Questions tagged [transactions]

The term "transaction" is used in Ethereum to refer to the signed data package that stores a message to be sent from an externally owned account.

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303 views

What is the current size of the Ethereum State?

What is the current size of Ethereum's state in bytes? I am not asking about the size of the blockchain with blocks headers, transactions and receipts. I am looking for the size of all the structure ...
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105 views

Autorefill isn't working on Improved Coin code

I've been trying to write a token contract with the autorefill function, but perhaps the code for the token example on the ethereum website is somewhat outdated, because it isn't working. Did anybody ...
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429 views

Managing multiple Ether addresses in one contract?

Although I have a background in Bitcoin (creating the WLOX exchange platform), I am completely new to Ethereum. I am trying to find a way to manage multiple accounts/addresses as a pool to (1) be ...
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200 views

What is the correct value to report for input data in this context?

On this transaction: https://etherscan.io/tx/0xae2630cdfbd0ca5292d272343c35dc8094365f2ecdc5c262c5639e79683f74dc, the input data is parsed and displayed as 'fund'. This is both correct and incorrect. ...
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73 views

Will forthcoming ability to make transactions private hide gas usage and mining information?

I understand that people are working on allowing for more private transactions on the public Ethereum mainnet. This would involve hiding (at the very least) the from, to, value and probably input ...
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84 views

Can I get a list of all transactions that are sent to a particular contract on Eris?

Can I get a list of all transactions that are sent to a particular contract on Eris? I see that there's a similar solution for the Ethereum API. How can I get a list of of transaction data which are ...
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48 views

Storing Private Keys in IoT Devices

In a network of IoT devices like internet-connected Raspberry Pis which sends transactions to the Ethereum blockchain, the Pis need to be able to access their own Ethereum private keys in order to ...
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211 views

how to send transaction with geth running in light mode on testnet

I am having troubles to sendTransaction with geth running in light mode. Startup: geth --testnet --syncmode "light" --rpc --rpcport 10001 --rpccorsdomain "*" --rpcaddr 127.0.0.1 --datadir /opt/...
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116 views

Receive deployed contract address by transaction hash with JSON-RPC request

I want to receive deployed contract address by transaction hash. Transcation example - 0x996a683acd59a2ad17461f76ce0f387a89a5ac257ec5d667556219c6acc7f45a. As you can see this contract was deployed by ...
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203 views

Did f2pool manipulate transactions during the Status ICO?

Blocks such as this one and this one appear to show preferential treatment being given to f2pool transactions in blocks mined by f2pool during the beginning of the Status ICO (at block height 3903900)....
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93 views

Is it possible to stack transactions?

Is it possible to stack transactions which depend from themselves? Example: State on start: Account A (2 ETH), Account B (0 ETH), Account C (0 ETH) Transaction 1 - Account A sends 2 ETH to Account ...
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220 views

Can a contract keep track of sent transactions?

Let's say I have a contract with a "withdraw" function. Now someone calls this withdraw function, resulting in the contract doing something like receiverAddress.transfer(amount). Now I would like to ...
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1k views

etherwallet-3.4.2 on private chain invalid sender error

In order to use etherwallet in private chain setup, I completed following Use Your Own Server Guide, answer_1 and answer_2. I have added Custom Node and MyEtherWallet works , except sometimes it ...
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319 views

not able to mine transactions generated on remote node

i have connected two nodes locally on my private testnet using admin.addPeer() I0829 16:33:25.280649 eth/downloader/downloader.go:320] Block synchronisation started I0829 16:33:27.187839 core/...
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31 views

Splitting funds - How to do it quickly (synched TX)?

Changing blockchains and synching with Mist is a slow and hacky process so I wondered if there's a more immediate way. The idea being : transfering funds from my duplicated accounts to new and unique ...
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59 views

Effectively debugging pyethapp

I have also asked the technical details of pyethapp's use of gevents here. I'm trying to run a transaction step by step in a debugger and see how it is being signed and added to the blockchain. I am ...
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33 views

Signed transaction vanishing from testnet (Kovan & Rinkeby)

I've been attempting to broadcast transactions to both Kovan & Rinkeby, I'm building and signing them offline and using the Etherscan API to broadcast the signed transactions. I see them in the ...
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100 views

The sendSignedTransaction function does not activate the on('receipt') event at an appropriate time

console.log(transacting...); web3.eth.sendSignedTransaction('0x' + serializedTx.toString('hex')).on('receipt', receipt => { log(receipt); log(`https://ropsten.etherscan.io/tx/${receipt....
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36 views

Automatic sign of Transaction

Is there any secure solution(without exposing a Private key of the user) to automatically sign transactions, which are requested from a DApp, so that user doesn't have to sign each of them manually? I ...
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266 views

Account balance not updating

I tried to start a private ethereum testnet on my laptop. Then created 2 accounts and did transaction from the 1st account to the 2nd one.But he balance is not updating in the 2nd account. Here are ...
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232 views

withdraw eth from contract

I have contract and function which accepts ether. How can I transfer ether from contract to any other wallet? I'm using ganache-cli. Function work, and I spent 10 eth on contract(private network). ...
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1k views

Web3 - how to send transaction with some data and include Ether at the same time?

Using web3 0.20.3 I want to call function and send some Etherium at the same time. JavaScript Contract = web3.eth.contract(ABI); Instance = Contract.at('0x162b74ea16da6ae9d7f7b349eaeab2fcadf4e835')...
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111 views

Tracking orders on 0x network

How are the various 0x network order trackers sourcing on-chain settlement data? My first assumption was that they were utilising the Etherscan API, however Etherscan have their own tracker, found at ...
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161 views

Check if transaction is valid in blockchain

Can you receive invalid blocks/transactions when syncing via geth? If so, how to make sure that received transaction is correct? Is checking status from eth.getTransactionReceipt() enough?
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41 views

Is this a bug in Etherscan

This transaction shows that account 0x152ae79400fdeee287849f35e4f687316e27bae6 sent this smart contract 0x14fbca95be7e99c15cc2996c6c9d841e54b79425 a transaction that interally invoked the maker token ...
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0answers
99 views

Creating a website with a wallet, similar to how etherdelta handles its exchange?

I don't have any intention of doing anything on the scale of an exchange. Just trying to do a little research into how difficult it would be and what technologies would be required. Basically ...
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411 views

How to check token transactions with geth

I'm new to smart contracts, my apologies if this is a wrong approach. I want to monitor incoming (confirmed, not caring about pending) token transactions to my wallet (using geth). I found out how to ...
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0answers
3k views

unable to find Transaction Hash

I did a transaction about 14 hrs ago to move some ETH from one hardware wallet to another using myEtherWallet. I received the "Sorry, We are unable to locate the Transaction Hash" message. The ETH ...
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0answers
243 views

Which mode shoud I use for Parity syncing to use trace_ APIs for TXs since current blocks?

I want to use Parity for fast tracing TXs in blocks which will be synced only after my project start. So, if I initially run my Parity node with params —pruning=archive —tracing=on the ...
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0answers
835 views

Ledger Wallet Node JS api signTransaction_async - implementation issue

I tried to implement the Ledger node js api (https://www.npmjs.com/package/ledgerco) in my application. The first part with getAddress_async works, but I’m stuck with the signTransaction_async. I ...
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0answers
454 views

Unable to send eth with the web3 API

I'm new to this web3 API and I'm trying to use it with NodeJS. I've not been able to make a single transaction from one address to another. I've been able to successfully retrieve the balance of my ...
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373 views

Contract state and variable changes in pending transactions

I have a simple contract: pragma solidity ^0.4.0; contract Festival { address owner; uint8 max; address[] entered; function Festival(uint8 _max) { max = _max; owner ...
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36 views

Easiest way to get maximum transaction stack depth level

When a contract causes an addresses code on the EVM, a stack depth counter is kept. I need this stack information as I am producing a EVM execution visualiser. This stack depth changes when a ...
2
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0answers
36 views

After peering 2 nodes i am now trying to send ether to the other node but i am getting the below error

After peering 2 nodes i am now trying to send ether to the other node but i am getting the below error : eth.sendTransaction({from: eth.coinbase, to: "0xc7d0aa54e81d394e4b9e9dce74508bc75a66fdb5", ...
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0answers
32 views

Can I arrange for refunded gas to go to the recipient instead of the sender?

I've sent some small test transactions around and noticed that, unless gas is precisely calculated, if you try to send everything in one address to another, the spare gas ends up in the sender's ...
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0answers
196 views

I sent ether to the DCORP crowdsale using Coinbase, can I retrieve it?

I sent ether to the DCORP crowdsale using Coinbase, can I retrieve it? I invested 1 Ether into the DCORP crowdsale only later to find out that they do not support coinbase ether wallets.  ...
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0answers
448 views

Validators in POS

note: Simple, layman, language would be highly appreciated! Hello, So, what would a 'validator' (after switching from PoW to Pos on Ethereum) actually, do? Specifically? Would he be required to ...
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0answers
349 views

Truffle/Web3: myContract.method.estimateGas causes BigNumber error

I get the following error when running truffle test: { BigNumber Error: new BigNumber() not a number: [object Object] at raise (/Users/danielyakobian/.nvm/versions/node/v7.5.0/lib/node_modules/...
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0answers
1k views

How to get raw binary data from ethereum blockchain?

I want to get ethereum blocks as binary data and parse them manually to get raw ethereum transactions. Are there any good manuals how to do it? UPDATE: how ethereum genesis block (at height #0) looks ...
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0answers
468 views

getTransaction() returning null

On sending a number of concurrent transactions to geth running a private network with a small number of mining peers , i notice that transaction hashes are generated for each of those transaction , ...
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0answers
573 views

web3.eth.sendTransacton- callback not woriking as expected

When I use eth.sendTransaction({ to:eth.accounts[0], from: eth.accounts[1], value:web3.toWei(1099807516000000000000,"ether") }); I get error like : Error: Insufficient funds for gas * price + ...
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0answers
345 views

eth_sendTransaction for function with address type parameters

I'm interacting with my local private blockchain created using geth. I'm able to use eth_call, but now I have some problems with eth_sendTransaction. The signature of the function is this: function ...
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0answers
87 views

Transaction null even after getting mined

I am invoking a smartContract method to issue coin(cryptocurrency example). When I invoke the method the transaction is getting submitted and mined. refer the below transaction logs. But after that ...
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0answers
276 views

geth taking a long time to mine a block

I'm using the embark framework to deploy some smart contracts to a private Ethereum network. The problem is, the network behaves differently on separate machines, even though they're similarly spec'd -...
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0answers
60 views

Transaction only included if miner is running in the same node (private blockchain)

I have a private ethereum network with two nodes (geth), where one node is a miner. There are two accounts in the network, one for each node, both having ether. If I try to send a transaction from ...
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0answers
135 views

Including contract-driven transactions in historical transaction script results

The goal is to create a .csv file of all ethereum transactions essentially a large table with these columns blocknumber, timestamp, fromaddress, toaddress, value I wrote this script to run in the ...
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0answers
74 views

how can we get ledger way of Debits/Credits happened on blockchain

i am using geth and want to have a list of all the transactions (debits/credits) happened on my privatenet. like the way ledger is being used. is there any way to do this? and how to get all the ...
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10 views

I am sending some ether from account[0] to account[1] using geth console. But the amount is not getting added to the receiving account

I tried to mine the transaction using miner.start() command, still account balance remains the same > miner.start(8) I0428 16:27:15.927553 miner/miner.go:136] Starting mining operation (CPU=8 TOT=...
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19 views

How can I recover the path to a specific transaction in the tx patricia merkle tree?

I'm working on a project where a non trusted entity is running an ethereum node (either geth or aleth), and has to pass information along to a non networked party. Namely, the non networked party ...
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71 views

Smart contract will not deploy to my private blockchain when using Remix IDE

So I'm a complete newbie and trying to deploy my first smart contract to a local Ethereum blockchain. I'm doing this on a Windows machine. I have created a private blockchain using geth, made an ...