In the CSTR architecture, a
has the following components.
is a unique identifier.
is a sequence of bits or a set of sequences of bits.
information is used to record properties, such as rights, formats, etc.
information is used to keep a log of uses made of this object.
guarantees that the object has not been altered.
Digital objects can be
, if the content is permitted to be changed, or
February 1, 1995