Metadata Release of the Archive of Formal Proofs for Isabelle2021 (04-16)

Archive of Formal Proofs Metadata

This is a release of the entries metadata from the Archive of Formal Proofs which corresponds to https://foss.heptapod.net/isa-afp/afp-2021 @ 679cb16760ca490e5bd161495ad9cb5b629d16a6 (2021-04-16).

Format

The data is in the form of a list of JSON objects, one per entry. The objects are ordered by session name but there is no strict ordering of the attributes in each object.

• session
  • Required: Yes
  • Type: String
  • Description: The name of the Isabelle session. This is the name used when importing the theory.
• title
  • Required: Yes
  • Type: String
  • Description: The title of the entry in the Archive of Formal Proofs
• authors
  • Required: Yes
  • Type: [String]
  • Description: A list of the authors in the order they were submitted in
• contributors
  • Required: No
  • Type: [String]
  • Description: Optional list of contributors, often with a description under the extra attribute
• date
  • Required: Yes
  • Type: String
  • Description: Date of submission in the YYYY-MM-DD ISO 8601 format
• topics
  • Required: Yes
  • Type: [String]
  • Description: List of topics
• abstract
  • Required: Yes
  • Type: String
  • Description: The abstract of the entry which may contain HTML, MathJax and newlines ("\n")
• extra
  • Required: No
  • Type: {String: String}
  • Description: Extra information about the entry which is "Change history" most of the time. Other keys found here are "Origin" and "Note".
• license
  • Required: Yes
  • Type: String
  • Description: Either "BSD" or "LGPL". "BSD" is the default license in the AFP.
• olderReleases
  • Required: No
  • Type: [{String: String}]
  • Description: Date of each release and the corresponding Isabelle release it featured in, in descending order.
• dependencies
  • Required: No
  • Type: [String]
  • Description: Session names that the entry is dependent on.
• theories
  • Required: No
  • Type: [String]
  • Description: List of theory files in order that they are executed in.

Changes from the upstream data

• The license is always specified.
• Dependencies, older releases and theories are new attributes.
• The upstream data uses strings for all attributes.
• The author names are consolidated so that authors can be collated properly.
• Author email addresses are removed.
• The example submission is omitted.