Questions tagged [immutable]

The immutable keyword can be used on state variables which causes them to be read-only, but assignable in the constructor. The value will be stored directly in the code.

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How to verify that a smart contract was deployed by us?

I would like a method called from Solidity to either verify the hash of an entire smart contract's code, or read some immutable EVM property that contracts expose that say who deployed them, e.g. a ...
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Cannot reproduce Etherscan verified compilation for 0.6.6 contract

I'm trying to reproduce the following contract compilation on Etherscan: https://etherscan.io/address/0x7a250d5630b4cf539739df2c5dacb4c659f2488d#code. Runtime bytecode on-chain I can get the runtime ...
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Is Ethereum blockchain really temper proof or immutable?

Suppose there is a user A which transfers some ethers to user B through a proper transaction. So is it possible to alter the transaction. Something like going back to the block which contains the ...
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What is the best way to store data/information while writing smartcontract?

Smart contracts are immutable. Unless we're 100% sure that our smart-contract is fully functional without any exception we never want to push that in the main net. That's why we have public test net. ...
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Is it feasible to write a DApp that targets multiple blockchains

This question does not target Ethereum specifically, but I hope you can help me out! If my questions are too specific, I apologize in advance. I'm trying to utilize Blockchain's immutable + provable ...
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What is the difference between the constant and immutable keywords in Solidity?

What is the difference between the constant and immutable keywords in Solidity and how do I use them?
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What is the immutable keyword in Solidity?

What is the immutable keyword in Solidity and how do I use it?