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Mark "Murch" Erhardt murchandamus

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murchandamus / Bech32m-address-samples.txt

Created July 28, 2021 21:42

Mainnet bech32m address examples

	Bech32m encoding: bc1pqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqsyjer9e
	Superseded bech32 encoding: bc1pqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqszqgpqyqs3wf0qm
	Created by transaction: b53e3bc5edbb41b34a963ecf67eb045266cf841cab73a780940ce6845377f141

	Bech32m encoding: bc1pmfr3p9j00pfxjh0zmgp99y8zftmd3s5pmedqhyptwy6lm87hf5sspknck9
	Superseded bech32 encoding: bc1pmfr3p9j00pfxjh0zmgp99y8zftmd3s5pmedqhyptwy6lm87hf5ss52r5n8
	Created by transaction: fd43650477e0ba6825ae0482a8b0b2b509d5443fa2a8cdd101872752a9171dd6

murchandamus / Cost of 2-of-3 taproot inputs

Last active May 19, 2020 04:13

Short overview of the costs of 2-of-3 taproot inputs

	Everything below is best effort. Corrections welcome! –Murch

	==== Key path spending costs ====

	* outpoint (txid:vout): 32+4vB
	* scriptSig size: 1vB
	* nSequence: 4vB
	* num witness items: 1WU
	* witness item size: 1WU
	* signature: 64WU

murchandamus / bech32InsertionDeletionWeaknessTestVectors.js

Last active December 14, 2019 02:27

Test vectors for bech32 insertion/deletion weakness for 20 and 32 byte starting lengths

	const bech32InsertionDeletionWeaknessTestVectors = [
	[
	// valid 32 byte bech32
	'bc1qvfu057ptzatpxf30xc2yunuqad4dg54gkuvx04fuzch6gezltk2q63lcap',
	// 33 byte with q insertion at second last position
	'bc1qvfu057ptzatpxf30xc2yunuqad4dg54gkuvx04fuzch6gezltk2q63lcaqp'
	],
	[
	// valid 32 byte bech32
	'bc1ql6mqttdzpekxmdp9gaglvjtnfg4ydwzdtgcqxxru7f6m0eg9pckqnncqqp',

murchandamus / OneName

Last active June 25, 2016 12:16

Verifying that +murchandamus is my blockchain ID. https://onename.com/murchandamus