Specifically for the WPI, they have committees on a yearly basis through which they assess / review / vet artworks. This work happens through the process of attestation and therefore, many artworks have an attestation number.

Finding the artworks who have an attestation number is not easy unless you access the detailed page.

We need to find a way to allow the users to search artworks that

a. have an attestation number and

b. have an attestation number and look it up