Linked Questions

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47 views

Why do self-loops exist in the bitcoin transaction graph?

I have obtained bitcoin data from block explorer and created the transaction graph. The graph consists of millions of nodes and edges. i wrote a query that creates a relationship from source address ...
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0answers
19 views

Clarification on the UTXO expense [duplicate]

I want to clarify my doubt on the UTXO expense, I have one transaction, an example this and the use case for creating this transaction is bc1qz6qtgzkjnvzrf02tl8sczg7q8r0kkws0d5ly5s -> Send 0.00712451 ...
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0answers
21 views

Hidden wallet address? [duplicate]

A wallet --------send bitcoin(0.0113BTC)------------> B wallet Awallet address list 2NGEB7pAJz2qVsd38yWvwR2fogeVf94xbQZ 2N8JupKNkFCN1dBzmymbHuJLeYsobWPCEa5 2N51bmRSUE2nWdZZtESumvz6HNjmNA8frSB ...
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0answers
26 views

Why does bitcoin-core wallet generate a new wallet during transaction? [duplicate]

I wonder why bitcoin-core wallet automatically generated a new wallet address during transactions. If you see this transaction, https://btc.com/...
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0answers
24 views

Some weird BTC transaction just happened to my wallet, sub wallet doesn't send back the BTC to my wallet [duplicate]

So my wallet address is 3BA1kdxSyFLADWJHDeaFb2xap4QASVvXto First I sent 0.00010000BTC to 1FjpQCZvqQxpGjvdU8AcxVyxXgJqY17Uzw (https://btc.com/...
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0answers
42 views

Checking my bitcoin wallet after two years I find that my bitcoin (0.5 bitcoin) is gone [duplicate]

After checking my bitcoin account after two years, 0.00010757 of a bitcoin remains even though I explicitly remember having half a bitcoin left. My first thought someone somehow stole it. But after ...
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0answers
24 views

Was my transfer hijacked? [duplicate]

I had to take my computer into the shop for a new hard drive a week ago. Worried that my bitcoin wallet (Bitcoin qt) may have been compromised, i setup a new Electrum wallet and one on my iphone. I ...
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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 ...
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2answers
39 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 ...
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24 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
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1answer
39 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 ...
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0answers
50 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 ...
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votes
2answers
69 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 ...
1
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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....

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