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GENERAL
According to ETSI SOL004 v.2.5.1, every non-MANO artifact set shall be identified by a non-MANO artifact set identifier (TAG) which shall be registered in the ETSI registry. . The registration process including creation of the registration template is described in the ETSI wiki https://nfvwiki.etsi.org/index.php?title=Non_MANO_artifact_sets.
Set identifiers can be public or private. ONAP as a public community initiative decided to introduce a set of public identifiers.
Non-MANO artifact sets shall be declared in the manifest file. If the package contains at least one non-MANO artifact set, an entry named "non_mano_artifact_sets:" shall be present in the package on the manifest file on its own line after the "metadata" section.
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