUM 2.0  |
  * +---------------------------------------------------+
  *
  *  Rocket Pool is a first-of-its-kind ETH2 Proof of Stake protocol, designed to be community owned,
  *  decentralised, trustless and compatible with staking in Ethereum 2.0.
  *
  *  For more information about Rocket Pool, visit https://rocketpool.net
  *
  *  Authors: David Rugendyke, Jake Pospischil, Kane Wallmann, Darren Langley, Joe Clapis, Nick Doherty
  *
  */

pragma solidity >0.5.0 <0.9.0;

// SPDX-License-Identifier: GPL-3.0-only

interface RocketStorageInterface {

    // Deploy status
    function getDeployedStatus() external view returns (bool);

    // Guardian
    function getGuardian() external view returns(address);
    function setGuardian(address _newAddress) external;
    function confirmGuardian() external;

    // Getters
    function getAddress(bytes32 _key) external view returns (address);
    function getUint(bytes32 _key) external view returns (uint);
    function getString(bytes32 _key) external view returns (string memory);
    function getBytes(bytes32 _key) external view returns (bytes memory);
    function getBool(bytes32 _key) external view returns (bool);
    function getInt(bytes32 _key) external view returns (int);
    function getBytes32(bytes32 _key) external view returns (bytes32);

    // Setters
    function setAddress(bytes32 _key, address _value) external;
    function setUint(bytes32 _key, uint _value) external;
    function setString(bytes32 _key, string calldata _value) external;
    function setBytes(bytes32 _key, bytes calldata _value) external;
    function setBool(bytes32 _key, bool _value) external;
    function setInt(bytes32 _key, int _value) external;
    function setBytes32(bytes32 _key, bytes32 _value) external;

    // Deleters
    function deleteAddress(bytes32 _key) external;
    function deleteUint(bytes32 _key) external;
    function deleteString(bytes32 _key) external;
    function deleteBytes(bytes32 _key) external;
    function deleteBool(bytes32 _key) external;
    function deleteInt(bytes32 _key) external;
    function deleteBytes32(bytes32 _key) external;

    // Arithmetic
    function addUint(bytes32 _key, uint256 _amount) external;
    function subUint(bytes32 _key, uint256 _amount) external;

    // Protected storage
    function getNodeWithdrawalAddress(address _nodeAddress) external view returns (address);
    function getNodePendingWithdrawalAddress(address _nodeAddress) external view returns (address);
    function setWithdrawalAddress(address _nodeAddress, address _newWithdrawalAddress, bool _confirm) external;
    function confirmWithdrawalAddress(address _nodeAddress) external;
}

File 3 of 6 : MinipoolDeposit.sol
/**
  *       .
  *      / \
  *     |.'.|
  *     |'.'|
  *   ,'|   |`.
  *  |,-'-|-'-.|
  *   __|_| |         _        _      _____           _
  *  | ___ \|        | |      | |    | ___ \         | |
  *  | |_/ /|__   ___| | _____| |_   | |_/ /__   ___ | |
  *  |    // _ \ / __| |/ / _ \ __|  |  __/ _ \ / _ \| |
  *  | |\ \ (_) | (__|   <  __/ |_   | | | (_) | (_) | |
  *  \_| \_\___/ \___|_|\_\___|\__|  \_|  \___/ \___/|_|
  * +---------------------------------------------------+
  * |  DECENTRALISED STAKING PROTOCOL FOR ETHEREUM 2.0  |
  * +---------------------------------------------------+
  *
  *  Rocket Pool is a first-of-its-kind ETH2 Proof of Stake protocol, designed to be community owned,
  *  decentralised, trustless and compatible with staking in Ethereum 2.0.
  *
  *  For more information about Rocket Pool, visit https://rocketpool.net
  *
  *  Authors: David Rugendyke, Jake Pospischil, Kane Wallmann, Darren Langley, Joe Clapis, Nick Doherty
  *
  */

pragma solidity 0.7.6;

// SPDX-License-Identifier: GPL-3.0-only

// Represents the type of deposits required by a minipool

enum MinipoolDeposit {
    None,       // Marks an invalid deposit type
    Full,       // The minipool requires 32 ETH from the node operator, 16 ETH of which will be refinanced from user deposits
    Half,       // The minipool required 16 ETH from the node operator to be matched with 16 ETH from user deposits
    Empty,      // The minipool requires 0 ETH from the node operator to be matched with 32 ETH from user deposits (trusted nodes only)
    Variable    // Indicates this minipool is of the new generation that supports a variable deposit amount
}

File 4 of 6 : MinipoolStatus.sol
/**
  *       .
  *      / \
  *     |.'.|
  *     |'.'|
  *   ,'|   |`.
  *  |,-'-|-'-.|
  *   __|_| |         _        _      _____           _
  *  | ___ \|        | |      | |    | ___ \         | |
  *  | |_/ /|__   ___| | _____| |_   | |_/ /__   ___ | |
  *  |    // _ \ / __| |/ / _ \ __|  |  __/ _ \ / _ \| |
  *  | |\ \ (_) | (__|   <  __/ |_   | | | (_) | (_) | |
  *  \_| \_\___/ \___|_|\_\___|\__|  \_|  \___/ \___/|_|
  * +---------------------------------------------------+
  * |  DECENTRALISED STAKING PROTOCOL FOR ETHEREUM 2.0  |
  * +---------------------------------------------------+
  *
  *  Rocket Pool is a first-of-its-kind ETH2 Proof of Stake protocol, designed to be community owned,
  *  decentralised, trustless and compatible with staking in Ethereum 2.0.
  *
  *  For more information about Rocket Pool, visit https://rocketpool.net
  *
  *  Authors: David Rugendyke, Jake Pospischil, Kane Wallmann, Darren Langley, Joe Clapis, Nick Doherty
  *
  */

pragma solidity 0.7.6;

// SPDX-License-Identifier: GPL-3.0-only

// Represents a minipool's status within the network

enum MinipoolStatus {
    Initialised,    // The minipool has been initialised and is awaiting a deposit of user ETH
    Prelaunch,      // The minipool has enough ETH to begin staking and is awaiting launch by the node operator
    Staking,        // The minipool is currently staking
    Withdrawable,   // NO LONGER USED
    Dissolved       // The minipool has been dissolved and its user deposited ETH has been returned to the deposit pool
}

File 5 of 6 : RocketMinipoolStorageLayout.sol
/**
  *       .
  *      / \
  *     |.'.|
  *     |'.'|
  *   ,'|   |`.
  *  |,-'-|-'-.|
  *   __|_| |         _        _      _____           _
  *  | ___ \|        | |      | |    | ___ \         | |
  *  | |_/ /|__   ___| | _____| |_   | |_/ /__   ___ | |
  *  |    // _ \ / __| |/ / _ \ __|  |  __/ _ \ / _ \| |
  *  | |\ \ (_) | (__|   <  __/ |_   | | | (_) | (_) | |
  *  \_| \_\___/ \___|_|\_\___|\__|  \_|  \___/ \___/|_|
  * +---------------------------------------------------+
  * |  DECENTRALISED STAKING PROTOCOL FOR ETHEREUM 2.0  |
  * +---------------------------------------------------+
  *
  *  Rocket Pool is a first-of-its-kind ETH2 Proof of Stake protocol, designed to be community owned,
  *  decentralised, trustless and compatible with staking in Ethereum 2.0.
  *
  *  For more information about Rocket Pool, visit https://rocketpool.net
  *
  *  Authors: David Rugendyke, Jake Pospischil, Kane Wallmann, Darren Langley, Joe Clapis, Nick Doherty
  *
  */

pragma solidity 0.7.6;

// SPDX-License-Identifier: GPL-3.0-only

import "../../interface/RocketStorageInterface.sol";
import "../../types/MinipoolDeposit.sol";
import "../../types/MinipoolStatus.sol";

// The RocketMinipool contract storage layout, shared by RocketMinipoolDelegate

// ******************************************************
// Note: This contract MUST NOT BE UPDATED after launch.
// All deployed minipool contracts must maintain a
// Consistent storage layout with RocketMinipoolDelegate.
// ******************************************************

abstract contract RocketMinipoolStorageLayout {
    // Storage state enum
    enum StorageState {
        Undefined,
        Uninitialised,
        Initialised
    }

	// Main Rocket Pool storage contract
    RocketStorageInterface internal rocketStorage = RocketStorageInterface(0);

    // Status
    MinipoolStatus internal status;
    uint256 internal statusBlock;
    uint256 internal statusTime;
    uint256 internal withdrawalBlock;

    // Deposit type
    MinipoolDeposit internal depositType;

    // Node details
    address internal nodeAddress;
    uint256 internal nodeFee;
    uint256 internal nodeDepositBalance;
    bool internal nodeDepositAssigned;          // NO LONGER IN USE
    uint256 internal nodeRefundBalance;
    uint256 internal nodeSlashBalance;

    // User deposit details
    uint256 internal userDepositBalanceLegacy;
    uint256 internal userDepositAssignedTime;

    // Upgrade options
    bool internal useLatestDelegate = false;
    address internal rocketMinipoolDelegate;
    address internal rocketMinipoolDelegatePrev;

    // Local copy of RETH address
    address internal rocketTokenRETH;

    // Local copy of penalty contract
    address internal rocketMinipoolPenalty;

    // Used to prevent direct access to delegate and prevent calling initialise more than once
    StorageState internal storageState = StorageState.Undefined;

    // Whether node operator has finalised the pool
    bool internal finalised;

    // Trusted member scrub votes
    mapping(address => bool) internal memberScrubVotes;
    uint256 internal totalScrubVotes;

    // Variable minipool
    uint256 internal preLaunchValue;
    uint256 internal userDepositBalance;

    // Vacant minipool
    bool internal vacant;
    uint256 internal preMigrationBalance;

    // User distribution
    bool internal userDistributed;
    uint256 internal userDistributeTime;
}

/**
  *       .
  *      / \
  *     |.'.|
  *     |'.'|
  *   ,'|   |`.
  *  |,-'-|-'-.|
  *   __|_| |         _        _      _____           _
  *  | ___ \|        | |      | |    | ___ \         | |
  *  | |_/ /|__   ___| | _____| |_   | |_/ /__   ___ | |
  *  |    // _ \ / __| |/ / _ \ __|  |  __/ _ \ / _ \| |
  *  | |\ \ (_) | (__|   <  __/ |_   | | | (_) | (_) | |
  *  \_| \_\___/ \___|_|\_\___|\__|  \_|  \___/ \___/|_|
  * +---------------------------------------------------+
  * |  DECENTRALISED STAKING PROTOCOL FOR ETHEREUM 2.0  |
  * +---------------------------------------------------+
  *
  *  Rocket Pool is a first-of-its-kind ETH2 Proof of Stake protocol, designed to be community owned,
  *  decentralised, trustless and compatible with staking in Ethereum 2.0.
  *
  *  For more information about Rocket Pool, visit https://rocketpool.net
  *
  *  Authors: David Rugendyke, Jake Pospischil, Kane Wallmann, Darren Langley, Joe Clapis, Nick Doherty
  *
  */

pragma solidity >0.5.0 <0.9.0;

// SPDX-License-Identifier: GPL-3.0-only

interface RocketMinipoolBaseInterface {
    function initialise(address _rocketStorage, address _nodeAddress) external;
    function delegateUpgrade() external;
    function delegateRollback() external;
    function setUseLatestDelegate(bool _setting) external;
    function getUseLatestDelegate() external view returns (bool);
    function getDelegate() external view returns (address);
    function getPreviousDelegate() external view returns (address);
    function getEffectiveDelegate() external view returns (address);
}

Settings
{
  "optimizer": {
    "enabled": true,
    "runs": 15000
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

Contract ABI

API
[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"oldDelegate","type":"address"},{"indexed":false,"internalType":"address","name":"newDelegate","type":"address"},{"indexed":false,"internalType":"uint256","name":"time","type":"uint256"}],"name":"DelegateRolledBack","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"oldDelegate","type":"address"},{"indexed":false,"internalType":"address","name":"newDelegate","type":"address"},{"indexed":false,"internalType":"uint256","name":"time","type":"uint256"}],"name":"DelegateUpgraded","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"},{"indexed":false,"internalType":"uint256","name":"time","type":"uint256"}],"name":"EtherReceived","type":"event"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"delegateRollback","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"delegateUpgrade","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"getDelegate","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getEffectiveDelegate","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getPreviousDelegate","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"getUseLatestDelegate","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"_rocketStorage","type":"address"},{"internalType":"address","name":"_nodeAddress","type":"address"}],"name":"initialise","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"_setting","type":"bool"}],"name":"setUseLatestDelegate","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]

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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.