...
Valid: The version of the OCFL <DSID>.nt metadata matches the same version of the Fedora 3<DSID> metadata\
- size
: M (certainly), I (possibly) - mimeType
- state
- title
- identifier (DSID)
- lastModified
- created
F3 Type Key = ("I" - Inline, "M" - managed "E" - external, "R" - redirect)
For external and redirect references (F3 "type" value = E,R ):
Verify the external reference (URIs) match between F3 → F6.
Validate: datastream size
...
Validate: datastream checksum 
F3 managed (type "M") datastreams ONLY ((ie not inline XML):
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