Questions tagged [unconfirmed-transactions]

This tag should be used for unconfirmed transactions, transactions that have not yet been included in a block.

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1answer
119 views

Can I change a transaction description in Electrum while the transaction is still unconfirmed?

I inserted a wrong description into a transaction made with Electrum per mistake, so I double clicked the description in and changed it to another value, while it was unconfirmed. My question is, will ...
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2answers
151 views

Are there valid transactions which are impossible to mine?

Is it possible to have a bitcoin transaction T that is valid with a very generous transaction fee for which it is impossible for T to be included in the next block, or even in all subsequent blocks? ...
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1answer
149 views

Stay on memory pool when I sending multiple transaction from bitcoin wallet

I run the bitcoin client 0.17.1 on my ubuntu 18.04 desktop. I have some balance in my wallet. Also my client is fully synced.I have face the wallet conflict. When I send multiple transaction at once(...
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1answer
60 views

Transaction is talking very long [duplicate]

I sent a transaction from blockchain wallet to localbitcoins. Keeps saying it should be thirty minutes, and that has been going on 4 and half hours! It needs 3 confirms and has 0! Any help advice ...
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0answers
12 views

I sent 2.002 BTC using withdrawal tab in BITFOREX Exchange to Coinbase [duplicate]

I withdrew 2.002 BTC from my BITFOREX account to my BTC Coinbase account over a week ago and when I look up the Transaction Hash it shows it is an unconfirmed transaction with 82 inputs ans only 2 ...
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0answers
374 views

Why doesn't “Bitcoin Wallet” app for Android transmit payment?

Why doesn't Bitcoin Wallet app transmit payment? Bitcoin Wallet app no delivery transaction. From the 18th of March to the date Bitcoin Wallet app retains my satoshis with the message "this ...
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1answer
49 views

Data for time a transaction spent in a pool before it got added to a block

Is it possible to collect data for when an transaction was added to the pool to when it was added to the block?
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1answer
171 views

How do miners know how to remove recently confirmed transactions?

A miner is in the process of creating and mining a block of 1400 transactions. Suddenly they receive a broadcast that a new block was confirmed with 200 of the transactions currently in that miner's ...
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1answer
38 views

Bitcoin optional fees create transaction ordering problems?

I've tried to find a solid answer to this transaction ordering question and the practical and technical issues that do not seem solved. My understanding is that after I create a transaction, I can ...
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1answer
40 views

What happens when transaction bandwidth is exceeded?

A search for definitive information turned up literally nothing, so, what happens when transaction bandwidth is exceeded for an extended period? After a period of two weeks (default) transactions are ...
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1answer
108 views

Transfering btc from blockchain to electrum wallet, still unconfirmed

i transferred btc from blockchain to electrum wallet. it has like 132 confirmations but on blockchain it's still Pending: 0/3 Confirmations Status. I paid fee and everything. Is this something normal ...
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0answers
71 views

Blockchain.info confirmation misunderstanding

I have some misunderstanding regarding how confirmation work on blockchain.info. If we go to payment history we can see info about confirmation in two places. First in history of all transactions. ...
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1answer
2k views

Transaction created, but txid not found on blockchain explorers

Transaction created as same others, but status - 0/unconfirmed And txid nod found in block explorers Transaction ID: e9c858f852a1de7c70e6f8377f2147f3def1d4b1d85a5947d028bb9c13450318 How to succefuly ...
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1answer
153 views

Newly generated coins

New to BTC world so my question is how and what can I do with newly generated coins what's the process and how to see balance of that in wallet? Can I send those to paper wallet
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1answer
125 views

Transaction with expiration time

Is it possible to give an expiration time to a Bitcoin transaction so that after a definite time, it can no longer be mined?
2
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1answer
116 views

Why is the wtxid considered malleable?

Why is the wtxid considered malleable since the transaction is unconfirmed? How can a third-party modify it?
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3answers
123 views

Why can’t lightning tx’s be signed with sighash single to allow for fee updates?

Are out-of-band fee payments to confirm a lightning closing transaction the only way to manage a situation where the sat/kw of a previously signed commitment tx are simply below market? If additional ...
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2answers
84 views

Is there any mechanism in Bitcoin that allows it to dynamically adapt to the flow of transactions?

I've read some books and articles on Bitcoin and feel like I've understood many of its concepts but I'm not able to find an answer to a question I've had for a long time: How does the Bitcoin network ...
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1answer
2k views

I have not received my bitcoin after 2 days and 115 confirmations [duplicate]

I have sent my first Transaction and waiting for it to arrive at another address but when i click on the Transaction ID 1 of the addresses is Spent and the other is Unspent? It only required 3 ...
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0answers
157 views

Status: 0/unconfirmed, in memory pool. Cnee's address expired and reject this transaction [closed]

Internet connection was lost during transaction. Bitcoins gone, but no chance to confirm transaction at cnee side. So after some hours cnee's address expired and reject this trnsctn. Now, as 24H ...
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1answer
168 views

update to 0.17.0 broke several rpc api calls that worked under 0.16.3, how to migrate correcty my code?

After updating from Bitcoin core 0.16.3 to 0.17 I've found several RPC calls are now broken, and I'm not sure on how to migrate/update my code (PHP). Things broken so far: getbalance : does not ...
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1answer
213 views

Unknown btc transaction

Could someone please explain what is this second transaction from the wallet 34UuFs8BtnbeJtdM9p4NBCHiP8MaD4f86n ? https://www.blockchain.com/btc/address/34UuFs8BtnbeJtdM9p4NBCHiP8MaD4f86n?filter=6 I ...
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1answer
32 views

Display unconfirmed transactions graph

Where can one see a real time graph of current number of unconfirmed transactions (Y axis) over time (X axis)? Thanks!
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2answers
1k views

Bitcoin payment sent and confirmed in blockchain but still not yet received by the account

I made payments for this account number 1D3HZXK8So3n6LahCGWpkAxbQ3P6br1gSs worth 10$ for quick verification procedure of my account. But its almost been 24hrs now, it still says payment has not yet ...
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0answers
83 views

confirmations: 0 vs confirmations: -1?

I'm looking at a bitcoin clone, not sure what codebase it was cloned from, but I've noticed that the listSinceBlock output sometimes includes: a receive that has 0 confirmations a send that has 0 ...
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1answer
362 views

USDT transfer at BTC address from binance exchange [closed]

I am transfer USDT to BTC address by mistake but since last 3 month USDT missing .how I will take back in my account. Binance not help me for get back my USDT.or BTC. They r saying when your ...
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2answers
639 views

Transaction doesn't show up in my Blockchain wallet

I am a beginner at Bitcoin. I sent my 0.0161034 BTC from LocalBitcoins to my Blockchain account. It said that it would take up to 30 minutes, but after 16 hours I still didn't get any money in my ...
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0answers
21 views

Where are the specifications for making “known protocol” OP_RETURN scripts? [duplicate]

I have created a transaction with high miner's fee that is now in mempool that won't confirm: https://live.blockcypher.com/btc-testnet/tx/...
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2answers
572 views

Why do transactions take so long to confirm in testnet?

I have created a transaction with high miner's fee and it is now in mempool (in testnet): https://live.blockcypher.com/btc-testnet/tx/abcc4ce473f490896e87102fe3ffb857ff735a0fc97525dadf9c5b0ed5410f9f/ ...
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1answer
41 views

How do I get network propagation of an unconfirmed transaction? (e.g. the number of nodes which have seen it)

I am running a business in which I receive ~10$ transactions. since the amount is too small I believe I will be safe just verifying the transaction has properly propagated through network and includes ...
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1answer
40 views

How transaction manipulation handles in Blockchain?

I'm new to Blockchain and would like to understand few concepts in a detail. After reading about basics of Blockchain, one thing is unclear to me about tx. manipulation. For instance, A has some (i....
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3answers
734 views

Can I prioritize my transaction in Bitcoin?

How can I prioritize my transaction in Bitcoin? Does Bitcoin has any feature that can provide me fees required in case I want my transaction to be sent as high priority?
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0answers
68 views

Mycelium Gear testnet confirmation

When I send payment to a testnet address generated by Mycelium Gear, it doesn't see the transaction even when it's included in a block. Blockcypher.com, blockexplorer.com, blockchain.info and ...
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1answer
289 views

How does the p2p network monitor the validity of a transaction?

In Bitcoin, in order for a transaction to be added to the pool of valid transactions that will be added to the chain block by the miners, at least 51% of the nodes/peers need to review that ...
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1answer
119 views

Can two signed transactions be merged into one?

I'm in a situation where I have a presigned transaction, which, due to a bug in software that generated it, has a fee lower than minimal relay fee. I have that transaction's hex, but it can't be ...
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1answer
130 views

Comparison BTC and ETH uncomfirmed transactions queue

When I compare BTC mempool count and ETH transaction queues, ETH queues are much larger. I would appreciate explanations why it is so. *BTC mempool count https://blockchain.info/ja/charts/mempool-...
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1answer
48 views

How is the balance checked by miners when new addresses are generated?

How is it even possible to check all the transactions for balance when there are constantly new addresses being generated?
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2answers
203 views

Where is the Coin in the Transaction Hash Chain?

In Satoshi Nakamoto's diagram: I see a Hash in each transaction block. It would be interesting to see the first block in the chain--it isn't shown. I say that because I do not see anything that ...
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1answer
1k views

How are the transactions chosen from the Mempool if every node has its Mempool?

I have this scenario: So whenever a wallet user is initiating a transaction, this goes as far as I understood into a Mempool. And that each node has its own Mempool. I have some questions though: Do ...
4
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1answer
89 views

How does one create another transaction when all funds are tied up in an unconfirmed previous transaction?

If I have only one UTXO and I spend from it that's fine, I send myself back the change and that works how I expect it to. However if I want to create a new transaction in the time that the first ...
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1answer
50 views

what happens if i sent bitcoin to a clubcoin address (address starts with a C)?

what happens if i sent bitcoin to a clubcoin address (address starts with a C)? will i get refunded and get notified the transaction was invalid? please help me!
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1answer
146 views

Unconfirmed Transactions on Balance and History

Is there any way to see the unconfirmed transactions within the balance of the CoPay's Bitcoin Wallet and get notifications when it receives an unconfirmed transaction? Because I didn't see my ...
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1answer
74 views

Can transaction id be used to verify a transaction?

I have seen alot of questions here on "Transaction Malleability issue". Editing of transaction id can be done by miners or nodes which relay the transaction. What I want to know is whether the ...
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1answer
132 views

Does a transaction in Bitcoin Mempool reach many miners during mining or only a single miner?

I'm trying to understand the logic around the Mempool. What I understand is a miner will pick transactions based on an incentive given by the sender, i.e. a fee, so that the higher fee, the faster ...
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2answers
471 views

How long does a transfer take

I made a few transfers from a btc free mining app 4 times each for 500000 satoshi and it said it would take 10 days to show up in my coinbase wallet, but nothing yet.can I somehow track the ...
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2answers
2k views

Where are transactions to be confirmed stored?

When a bitcoin client sends a transaction to its connecting full nodes, before that transaction is confirmed, where is it stored? on all full nodes?
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1answer
111 views

What happens to my transaction if it is not accepted by miners?

Let's say I haven't any fee or I paid a little fee. Miner didn't accept my transaction and still haven't got one confirmation. What will happen to that transaction? Will it rollback or Will it be in ...
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2answers
68 views

How are wallets updated with new balances?

Let's say I have a wallet in my computer and I create an address so another person can deposit bitcoins in it. Then it is passed to miners and later added to the blockchain. But in the meantime this ...
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1answer
275 views

Bitcoin unconfirmed long Time no confirmations [duplicate]

Been forever my bitcoin hasn’t been confirmed can someone help me 3JHLiBT2Tu6uFotFRY1mF1bAnRdRS8XTqt
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1answer
125 views

How can I recover btc that did not register to address

I sent btc to davor coin from coinbase the night it crashed. Coinbase shows the transaction was accepted but I don't see my btc on the davor website. How can I recover my btc when davor is not ...

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