Deliverables were called Documents a few decades ago.

“Service design, or the design of value exchange between a service provider (company) and a service participant (customer), is an approach with enormous potential; delivering on that potential requires action. Service design is meant to inspire and direct action in the form of implementation. To make deliverables that drive action, I propose three key considerations.”

(Shahrzad Samadzadeh a.k.a. @shahrsays ~ Cooper Journal)