{"action":"created","issue":{"url":"https://api.github.com/repos/fcrepo4-labs/migration-utils/issues/5","labels_url":"https://api.github.com/repos/fcrepo4-labs/migration-utils/issues/5/labels{/name}","comments_url":"https://api.github.com/repos/fcrepo4-labs/migration-utils/issues/5/comments","events_url":"https://api.github.com/repos/fcrepo4-labs/migration-utils/issues/5/events","html_url":"https://github.com/fcrepo4-labs/migration-utils/pull/5","id":67588442,"number":5,"title":"Datastream properties","user":{"login":"daniel-dgi","id":2521309,"avatar_url":"https://avatars.githubusercontent.com/u/2521309?v=3","gravatar_id":"","url":"https://api.github.com/users/daniel-dgi","html_url":"https://github.com/daniel-dgi","followers_url":"https://api.github.com/users/daniel-dgi/followers","following_url":"https://api.github.com/users/daniel-dgi/following{/other_user}","gists_url":"https://api.github.com/users/daniel-dgi/gists{/gist_id}","starred_url":"https://api.github.com/users/daniel-dgi/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/daniel-dgi/subscriptions","organizations_url":"https://api.github.com/users/daniel-dgi/orgs","repos_url":"https://api.github.com/users/daniel-dgi/repos","events_url":"https://api.github.com/users/daniel-dgi/events{/privacy}","received_events_url":"https://api.github.com/users/daniel-dgi/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":6,"created_at":"2015-04-10T12:52:54Z","updated_at":"2015-04-13T18:21:23Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/fcrepo4-labs/migration-utils/pulls/5","html_url":"https://github.com/fcrepo4-labs/migration-utils/pull/5","diff_url":"https://github.com/fcrepo4-labs/migration-utils/pull/5.diff","patch_url":"https://github.com/fcrepo4-labs/migration-utils/pull/5.patch"},"body":"This opens up a few questions:\r\n\r\n- Namespace prefix for object status and old fedora stuff?\r\n- Can we nest rdf on Fedora resources?  If not, then modified date will have to be re-thought.  It's flat right now, which doesn't make a ton of sense."},"comment":{"url":"https://api.github.com/repos/fcrepo4-labs/migration-utils/issues/comments/92451091","html_url":"https://github.com/fcrepo4-labs/migration-utils/pull/5#issuecomment-92451091","issue_url":"https://api.github.com/repos/fcrepo4-labs/migration-utils/issues/5","id":92451091,"user":{"login":"mikedurbin","id":833240,"avatar_url":"https://avatars.githubusercontent.com/u/833240?v=3","gravatar_id":"","url":"https://api.github.com/users/mikedurbin","html_url":"https://github.com/mikedurbin","followers_url":"https://api.github.com/users/mikedurbin/followers","following_url":"https://api.github.com/users/mikedurbin/following{/other_user}","gists_url":"https://api.github.com/users/mikedurbin/gists{/gist_id}","starred_url":"https://api.github.com/users/mikedurbin/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/mikedurbin/subscriptions","organizations_url":"https://api.github.com/users/mikedurbin/orgs","repos_url":"https://api.github.com/users/mikedurbin/repos","events_url":"https://api.github.com/users/mikedurbin/events{/privacy}","received_events_url":"https://api.github.com/users/mikedurbin/received_events","type":"User","site_admin":false},"created_at":"2015-04-13T18:21:23Z","updated_at":"2015-04-13T18:21:23Z","body":"OK... so I think using a premis event in that way to represent modification date is incorrect, but I don't have a suggestion for what is right. \r\n\r\nMaybe we should use a premis event for the migration action associated with either the whole object migration or each version migration, but give it the current date, not the date of the action and use something else (perhaps the old fedora3 URI) as our placeholder for the lastModifiedDate for each datastream.    I think that's slightly better because if we misuse the date for the premis migration event, application code may wrongly assume something about our resources, whereas if we use the undocumented fedora3 lastModifiedDate uri, application code won't assume (or know) anything."}}