Due to persistent PHP hacks, this site has moved to http://promisedata.googlecode.com
Note that this site is Subversion repository where all files get a unique and simple version number. It is highly recommended that all papers using this data include file names and version number.
Here is the FAQ from that site:
FAQ1: How to view the data?
FAQ2: This repo reports "Sorry, truncated results. Use command line tools for complete view.". How can I view that data?
FAQ3: How to read/write comments on the data?
FAQ4: How to report a bug with the data?
FAQ5: How to contribute new data?