Unfortunately, being an ISO standard, to obtain it costs 118 CHF (about 
$110 USD). Hard to follow a standard you can't afford to read. Is there 
an online version somewhere?

kc

[log in to unmask] wrote:
> hi code4lib,
>
> if you're archiving web content, please use the WARC format.
>
> thanks,
> [log in to unmask]
>
>
>
> WARC File Format Published as an International Standard
> http://netpreserve.org/press/pr20090601.php
>
> ISO 28500:2009 specifies the WARC file format:
>
> * to store both the payload content and control information from
>   mainstream Internet application layer protocols, such as the
>   Hypertext Transfer Protocol (HTTP), Domain Name System (DNS),
>   and File Transfer Protocol (FTP);
> * to store arbitrary metadata linked to other stored data
>   (e.g. subject classifier, discovered language, encoding);
> * to support data compression and maintain data record integrity;
> * to store all control information from the harvesting protocol
>   (e.g. request headers), not just response information;
> * to store the results of data transformations linked to other
>   stored data;
> * to store a duplicate detection event linked to other stored
>   data (to reduce storage in the presence of identical or
>   substantially similar resources);
> * to be extended without disruption to existing functionality;
> * to support handling of overly long records by truncation or
>   segmentation, where desired.
>
>
> more info here:
> http://www.digitalpreservation.gov/formats/fdd/fdd000236.shtml
>
>


-- 
-----------------------------------
Karen Coyle / Digital Library Consultant
[log in to unmask] http://www.kcoyle.net
ph.: 510-540-7596   skype: kcoylenet
fx.: 510-848-3913
mo.: 510-435-8234
------------------------------------