Linked Questions

0
votes
1answer
455 views

How to compute ethereum contract address with java?

I'm looking for the java version of the solution of this question. How is the address of an Ethereum contract computed? Actually I want have a solution of the problem below. I have a master ...
3
votes
1answer
217 views

contract address without transaction

In the documentation for parity's PoA chain it is mentioned that you should add the address of the contract which determines the validators to the genesis file. The function getValidators will be ...
2
votes
1answer
354 views

How are addresses created if deploying a new bound contract

How exactly are the contract addresses created that are returned by the DeployNewXYZ() method a bound contracts? Is it possible that, if the method is called rapidly consecutively, the same address is ...
2
votes
1answer
194 views

Random contract address generated by sendTransaction when receiver is undefined

I am new to Ethereum, trying to get the hang of using geth and web3js. Looked around and could not find a similar issue, would appreciate some explanation over the following. I tried to create a ...
2
votes
2answers
137 views

Is there any difference between address that have Smart Contract and “normal” one? [duplicate]

Is there any difference between address that have smart contract on it, and "normal" address (address that You can create private and public key pair)? For more context, this is the problem I'm ...
1
vote
1answer
289 views

Correct way to deterministically compute contract address in Python

To begin with, I have already gone through the approach outlined in the following thread: How is the address of an Ethereum contract computed? I wanted to test if the approach actually works. On my ...
2
votes
3answers
214 views

How to generate an ethereum address?

How an EOA, contract address can be achieved? What is an mechanism for generating these?
1
vote
2answers
331 views

Transaction Hash after deploying contract with Web3.py too long

I managed to successfully deploy a contract using Web3.py to the Ethereum Ropsten network using this bit of code def deploy(self): instance = self.w3.eth.contract(abi=self.abi, bytecode=self.bin) ...
1
vote
1answer
155 views

How can I increase the nonce in Smart Contract?

We all know that the nonce of smart contract can be added 1 time when one subcontract is created using solidity. I'd like to know if the creation of subcontract is the only way to increase nonce. If ...
1
vote
1answer
235 views

newing up a new contract in solidity

I'm attempting to copy the same concept as used in the ENS registrar contract like line 355: // Creates a new hash contract with the owner Deed newBid = (new Deed).value(msg.value)(msg.sender)...
0
votes
1answer
235 views

CREATE / CREATE2 Verification

Where do I verify whether a contract has been created with CREATE or CREATE2, would I have to disassemble the contract and look for a CREATE2 opcode in the contract creation code?
1
vote
1answer
225 views

Vanity Contract Address with Solidity Deployment?

I would like for my contracts to have vanity addresses, more specifically to begin with the word "face" such as "0xface...". I have the following code to deploy a Token, and my problem is deploying ...
2
votes
2answers
82 views

Making a contract unreproducible

I want to make a contract, from a factory contract, that can't be replicated by contracts deployed by other addresses. The factory contract will be called by different addresses so signing a piece of ...
3
votes
1answer
161 views

Can I send ether when a contract creates a new contract?

Is it possible to do something like registry = new assetRegistry.value(1 ether)(); ? This is particularly useful when the constructor function of assetRegistry calls the ethereum alarm service,...
2
votes
1answer
163 views

Contract addresses and Unused Wallet addresses

As I understand it, you can instantiate a contract at any valid address that hasn't yet received ether, by sending a transaction, which contains the contract code as the data payload, to that address. ...

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