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Questions tagged [transaction-confirmation]

number of blocks that are dependent on a given transaction. This includes the block containing that transaction and all blocks after it in the blockchain. The more confirmations a transaction has, the more likely is it that it will remain in the blockchain permanently.

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18 votes
2 answers
326 views

Can simplewallet auto refresh?

Sometimes after I send a transaction, I like to use the "refresh" command so that I can see how many blocks (confirmations) have occurred for my transaction. Similarly, when I am expecting to receive ...
Javier's user avatar
  • 402
15 votes
2 answers
502 views

How could Monero enable instant transactions?

Some cryptocurrencies offer a feature for instant confirmations of transactions. What is required for these instant transactions to take place, how do they happen, and what is required for them to be ...
sgp's user avatar
  • 8,806
13 votes
2 answers
292 views

Ability to choose your own transaction fee

When using simplewallet and bitmonerod transaction fees are calculated based on the mixin and outputs being used in a transaction. During times where network usage is high, is there an ability to ...
Julio's user avatar
  • 727
12 votes
2 answers
3k views

What is the purpose of locked balance?

Funds get blocked for a few blocks while sending/getting a transaction. What is the purpose of it and how does it work?
ant Bldel's user avatar
  • 1,281
11 votes
2 answers
796 views

Required confirmations before newly received Monero can be spent

I do not like to give exchanges the address for my cold storage wallet so I would like to use a webwallet as an intermediary point. If I request a withdrawal from an exchange to mymonero.com how ...
cooldude45's user avatar
11 votes
1 answer
14k views

Transaction stuck as "pending" in monero-wallet-cli

A transaction I made a few hours ago is stuck as "pending", after sending via monero-wallet-cli. The transaction has not been picked up in a block yet. I found this comment on Reddit by /u/...
naleves's user avatar
  • 113
10 votes
2 answers
1k views

Why does Monero prevent transactions from being spent without 10 confirmations?

When I receive monero they are unavailable to be spent for 10 blocks because of the CRYPTONOTE_DEFAULT_TX_SPENDABLE_AGE (Required confirmations before newly received Monero can be spent). Why is this ...
onefox's user avatar
  • 985
10 votes
1 answer
2k views

Not enough spendable outputs error on MyMonero

Sometimes when I attempt to send multiple payments (totaling less than the sum of my balance) in a short period of time from MyMonero.com I receive the error message: Not enough spendable outputs ...
Game Changer's user avatar
  • 1,491
10 votes
1 answer
210 views

Can miners choose to accept lower fees?

Currently, transactions cost at least 0.002 XMR per kB. If a miner includes a transaction with a lower fee, will his block be rejected by the network?
Christopher King's user avatar
9 votes
1 answer
8k views

What is the block maturity value seen in many pool interfaces?

As you can see in this screenshot, a column called "Maturity" is shown on most mining pools' found blocks table. I did my best to find an answer to my own question with keywords such as "monero block ...
user avatar
8 votes
1 answer
216 views

Is transaction malleability an issue with Monero?

Is transaction malleability an issue with Monero, like it is in Bitcoin? If so, is there an identified possibility to solve it? If it isn't an issue, what makes the difference?
Marusha's user avatar
  • 333
8 votes
1 answer
166 views

Compare solutions for instant payments. Lightning Network vs Daughter-chain

Lightning Network in Bitcoin ecosystem can bring instant payments and better scalability. I've read that daughter-chain is one possible solution to bring instant payments into monero, but also that ...
urza.cc's user avatar
  • 699
7 votes
2 answers
2k views

Does a Monero wallet require payment id by default?

I'm about to use shapeshift.io and deposit some Monero to get BTC. Does a Monero wallet (generated through moneroaddress.org) have a payment id by default? I'm running it on simplewallet now and I ...
Oscar M.'s user avatar
  • 151
6 votes
1 answer
493 views

Can Monero in its current state handle the amount of daily transactions bitcoin does, and if so how long would a confirmation take?

We can all see the Bitcoin network is struggling with very long waiting times for confirmations and this is of course due to the massive amount of transactions it has to deal with (greater than all ...
MrRed's user avatar
  • 406
6 votes
1 answer
216 views

Hard Fork Replay Attacks? [duplicate]

When the Ethereum fork happened a few months ago, users were cautioned to protect against so called "replay attacks". A replay attack, as far as i understand it, is when a transaction occurs on one ...
user2800217's user avatar
5 votes
3 answers
601 views

Does Monero have zero-conf?

Is there such a thing as zero-conf in Monero and if yes, then how does it work? Is it supported by the Monero client?
Symeof's user avatar
  • 242
5 votes
2 answers
4k views

Can I cancel a transaction?

I sent a transfer but the transaction is still in the transaction pool. Can I cancel it?
assylias's user avatar
  • 2,208
5 votes
2 answers
12k views

How to check the number of confirmations for a transaction?

I assume XMR should have confirmations similar to BTC, so how to check it? I am asking because when I transfer monero to poloniex using monero-wallet-cli, poloniex kept me waiting for a while. When it ...
Ben P.P. Tung's user avatar
5 votes
1 answer
139 views

Understanding payment receiving concepts

I'd like to create a script which handles incoming payments to my wallet and once a payment has been confirmed 10 times it saves the payment id to a file. I've read the RPC documentation, ...
Miles P's user avatar
  • 620
4 votes
1 answer
334 views

How the receiver knows the amount that he received from the sender?

After the receiver scan the blockchain and identifies his own transaction, how does he know the amount that he received in that Tx? (Without off-chain communication) I appreciate a Technical ...
user1387682's user avatar
4 votes
1 answer
39 views

Are there any trade-offs to daughter chains?

There has been some talk of Monero daughter chains to scale up and make payments faster or nearly(?) instantaneous. Would these daughter chains be less secure in any way: do they trade less ...
Roy Prins's user avatar
  • 558
3 votes
2 answers
189 views

Is there a Monero project or improvement proposal to make Monero have instant transactions?

A few cryptocurrency projects have instant sending of coins, like Dash and Loki's Blink. Currently with Monero there is a 2-20 minute wait time, depending on how you look at it, before the coins are ...
Patoshi パトシ's user avatar
3 votes
1 answer
850 views

How many confirmations to be sure a transaction does not end up in an orphaned block?

After how many confirmations can I be sure that my transaction is not in a losing chain that ends up orphaned?
pl55's user avatar
  • 1,858
3 votes
1 answer
344 views

How does Monero verify a tx outputs key image?

I'm new to Monero and I'm trying to get to grips on transactions compared to BTC. What I'm trying to understand is - what prevents a transaction using a completely random string for 'x' within I = xHp(...
Michael Fletcher's user avatar
3 votes
2 answers
2k views

Will we eventually get rid of "locked" and "unlocked" balances?

My biggest eyesore of Monero which would definitely prevent mass adoption (and adoption by big stores) is that I can only send a single transaction every 20 minutes. Once a transaction is sent, the ...
Florian Schneider's user avatar
3 votes
1 answer
680 views

Is there a way to send unconfirmed transactions and get them accepted by the network?

Something like in bitcoin, where if you send a transaction that is using unconfirmed inputs, the outputs will only be confirmed when the inputs are? If not, could you tell me what's the best way to ...
Monero0o0's user avatar
2 votes
2 answers
6k views

Received monero, how many confirmations do I need to wait before fully confirmed?

Why do we need to wait for such a long time when receiving monero? I thought it was 2 minutes only, but it seems that is not the case and I have to wait still a good 5+ minutes for a transaction to ...
Patoshi パトシ's user avatar
2 votes
2 answers
381 views

How do I stop locking my balance when executing transactions?

I have a wallet with 0.1XMR in it. I did a test transaction of 0.00001XMR, which I sent to another address owned by an exchange. After sending this tiny transaction, my unlocked balance went from 0.1 ...
Barney Chambers's user avatar
2 votes
1 answer
782 views

Will Monero have unconfirmed transactions problems like bitcoin?

Recently there has been many unconfirmed transactions with bitcoin resulting in transactions taking a lot of time to process (12 hours+). I was wondering if Monero would have the same problem in the ...
user202's user avatar
  • 199
2 votes
1 answer
101 views

Lower the Locked Balance Limit

It seems like monero cli has a locked balance at 10 blocks. Is there any way for me to lower that in the software? Or is on the protocol level that tx's with less than 10 confirmations cannot be ...
Tsangares's user avatar
  • 193
2 votes
1 answer
2k views

Transaction: 6 hours and 0 confirmations

Is there others than me experiencing a slow XMR chain? It has been 6 hours and 0 confirmations.
EibergDK's user avatar
  • 143
2 votes
1 answer
2k views

What is the transaction fee?

What is the transaction fee for one transaction? What is the dollar equivalent for a transaction? Does the amount of XMR sent affect the fee?
user9213's user avatar
2 votes
0 answers
491 views

Problem with the Monero GUI Wallet and multiple transactions

I have had the issue where I was trialing sending transactions between my own accounts. I have bought a Ledger NANO S and I was trying it out for the first time. For background, I'm not an ...
Dmonero's user avatar
  • 21
1 vote
1 answer
192 views

Verifying a payment in Monero in an automatic manner, without a third-pary and without full node?

On my website I'd give a user a) a Monero address b) amount to send But how would I verify a payment in an automatic manner, without a third-pary and, preferably, without a full node either? Would I ...
Kakaraji's user avatar
1 vote
2 answers
148 views

Monero Fork: Transaction hash is not generated from the wallet RPC

I have forked monero and created a separate chain. When I transfer money using the wallet RPC, money gets transferred and the remaining amount is updated in the balance. Then, the transaction hash is ...
Sarath Kumar's user avatar
1 vote
1 answer
193 views

How are transactions validated in monero vs bitcoin?

Bitcoin In bitcoin, the signature is a "normal" one and we check it against the signed tx hash. We then check whether the public key/s which signed it, owns the input/s. we then check whether the ...
WeCanBeFriends's user avatar
1 vote
1 answer
156 views

Why is the number of total block confirmations different in different pools?

I visited https://monerohash.com/#pool_blocks. It confirms every block 50 times while http://minexmr.com/#pool_blocks uses 20 confirmation only. Can anyone explain to me why this is happening?
Manmohan Chauhan's user avatar
1 vote
1 answer
109 views

How do you make sure a sender isn't sending bogus funds?

It is my understanding that RingCT allows the verifier to make sure that the sum of the inputs is the same as the sum of the outputs in a transaction, so that no monero is magically created or lost. ...
Ely's user avatar
  • 113
1 vote
1 answer
234 views

How do I start accepting monero at my restaurant/store?

What is the process for accepting monero at stores? I would love to start accepting Monero.
Andrew Admire's user avatar
1 vote
1 answer
211 views

Number of confirmations and node location

How many number of confirmations before a Monero can be spent? Also, if there are two or more users opening the same wallet connected to a different node would a user connected to a faster node has an ...
Gundamlancer's user avatar
  • 1,026
1 vote
1 answer
153 views

Is it possible to see the number of confirmations and source address using Monero wallet CLI?

GUI version provides number of confirmations and address from which coins were sent. But I don't know how to see it using CLI version of wallet. I tried to use show_transactions and show_transaction &...
mooko's user avatar
  • 41
1 vote
2 answers
1k views

What does "Can't create transaction: internal error: Known ring does not include the spent output..." mean?

When sending a transaction from the 0.12.0.0 GUI, I get an error: Can't reate transaction: internal error: Known ring does not include the spent output [number]. Replace [number] with a specific ...
sgp's user avatar
  • 8,806
1 vote
1 answer
126 views

Transactions Bitfinex <-> Wallet not going through since 24 hours [duplicate]

Good Evening, yesterday i made 2 transactions from the monero wallet to bitfinex and one withdrawal from bitfinex to monero wallet All three transactions havent gone through. are there any network ...
janjanjan's user avatar
1 vote
1 answer
341 views

Transfers from 3 days ago still "locked" in Monero GUI wallet

Two 100 XMR transfers from Poloniex to my Monero GUI wallet (Windows 64) were still locked after 2 days, and rebooting. Day 3, still locked, I shut it down, turned it on again, and now unlocked. Any ...
Eric Falkenstein's user avatar
1 vote
1 answer
407 views

How do you confirm payment via a JSON RPC call?

I know you can use e.g. monero-wallet.cli to confirm payment via a payment ID, but how do you do this with a JSON call to the daemon?
user3222's user avatar
1 vote
1 answer
933 views

XMR deposit from Monero GUI wallet is not showing up on Poloniex

today I sent 7.42 XMR from my Monero GUI Wallet on my Mac to the Poloniex Exchange. It has been a few hours waiting and the XMR are still not showing up in my Poloniex Wallet. The transaction appears ...
Plasmarama's user avatar
1 vote
3 answers
3k views

Missing monero sent from one GUI wallet to another

Newb here So I've installed and fully synced a GUI wallet on my desktop PC and one on my laptop, it's been 12 hours after sending all my monero from my desktop to my laptop and it still hasn't ...
johnsmith77's user avatar
1 vote
1 answer
68 views

Are GPUs more efficient at verifying transactions?

GPUs are more efficient than CPUs when it comes to mining. Are GPUs more efficient at verifying transactions also?
ant Bldel's user avatar
  • 1,281
0 votes
1 answer
49 views

Verify transaction was sent by known public address

Is there a way to check/verify if a transaction was sent by a specific known public address? Thanks for your help!
Rick's user avatar
  • 1
0 votes
1 answer
222 views

Why does sending Monero coins out once prevent me from sending more of my remaining XMR coins immediately?

I wanted to pay 2 people. I sent some Monero to the first person and then I couldn't send any xmr coins to the second one. Why do I have to wait for the first to confirm first? Is there a work around ...
Patoshi パトシ's user avatar