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Nested ECC - A new hash algorithm with tremendous benefits? in Development & Technical Discussion
Nested ECC - A new hash algorithm with tremendous benefits? by
BTCW
A new hash algorithm?All right, this may be more cryptography than Bitcoin, but…
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n/a | BTCW | December 05, 2024, 11:13:34 PM |
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Would P2WPKH v1/bech32m addressee be legal (and usable and spendable)? in Bitcoin Technical Support
Would P2WPKH v1/bech32m addressee be legal (and usable and spendable)? by
BTCW
We have a public key. We have its RIPEMD(SHA256(pubkey)) hash, a.k.a. HASH160We…
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n/a | BTCW | December 18, 2024, 10:36:37 AM |
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Skaffa crypto in Skandinavisk
Skaffa crypto by
BTCW
I don't speak a word Swedish (?), but as I am totally bribable, and I took 1000…
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n/a | BTCW | February 26, 2024, 04:26:41 PM |
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120 USD to transfer 25 cents - Taproot genius transaction in Bitcoin Discussion
120 USD to transfer 25 cents - Taproot genius transaction by
BTCW
This recent transaction stands out a bit...0.00288744 BTC (120.19 USD) to transf…
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n/a | BTCW | November 17, 2024, 05:05:18 AM |
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Need help reversing bitcoinutils "tagged_hash" to generate Taproot addresses in Development & Technical Discussion
Need help reversing bitcoinutils "tagged_hash" to generate Taproot addresses by
BTCW
[Addition, the problem was solved down here]Let's begin with this private keyCod…
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n/a | BTCW | December 18, 2024, 10:20:53 AM |
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At least 14(!) unique public addresses from one single seed (0 derivation paths) in Development & Technical Discussion
At least 14(!) unique public addresses from one single seed (0 derivation paths) by
BTCW
Do you agree that a not-uncommon Bitcoin discussion goes along the lines:"Rememb…
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n/a | BTCW | December 21, 2024, 09:32:02 AM |
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How to redeem a "dumb script" native P2WPKH? (Nested P2SH-P2WPKH went well) in Development & Technical Discussion
How to redeem a "dumb script" native P2WPKH? (Nested P2SH-P2WPKH went well) by
BTCW
I fooled around a bit with "dumb scripts" like so:Script("OP_DROP", "OP_1") is d…
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n/a | BTCW | December 18, 2024, 01:00:56 PM |
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In theory,THE most unsafe HD Wallet - [BIP32, BIP39, BIP44, BIP84] - am I close? in Development & Technical Discussion
In theory,THE most unsafe HD Wallet - [BIP32, BIP39, BIP44, BIP84] - am I close? by
BTCW
DISCLAIMER: Consider this a theoretical exercise in producing the worst imaginab…
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n/a | BTCW | November 07, 2024, 04:39:46 PM |
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P2PK - send to AND spend from a public address - will it work in 2023? in Development & Technical Discussion
P2PK - send to AND spend from a public address - will it work in 2023? by
BTCW
I don't think an introduction to P2PK is necessary in this forum. Briefly, it wa…
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n/a | BTCW | November 18, 2024, 02:58:55 PM |
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World's fastest and simplest block parser for those who (only) need all HASH160 in Development & Technical Discussion
World's fastest and simplest block parser for those who (only) need all HASH160 by
BTCW
The question never really dies; since Brainflayer in 2016, the dream seems to li…
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n/a | BTCW | March 07, 2024, 03:13:36 PM |
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Prime number Bitcoin keypairs - How and why in Development & Technical Discussion
Prime number Bitcoin keypairs - How and why by
BTCW
HOWFirst, consider this Bitcoin key pair:Code:Private key compressed (wif):L3ACA…
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n/a | BTCW | December 17, 2024, 10:45:39 PM |
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Pulp Fiction and multiple OP_RETURN, valid tx on testnet in Bitcoin Technical Support
Pulp Fiction and multiple OP_RETURN, valid tx on testnet by
BTCW
How Jules ended up on the blockchainLike many others, I've experimented with inc…
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n/a | BTCW | December 21, 2024, 10:44:26 PM |
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Shortest possible raw transaction (below 85 bytes possible)? in Development & Technical Discussion
Shortest possible raw transaction (below 85 bytes possible)? by
BTCW
I have experimented with creating the shortest possible raw transaction, which h…
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n/a | BTCW | December 13, 2024, 10:04:29 AM |
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Is this P2SH _obviously_ vulnerable? [0.1 tBTC stake] in Development & Technical Discussion
Is this P2SH _obviously_ vulnerable? [0.1 tBTC stake] by
BTCW
A vulnerable P2SH address - but how vulnerable?I have been fooling around some m…
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n/a | BTCW | December 21, 2024, 01:06:01 AM |
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Escrow service for a dead-serious presale? in Service Discussion (Altcoins)
Escrow service for a dead-serious presale? by
BTCW
We are in the final stages before rolling out our own token. Ideally, the first…
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n/a | BTCW | December 10, 2024, 04:20:15 PM |
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Generating and using P2SH-wrapped-P2WPKH Bitcoin addresses [Tutorial] in Development & Technical Discussion
Generating and using P2SH-wrapped-P2WPKH Bitcoin addresses [Tutorial] by
BTCW
If you need "a new Bitcoin address that begins with a 3", and want to know how t…
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n/a | BTCW | December 20, 2024, 05:26:55 AM |
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A breakable P2SH address - Bitcoin testnet inside in Development & Technical Discussion
A breakable P2SH address - Bitcoin testnet inside by
BTCW
Long story short, I created this not-very-standard P2SH public address: 2NA4ZpHb…
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n/a | BTCW | Today at 12:01:39 AM |
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Can Bech32 be P2SH? [Bounty inside!] in Development & Technical Discussion
Can Bech32 be P2SH? [Bounty inside!] by
BTCW
Some backgroundI have fooled around a bit with "stupid" scripts and their corres…
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n/a | BTCW | December 18, 2024, 04:11:35 PM |
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Custom P2SH redeem script - any wallet software that can handle it? in Development & Technical Discussion
Custom P2SH redeem script - any wallet software that can handle it? by
BTCW
It is very easy to create valid, custom scriptSig/scriptPubkey-combinations, cal…
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n/a | BTCW | December 19, 2024, 07:27:57 AM |
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Hack 10 "easy" segwit addresses - Bitcoin bounty in Project Development
Hack 10 "easy" segwit addresses - Bitcoin bounty by
BTCW
A friend asked me to share this Bitcoin bounty that was published only a few min…
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n/a | BTCW | December 21, 2024, 04:34:54 PM |
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Catastrophic P2SH public addresses? in Development & Technical Discussion
Catastrophic P2SH public addresses? by
BTCW
Been diving into redeemScript and their corresponding P2SH addresses. Have a que…
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n/a | BTCW | December 15, 2024, 05:45:09 PM |
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The very first BTC private key leads to both 1337 and 42! (Nerdery) in Serious discussion
The very first BTC private key leads to both 1337 and 42! (Nerdery) by
BTCW
A nerdy observation - coincidence or not?The smallest possible private key can b…
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n/a | BTCW | December 21, 2024, 06:41:43 PM |
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[Tutorial] Sign and verify messages - Prove ownership of BTC address - Electrum in Beginners & Help
[Tutorial] Sign and verify messages - Prove ownership of BTC address - Electrum by
BTCW
IntroductionA lot of people are asking how to prove or claim the ownership of bi…
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n/a | BTCW | December 16, 2024, 10:21:16 PM |
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Compile and run a "rude" full node - tips wanted! in Development & Technical Discussion
Compile and run a "rude" full node - tips wanted! by
BTCW
I want to run a "rude" Bitcoin full node. As an experiment. Will build from sour…
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n/a | BTCW | December 09, 2024, 02:03:16 AM |
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[WTS] Aged Facebook and Twitter accounts in Invites & Accounts
[WTS] Aged Facebook and Twitter accounts by
BTCW
Why not just start from scratch and register your own new and free accounts? Loo…
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n/a | BTCW | December 21, 2024, 05:55:32 AM |
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Privkey burner - what say you? in Development & Technical Discussion
Privkey burner - what say you? by
BTCW
Privkey Burner - Yes/No?I was thinking of new methods, standards, or procedures…
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n/a | BTCW | December 11, 2024, 03:13:30 AM |
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Bitcoin address mass balance checker [Tutorial and code] in Development & Technical Discussion
Bitcoin address mass balance checker [Tutorial and code] by
BTCW
A fairly common question on this forum is:"I have a list of thousands of bitcoin…
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n/a | BTCW | August 21, 2024, 10:20:12 AM |
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