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TANAKA, Koutarou fkfk

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fkfk / index.js

Created March 2, 2019 13:56

connect ElectrumX server

	const Socket = require('json-rpc-tls').Socket;

	Socket.tlsSocket('electrum-mona.nope.work', 50002, {
	rejectUnauthorized: false
	}).then(async (socket) => {
	socket.setEncoding('utf8')
	socket.setKeepAlive(true, 0)
	socket.setNoDelay(true)

	const banner = await Socket.request(socket, 1, 'server.banner', [])

fkfk / index.html

Created June 1, 2019 20:23

mpurse sign message example

	<!DOCTYPE html>
	<html lang="ja">
	<head>
	<title>mpurse sign message example</title>
	<meta charset="UTF-8">
	</head>
	<body>
	<script>
	window.addEventListener("load", async (ev) => {
	if (window.mpurse) {

fkfk / mpurse-addr.js

Last active June 7, 2019 05:09

	const {
	bip32,
	payments
	} = require('bitcoinjs-lib')
	const mnemonic = require('./external/mnemonic.js') // https://github.com/ggozad/mnemonic.js
	const buffer = require("safe-buffer")

	const words = "like like like like like like like like like like like like" // your mnemonic
	const network = {
	bip32: {

fkfk / sig.js

Last active September 11, 2019 03:09

test multisig

	const bitcoin = require('bitcoinjs-lib')

	// for testnet
	/*
	const network = {
	messagePrefix: '\x19Monacoin Signed Message:\n',
	bip32: {
	public: 0x043587cf,
	private: 0x04358394
	},

fkfk / monacoin.dart

Created July 1, 2019 01:04

use monacoin

	import 'package:bitcoin_flutter/bitcoin_flutter.dart';
	import 'package:bip32/bip32.dart' as bip32;
	import 'package:bip39/bip39.dart' as bip39;

	final MONACOIN = new NetworkType(
	messagePrefix: '\x19Monacoin Signed Message:\n',
	bech32: 'mona',
	bip32: new Bip32Type(
	public: 0x0488b21e,
	private: 0x0488ade4

fkfk / verify-message-by-bitcoinjs-message.js

Last active July 17, 2019 05:51

verify monacoin message

	const bitcoinMessage = require('bitcoinjs-message')

	const messagePrefix = "\x19Monacoin Signed Message:\n"
	const address = 'MU4FQNVv75wEU5a2TTBs7ZRMrpHU5nLEk5'
	const message = 'hello'
	const signature = 'IPL7L5NAMAPnLYFIeUaFAddK+IaFi9Q0FdsoMft2gl3IDdeUzBttq/kcUQz1AkiW32ohIGpXVrqH5VeO9B3CMtc='
	console.log(bitcoinMessage.verify(message, address, signature, messagePrefix))

fkfk / calc_txfee_multisig.js

Last active July 31, 2019 03:41

	const pushdata = require('pushdata-bitcoin')

	const MAX_SIGNATURE_SIZE = 73
	const COMPRESSED_PUBKEY_SIZE = 33

	const VERSION_SIZE = 4
	const LOCKTIME_SIZE = 4

	// txin size
	const PREVIOUS_OUTPUT_SIZE = 36