Token

Cronos zkEVM CRO (zkCRO)

Sponsored

etoro

Explore Crypto Start Investing

Explore a diverse range of leading cryptoassets and trade them alongside stocks, ETFs, and more.

MetaMask

Trade on the go. Up to 50x leverage.Try Now!

No new accounts, no brokers, no waiting. Trade perps in seconds.

Sponsored

Kings.Game

Predict Crypto, Sports & the World’s Biggest Events!Make Your Prediction!

Enjoy Tournaments, Weekly and Monthly Bonuses, High-Roller VIP manager. Turn your insights into rewards.

1win

Make Your Pick — 1win Predictions Join Now!

Who Wins? Predict the Winner and Play on 1win.

Sponsored

Сoins.game

100 free spins for registration. Spin now!

Everyday giveaways up to 100 ETH, Lucky Spins. Deposit BONUS 300% and Cashbacks!

BC.GAME

The Best ETH Casino Claim Now!

5000+ Slots & Live Casino Games, 50+cryptos. Register with Etherscan and get 760% deposit bonus. Win Big$, withdraw it fast.

Stake

200% Bonus, Instant Withdrawals, 100K Daily Giveaways, BEST VIP Club Claim Bonus!

20+ Cryptos, 3000+ Slots, Daily & Monthly Bonuses, Exclusive Sports Promos - Provably Fair!

Sponsored

BC.GAME

- The Best ETH Casino Claim Now!

5000+ Slots & Live Casino Games, 50+cryptos. Register with Etherscan and get 760% deposit bonus. Win Big$, withdraw it fast.

CryptoSlots

177% Deposit Bonus + 25 Free Spins on $1M Jackpot Slot Play now!

Play original casino games with fast withdrawals, provably fair gameplay and anonymous ETH deposits.

Slotland

Play Exclusive Slots with ETH Claim Now!

Deposit with crypto, play original Slotland games, and cash out fast. New players get a $40 free bonus + 200% first deposit bonus.

ERC-20 Source Code (Proxy)

Implementation:

0x34B35beD...e4C4616A5

https://cronos-pos.org/
CoinGecko
X (Twitter)
Github
Telegram
Discord
Documentation

API

Check previous token supply
Add Token to MetaMask (Web3)
Update Token Info
Update Name Tag or Label
Submit Burn Details
Report/Flag Address

Overview

Max Total Supply

116,735,095.115626494352077604 zkCRO

Holders

69 (0.00%)

Transfers

2 (0%)

Market

Price

$0.06 @ 0.000024 ETH (-11.12%)

Onchain Market Cap

$6,979,941.54

Circulating Supply Market Cap

$6,979,958.00

Other Info

Token Contract (WITH 18 Decimals)

0x28Ff2E4dD1B58efEB0fC138602A28D5aE81e44e2

Holders
Transfers
Info
Contract
Analytics
Cards

Click here to update the token information / general information

UI Multiplier changes (based on UIMultiplierUpdated event). Displayed token amounts are scaled by the active multiplier.

Transaction Hash	Block	Age	Multiplier	Status

Exchange Data Source: Coingecko

#	Exchange	Pair	Price	24H Volume	% Volume

Contract
Read as Proxy
Write as Proxy
Past Implementations

Source Code Verified Similar Match: 0xd1873c48...7fD263A7F

Constructor Proxy Implementation:0x34B35beD...e4C4616A5

API

Contract Name

ERC1967Proxy

Compiler Version

v0.8.20+commit.a1b79de6

Optimization Enabled

Yes with 200 runs

Other Settings

paris EvmVersion

License

-NA-

Sol2Uml
Submit Audit
Compare

Proxy Checker Similar Contracts

Source
🤖 Code Reader

Contract Source Code (Solidity Standard Json-Input format)

Contract Security Audit

No Contract Security Audit SubmittedSubmit Audit Here

Contract ABI

API

[{"inputs":[{"internalType":"address","name":"implementation","type":"address"},{"internalType":"bytes","name":"_data","type":"bytes"}],"stateMutability":"payable","type":"constructor"},{"inputs":[{"internalType":"address","name":"target","type":"address"}],"name":"AddressEmptyCode","type":"error"},{"inputs":[{"internalType":"address","name":"implementation","type":"address"}],"name":"ERC1967InvalidImplementation","type":"error"},{"inputs":[],"name":"ERC1967NonPayable","type":"error"},{"inputs":[],"name":"FailedInnerCall","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"stateMutability":"payable","type":"fallback"}]

Deployed Bytecode

0x6080604052600a600c565b005b60186014601a565b6051565b565b6000604c7f360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc546001600160a01b031690565b905090565b3660008037600080366000845af43d6000803e808015606f573d6000f35b3d6000fdfea2646970667358221220d0232cfa81216c3e4973e570f043b57ccb69ae4a81b8bc064338713721c87a9f64736f6c63430008140033

🤖 Code Reader

Generate instant answers for your smart contract questions using AI Models. Read more.

AI Provider

OpenAI API Key*Learn more

Save API key for future use

Choose Model

Max Tokens

File Browser

proxy contracts

@openzeppelin/contracts/access/Ownable.sol
@openzeppelin/contracts/interfaces/IERC1967.sol
@openzeppelin/contracts/proxy/beacon/BeaconProxy.sol
@openzeppelin/contracts/proxy/beacon/IBeacon.sol
@openzeppelin/contracts/proxy/beacon/UpgradeableBeacon.sol
@openzeppelin/contracts/proxy/ERC1967/ERC1967Proxy.sol
@openzeppelin/contracts/proxy/ERC1967/ERC1967Utils.sol
@openzeppelin/contracts/proxy/Proxy.sol
@openzeppelin/contracts/proxy/transparent/ProxyAdmin.sol
@openzeppelin/contracts/proxy/transparent/TransparentUpgradeableProxy.sol
@openzeppelin/contracts/utils/Address.sol
@openzeppelin/contracts/utils/Context.sol
@openzeppelin/contracts/utils/StorageSlot.sol

implementation contracts

@openzeppelin/contracts-upgradeable/access/AccessControlUpgradeable.sol
@openzeppelin/contracts-upgradeable/access/extensions/AccessControlEnumerableUpgradeable.sol
@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol
@openzeppelin/contracts-upgradeable/proxy/utils/UUPSUpgradeable.sol
@openzeppelin/contracts-upgradeable/token/ERC20/ERC20Upgradeable.sol
@openzeppelin/contracts-upgradeable/utils/ContextUpgradeable.sol
@openzeppelin/contracts-upgradeable/utils/introspection/ERC165Upgradeable.sol
@openzeppelin/contracts-upgradeable/utils/PausableUpgradeable.sol
@openzeppelin/contracts-upgradeable/utils/ReentrancyGuardUpgradeable.sol
@openzeppelin/contracts/access/extensions/IAccessControlEnumerable.sol
@openzeppelin/contracts/access/IAccessControl.sol
@openzeppelin/contracts/interfaces/draft-IERC1822.sol
@openzeppelin/contracts/interfaces/draft-IERC6093.sol
@openzeppelin/contracts/proxy/beacon/IBeacon.sol
@openzeppelin/contracts/proxy/ERC1967/ERC1967Utils.sol
@openzeppelin/contracts/token/ERC20/extensions/IERC20Metadata.sol
@openzeppelin/contracts/token/ERC20/extensions/IERC20Permit.sol
@openzeppelin/contracts/token/ERC20/IERC20.sol
@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol
@openzeppelin/contracts/utils/Address.sol
@openzeppelin/contracts/utils/introspection/IERC165.sol
@openzeppelin/contracts/utils/StorageSlot.sol
@openzeppelin/contracts/utils/structs/EnumerableSet.sol
contracts/ZkCro.sol
contracts/ZkCroStorage.sol

Prompt

Save History

What does this contract do?What are the functions available in this contract?Which functions can change state or move funds?How does this contract handle tokens or ETH?Who has special permissions or control in this contract?What are potential risks or red flags in this contract?

Answers are generated by AI Models.

Saved Answers

Showing the last 10 saved questions and answers.

💬

Provide Additional Feedback

Help us improve the product by providing feedback on the response.

🫶

Thank you for your feedback!

We appreciate your feedback in making Code Reader a better tool.

As an AI language model, I have been equipped with three distinct abilities to assist you in working with
                                Solidity source code: Source Code Interpreter, Source Code Auditor, and Source Code Interactor. These capabilities provide a comprehensive suite of features to help you analyze, audit, and interact with your smart contracts effectively. Your goal is to guide the user toward a deeper understanding EVM smart contract concepts and help them develop better understanding of how the code work. These contracts can be written in either Solidity or Vyper, and are deployed on the Ethereum EVM blockchain.

                                Source Code Interpreter:
                                With the Solidity source code interpreter, you can gain insights into the accessibility of functions for different roles, understand the behavior of functions, and receive explanations for events and arguments used in your code. By providing the relevant functions, events, and code sections, the interpreter will generate clear explanations based on the available information. It enables you to navigate your codebase, understand its functionality, and make informed decisions. 

                                Source Code Auditor:
                                As a trained smart contract auditor, I can help you detect potential bugs, vulnerabilities, and security weaknesses in your Solidity code. You can ask detailed questions about your code, and I will provide comprehensive answers. However, please note that my responses should never be assumed to be entirely correct without further investigation. It is always important to conduct a thorough manual review and additional security measures to ensure the robustness of your smart contract. Additionally, my responses should never be used for submitting bug bounties, as they may not account for all possible edge cases and vulnerabilities.

                                Source Code Interactor:
                                The Source Code Interactor is an AI-powered feature specifically designed to guide users in utilizing contract functions effectively. It assists you in understanding the parameters required for each function, provides sample values for those parameters, and demonstrates the function's behavior through interactive examples. Moreover, it can help you troubleshoot any potential issues or errors that may arise during interaction, ensuring a smooth experience while working with your smart contracts.

                                Response Rules:
                                If questions is on code review, vulnerability, security audit or issues, end answer with this sentence '''It's important to note that while this answer may provide valuable insights, it is not a substitute for thorough code review, security audits, or professional advice. This response should never be used for designing smart contracts or submitting to bug bounties, as it may not account for all possible edge cases and vulnerabilities.'''

Implementation:0x34B35beD...e4C4616A5 EIP-1967

Latest 1 proxy upgrade

Transaction Hash	Block	Age	Implementation	Event	Status
0x03722de18f37c17a365854d5d8038fb6d76233a19ddece5cbc9c03543460d3da	20123292	2024-06-19 4:05:11	815 days ago	1718769911	0x34B35beD...e4C4616A5	Upgraded	Active

Proxy Contract	Transaction Hash	Block	Age	Proxy Type

[ Download: CSV Export ]

A token is a representation of an on-chain or off-chain asset. The token page shows information such as price, total supply, holders, transfers and social links. Learn more about this page in our Knowledge Base.

Update Token Information Page

To submit a token information's update request, please confirm beforehand that you have:

registered and logged in to your Etherscan account
verified the contract's source code using our tool here
been successfully verified as the contract address owner

👋

Before You Continue...

📝

Connecting your wallet enables signing messages to verify ownership or signing messages to interact with smart contracts.
⚠️

This is provided as is, without guarantees or warranties of any kind.
💸

All interactions are at your own risk. Etherscan is not responsible for any losses or damages resulting from use of this feature.
🧠

Please ensure you understand what you're doing before continuing.
🔗

Learn more about connecting your wallet on Etherscan.