Map this work agains the DPIG UCRs

[BigBlueHat]

https://w3c.github.io/dpub-pwp-ucr/#req_list

Number and reference	Short description
Req. 1	Web Publications should be able to make use of all features offered by the OWP
Req. 2	A Web Publication should conform to the requirements of all horizontal dependencies
Req. 3	The notion of a Web Publication should enable specific publications like audio books, graphics books, and mixed media
Req. 4	A Web Publication needs to support both time-based media and text
Req. 5	Web Publications should be able to include data as resources, just as it does with text, images, etc
Req. 6	A Web Publication should also be available offline
Req. 7	User agents must treat a Web Publication as a single logical resource with its own URL, beyond the references to individual, constituent resources
Req. 8	There should be a way to uniquely identify a Web Publication
Req. 9	All constitutent resources, and their contents, should be uniquely identifiable
Req. 10	It should be possible to see the Web Publication in a “paginated” view
Req. 11	The user must have the possibility to personalize his or her reading experience
Req. 12	There should be a means to indicate the author’s preferred navigation structure among the resources of a Web Publication
Req. 13	Authors of a Web Publication should be able to provide the user agent with information to access random parts of the publication
Req. 14	The information regarding the constituent resources of a Web Publication must be easily discovered and there should be a way to differentiate between essential and non-essential resources
Req. 15	A Web Publication should be able to express the access control and write protections of the publication
Req. 16	Web Publications should include technical and descriptive metadata as well as any additional characteristics of the constituent resources.
Req. 17	It should be possible to create and distribute a Web Publication as a single unit over different protocols or physical media
Req. 18	The distribution of a Packaged Web Publication should not affect its iterations
Req. 19	The distribution of Packaged Web Publications should respect the existing processes and expectations of professional publishing channels as well as ad-hoc methods of distribution (eg. email).
Req. 20	There should be a way to indicate whether one or more Packaged Web Publication components contain (embedded) descriptive metadata
Req. 21	There should be a way to discover that one or more new components have been added to or deleted from a Web Publication
Req. 22	A PWP should include means to map the identification of a constituent resource between the Web and its equivalent in a package
Req. 23	The publisher should be able to provide information in a Portable Web Publication proving that the publication has not been tampered with during delivery.
Req. 24	The publisher should be able to provide information in a Portable Web Publication that can be used to check the origin of the publication and its authenticity.
Req. 25	User agents may provide a method for escalating trust for a specific publication

[BigBlueHat]

Also https://w3c.github.io/dpub-pwp-ucr/#accessibility

Number and reference	Short description	Use case(s)
Req. 2	A Web Publication should conform to the requirements of all horizontal dependencies
Req. 3	The notion of a Web Publication should enable specific publications like audio books, graphics books, and mixed media	3
Req. 4	A Web Publication needs to support both time-based media and text	1
Req. 7	User agents must treat a Web Publication as a single logical resource with its own URL, beyond the references to individual, constituent resources	4
Req. 11	The user must have the possibility to personalize his or her reading experience	1, 4
Req. 13	Authors of a Web Publication should be able to provide the user agent with information to access random parts of the publication	5
Req. 16	Web Publications should include technical and descriptive metadata as well as any additional characteristics of the constituent resources.	2, 3