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Mechanical hashing Development & Technical Discussion
Quotethe thing about using marbles and gravity well it's an interesting idea but…
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n/a | vjudeu | June 28, 2022, 12:46:11 PM |
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Is there any useful place where OP_CODESEPARATOR is used? Development & Technical Discussion
QuoteI don't see how.In exactly the same way, how you don't have to provide a pu…
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n/a | vjudeu | June 27, 2022, 11:30:54 PM |
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Mechanical hashing Development & Technical Discussion
QuoteIs anything like that, people is talking about here?Well, there is one main…
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n/a | vjudeu | June 27, 2022, 11:40:25 AM |
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Is there any useful place where OP_CODESEPARATOR is used? Development & Technical Discussion
QuoteP.S. Now that I look at it again, only the part where I said "locktime valu…
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n/a | vjudeu | June 27, 2022, 07:13:30 AM |
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Mechanical hashing Development & Technical Discussion
Quotebut then you have to go to a computer to generate its addressNot really. If…
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n/a | vjudeu | June 27, 2022, 07:10:44 AM |
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Is there any useful place where OP_CODESEPARATOR is used? Development & Technical Discussion
QuoteThe first time value (locktimeAlice) is pointless since it will never be si…
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n/a | vjudeu | June 26, 2022, 11:32:58 PM |
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Is there any useful place where OP_CODESEPARATOR is used? Development & Technical Discussion
I think I found some use case for OP_CODESEPARATOR: it allows you to sign some u…
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n/a | vjudeu | June 26, 2022, 03:00:33 PM |
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Mechanical hashing Development & Technical Discussion
Quoteif your machine could operate on messages with more than one chunk then it…
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n/a | vjudeu | June 26, 2022, 12:46:12 AM |
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Mechanical hashing Development & Technical Discussion
QuoteThat is not what reversing is though. Real reversing is when you only have…
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n/a | vjudeu | June 25, 2022, 04:06:34 AM |
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Mechanical hashing Development & Technical Discussion
QuoteNot sure about that. SHA-256 uses modular arithmetic which is not reversibl…
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n/a | vjudeu | June 25, 2022, 12:56:19 AM |
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Mechanical hashing Development & Technical Discussion
QuoteSHA-256 is not reversible by rotating a crank in reverse.It actually is, if…
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n/a | vjudeu | June 24, 2022, 04:10:21 AM |
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Why hash functions are safe? Development & Technical Discussion
QuoteNo changes have been made to the original except for superficial formatting…
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n/a | vjudeu | June 12, 2022, 11:29:10 AM |
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Mechanical hashing Development & Technical Discussion
QuoteNot sure about a "mechanical" solution, but if you want to do it with paper…
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n/a | vjudeu | June 23, 2022, 12:38:11 PM |
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Mechanical hashing Development & Technical Discussion
To explain better, how crypto works, for less-technical and less-digital people,…
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n/a | vjudeu | June 23, 2022, 01:40:11 AM |
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Silent payments Development & Technical Discussion
I think we've got it:1) "b" is private, but can be non-unique if an address is r…
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n/a | vjudeu | June 20, 2022, 12:26:36 PM |
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Silent payments Development & Technical Discussion
QuoteThis can be solved by using R-value of the signature, instead of B-value pu…
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n/a | vjudeu | June 20, 2022, 12:07:11 PM |
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Silent payments Development & Technical Discussion
QuoteThese all incur the problems of address reuse. The problem must be solved.…
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n/a | vjudeu | June 20, 2022, 02:05:45 AM |
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How to import many priv keys in one query Development & Technical Discussion
QuoteThe only option would be calling it via an .onion address on Tor, since eve…
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n/a | vjudeu | June 14, 2022, 01:22:21 AM |
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Why hash functions are safe? Development & Technical Discussion
QuoteI can't find it in your post, but hash functions attempt to be one-way beca…
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n/a | vjudeu | June 11, 2022, 11:08:16 PM |
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Why hash functions are safe? Development & Technical Discussion
Many people wonder, why hash functions are safe. How it is possible to achieve o…
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n/a | vjudeu | June 11, 2022, 04:31:33 AM |
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Why I Do [Not] Want Timestamps Inside Transactions, Reloaded (Part II) Development & Technical Discussion
QuoteSo you don't know who they are.You don't know that in decentralized mining.…
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n/a | vjudeu | June 10, 2022, 01:00:03 AM |
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[Guide] How to run a Bitcoin Core full node for under 50 bucks! Development & Technical Discussion
QuoteI feel like it's downloading the blocks again instead of reindexing.If you…
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n/a | vjudeu | June 08, 2022, 07:12:51 AM |
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Why I Do [Not] Want Timestamps Inside Transactions, Reloaded (Part II) Development & Technical Discussion
QuoteOK but RBF is still a thing today. Thats what's confusing. Satoshi disabled…
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n/a | vjudeu | June 07, 2022, 06:45:04 AM |
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A different approach to Bitcoin's scalability issues? Development & Technical Discussion
QuoteUsing average mempool size is no different than using average difficulty.It…
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n/a | vjudeu | June 01, 2022, 08:43:58 AM |
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Why I Do [Not] Want Timestamps Inside Transactions, Reloaded (Part II) Development & Technical Discussion
QuoteBut if you see a new transaction with a locktime of now, you have no way of…
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n/a | vjudeu | May 31, 2022, 02:03:42 PM |
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How much text can you put in a bitcoin message? Development & Technical Discussion
QuoteSign it but don't broadcast since it will be a waste of satoshiExactly, all…
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n/a | vjudeu | May 31, 2022, 06:53:34 AM |
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Why I Do [Not] Want Timestamps Inside Transactions, Reloaded (Part II) Development & Technical Discussion
We have timestamps in transactions. You can always set sequence number to 0xffff…
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n/a | vjudeu | May 31, 2022, 06:45:58 AM |
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Could Bitcoin's transparency be its downfall? Bitcoin Discussion
Quotewhere all stores and businesses are forced by the government to check seria…
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n/a | vjudeu | May 30, 2022, 12:13:38 PM |
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Could Bitcoin's transparency be its downfall? Bitcoin Discussion
QuoteThis made me wonder how would the government or people or services react if…
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n/a | vjudeu | May 30, 2022, 12:28:14 AM |
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Change the DAA to maintain a TCT instead of a TBI Development & Technical Discussion
QuoteYou can reduce the block time from 10 minutes to 30 seconds, as P2Pool did.…
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n/a | vjudeu | May 24, 2022, 12:37:55 AM |
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first bitcoin collision? Development & Technical Discussion
Just use some deterministic nonce, derived from the private key and some informa…
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n/a | vjudeu | May 19, 2022, 12:21:29 AM |
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2^96 same bitcoin address Development & Technical Discussion
Quotefollowed by another expensive hash (RIPEMD160)Only that is needed in the si…
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n/a | vjudeu | May 02, 2022, 07:17:07 AM |
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2^96 same bitcoin address Development & Technical Discussion
QuoteWithout storing the addresses, you'll need to find much more of them to fin…
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n/a | vjudeu | May 02, 2022, 02:46:05 AM |
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2^96 same bitcoin address Development & Technical Discussion
But you don't need that much space. You only need that much computing power. The…
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n/a | vjudeu | May 02, 2022, 02:25:40 AM |
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Checking brainwallet Development & Technical Discussion
QuoteI didn't expect SHA256 to be so slow. I just tested a simple bash loop, and…
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n/a | vjudeu | May 02, 2022, 02:19:11 AM |
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lattice-attack || how to run without error Development & Technical Discussion
Quotebut lattice attack fail with "infinite loop in babai"There are errors in th…
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n/a | vjudeu | April 28, 2022, 02:51:31 PM |
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How can you verify the randomness that's coming from a hardware? Development & Technical Discussion
Also remember one thing: you don't need true randomness. You need randomness tha…
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n/a | vjudeu | April 27, 2022, 08:05:26 AM |
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What needs to be changed when SHA-256 is broken? Development & Technical Discussion
If SHA-256 will be fully broken, then the answer is no. Just because you can rea…
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n/a | vjudeu | April 26, 2022, 03:48:07 AM |
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CoinPool: efficient off-chain payment pools for Bitcoin Development & Technical Discussion
QuoteThere's a little debate of whether should the participants automatically mo…
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n/a | vjudeu | April 13, 2022, 10:49:58 AM |
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Can Quantum Computer's destroy Blockchain and Bitcoins[SHA-256 specifically] Development & Technical Discussion
Don't worry, people know about it and there are some discussions on our mailing…
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n/a | vjudeu | April 11, 2022, 05:08:29 AM |
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Making Bitcoin and its Forks Turing Complete Development & Technical Discussion
Quoteusing OP_RETURN to store data in blockchains actually creates far more bloa…
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n/a | vjudeu | April 04, 2022, 05:42:26 AM |
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Making Bitcoin and its Forks Turing Complete Development & Technical Discussion
Quoteno, they are all valid transactions to users who just haven't been born yet…
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n/a | vjudeu | April 04, 2022, 02:14:41 AM |
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Multisig wallets Development & Technical Discussion
QuoteP2SH use RIPEMD-160It is ok for now, but it can be a problem in the future.…
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n/a | vjudeu | March 31, 2022, 08:24:38 AM |
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Bitcoin supply discrepancy Development & Technical Discussion
For the same reason why people burn coins. Just because they can and it is valid…
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n/a | vjudeu | March 31, 2022, 05:23:10 AM |
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Determining the source of a bitcoin transaction Development & Technical Discussion
QuoteMaybe the police won't find you right away, but certainly, they will have m…
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n/a | vjudeu | March 25, 2022, 01:21:19 AM |
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Intentionally make a transaction slower Development & Technical Discussion
QuoteCan you just add more inputs to the transactions and more witnesses spendin…
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n/a | vjudeu | March 23, 2022, 07:28:20 AM |
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Intentionally make a transaction slower Development & Technical Discussion
QuoteI don't think the core will allow us to spend more coins than the inputs, i…
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n/a | vjudeu | March 23, 2022, 03:08:07 AM |
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"Bitcoin Parity Address" , Amateur Idea Development & Technical Discussion
QuoteIs the SHA256 the secret exponent, or is it taken to the power of a very la…
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n/a | vjudeu | March 19, 2022, 04:39:01 PM |
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"Bitcoin Parity Address" , Amateur Idea Development & Technical Discussion
You can do such things on Taproot, just make some 2-of-2 multisig Taproot addres…
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n/a | vjudeu | March 19, 2022, 02:49:13 PM |
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Intentionally make a transaction slower Development & Technical Discussion
QuoteNo economically rational miner is going to accept a negative fee transactio…
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n/a | vjudeu | March 18, 2022, 05:11:14 AM |
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[Megathread] The long-known PoW vs. PoS debate Development & Technical Discussion
Quotebut what do you expect when the PoW miners whole motive is pure greedTalkin…
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n/a | vjudeu | March 16, 2022, 09:33:56 AM |
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Bitcoin and MimbleWimble Development & Technical Discussion
Quote"3" is sidechains/Drivechains? That's out tooIt depends which new opcodes w…
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n/a | vjudeu | March 09, 2022, 04:59:30 AM |
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Alternative way to set up full node without downloading the full blockchain? Development & Technical Discussion
Quoteafter you show your address, you still have to send $2 out to confirm you o…
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n/a | vjudeu | March 09, 2022, 03:30:27 AM |
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Is it possible to let a transaction expire if it is not included in a block. Development & Technical Discussion
He thought about it and he was asked specifically about it. You can find the rea…
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n/a | vjudeu | March 09, 2022, 03:18:34 AM |
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Bitcoin and MimbleWimble Development & Technical Discussion
QuoteIn your own opinion, would offchain layers be the best path forward for Bit…
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n/a | vjudeu | March 08, 2022, 04:26:23 AM |
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Is it possible to let a transaction expire if it is not included in a block. Development & Technical Discussion
QuoteYeah but I don't want to double spend it, I want to stop it from being incl…
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n/a | vjudeu | March 08, 2022, 01:26:40 AM |
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Bitcoin and MimbleWimble Development & Technical Discussion
QuoteCan anyone confirm if that's possible, or is it above our qualification/Bit…
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n/a | vjudeu | March 07, 2022, 07:40:48 AM |
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Bitcoin and MimbleWimble Development & Technical Discussion
QuoteCan anyone confirm if that's possible, or is it above our qualification/Bit…
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n/a | vjudeu | March 04, 2022, 07:43:09 AM |
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Is there a new code to download bitcoin source code Development & Technical Discussion
QuoteI think it's on my user home folder.It is not, unless you are a root on Win…
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n/a | vjudeu | March 04, 2022, 07:03:08 AM |
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the same r and the same s but another xpubkey Development & Technical Discussion
QuoteI do not know that it will work for huge numbersYou have r=1, s=1. One is n…
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n/a | vjudeu | March 04, 2022, 03:53:34 AM |
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the same r and the same s but another xpubkey Development & Technical Discussion
It won't work. If you think it is possible, then try to recover the key used in…
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n/a | vjudeu | March 04, 2022, 03:36:07 AM |
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Bitcoin and MimbleWimble Development & Technical Discussion
QuoteBut how would soft fork main backward compatibility when RingCT which use m…
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n/a | vjudeu | March 03, 2022, 08:48:12 AM |
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Bitcoin and MimbleWimble Development & Technical Discussion
Quoteand make it mandatoryNonstandard would be enough. In Segwit, you have uncom…
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n/a | vjudeu | March 03, 2022, 06:21:22 AM |
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[Megathread] The long-known PoW vs. PoS debate Development & Technical Discussion
QuoteWell yes, you could in theory design and build your own ASICs.That is quite…
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n/a | vjudeu | March 01, 2022, 07:08:23 AM |
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[Megathread] The long-known PoW vs. PoS debate Development & Technical Discussion
QuoteSo you are proposing that PoW algo be changed to something that can only ru…
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n/a | vjudeu | February 28, 2022, 08:20:49 AM |
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[Megathread] The long-known PoW vs. PoS debate Development & Technical Discussion
QuoteTo be honest, bitcoin low number of coins makes it unsuitable to be a proof…
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n/a | vjudeu | February 28, 2022, 03:26:10 AM |
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Running signet as a sidechain Development & Technical Discussion
It seems that signet can be created as a Bitcoin sidechain by using taproot addr…
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n/a | vjudeu | February 26, 2022, 06:06:09 AM |
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Anonymous UTXO consolidation through LN Development & Technical Discussion
QuoteSo if you wanted to swap 0.1 BTC for LN BTC, you would get 0.09949418 BTC.W…
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n/a | vjudeu | February 21, 2022, 04:41:43 AM |
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A suggestion to periodically destroy (or remove to secondary storage for Archivi Development & Technical Discussion
QuoteFYI, Bitcoin use unsigned 32-bit/4-byte int. So the problem is delayed unti…
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n/a | vjudeu | February 07, 2022, 07:55:51 AM |
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A suggestion to periodically destroy (or remove to secondary storage for Archivi Development & Technical Discussion
QuoteIt seems I previously responded to your referenced thread, and as I previou…
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n/a | vjudeu | February 07, 2022, 03:46:05 AM |
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A suggestion to periodically destroy (or remove to secondary storage for Archivi Development & Technical Discussion
QuoteIs there a technical reason why we could not implement a hard fork that cha…
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n/a | vjudeu | February 07, 2022, 01:49:59 AM |
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A mistery hidden in the Genesis Block Development & Technical Discussion
Quotemaybe you have an answer for this:They already have an answer for this: htt…
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n/a | vjudeu | February 03, 2022, 01:36:50 AM |
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A small tweak solves the double spend problem without a blockchain. Development & Technical Discussion
QuoteHighlighting the “same”.It is the "same". Because "without needing energy"…
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n/a | vjudeu | February 01, 2022, 05:50:49 AM |
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A small tweak solves the double spend problem without a blockchain. Development & Technical Discussion
QuoteBut, having the same Bitcoin without needing energy? Hell yeah.It exists an…
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n/a | vjudeu | February 01, 2022, 03:50:55 AM |
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A small tweak solves the double spend problem without a blockchain. Development & Technical Discussion
QuoteOr, it means that when you create the transaction that spends Alice's coins…
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n/a | vjudeu | February 01, 2022, 02:43:28 AM |
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Can Quantum Computer's destroy Blockchain and Bitcoins[SHA-256 specifically] Development & Technical Discussion
QuoteHow will I stay in a network where blocks contain transactions that I consi…
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n/a | vjudeu | January 31, 2022, 04:58:50 AM |
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Can Quantum Computer's destroy Blockchain and Bitcoins[SHA-256 specifically] Development & Technical Discussion
QuoteIsn't invalid today to consider P2PK unspendable? It's currently spendable.…
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n/a | vjudeu | January 31, 2022, 03:09:17 AM |
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Can Quantum Computer's destroy Blockchain and Bitcoins[SHA-256 specifically] Development & Technical Discussion
QuoteWhat we do about the vulnerable P2PK coins is another matter.If P2PK coins…
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n/a | vjudeu | January 31, 2022, 02:28:08 AM |
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simple transaction bitcoin . Java Development & Technical Discussion
QuoteI need the simplest possible code to send a given amount of Satoshi from on…
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n/a | vjudeu | January 27, 2022, 04:43:56 AM |
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Can Quantum Computer's destroy Blockchain and Bitcoins[SHA-256 specifically] Development & Technical Discussion
Quotequestion is: what if satoshi never existed? would we have any cryptocurrenc…
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n/a | vjudeu | January 26, 2022, 03:12:26 AM |
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Can Quantum Computer's destroy Blockchain and Bitcoins[SHA-256 specifically] Development & Technical Discussion
Satoshi, I figured it will take my modern core 2 duo about 20 hours of nonstop w…
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n/a | vjudeu | January 21, 2022, 04:04:07 AM |
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Building a NFT Game with BTC. Where Do I even start? Development & Technical Discussion
QuoteHere is an idea and I don't know how possible it isIt is possible. You can…
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n/a | vjudeu | January 21, 2022, 02:29:44 AM |
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zero point of secp256k1 Development & Technical Discussion
QuoteTherefore, there is probably a different "infinity" point for each pair (-k…
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n/a | vjudeu | December 20, 2021, 06:00:47 AM |
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Is there any useful place where OP_CODESEPARATOR is used? Development & Technical Discussion
This is a great question, but I am worried, that the answer could be "no", when…
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n/a | vjudeu | December 17, 2021, 09:23:00 AM |
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The smallest valid signature Development & Technical Discussion
Because of a bug in SIGHASH_SINGLE, it is possible to precompute a signature for…
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n/a | vjudeu | November 29, 2021, 09:08:52 AM |
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Importing taproot keys Development & Technical Discussion
QuoteWhat I expected:Code:bcrt1p0xlxvlhemja6c4dqv22uapctqupfhlxm9h8z3k2e72q4k9hc…
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n/a | vjudeu | November 24, 2021, 08:56:30 AM |
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A Two-Round Proof of Work instead of PoW Development & Technical Discussion
QuoteAnd Everyone will broadcast its A_hash and everyone will know that this A_h…
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n/a | vjudeu | November 22, 2021, 03:12:47 AM |
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What happens in a copyright infringement scenario? Off-topic
I admire the flexibility of the scripts-in-a-transaction scheme, but my evil lit…
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n/a | vjudeu | November 22, 2021, 02:01:56 AM |
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A Two-Round Proof of Work instead of PoW Development & Technical Discussion
QuoteBut it will create for them the issue of managing a long list of addresses…
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n/a | vjudeu | November 22, 2021, 01:54:10 AM |
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A Two-Round Proof of Work instead of PoW Development & Technical Discussion
QuoteHave you received some feeback from a Core Developer, or from someone who i…
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n/a | vjudeu | November 19, 2021, 04:11:46 AM |
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Bitcoin split brain scenario Development & Technical Discussion
QuoteAt least unless we're talking about distant future such as regular human co…
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n/a | vjudeu | November 17, 2021, 07:59:20 AM |
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A Two-Round Proof of Work instead of PoW Development & Technical Discussion
QuoteN1-N2 miners are IDLE during 6min of Round 2.Some of them are idle, some of…
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n/a | vjudeu | November 16, 2021, 03:23:54 AM |
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A Two-Round Proof of Work instead of PoW Development & Technical Discussion
QuoteSo you will always need to show that you were in Round 1 at some points. An…
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n/a | vjudeu | November 15, 2021, 03:52:54 AM |
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Why have Satoshi's early mined coins an unusual nonce value distribution? Development & Technical Discussion
QuoteCode:Block 0, payout to:000000000000000000000000000000000000000000000000000…
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n/a | vjudeu | November 15, 2021, 03:31:42 AM |
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A Two-Round Proof of Work instead of PoW Development & Technical Discussion
QuoteIn an ideal world with TRPoW, most miners will spend their time moving from…
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n/a | vjudeu | November 15, 2021, 02:50:21 AM |
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Taproot proposal Development & Technical Discussion
QuoteI still do not know why people haven't make legacy the thing of the past.Th…
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n/a | vjudeu | November 12, 2021, 03:36:43 AM |
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My simple solution for transaction maleability Development & Technical Discussion
Currently, typical coins are locked on some hash of the public key. That means a…
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n/a | vjudeu | November 10, 2021, 03:46:39 AM |
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Bitcoin brainwallet implementation in Rust Development & Technical Discussion
Quotehaving collissions means it is not perfectAll hash functions have collision…
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n/a | vjudeu | November 09, 2021, 06:44:18 AM |
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The very first bitcoin script. Development & Technical Discussion
QuoteWhat was the very first Bitcoin mining script?According to https://bitcoint…
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n/a | vjudeu | November 05, 2021, 04:39:55 AM |
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Compile Bitcoin first version on Linux - Windres issues Development & Technical Discussion
QuoteBesides that, there's 36.8% chance that there cannot be block with hash zer…
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n/a | vjudeu | November 02, 2021, 08:00:45 AM |
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