--- a/docs/conf.py	Fri May 08 23:54:06 2026 +0200
+++ b/docs/conf.py	Sun May 10 15:27:18 2026 +0200
@@ -4,6 +4,7 @@
 # https://www.sphinx-doc.org/en/master/usage/configuration.html
 
 import ast
+import datetime
 import functools
 import io
 import os
@@ -20,25 +21,58 @@
 
 """
 
+today = datetime.date.today().isoformat()
 
 # -- Project information -----------------------------------------------------
 # https://www.sphinx-doc.org/en/master/usage/configuration.html#project-information
 
 project = 'Pygments Pseudocode Lexer'
-copyright = '2026 Franz Glasner. © Copyright 2015 Simon Wachter'
+copyright = u'2026 Franz Glasner. © Copyright 2015 Simon Wachter'
 author = 'Franz Glasner'
-# Determine "release" dynamically from the package's "__version__"
+#
+# Determine "release" and other release metadata dynamically from the
+# package's "__version__" or other VCS data.
+#
 with io.open("../pygments_lexer_pseudocode2/__init__.py",
              "rt",
              encoding="utf-8") as relfp:
+    verfiledata = relfp.read()
     release = ast.literal_eval(
         re.search(r"""^\s*__version__\s*=\s*(("|')[^"']*\2)""",
-                  relfp.read(),
-                  re.MULTILINE)
-        .group(1)
-        )
+                  verfiledata,
+                  re.MULTILINE).group(1))
+    release_date = (
+        ast.literal_eval(
+            re.search(r"""^\s*__date__\s*=\s*(("|')[^"']*\2)""",
+                      verfiledata,
+                      re.MULTILINE).group(1))
+        or "dev:%s" % (today,)
+    )
+    release_rev = ast.literal_eval(
+        re.search(r"""^\s*__revision__\s*=\s*(("|')[^"']*\2)""",
+                  verfiledata,
+                  re.MULTILINE).group(1))
+    if release_rev.startswith("|") or release_rev.endswith("|"):
+        # Assume that make export (hg kwarchive) is not called.
+        import subprocess
+        try:
+            release_rev = subprocess.check_output(
+                ["hg", "id", "-i"], stderr=subprocess.STDOUT)
+        except Exception:
+            release_rev = "<unknown>"
+        else:
+            if sys.version_info[0] >= 3:
+                release_rev = release_rev.decode("ascii")
+            release_rev = "dev:%s" % (release_rev.strip(),)
+        define_rest_keywords = True
+    else:
+        #
+        # Assume that all keywords are expanded properly everywhere:
+        # do not define special VCSxxx keyword below.
+        #
+        define_rest_keywords = False
+
 version = release
-del relfp
 primary_domain = None
 
 # -- General configuration ---------------------------------------------------
@@ -55,7 +89,14 @@
 
 rst_prolog = """
 .. role:: algpseudocode(code)
-"""
+.. |release_date| replace:: %s
+.. |release_rev| replace:: %s
+""" % (release_date, release_rev)
+if define_rest_keywords:
+    rst_prolog += """\
+.. |VCSJustDate| replace:: %s
+.. |VCSRevision| replace:: %s
+""" % (release_date, release_rev)
 rst_epilog = """
 .. _Pygments: https://pygments.org/
 .. _Sphinx: https://www.sphinx-doc.org
@@ -73,17 +114,27 @@
 
 html_static_path = ['_static']
 html_extra_path = ['../LICENSES', './examples']
+html_copy_source = False
+html_show_sourcelink = False
 
 #html_theme = 'alabaster'
 html_theme = 'haiku'
 html_title = 'The %s v%s' % (project, release)
 html_short_title = html_title
+html_last_updated_fmt = "%s (rv:%s)" % (today, release_rev)
 #pygments_style = "sphinx"
 pygments_style = "default"
 
 
 def setup(app):
     #
+    # Custom release_date and commit id variables with a custom substitution
+    # |release_date| and |release_rev|'.
+    #
+    app.add_config_value('release_date', '', 'env')
+    app.add_config_value('release_rev', '', 'env')
+
+    #
     # Add a custom lexer: AlgPseudocodeLexer with custom init option "no_end"
     # Given lexer must be callable: so use an indirection with "partial".
     #