Attested.to

The public record of reasoning

Take part in the record.

Participate

+ Propose a claim ▲ Open markets

Explore

▤ Claims ≡ Statements ⌘ Terms ◫ Contexts ⚖ Governance ! Issues

Definition

a lens made of optical crown glass

Seed ·

Term in context

crown lens in CommonParlance

About Recent changes Privacy Terms Contact