UriSchemes/cid

"cid" is uriReg:schemeName of [
  dc:description """content identifier""";
  is uriReg:specifies of [
    = <http://www.ics.uci.edu/pub/ietf/uri/rfc2111.txt>;
    dc:title """Content-ID and Message-ID Uniform Resource Locators""";
    dc:creator [
      dca:agentName "E. Levinson"],
      [dca:agentName "E. Levinson."];
    inet:rfc "2111";
    dc:date "1997-03"; ];
]
.

• spec: Content-ID and Message-ID Uniform Resource Locators

ProxyTopic; see IANA registry.----

See also other UriSchemes.

We're using NotationThree here, assuming TheUsualPrefixes.