Unanswered Questions
334 questions with no upvoted or accepted answers
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Unconfirmed transactions
I am trying to load my old Bitcoin Qt 0.8.6 wallet and I am left with old transactions as unconfirmed. How do I fix this problem? The balance in the wallet is not confirmed by the network.
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Multisig Transaction Failure with High Threshold: 'Signature Must Be Zero for Failed CHECK(MULTI)SIG Operation'
I successfully created a transaction using a 3-of-4 P2SH script, but the transaction failed when attempting with a 5-of-8 P2SH script
mandatory-script-verify-flag-failed (Signature must be zero for ...
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Technological advantages of the Bitcoin over Cardano
I have been in the blockchain space for a long time and recently, I discovered that Bitcoin still has a lot of properties that could be considered as advantages over major newer generation blockchains ...
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How to implement coinscrash.com model of deposit & withdraw flow for my crypto poker casino?
In coinscrash.com for each user they generate separate bech32 address for deposit & displays the deposited amount as balance in top of the navigation bar.
Similarly for withdraw they just ask for ...
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How to verify a BTC address was generated by my private and public keys
I created a wallet using a seed phrase and a passphrase. I sent BTC to the first address listed by the wallet The BTC arrived at that address. The wallet is not now listing that address. I have the ...
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Is there an HTLC-like protocol for cross-chain transfers without user-controlled secret management and protection against LP abuse?
Context:
I am exploring cross-chain transfers from Bitcoin to another network and want to avoid a common issue in HTLCs where users manage secrets and could potentially cause harm to liquidity ...
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I am having a problem with network reply stalling at 3 months behind
I have Bitcoin_wallet 'Version wallet 9.26' installed on an old Oppo R11s phone I have a message saying "Synchronizing with network, 3 months behind" When trying to transfere funds across to ...
CommunityBot
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In what cases is FindAndDelete useful?
In the non-segwit case, FindAndDelete removes signature data from scriptCode.
In P2PKH, the signature is not included in the scriptPubKey, so I think the only thing that may actually have signature ...
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Bitcoin wallet generation with P2TR
I am a newbie in bitcoin development and I just started it with bitcoinj library for Java.
I can get the code snippet to generate bitcoin wallet and legacy address.
Timestamp createdAt = Timestamp....
- 10.4k
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Blockchain sync seems to be stuck in a loop?
SOLVED! UPDATE: The issue was not bitcoin related. I had to increase the root partition of ubuntu, as it wasn't using the full SSD size I had, but only 100 GB and the sync therefore ran out of space ...
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Is it possible to run RPC commands without installing the entire Bitcoind
I am interested to run bitcoin mining https://github.com/jgarzik/pyminer/blob/master/pyminer.py , I understand that it inherently calls bitcoind to run some RPC commands to broadcast once a nonce is ...
- 10.4k
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what is expectedFees and expectedWeight in a block and why its changing frequently?
what is expectedFees and expectedWeight in a block and why its changing frequently ?
https://mempool.space/api/v1/block/00000000000000000001c680ee86b8eaa43c94ac9012f4d2dcbfa9f45beadf06
when i last ...
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Error validating transaction: Transaction orphaned, missing reference (TESTNET)
RAWTRANSACTION HEX
...
CommunityBot
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collision attack on bitcoin p2sh
Book "mastering bitcoin" 3rd edition, on page 73, there is a statement as following:
"but there are organizations that expect to receive billions of dollars in bitcoins to
addresses ...
CommunityBot
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What happened to this Bitcoin transaction? Block fee lost?
I'm writing a bitcoin blockchain indexer. I've indexed every block hash and now I'm working on indexing each transaction in each block.
I've been finding some weird stuff here and there and I don't ...
- 28.5k