[FIG(quote)[
[FIGCAPTION[
[1] [CITE[Httpkey URL Scheme]]
([TIME[2015-06-03 03:07:21 +09:00]] 版)
<http://thaliproject.org/HttpkeyURLScheme>
]FIGCAPTION]

>  httpkey-URI = "httpkey:" "//" authority "/" identity-key path-abempty '''[''' "?" query ''']''' '''[''' "#" fragment ''']'''
>  identity-key = key-type ":" segment
>  key-type = scheme

]FIG]