Questions tagged [pending-transactions]

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txpool.content return empty object

I opened a full node successfully (I succeed getting data from e.g eth_getTransactionByHash). I'm trying to get all pending transactions, but I get: > txpool.content { pending: {}, queued: {} } ...
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Is there a way to learn interacting with the mempool without having to run a full node?

this link mentions grabbing a free endpoint from quicknode: https://www.quicknode.com/guides/web3-sdks/estimating-gas-price-using-pending-transactions-in-python I followed the link and made an account ...
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61 views

How to bypass mempool

I always see a mark on etherscan called "Private Transaction - this tx bypassed the mempool." What is happening there and how does it work?
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Is there a way to filter pending txs?

I wrote a script to track unconfirmed transactions in the mempool, but my script is always triggered by txs, that are too long pending for like many hours or days because of not enough gas that was ...
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2answers
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Geth is not emitting pending transactons

I am connected to two nodes, mine and external. The external one emits pending transactions mine does not. I started geth full node (after downloading a snapshot of the network). After 24h using eth....
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200 views

Proxy contract to avoid sniping bot

I am working on a trading bot with ethers.js and I would love if someone could elaborate on the following topic. Many sniping bots try to buy as fast as liquidity is added to the pool. This can be ...
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30 views

Obtain transaction hash from event (ethersjs)

My goal is to detect a contract invocation as fast as humanly possible. To do this I am processing all the pending transactions I have access to (via provider.on("pending", async (tx) => {...
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Understanding front running. Why did my transaction fail? (PancakeSwap V2)

I am doing some research on front running transactions. My goal is to purchase a token in PancakeSwap in the same block that liquidity is added. Lets take this token as an example: https://bscscan.com/...
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Binance node - number of pending and queued transactions differs in local node and from binance.org

System information Geth version: geth version 1.10.1-stable-c2d2f4ed OS & Version: Windows/Linux/OSX Linux Expected behaviour Get pending transactions from local binance node, match the result I ...
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25 views

What comes first: pendingTransactions, logs, newBlockHeaders?

I am trying to understand the order in which the data propagates. My understanding at the moment is: Assuming someone just made sendTransaction call, then... First we would receive ...
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NFT wallet transfer pending on ETH but succeeded on Matic?

Wondering if anyone can advise me on the below... I transferred inventory from my Matic wallet to my Ethereum wallet on Arkane Network. There were two separate NFT's and the Matic transaction history ...
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Several pending transactions to the same address - what happens?

I am trying to sell all my Shiba tokens from my Coinbase wallet (to Ethereum). I tried converting it through Uniswap, but nothing seemed to happen. So I did it again. And then through Sushiswap. I ...
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openethereum - high gase, transactions get culled / too many trasnaction in queue

We have the following openethereum service (docker-compose) version: '2.3' services: ethereum: # using v2.6.2-beta as it's stable # paritytech/parity-ethereum/issues/10371 image:...
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Transaction having low gasPrice makes all the other transactions pending state

When transactions are on pending, is it possible to follow a path to fix this situation without deleting the transaction.rlp file and shutting down the machine? Thank you for your help!
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Performant way to simulate pending transactions in real-time?

I have this, in ethers.js, where provider is a WebSocketProvider connected to a full node, which is working fine for getting the tx's (quite a lot of them per second): provider.on('pending', async (...
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1answer
151 views

Why transaction is still pending?

I have created a transaction some days ago. It has status Pending and gas price 82 gwei. Today at etherscan I can see a minimal low gas price is 73 gwei. And a minimal average gas price has the same ...
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2answers
137 views

How to hide transactions from mempool?

I am testing out blocknative's mempool explorer (https://explorer.blocknative.com) and noticed a lot of pending transactions are actually already confirmed by the time it picks them up, which I can ...
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Stuck ERC-20 Transaction - reversal did not work

I tried two days ago to send some BAT and ETH to my Coinbase account from my Klever Wallet (which, after this, I will never use again - they seem to be living in 2015 with the gwei fees they charged). ...
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613 views

i stupidily wrapped my ether to weth from metamask using uniswap,

I stupidly wrapped my ether to WETH from MetaMask using Uniswap. I then used https://relay.radar.tech/ to unwrap it but its taking so long. Here is the transaction hash ...
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25 views

Parity light node does not broadcast transactions for 4 hours

I have been running parity light node for a while. And recently, when I send ETH or any token using rpc method sendTransaction, my parity node does not broadcast those transactions over the network. ...
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Commit-Reveal contract still vulnerable to front running. How can it be improved?

I'm writing a contract and I want to shield it from front-running as best as it can possible be done (obviously, fully preventing front running would be ideal). My implementation is very similar to ...
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162 views

Transaction not being mined within 750 seconds

On the main net, after getting the error from the title, by making sure it's not in pending pool, how long should I wait until I can safely retry a transaction? Thanks
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1answer
74 views

Cannot consume all pending transactions

I am trying monitoring pending transactions using my local node. I mentioned that my app does not consume all pending transactions. I compared transaction from my app with etherscan.com or dextools.io....
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Monitoring of pending transactions

I'm using Web3.py with Infura Is it possible to see in real time the last pending transactions ? And have all the informations about it like who send it, who received it and more. The idea is to do a ...
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1answer
30 views

EthGasStation accuracy

I have posted a transaction with a very low gas fee (11 gwei) to the txn pool. Speed wasn't an issue and I can wait for the txn to post. This was 24 hours ago, and the txn is still pending. Currently, ...
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1answer
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BUYING BUNNY WITH ETH… Etherscan showing “dropped?” Don't know what to do

To preface, I'm crypto dumb except for buying /selling BTC. I don't mess with Alt coins much... and this issue is why!!!! HELP!!! So I tried to acquire some BUNNY with ETH on Uniswap. I checked it ...
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155 views

Transaction dropped and replaced but token didnt come back

Need your expert help. I had few SNX tokens in my MEW. I tried to send them to my binance wallet. Being a foolish, I set a low gas. Original transaction - https://etherscan.io/tx/...
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Eth.pendingTransactions shows null, while txpool.status shows pending

apologies if this has been posted before, however I could not find a question similar to mine. So, basically, I have managed to setup a local blockchain network using Geth and PoA (clique). It consist ...
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1answer
33 views

transactions are performed sequentially by the blockchain, but how are the waiting times managed?

I have a booking dapp where you can make reservations and call the bookRequest method. If many users call this method, it is not possible to know the order in which they will be performed and ...
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1answer
107 views

Question about pending transactions

I am running loads of transactions in a private POA network, even a few per seconds. The nonces are being managed by a specific service. The issue I encountered was that one sealer somehow didn't ...
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1answer
96 views

If crypto deposit and withdrawal limits are unknown, will excess ETH deposit be lost? [closed]

Binance, a centralized exchange, doesn't publish its daily crypto deposit and withdrawal limits for unverified accounts in its FAQ. If I deposit a large amount of ETH to my Binance account's Ether ...
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TransactionRevertedWithoutReasonError

var Tx = require('ethereumjs-tx').Transaction; const init1 = async()=> { console.log("async function called ....") var count = await web3.eth.getTransactionCount("...
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Cancelling a pending transaction on ETH blockchain [duplicate]

I want to cancel a transaction on ETH chain but my hardware wallet does not have an advanced option to set a nonce for tx. Is there any alternative to cancel a tx ?
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Rough estimates of transaction propagation latency?

Does anyone know any rough numbers for transaction propagation currently for the Ethereum network? I.e. how long does a submitted transaction take to reach 50%/95%/etc of nodes? Thanks!
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Getting undefined transactions with web3.js

I use the following script to monitor pending transactions for a certain account: const sub = web3.eth.subscribe('pendingTransactions', (err, res) => { if (err) console.error(err) }) sub.on('...
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Why do pending transactions appear to have a 3 hour cycle? (according to Etherscan data)

See: https://etherscan.io/chart/pendingtx There's clearly a 3 hour periodicity of txn volume. Now, I'm aware that Geth nodes have a parameter --txpool.lifetime which is set default to 3 hours. But ...
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1answer
103 views

Local node doesn't see that many transactions?

Just to be clear, this is for binance smart chain not eth chain. I'm running a local BSC node and I have a filter for pending transactions and this was working well as of a couple days ago, but for ...
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53 views

Ethereum Transaction not found

Tried to make a Ethereum transaction, was able to sign successfully and when using web3.js sendsignedtransaction to broadcast the signed transaction got a success response (returned the hash of the ...
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1answer
5k views

Dropped and replaced transaction still showing pending on UNIswap

I checked some of the answers given to a similar question but none of them helped to solve my situation, hence I am writing it down. My transaction's status is now "Drop and Replaced" but it ...
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1answer
238 views

Possible to get event logs from a specific pending transaction?

So I'm using web3 py filtering and it looks like I can listen for event logs using a filter, but I don't know which transactions in the pending pool produced the logs. Similarly, I can use ...
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1answer
172 views

Is there “auto-drop” or “auto-cancel” for a transaction that's not been processed for a long time?

I sent a transaction with relatively low gas and during several days it was pending. Eventually I managed to have it to get through by increasing a gas fee. Other time I send a transaction with a low ...
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1answer
638 views

Can't send a new transaction with a lower nonce while the previous one is still pending

Several days ago I sent a transcaction via MetaMask, to a different account of mine, with a gas fee of 30 gwei. It's still pending due to a fee being too low. A transaction contains all Eth in an ...
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1answer
49 views

Racing condition when replacing transactions

I'm writing a bot that monitors a DeFi protocol for liquidation opportunities. The bot behaves like in the pseudo-code below: let pending_txs: []; for every_new_block in Ethereum { // Check the ...
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How to get Pending Transactions of specific contract?

Is there any way to get pending transactions of single contract instead of getting all pending transaction on node?
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19 views

Pending Transaction. How long may it take? [duplicate]

I have a question about this specific transaction: 0xd0dfbefc699ba79c2ddd86b0f7176e3e6491534db0a57597ec7aab9ce3e71726 the transaction is pending for some days now. I offered 5 gwei as fee. Max Amount ...
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12 views

Possible cause for the number of pending transactions decreases around every 3 hours

Curious, around every 3 hours, there is a drop in pending transactions. What could be the reason behind this? https://etherscan.io/chart/pendingtx
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41 views

“Getting AGE/TIMESTAMP of a Pending Transaction from a Transaction Checker”

Can I get TIMESTAMP of a pending transaction as soon as it's added to etherscan.io recent transactions list? I'm using GETH and WEB3 for a transaction checker and it's fetching me recent pending ...
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22 views

How many transactions are submitted to transaction pool per second?

As the title, is there any statistics about how many transactions are submitted to the transaction pool per second? Note that this is different from the number of transactions processed by Ethereum.
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71 views

Get a users/contracts pending transactions?

Get a users/contracts pending transactions? I'm trying to get a users/contracts pending transactions so that when the Dapp is refreshed (or a new window is opened), any 'Pending' UI elements can know ...
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1answer
50 views

Ether withdrawal shown as “internal” transaction [closed]

I requested a withdrawal of 490usd of eth to this address : 0x4fc9bbcf8fd82221ffa0508cac3e094cf7123de7 from bitstamp. The transaction showed "finished" in bitstamp but I never received the ...

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