Day-of-filing climate certification mark for patent applications: a formalities-layer system and method in which a registration authority quantifies the creation-journey greenhouse gas emissions of an invention across energy, computation, materials, freight and field trials on a three-tier data hierarchy under an upper-bound conservatism rule, issues a voluntary certificate effective from the date of filing, re-records it on each maintenance or annuity anniversary, assigns verifiers by rotation with pooled escrow and de-listing, and maintains a disclosure firewall from the examination file