eddieoz

//You need to run this in javascript console inside chrome

//Assumptions:
//1. Will count only "expanded" videos on page, you may first need to run script to scroll to last video or do it manually
//2. Tested on chrome, ubuntu, 2019
//3. Time format:   hh:mm:ss

var array = document.getElementsByClassName("style-scope ytd-thumbnail-overlay-time-status-renderer");
var arrLength = array.length;

eddieoz

contract proofOfExistence {
    mapping (bytes32 => Document) public documents;

    struct Document {
        uint date;
        address creator;
        bytes32 hash;
        address[] signers;
    }
    

eddieoz

/*
Contract Manual:

Begin with document name (hash) and signers:
var _docHash = "abcd-1234" ;
var _signers = ["0xdcdb59990a6115b062a3a98f985a21170fa11588","0x7855d719c027691a0e79300209ff532547f68afa"];

Start contract sending 900000000000000000 weis per signer to the contract.address
eth.sendTransaction({from: eth.accounts[1], to: assinatura.address, value: 18000000000000000, gas:1000000})