Certification, authentification and attribution

 

ACTIO, Arte y Ciencia

Certification of the physicochemical reality (pigments) of an artwork

Consequently, an objective dating is established

 

                            Not consistency of pigments with the signature    Forgery certification

  Signed artwork

                                         Consistency of pigments with the signature          Authentication (of the signatory)

 

     

 

      Unsigned artwork          Art historian / Documentalist          Attribution, authorship