2.1.1803 Part 4 Section 18.104.22.168, ink (Ink)
For additional notes that apply to this portion of the standard, please see the notes for pict, §22.214.171.124(a) ; pict, §9.5.1(a) ; hdrShapeDefaults, §126.96.36.199(a) ; shapeDefaults, §188.8.131.52(a) ; background, §17.2.1(a) .
a. The standard indicates that the i attribute is of type XSD:base64Binary.
In Office, the value of the i attribute is defined by the Ink Serialized Format specification [MC-ISF].
b. The standard does not restrict the number of instances of this element.
Office allows at most only one instance of the ink element in each place where it can be used.
c. The standard indicates how the annotation attribute is used.
Office only writes out the value t and does not preserve other values on file save.
d. The standard specifies contentType as an optional attribute of the ink element.
Office ignores this attribute on load and does not round trip it.