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Dust refers to transaction outputs whose value isn't much more than the cost of spending them.

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In bitcoin core, how to avoid the dust exception?

When I try to broadcast a transaction, my bitcoin core throw a "dust" exception. amount: 0.00029 fee: 0.00001 bitcoin core version: v0.16.0 The same transaction can success in testnet, but fail in ...
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42 views

Why is the smallest transaction value 5340 satoshis? What is so special about that particular number?

What is so special about 5340 instead of some other number? E.g. why not 5320 or 5345?
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1answer
34 views

Large number of dust inputs sum to nice round numbers. How and what wallet used?

Consider the bitcointalk donation address 17RTTUAiiPqUTKtEggJPec8RxLMi2n9EZ9. This has many incoming transactions with large number of dust inputs (hundreds) that sum to nice rounded numbers as in ...
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0answers
31 views

Bitcoincashjs generates dust output with 0 amount

I am using bitcoincashjs (Bitcore fork) library to make BCH transaction (actually it is an exchange with ChangeNow API). Source wallet has only one UTXO: [ { "address":"bitcoincash:...
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1answer
461 views

What is the dust limit on Bitcoin Cash transactions?

I understand from another question here on Stack Exchange that the dust limit for Bitcoin transactions is 546 satoshi, meaning that no transaction output may be on an amount less than that. What is ...
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1answer
395 views

Blockchain fees $100 for $1000 !!! Please help [closed]

I have a problem with blockchain.info. I want to send some Bitcoin but fees are very high, $100 for a $1000 transaction. My wallet balance has a lot of tiny transactions. I also got this message ...
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1answer
115 views

Coinbase balance 0.00089623 BTC help to get it out! [closed]

I have these satoshis won in Faucets, and I did not know that the commission was so high, it's worth more than all my work, help please !!!
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3answers
585 views

What's the best way to get rid of 1 satoshi dust?

I recently noticed an old address of mine had 1 satoshi sent to it in some dust spam transaction. The thought of this satoshi bloating the UTXO set for everyone bothers me. I'd like to "destroy" it, ...
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827 views

Since Bitcoin Core 0.14.0, how does a node with default settings compute the dust limit?

In earlier releases of Bitcoin Core, the dust limit was defined as an output whose spending would require more than 1/3 of its value as fees: https://bitcoin.stackexchange.com/a/41082/10845 The ...
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1answer
192 views

Can a transaction have a single 0-value OP_RETURN as its only output?

My goal is to create a transaction that spends dust outputs to a miner. Since the goal is to reduce the UTXO set by consuming low value outputs, I do not want to create any new UTXO by actually ...
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1answer
70 views

Transaction stuck because of “Dust”? [duplicate]

been waiting 8 days for this transaction because Bitcoincore couldn't be arsed working out the network fees. Not a big transaction, but has caused a lot of grief because recipient now thinks I'm ...
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2answers
2k views

How to consolidate dust transactions in 2017?

This has definitely been asked before but the questions I found were years old and I want to know if the landscape for dealing with this has improved, and if there's a simpler way for an "average user"...
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1answer
667 views

Wallet design: What to do with dust amounts in change?

I'm working on some quirks of a wallet I'm developing, and one of the issues is what to do with change amounts that are larger than dust ~600 satoshis, but less than a practical amount to be sent ...
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1answer
246 views

Can you send amounts that would typically be considered 'dust' through the Lightning Network?

Reading through the Lightning Network Paper, it seems that amounts sent through an intermediate node use the Hash Timelocked Output construction. The thing I'm concerned about with HTLCs is that they ...
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2answers
116 views

Micro-payments definition and ideal platform

Have developers come close to reaching a consensus on either: The definition of micro payments? Whether micro-payments ideally belong on the main chain or side chains?
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2answers
328 views

Wasted satoshi due to transaction fees

Say I have a wallet containing 1000 satoshi, and I want to transfer this to another wallet, but it doesn't cover the transaction fee, do I just waste it? I don't have the private key to the wallet ...
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1answer
151 views

Why isn't my transaction going through?

I'm using kryptokit to send my funds. I sent a transaction at about 10pm last night and here it is 10+ hrs later still unconfirmed. Is there a way to cancel it that's easy?
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2answers
256 views

Which inputs will be spent?

Say someone holds 100,000 btc. Over time, this address has been spammed with dust by numerous parties. Now, the oldest funds come from the previous large transaction. If the dust is, say 0....
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2answers
264 views

How does Bitcoin Core's Coin Selection prevent change to be a dust output?

Bitcoin Core's Coin Selection optimizes for minimal change outputs. How does Bitcoin Core prevent Change outputs of sizes below dust threshold from occurring?
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2answers
291 views

bitcoin dust spamming - could the blockchain be rendered useless?

My concern isn't with individual bitcoin users but governments, what if a government spammed the network with say $1 Billion dollars worth of tiny dust transactions, including fees? The backlog of ...
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1answer
1k views

Is there an easy way to consolidate Dust Microtransactions

I just found out today that all those websites I go to to earn like .0000087 for clicking around here and there have now in a way corrupted my wallet as yesterday I deposited 50$ into my wallet and ...
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1answer
230 views

OP_RETURN with bitcoind not working

I have created a raw transaction with the following hexstring which decodes to: { "lock_time":0, "size":248, "inputs":[ { "prev_out":{ "index":1, "hash"...
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3answers
665 views

Bitcoin transaction with dust output stuck

I made this transaction more than 24 hours ago, and it still has no confirmations at all. What should I do? This transaction was created by the mobile Blockchain.info wallet. At the time, it didn't ...
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1answer
158 views

Why is the address 1MAdS7aPszWG4EYgBpbF9mnGUi5ChbMu8d sending me Bitcoins?

I'm receiving 1 satoshi today from an odd address. This account has been very consistent in creating spammy transactions that distribute 1 satoshi to a lot of account. Any one know what's going on ...
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3answers
407 views

Inevitable dust spam

Given I have an account with balance 1BTC + 1 satoshi. I want to transfer 1BTC to another account and tribute 0.0001 BTC out of that 1BTC to the network as fee. Would my transaction being rejected for ...
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3answers
4k views

Why does bitcoin have so many digits if I cannot move anything freely under 10000 satoshi?

So I have a wallet which has a balance of BTC 0.00005493. Even when trying to send these last bitcoin with a custom tx fee (1000 satoshi vs. the recommended 10000) Blockchain.info gives an error ...
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1answer
186 views

Minimum tx amount where amount = fee

What is the absolute minimum amount which when transferred over a tx its value equals the tx's suggested fee? Is it the dust amount of 0.00005430 BTC? How is this value affected when that amount is ...
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0answers
179 views

Calculation for transaction input-output balling:

To roughly calculate transaction send size in bytes we do: ((numberOfInputs*148)+(numberOfOutputs*34)+10) We want to make a transaction using two inputs of 0.01BTC (Amount to send = 0.015BTC, ...
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3answers
844 views

1,500% transaction fee and 3,5 months to confirm?

So my service is skimming a tiny 0,001% (1/1,000) fee off every payment that gets through it. Most of the transactions are actually micro-payments so there are thousands of tiny unspent outputs ...
3
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2answers
136 views

Could the creation of bitcoin change create irreversible bitcoin “dust”?

Bitcoin wallets send some change back to you if you have only large chunks of bitcoins in your wallet and try to send a small amount to someone else.Over time, could larger chunks of bitcoins ...
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1answer
178 views

Am I making a lot of dust in my wallet?

If I make a lot of little transactions, sending and receiving various odd small amounts (like 0.00201, 0.00319), does this make lots of little dust bits in my wallet?
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1answer
412 views

Should there be a minimum transaction limit to prevent dust spam?

With all these reports of people receiving spam through dust transactions (e.g. Enjoy Sotchi, Bitwars etc) what would be the implications of setting a minimum transaction amount on the network? Why ...
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2answers
125 views

Could Bitcoin dust spam be effectively combatted by actually including it in the block-chain?

After reading this question I got interested in these mysterious spammers who sent satoshis randomly. For what I read, here's been plenty of discussion about this, mainly at Bitcoin talk (discussions ...
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1answer
143 views

Is it possible to spend outputs with very small amounts?

I'm a Bitcoin newbie and this is rather theoretical question based on this discussion's accepted answer: transaction creation failed So does it essentially mean that in case if my wallet is ...
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1answer
1k views

How to collect Dust transactions?

Most of my initially received bitcoins were from faucets and therefore, these micro amounts ended up being dust transactions. Since then, I've bought some bitcoins which are not dust. Now I'm trying ...
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1answer
117 views

About a change in 0.8.6 - free transactions with less than 0.01 outputs

// This code can be removed after enough miners have upgraded to version 0.9. // Until then, be safe when sending and require a fee if any output // is less than CENT: if (nMinFee < nBaseFee &&...
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6answers
3k views

Is it possible to spam the bitcoin network with 'dust'?

Someone could buy or mine bitcoins, and send them in small transactions all day to spam the blockchain. Is this possible? And could this mean the end of the trust people have in bitcoin? edit: And ...
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1answer
839 views

Why is a transaction with outputs of less than ฿0.00005460 rejected?

I'm trying to create a transaction via JSON-RPC API. It has low outputs, but not below "dust" threshold, yet it's still getting rejected by bitcoind with error code "-22". Transaction includes fee of ฿...
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3answers
548 views

Transaction generator with payment fee optimization for large number of small coins

I have a large amount of money in a lot of small coins in my wallet (most of them like 0.0002 BTC). But whatever I do, I loose about 15% due to transaction fees, because transactions are too large. ...
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5answers
22k views

What is meant by Bitcoin dust?

I've seen the term "dust" used to describe small transactions that might be considered as spam by the Bitcoin network. Is there is a generally accepted definition of this term?