The VPAT® you linked to is quite common. It's a Voluntary Product Accessibility Template, typically placed somewhere publicly available on the product/company website or filled in on request if a potentially selling/tendering/pitching to a US government agency.
Since 2017, WCAG 2.0+ forms the basis of the Section 508 accessibility conformance, which VPAT 2....
This is the Android Vector Drawable top-left arrow. I mirrored ic_call_made from material icons, as suggested by @Stephen C.