Quote: a hypertext needs a fiducial system to tell which version is authentic; must avoid dangers of rewriting history or doctoring documents [»nelsTH_1974]

Quote: need manifests and version functions for every component; identifies the implementations of interfaces [»briaM10_1999]

Quote: version id by [object id, number of updates]; then replaying the specified number of log entries yields the desired version [»lampBW10_1983]

Quote: Cedar version numbers are consecutive with !high being the latest and !low the earliest [»giffDK3_1988]

Quote: derived Modeler objects named with 48-bit version stamp which hashes the source name, compiler version, switches, and interface version stamps [»lampBW6_1983]

Quote: can use partial naming of a Modeler object to locate the latest version of an object [»lampBW6_1983]

Quote: RCS automatically stamps a revision with its number, creation date, author, etc. [»tichWF9_1982]

Quote: on checkout, RCS replaces a header string with information about current revision [»tichWF9_1982]

Quote: can imbedded RCS version strings in object files; invaluable for program maintenance [»tichWF9_1982]

Quote: time domain addressing for transactions in immutable systems; two timestamps per version for created and last read [»walpJ6_1988]

Quote: Cedar can retrieve a file with a specified creation time; searches all versions [»giffDK3_1988]

Quote: the dimension of change is best represented through time, not through past versions [»laurB_1991]