42 |
increased availability, and reduced server costs offered |
increased availability, and reduced server costs offered |
43 |
by filesharing systems. |
by filesharing systems. |
44 |
However, current update mechanisms for P2P networks do not have |
However, current update mechanisms for P2P networks do not have |
45 |
the simplicity of filesharing, as versioning |
the simplicity and other advantages of filesharing, as versioning |
46 |
information has to be kept as special state in the network. |
information has to be kept as special state in the network. |
47 |
|
|
48 |
|
|
62 |
because |
because |
63 |
|
|
64 |
To allow versioning information to be stored like other data, |
To allow versioning information to be stored like other data, |
65 |
we propose to use *pointer records*, |
we propose *pointer records*, |
66 |
which can be shared and sought for |
which can be shared and sought for |
67 |
through the network as ordinary files. |
through the network as ordinary files. |
68 |
Similar to |
Similar to |
72 |
a simple API for hash-based storage systems, such as P2P networks. |
a simple API for hash-based storage systems, such as P2P networks. |
73 |
Using pointer records layered on top of the Storm data model, |
Using pointer records layered on top of the Storm data model, |
74 |
all versions of a document, stored on any host |
all versions of a document, stored on any host |
75 |
in any participating P2P network, |
on any participating P2P network, |
76 |
can be found using the same URI. |
can be found using the same URI. |
77 |
|
|
78 |
.. Past versions of a web page |
.. Past versions of a web page |
137 |
To facilitate the debate, |
To facilitate the debate, |
138 |
SpaceViews, a publication of the National Space Society, |
SpaceViews, a publication of the National Space Society, |
139 |
published a list of links to web pages of both |
published a list of links to web pages of both |
140 |
Cassini opponents and supporters [#rtg-links]_. |
Cassini opponents and supporters. |
141 |
In 2003, |
In 2003, |
142 |
only six years after the launch, |
only six years after the launch, |
143 |
only 29 |
only 29 |
144 |
of the 83 links provided by SpaceViews continue to work. |
of the 83 links provided by SpaceViews continue to work [#rtg-links]_. |
145 |
Almost two thirds of the debate |
Almost two thirds of the debate |
146 |
has fallen off the Web. "If I have seen further it is by standing |
have fallen off the Web. "If I have seen further it is by standing |
147 |
on the shoulders of giants;" but how can we do that today, |
on the shoulders of giants;" but how can we do that today, |
148 |
if the shoulders keep rotting away? |
if the shoulders keep rotting away? |
149 |
The Internet Archive's Wayback Machine [waybackmachine]_ |
The Internet Archive's Wayback Machine [waybackmachine]_ |
166 |
We hold that a P2P Web should provide |
We hold that a P2P Web should provide |
167 |
the following features of filesharing systems to its users: |
the following features of filesharing systems to its users: |
168 |
|
|
169 |
|
Distributed archivability |
170 |
|
The ability to |
171 |
|
keep a version originally published by |
172 |
|
someone else online, *accessible to others*, |
173 |
|
under its original URI, for any period of time |
174 |
|
(so that when the original publisher loses interest, |
175 |
|
a page does not have to fall off the Web). |
176 |
|
|
177 |
Off-line capability |
Off-line capability |
178 |
The ability to |
The ability to |
179 |
download versions and use them off-line without |
download versions and use them off-line without |
193 |
c) because people can use their favorite network |
c) because people can use their favorite network |
194 |
while agreeing on a common data model (network effect). |
while agreeing on a common data model (network effect). |
195 |
|
|
|
Distributed archivability |
|
|
The ability to |
|
|
keep a version originally published by |
|
|
someone else online, *accessible to others*, |
|
|
under its original URI, for any period of time |
|
|
(so that when the original publisher loses interest, |
|
|
a page does not have to fall off the Web). |
|
|
|
|
196 |
In a P2P Web, pages could be |
In a P2P Web, pages could be |
197 |
linked using permanent URIs |
linked using permanent URIs |
198 |
based on the files' cryptographic |
based on the files' cryptographic |