Top new questions this week:
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I understand that P2PK scripts do not have a corresponding address type. However, we see a lot of P2PK transactions, both coinbase outputs and non-coinbase outputs. What software was used to make …
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I recently had a cooperative close of a Lightning channel and the two Lightning nodes agreed a fee rate of about 1 sat/vbyte for the closing transaction. (This was fine by me; I always like to keep …
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There is a directory called interfaces. I’ve seen usage of interface classes in other places but never understood how do they work because they’re trivially just an interface and therefore do nothing …
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The following is taken from problem 3 in HW1 of CS 251 Stanford’s course (cs251.stanford.edu/syllabus.html). Alice is on a backpacking trip and is worried about her devices containing private …
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BIP49 & BIP84 defined different BIP32 version bytes so that serialized xpubs start with ypub/zpub/upub/vpub. This led to some incompatibility in the past with wallets and libraries that used (or …
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Greatest hits from previous weeks:
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I have a Windows Server with 20 cores at 2.10 Ghz (AMD Opteron 4171 HE). I am currently using Ufasoft CPU miner and getting about 35 Mhash/s. I want to know what is the fastest CPU miner that I can …
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If I have a low amount and don’t include a fee, the transaction takes forever to get confirmed. What happens if it never gets confirmed? Can the wallet that I sent it to still spend the money?
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Hi! Based on your experience, how long does it take to receive one confirmation for any given transaction which has payed the standard miner’s fee? Is it still reversible? Thanks!
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Often I’m asked to explain Bitcoin to someone and occasionally I come up with something stellar that really nails it, but most times it’s a rambling incoherent mess. What I would like to see is a …
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I have heard that mining is for people with ready hardware and blah blah blah… But what exactly is it? Does it operate like real mining? I mean, people talk about it like you are physically mining.
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Is it worth mining Litecoins and then exchange them for Bitcoins (because I am not sure if there will be space for more crypto currencies in the future)? I can get about 25k hash/sec by CPU mining on …
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A Raspberry Pi is a credit card sized $25 (or $45, for the deluxe option) computer, designed for educational use. Has anyone tried running mining software on it? If so, what’s the hashrate like? (…
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Can you answer this question?
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As lightning network channels route payments, channel updates require the 2 channel peers (Alice & Bob) to do a round of signing and trade commitment transactions for the most up-to-date channel …
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