Interesting Bits from Felocity.com's node.js implementation

evernote.js

/*
[SHARD] - your evernote shard
Right click on a note and copy it's Public URL. You will have something like
https://www.evernote.com/shard/s7/sh/...
the bit after "shard/" is the shard for your public notes. In the above, it's "s7"

[USER_ID] - your user id
You can get this by visiting a shared notebook in your account. It's also another
way to get your shard information, as the "shard/NN" string will also be present
there

[USERNAME] - your username

[NOTEBOOK_ID] - your shared notebook ID
This is the id you shared the notebook with when selecting "share this notebook"

[SIZE] - the total @ of results to return

[SEARCH] - an arbitrary string to narrow results by
*/
url = "http://www.evernote.com/shard/[SHARD]/pub/[USER_ID]/[USERNAME]/
  [NOTEBOOK_ID]/rss.jsp?max=[SIZE]&sort=2&search=[SEARCH]"

thumbnail.txt

http://www.evernote.com/shard/s1/thm/note/e669c090-d8b2-4324-9eae-56bd31c64af7

thumbnail_2.txt

http://www.evernote.com/shard/[SHARD]/note/[GUID]