A unique identifier of each such component is included within {HEAD ~ cryptographically protected information} that is provided for {TAIL ~ the encoded text stream} 
is provided for
A unique identifier of each such component is included within { HEAD ~ cryptographically protected information } that is provided for { TAIL ~ the encoded text stream }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL