Richard I, personally, have not received any errors when I have used it. I am very good at breaking things, so I am surprised that I haven't had a problem. I don't know about the others who use it. I will have to inquire and get back to the list. Miriam Richard L. Hess wrote: > At 09:01 AM 4/27/2006, Miriam Meislik wrote: > >> Good morning, >> >> We use Toast442.org's MD5, http://www.toast442.org/, to run our >> checksums. It is free Windows software and works rather well from >> our perspective. We have used it for about 3 years. All checksums >> generated are kept in the folder containing the digital files and is >> named so that we know exactly what it is for. In our case, we give >> everything a batch number, so the checksum is saved using that >> particular batch code. Should the data in folder change, a very rare >> occurrence, the checksum would be run again. > > > In the three years that you (or anyone else) have been using this, has > it ever reported an error that was not reported by the operating system? > > If you have had an error reported by either the checksum software or > the operating system, was it repairable in any way or did you go to > another copy? > > Cheers, > > Richard > > > Tape Restoration Seminar: MAY 9-12, 2006; details at Web site. > Richard L. Hess email: [log in to unmask] > Aurora, Ontario, Canada (905) 713 6733 1-877-TAPE-FIX > Detailed contact information: > http://www.richardhess.com/tape/contact.htm -- Miriam Meislik Archivist/ Photograph Curator Archives of Industrial Society University of Pittsburgh 7500 Thomas Blvd. Pittsburgh, PA 15260 (412)244-7075 voice (412)244-7077 fax [log in to unmask] http://www.library.pitt.edu/libraries/archives/archives.html http://digital.library.pitt.edu/pittsburgh http://images.library.pitt.edu/pghphotos Everyone has a photographic memory. Some just don't have film. --Steven Wright