**Goddard Core 10/15/03**

I. Descriptive Elements

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  title                          The **Title** element contains a name of the
                                 resource.

  title.alternate                The **Title.alternate** element contains some other
                                 name of the resource.

                                 

  creator                        The **Creator** element contains the name of an
                                 entity that participated in the creation of the
                                 resource.

  creator.employee               The **Creator.employee** element contains the name
                                 of an employee that participated in the creation of
                                 the resource.

  creator.code                   The **Creator.code** element contains a Goddard
                                 organizational code under which the work was
                                 created.

  creator.contract               The **Creator.contract** element contains a value
                                 that identifies a contract under which the work was
                                 created.

  creator.missionsProjects       The **Creator.missionProject** element contains a
                                 value that identifies a project under which the
                                 work was created.

  creator.organization           The **Creator.organization** element contains a
                                 value that identifies an organization under whose
                                 auspices the resources was created.

  creator.instrument             The **Creator.instrument** element contains a value
                                 that identifies an instrument that created the
                                 resource.

                                 

  contributor                    The **Contributor** element contains the name of an
                                 entity that contributed to the present state of the
                                 resource.

  contributor.employee           The **Contributor.employee** element contains the
                                 name of an employee who contributed to the present
                                 state of the resource.

  contributor.code               The **Contributor.code** element contains a Goddard
                                 organizational code under which contributions were
                                 made to the present state of the resource.

  contributor.contract           The **Contributor.contract** element contains a
                                 value that identifies a contract under which
                                 contributions were made to the present state of the
                                 resource.

  contributor.missionsProjects   The **Contributor.missionsProjects** element
                                 contains a value that identifies a project under
                                 which contributions were made to the present state
                                 of the resourse.

  contributor.organization       The **Contributor.organization** element contains a
                                 value that identifies the organization under the
                                 auspices of which contributions were made to the
                                 present state of the resource.

  contributor.instrument         The **Contributor.instrument** element contains a
                                 value that identifies a piece of equipment that
                                 contributed to the present state of the resource.

                                 

  Subject                        The **Subject** element contains a designation of
                                 what the resource is about.

  subject.employee               The **Subject.employee** element contains the name
                                 of an employee whom the resource is about.

  subject.organization           The **Subject.organization** element contains the
                                 name of an organization that the resource is about.

  subject.missionsProjects       The **Subject.missionsProjects** element contains
                                 the name of a project that the resource is about.

  subject.disciplines            The **Subject.disciplines** element contains the
                                 name of a discipline that the content of the
                                 expression is about.

  subject.instrument             The **Subject.instrument** element contains the
                                 name of an instrument that the content of the
                                 expression is about.

  subject.functions              The **Subject.functions** element contains the name
                                 of a business function that the content of the
                                 expression is about.

  subject.industries             The **Subject.industries** element contains the
                                 name of an industry that the content of the
                                 expression is about.

  subject.uncontrolled           The **Subject.uncontrolled** element contains a
                                 characterization of the subject matter of the
                                 expression.

                                 

  description                    The **Description** element contains information
                                 useful in evaluating the relevance of the
                                 expression to the user\'s need. This information
                                 may include but is not limited to "abstracts, table
                                 of contents, reference to a graphical
                                 representation of content or a free-text account of
                                 the content".

                                 

  date                           The **Date** element contains a date that is
                                 relevant to the life of the resource

  date.created                   The **Date.created** element contains the date on
                                 which the resource was created.

  date.available                 The **Date.available** element contains the date on
                                 which the resource became available.

  date.modified                  The **Date.modified** element contains a date on
                                 which the resource was modified

                                 

  publisher                      The **Publisher** element contains a the name of an
                                 entity responsible for producing and/or
                                 distributing the resource.

  publisher.organization         The **Publisher.organization** element contains the
                                 name of an organization responsible for producing
                                 and/or distributing the resource.

                                 

  type                           The **Type** element contains an indication of the
                                 nature or genre of the resource.

  type.information               The **Type.information** element contains
                                 additional information about the nature or genre of
                                 the resource.

  type.contentInvariance         The **Type.contentInvariance** element is imported
                                 from the National Library of Medicine's permanence
                                 ratings and is defined as "the extent to which the
                                 content of a given resource and the links it
                                 contains will remain unchanged".

                                 

  format                         The **Format** element gives information about the
                                 structure of the resource.

                                 

  identifier.persistent          The **Identifier.persistent** element contains a
                                 means of uniquely identifying the resource in a

                                 persistent identification system.

  identifier.url                 The **Identifier.url** element contains a current
                                 url for the resource.

                                 

  source                         The **Source** element contains the title of a
                                 broader resource within which the resource is
                                 found.

                                 

  language                       The **Language** element contains the name of the
                                 language used in the resource.

                                 

  relation.hasVersion            Each **Relation.hasVersion** element contains a
                                 reference to other versions of the resource

                                 

  coverage.projectPhase          The **Coverage.projectPhase** element specifies a
                                 project phase to which the content of the object is
                                 relevant.

  coverage.chronology            The **Coverage.chronology** element specifies the
                                 period in which the expression was generated.

  coverage.spatial               The **Coverage.spatial** element specifies an area
                                 covered the resource

                                 

  rights                         The **Rights** element contains a formal statement
                                 of copyright and access controls that apply to the
                                 resource.

                                 

  Audience                       The **Audience** element contains a designator of a
                                 group by whom it is expected that the resource to
                                 be used.
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II. Administrative Elements

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  date.current               The **date.current** element contains a date as of
                             which the metadata in the record is current.

  date.recordCreated         The **date.recordCreated** element contains the date
                             that this metadata record was created.

  creator.recordCreator      The **creator.recordCreator** element contains an
                             indicator of an entity that created this record.

  contributor.rno            The **Contributor.rno** -- this tag is intended for
                             use with web pages, and reflects the rno tag
                             required by Goddard web policy as of May 2003. It
                             contains the name of the NASA official who is
                             responsible for the content of the object.

  contributor.contentowner   The **Contributor.contentOwner** -- this tag is
                             intended for use with web pages, and reflects the
                             content-owner tag required by Goddard web policy as
                             of May 2003. It contains the name of the owner of
                             the content that is pointed to by record.

  contributor.webmaster      The **Contributor.webmaster -** this tag is intended
                             for use with web pages, and reflects the webmaster
                             tag required by Goddard web policy as of May 2003.
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