No it does not. It's org.vim.wiki-file on this one.
/Users/marlun/Sync/vimwiki/Tools.wiki
Internal File Metadata
======================
Display Name: Tools.wiki
Alt Names:
File Type: org.vim.wiki-file
Comments:
Keywords:
Last Used:
Raw mdls File Metadata
======================
kMDItemContentCreationDate = 2014-09-19 11:54:28 +0000
kMDItemContentModificationDate = 2014-09-19 11:54:28 +0000
kMDItemContentType = "org.vim.wiki-file"
kMDItemContentTypeTree = (
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"public.plain-text",
"public.text",
"public.data",
"public.item",
"public.content"
)
kMDItemDateAdded = 2014-09-19 12:01:49 +0000
kMDItemDisplayName = "Tools.wiki"
kMDItemFSContentChangeDate = 2014-09-19 11:54:28 +0000
kMDItemFSCreationDate = 2014-09-19 11:54:28 +0000
kMDItemFSCreatorCode = ""
kMDItemFSFinderFlags = 0
kMDItemFSHasCustomIcon = (null)
kMDItemFSInvisible = 0
kMDItemFSIsExtensionHidden = 0
kMDItemFSIsStationery = (null)
kMDItemFSLabel = 0
kMDItemFSName = "Tools.wiki"
kMDItemFSNodeCount = (null)
kMDItemFSOwnerGroupID = 20
kMDItemFSOwnerUserID = 501
kMDItemFSSize = 177
kMDItemFSTypeCode = ""
kMDItemKind = "Mediawiki document"
kMDItemLogicalSize = 177
kMDItemPhysicalSize = 4096