310 Internet Archive 1.0 Aggregate This is an outline record only, and requires further details, research or authentication to provide information that will enable users to further understand the format and to assess digital preservation risks associated with it if appropriate. If you are able to help by supplying any additional information concerning this entry, please return to the main PRONOM page and select ‘Add an Entry’. Text 1 Digital Preservation Department / The National Archives 02 Aug 2005 16 Mar 2012 application/x-internet-archive MIME x-fmt/219 PUID arc File extension 525 Internet Archive 1.0 Version block at beginning of file starts with string “filedesc://” followed by a path and filename whose filename extension is “.arc”<sp>. followed by <ip address>, <date> and “text/plain”<sp> followed by <length><nl> 1<sp>0<sp> followed by “URL IP-address Archive-date Content-type Archive-length” 1 Absolute from BOF 0 66696C65646573633A2F2F{1-132}20{1-3}2E{1-3}2E{1-3}2E{1-3}20{14}20746578742F706C61696E20{1-16}0A31203020*0A55524C2049502D6164647265737320417263686976652D6461746520436F6E74656E742D7479706520417263686976652D6C656E677468 Has priority over 638 Extensible Markup Language Has priority over 639 Hypertext Markup Language Has priority over 640 Hypertext Markup Language Has priority over 641 Hypertext Markup Language Has priority over 642 Hypertext Markup Language Has priority over 643 Extensible Hypertext Markup Language Has priority over 644 Extensible Hypertext Markup Language Has priority over 645 Hypertext Markup Language Is previous version of 1158 Internet Archive