Continued with your (Keith's) "resolve" logic and extended it with D3. After:
a) resolving an artist's id with their SC url (ie. souncloud.com/<username>
We:
b) use SC's endpoint: /users/{id}/tracks
In order to:
c) get a list of {track URIs,track titles} AND
d) use D3 to bind the aforementioned list objects to li>a elements