mcdee

I contributed to the Semaphore Trusted Setup Multi-Party Ceremony.
The following are my contribution signatures:
Circuit: semaphore16 
          Contributor # 331
          Hash: a973b31d 19a855e5 f6b8d9df df7784b9
 c0977035 31a48dd2 ea4f7c27 98db62e0
 9ea5be17 1b32c069 aacd436b a97bb78c
 4947de2d d1a0f1a4 25abe5cf c3cea6a1

mcdee

# The withdrawal account.
export ETHDO_ALLOW_WEAK_PASSHRASES=true
export ETHDO_WALLET_PASSPHRASE=secret
ethdo wallet create --type=hd --mnemonic='abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon art' --wallet='Withdrawal wallet'
ethdo account create --account='Withdrawal wallet/A withdrawal account'
export WITHDRAWAL_ACCOUNT_PUBLIC_KEY=$(ethdo account info --account='Withdrawal wallet/A withdrawal account' | grep 'Public key' | sed 's/Public key: //')

# To prove that the withdrawal accout holder holds the private key for a public key:
# 1. The requestor sends a random 32-byte hex string to the withdrawal account holder.
export REQUESTOR_DATA=$(xxd -l 32 -p /dev/urandom | tr -d " \n")

mcdee

pragma solidity ^0.4.23;
pragma experimental ABIEncoderV2;


contract Test {
    function test(string[] _words) public pure returns (string) {
        return _words[0];
    }
}

mcdee

// Copyright © 2018 Weald Technology Trading
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

mcdee

[{
    caps: ["eth/62", "eth/63", "par/1", "par/2", "pip/1"],
    id: "153d9a27ff1bd58d8bc030388d78c433f80577bf8ec06d083eaf2ea42208449fffc160b38b7523d925d89ef598d259822e040f299ecf8ac482e6c9b91fef3e5a",
    name: "Parity/v1.8.2-beta-1b6588c-20171025/x86_64-linux-gnu/rustc1.21.0",
    network: {
      localAddress: "10.0.0.128:44074",
      remoteAddress: "85.214.235.45:30303"
    },
    protocols: {
      eth: {

mcdee

#!/bin/bash

echo "var input=`solc node_modules=node_modules --optimize --combined-json abi,bin,interface contracts/DomainSale.sol`" > contract.js

# First address is the ENS registry
geth attach ipc:/home/jgm/.ethereum/testnet/geth.ipc <<EOGETH
loadScript('contract.js');
var contract = web3.eth.contract(JSON.parse(input.contracts["contracts/DomainSale.sol:DomainSale"].abi));
personal.unlockAccount(eth.accounts[1], "throwaway");
var partial = contract.new('0x112234455c3a32fd11230c42e7bccd4a84e02010', { from: eth.accounts[1], data: "0x" + input.contracts["contracts/DomainSale.sol:DomainSale"].bin, gas: 4700000, gasPrice: web3.toWei(105, 'gwei')});

mcdee

0x71ae7a23ad811c195c072b73ef22d10b2762a490

mcdee

71ae7a23ad811c195c072b73ef22d10b2762a490

mcdee

'use strict';

const Reservation = artifacts.require('./Reservation.sol');

contract('Reservation', accounts => {
    var instance;

    it('works', async function() {
        instance = await Reservation.new(1564555780, 1, 2, 1600000000, 200000000);
        var fee = await instance.amountPerGuest();

mcdee

contract BadSender {
    // Forward funds to the splitter contract
    function forward(address other) payable {
        // This is the address of the splitter contract
        address splitterContract = 0xAe3aE77F5ab2490C46958D0b05f766871c17cA5e;
        BadSplitter splitter = BadSplitter(splitterContract);
        splitter.deposit.gas(200000).value(msg.value)(other);
    }

    // Purely malevolent fallback