Content addressed records¶

• Store SHA1 as Etag
  • Serialize to sorted JSON with whitespace stripped, take hash
• UUID version hint 12345-12345-abcdeabcdeabcde+Esha1
  • Potentially permit multiple hints
• When a record is updated, store the old record somewhere with the etag
  • User can look up the old record using UUID version hint etag
  • Punt on permissions