DOI
example: Handle-resolver/page discovery (across), resolver query (down)
DOI part1
DOI
server a1
URLb
URLn
web
server n1
page
(redirect)
web
browser
URLb
web
server b1
URLc
.
.
.
.
.
.
Handle
server a2
. . .
Handle
server ai
web
server n2
. . .
web
server nz
web
server b2
. . .
web
server bj
id-a1
id-b1
id-b2
id-a2
id-c1
id-c2
id-b1
id-b2
id-n2
id-n1
.
.
.
.
.
.
Browser uses its DOI query
manager to ask Handle system to discover resolver based on
name authority prefix, and to look up starting point (URLb) of
browser-directed resolution
User
DOI
query
manager