Blockchain-based Machine-to-Machine Communication in the Industry 4.0 applied at the Industrial Mining Environment Charles. - Charles Tim Batista Garrocho; Emerson Klippel; Anderson Vieira Machado; Célio Marcio Soares Ferreira; Carlos Frederico Marcelo da Cunha Cavalcanti; Ricardo Augusto Rabelo Oliveira (SBESC, 2020)