Linked Questions

0
votes
0answers
27 views

why a specific transaction value and it's output address which is sent from a specific IP address, returns from another address to that IP address? [duplicate]

I wrote a code to extract bitcoin output addresses and their values from TX messages of the bitcoin protocol. to test it, I prepare this scenario: first I send a specific bitcoin value(for example A ...
0
votes
2answers
36 views

which is the relationship between ouput adresses and their value in a specific transaction?

Some days ago, I write a program to extract output addresses and its value in tx messages of a sample bitcoin pcap. extracted addresses are all valid and we can find them in block explorers. after ...
0
votes
1answer
38 views

Why is there sometimes no output that sends funds back to the sender's address?

'A' has one bitcoin. 'A' tries to send a 0.5 bit coin to 'B'. Two utxo are created. First, "utxo" sends "B" 0.5 bitcoin. Second, "utxo" where "A" remits remaining bitcoins to "A" except for 0.5 ...
0
votes
0answers
22 views

Bitcoin was sent out and still hasn't been received

I sent bitcoin out to a segwit address (P2SH) and it split the transactions in 2 but I still haven't seen them delivered in into the wallet
9
votes
4answers
2k views

Why do outputs need to be spent entirely?

I understand what change is and how it works (and it's analogous to physical money change), but what I don't understand is why this is needed in the first place. Given that this is all computer based,...
0
votes
0answers
45 views

Why UTXO is indivisible [duplicate]

I am new to understanding Bitcoin, but just read this: If an UTXO is larger than the desired value of a transaction, it must still be consumed in its entirety and change must be generated in the ...
1
vote
0answers
44 views

Why the address changes after each transaction? [duplicate]

Could you please help me understand these observations related to Bitcoin transaction? I have setup a brand new wallet from scratch and I sent 0.0246 BTC to it (well, slightly more but after the fees ...
0
votes
2answers
61 views

Can two or more transactions sent from the same address be mined in the same block in Bitcoin's blockchain?

Imagine a person Bob has 10 bitcoins in his wallet. He wants to send 5 bitcoins to Alice and another 5 bitcoins to Uncle Tom simultaneously (in separate transactions). Will both Bob's transactions be ...
4
votes
1answer
665 views

What happened to my coins, hacked?

I'm new to bitcoin, downloaded the bitcoin.org client, encrypted my wallet, and purchase a few bitcoins (5.25), for learning purposes. But now my coins seem to have disappeared to an unknown address. ...
1
vote
0answers
13 views

Transfer amount on blockchain larger than was sent from wallet [duplicate]

I sent some BTC from a hardware wallet last year. The wallet shows a sent amount of 0.09302 BTC but when I look at the transaction id on blockchain.com it shows two amounts. 0.282 BTC unspent and 0....
1
vote
1answer
31 views

My bitcoin change [duplicate]

I am new to this.I have sent out bitcoin over the blockchain before and saw that the hash just took a fee. However the other day it took out over.95 of a bitcoin when wanting to only send 0.04 of a ...
0
votes
1answer
1k views

Explorer showing different balance then my Blockchain wallet

My Blockchain wallet address on the explorer, shows a low balance (under .001) but when I log into the wallet I can see what should be there about .25 BTC. My Electrum wallet is also doing the same. ...
0
votes
1answer
48 views

Double transaction on same hash (transaction ID) - Loosing 0.01 btc each time [duplicate]

Each time I send some btc to another bitcoin wallet there is a second transaction on the same transaction ID (hash) and each times i am loosing around 75 USD. You can see by yourself here; https://...
2
votes
2answers
82 views

Bitcoin core wallet - got 0 balance after transaction [duplicate]

I did a test lightning transaction by sending 0.00001 btc to some exchange with using bitcoin core 0.16 (downloaded from bitcoin.org and installed to dedicated pc) and... it took the rest balance of ...
0
votes
1answer
114 views

bitcoin listunspent showing an address which does not belong to my wallet [duplicate]

I use bitcoin listunspent to list unspent UTXO, but found one that doesn't match my addresses, so what's that address and where is it from ? bitcoin-cli listunspent [ { "txid": "...

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