> Legal auth is simply making sure they can sue you, and/or get you sent to prison if you circumvent their system.
Also, there isn't a standard way to identify a company and to validate its actions. A slightly better one (at least where Latin notaries exist) is that the company secretariat make a declaration of whatever and include a certified copy of the company registration that certifies that the said person is the secretary of the company, but you end up with the ID problem except that it's for companies. Maybe a standard "passport" identifying companies? Did I re-invent parts of apostille? (https://en.wikipedia.org/wiki/Apostille_Convention)
Also, there isn't a standard way to identify a company and to validate its actions. A slightly better one (at least where Latin notaries exist) is that the company secretariat make a declaration of whatever and include a certified copy of the company registration that certifies that the said person is the secretary of the company, but you end up with the ID problem except that it's for companies. Maybe a standard "passport" identifying companies? Did I re-invent parts of apostille? (https://en.wikipedia.org/wiki/Apostille_Convention)