From 20cd1317f9749af7d4bbc356529221f3fd9742d2 Mon Sep 17 00:00:00 2001
From: Ralph Amissah <ralph.amissah@gmail.com>
Date: Fri, 13 Sep 2024 11:23:48 -0400
Subject: org, reorganize lib headers, (simplify managing)

---
 org/abstraction.org                                | 55 +-------------
 org/cgi.org                                        | 55 +-------------
 org/config.org                                     | 54 +-------------
 org/config_build.org                               | 64 +++--------------
 org/css.org                                        | 55 +-------------
 org/digests.org                                    | 55 +-------------
 org/env.org                                        | 55 +-------------
 org/harvest.org                                    | 55 +-------------
 org/html.org                                       | 55 +-------------
 org/hub.org                                        | 55 +-------------
 org/i18n.org                                       | 55 +-------------
 org/json.org                                       | 55 +-------------
 org/manpage.org                                    | 55 +-------------
 org/misc.org                                       | 55 +-------------
 org/object_munge.org                               | 55 +-------------
 org/param.org                                      | 55 +-------------
 org/shared.org                                     | 55 +-------------
 org/sisu-bin.org                                   | 55 +-------------
 org/sisu.org                                       | 55 +-------------
 ..._doc_header_including_copyright_and_license.org | 83 ++++++++++++++++++++++
 org/src.org                                        | 55 +-------------
 org/sst.org                                        | 55 +-------------
 org/texinfo.org                                    | 55 +-------------
 org/texpdf.org                                     | 55 +-------------
 org/txt.org                                        | 55 +-------------
 org/utils.org                                      | 55 +-------------
 org/xhtml.org                                      | 55 +-------------
 org/xml.org                                        | 55 +-------------
 28 files changed, 145 insertions(+), 1431 deletions(-)
 create mode 100644 org/sisu_version_info_and_doc_header_including_copyright_and_license.org

(limited to 'org')

diff --git a/org/abstraction.org b/org/abstraction.org
index e5300c72..695c8e73 100644
--- a/org/abstraction.org
+++ b/org/abstraction.org
@@ -7254,57 +7254,6 @@ __END__
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    abstraction
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
diff --git a/org/cgi.org b/org/cgi.org
index ab364e20..422beaaf 100644
--- a/org/cgi.org
+++ b/org/cgi.org
@@ -1407,57 +1407,6 @@ __END__
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    cgi
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
diff --git a/org/config.org b/org/config.org
index 6a131bf3..c08ec191 100644
--- a/org/config.org
+++ b/org/config.org
@@ -257,56 +257,6 @@ __END__
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    config
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
diff --git a/org/config_build.org b/org/config_build.org
index a88f0f3f..5d94a828 100644
--- a/org/config_build.org
+++ b/org/config_build.org
@@ -59,7 +59,7 @@ git log --pretty=format:"%h %ad - %s%d [%an]" --graph --date=short --no-merges >
 #+BEGIN_SRC ruby
 #% constants
 module SiSUversion
-  SiSU_version                       = '7.3.1'
+  SiSU_version                       = '<<sisu_project_version>>'
 end
 module Dev
   GPGpubKey                          = '1BB4B289'
@@ -5778,60 +5778,16 @@ Configure substitution in _sisu/sisu_document_make
 *** todo
   sisu_todo.org
 
-* document header
-
-#+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    sisu build
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
+* sisu version SET VERSION :version:set:project:
 
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <https://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <https://www.fsf.org/licensing/licenses/gpl.html>
-    <https://www.gnu.org/licenses/gpl.html>
-
-    <https://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
+#+NAME: sisu_project_version
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_project_version()>>
+#+END_SRC
 
-  - Homepages:
-    <https://www.sisudoc.org>
+* document header
 
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+NAME: sisu_document_header
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
diff --git a/org/css.org b/org/css.org
index c43ae94a..d9c9a711 100644
--- a/org/css.org
+++ b/org/css.org
@@ -3454,57 +3454,6 @@ __END__
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    css
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
diff --git a/org/digests.org b/org/digests.org
index b3378b27..a9088fd5 100644
--- a/org/digests.org
+++ b/org/digests.org
@@ -276,57 +276,6 @@ __END__
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    digests
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
diff --git a/org/env.org b/org/env.org
index bd6ed25c..87feb912 100644
--- a/org/env.org
+++ b/org/env.org
@@ -8579,57 +8579,6 @@ __END__
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    se
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
diff --git a/org/harvest.org b/org/harvest.org
index f1db6d16..817674cb 100644
--- a/org/harvest.org
+++ b/org/harvest.org
@@ -1403,57 +1403,6 @@ __END__
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    harvest
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
diff --git a/org/html.org b/org/html.org
index 22117ba4..a1453566 100644
--- a/org/html.org
+++ b/org/html.org
@@ -5928,57 +5928,6 @@ __END__
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    html
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
diff --git a/org/hub.org b/org/hub.org
index e0017540..7e21b012 100644
--- a/org/hub.org
+++ b/org/hub.org
@@ -3112,57 +3112,6 @@ __END__
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    hub
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
diff --git a/org/i18n.org b/org/i18n.org
index 6ba38e63..7bc720aa 100644
--- a/org/i18n.org
+++ b/org/i18n.org
@@ -1950,59 +1950,8 @@ end
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    i18n
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
 
 * NOTES
diff --git a/org/json.org b/org/json.org
index ca712ac4..ba9ff0a6 100644
--- a/org/json.org
+++ b/org/json.org
@@ -1570,57 +1570,6 @@ __END__
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    json
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
diff --git a/org/manpage.org b/org/manpage.org
index 2f4b78bb..bd4b344c 100644
--- a/org/manpage.org
+++ b/org/manpage.org
@@ -383,57 +383,6 @@ __END__
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    manpage
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
diff --git a/org/misc.org b/org/misc.org
index 054cf5ad..5e9fd259 100644
--- a/org/misc.org
+++ b/org/misc.org
@@ -4066,57 +4066,6 @@ __END__
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    misc
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
diff --git a/org/object_munge.org b/org/object_munge.org
index 9bb04e98..29fcdd73 100644
--- a/org/object_munge.org
+++ b/org/object_munge.org
@@ -277,57 +277,6 @@ __END__
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    object_munge
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
diff --git a/org/param.org b/org/param.org
index ed989165..a46bf083 100644
--- a/org/param.org
+++ b/org/param.org
@@ -2310,57 +2310,6 @@ __END__
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    param
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
diff --git a/org/shared.org b/org/shared.org
index cc13ea34..34d17bd0 100644
--- a/org/shared.org
+++ b/org/shared.org
@@ -2247,57 +2247,6 @@ __END__
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    shared
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
diff --git a/org/sisu-bin.org b/org/sisu-bin.org
index 4b1163a6..385f118b 100644
--- a/org/sisu-bin.org
+++ b/org/sisu-bin.org
@@ -711,57 +711,6 @@ __END__
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    sisu
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
diff --git a/org/sisu.org b/org/sisu.org
index df68f826..6e9f396e 100644
--- a/org/sisu.org
+++ b/org/sisu.org
@@ -74,57 +74,6 @@ __END__
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    sisu
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
diff --git a/org/sisu_version_info_and_doc_header_including_copyright_and_license.org b/org/sisu_version_info_and_doc_header_including_copyright_and_license.org
new file mode 100644
index 00000000..6581f5e2
--- /dev/null
+++ b/org/sisu_version_info_and_doc_header_including_copyright_and_license.org
@@ -0,0 +1,83 @@
+-*- mode: org -*-
+#+TITLE:       spine (doc_reform) object-centric document abstraction
+#+DESCRIPTION: documents - structuring, publishing in multiple formats & search
+#+FILETAGS:    :spine:abstraction:
+#+AUTHOR:      Ralph Amissah
+#+EMAIL:       [[mailto:ralph.amissah@gmail.com][ralph.amissah@gmail.com]]
+#+COPYRIGHT:   Copyright (C) 2015 - 2023 Ralph Amissah
+#+LANGUAGE:    en
+#+STARTUP:     content hideblocks hidestars noindent entitiespretty
+#+PROPERTY:    header-args  :noweb yes
+#+PROPERTY:    header-args+ :exports code
+#+PROPERTY:    header-args+ :results no
+#+PROPERTY:    header-args+ :cache no
+#+PROPERTY:    header-args+ :padline no
+#+PROPERTY:    header-args+ :mkdirp yes
+#+OPTIONS:     H:3 num:nil toc:t \n:t ::t |:t ^:nil -:t f:t *:t
+
+- [[./doc-reform.org][doc-reform.org]]  [[./][org/]]
+
+* sisu doc header including copyright & license
+
+#+NAME: sisu_doc_header_including_copyright_and_license
+#+BEGIN_SRC org
+encoding: utf-8
+- Name: SiSU
+
+  - Description: documents, structuring, processing, publishing, search
+    sisu
+
+  - Author: Ralph Amissah
+    <ralph.amissah@gmail.com>
+
+  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
+    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
+    2020, 2021, Ralph Amissah,
+    All Rights Reserved.
+
+  - License: GPL 3 or later:
+
+    SiSU, a framework for document structuring, publishing and search
+
+    Copyright (C) Ralph Amissah
+
+    This program is free software: you can redistribute it and/or modify it
+    under the terms of the GNU General Public License as published by the Free
+    Software Foundation, either version 3 of the License, or (at your option)
+    any later version.
+
+    This program is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+    more details.
+
+    You should have received a copy of the GNU General Public License along with
+    this program. If not, see <http://www.gnu.org/licenses/>.
+
+    If you have Internet connection, the latest version of the GPL should be
+    available at these locations:
+    <http://www.fsf.org/licensing/licenses/gpl.html>
+    <http://www.gnu.org/licenses/gpl.html>
+
+    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
+
+  - SiSU uses:
+    - Standard SiSU markup syntax,
+    - Standard SiSU meta-markup syntax, and the
+    - Standard SiSU object citation numbering and system
+
+  - Homepages:
+    <http://www.sisudoc.org>
+
+  - Git
+    <https://git.sisudoc.org/projects/>
+    <https://git.sisudoc.org/projects/sisu>
+    <https://git.sisudoc.org/projects/sisu-markup>
+#+END_SRC
+
+* sisu version info SET VERSION
+
+#+NAME: sisu_project_version
+#+BEGIN_SRC org
+7.3.1
+#+END_SRC
diff --git a/org/src.org b/org/src.org
index 0fa9b607..b3df2b03 100644
--- a/org/src.org
+++ b/org/src.org
@@ -3392,57 +3392,6 @@ SiSU.ssm
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    src
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
diff --git a/org/sst.org b/org/sst.org
index 76b72c7c..978da8e2 100644
--- a/org/sst.org
+++ b/org/sst.org
@@ -1663,57 +1663,6 @@ __END__
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    sst
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
diff --git a/org/texinfo.org b/org/texinfo.org
index fbb7f5fd..03d33ea9 100644
--- a/org/texinfo.org
+++ b/org/texinfo.org
@@ -893,57 +893,6 @@ watch title, might need full_title
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    texinfo
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
diff --git a/org/texpdf.org b/org/texpdf.org
index 58f9130a..bd92b270 100644
--- a/org/texpdf.org
+++ b/org/texpdf.org
@@ -3051,57 +3051,6 @@ texlive-xetex
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    texpdf
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
diff --git a/org/txt.org b/org/txt.org
index bec17cb9..616633f9 100644
--- a/org/txt.org
+++ b/org/txt.org
@@ -3165,57 +3165,6 @@ __END__
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    txt
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
diff --git a/org/utils.org b/org/utils.org
index d5d64ebc..a7afaf46 100644
--- a/org/utils.org
+++ b/org/utils.org
@@ -807,57 +807,6 @@ __END__
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    utils
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
diff --git a/org/xhtml.org b/org/xhtml.org
index 35e88a5f..3aef5c7e 100644
--- a/org/xhtml.org
+++ b/org/xhtml.org
@@ -5043,57 +5043,6 @@ __END__
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    xhtml
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
diff --git a/org/xml.org b/org/xml.org
index be79411a..9b007265 100644
--- a/org/xml.org
+++ b/org/xml.org
@@ -5540,57 +5540,6 @@ __END__
 * document header
 
 #+NAME: sisu_document_header
-#+BEGIN_SRC text
-encoding: utf-8
-- Name: SiSU
-
-  - Description: documents, structuring, processing, publishing, search
-    xml
-
-  - Author: Ralph Amissah
-    <ralph.amissah@gmail.com>
-
-  - Copyright: (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-    2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2019,
-    2020, 2021, Ralph Amissah,
-    All Rights Reserved.
-
-  - License: GPL 3 or later:
-
-    SiSU, a framework for document structuring, publishing and search
-
-    Copyright (C) Ralph Amissah
-
-    This program is free software: you can redistribute it and/or modify it
-    under the terms of the GNU General Public License as published by the Free
-    Software Foundation, either version 3 of the License, or (at your option)
-    any later version.
-
-    This program is distributed in the hope that it will be useful, but WITHOUT
-    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-    FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
-    more details.
-
-    You should have received a copy of the GNU General Public License along with
-    this program. If not, see <http://www.gnu.org/licenses/>.
-
-    If you have Internet connection, the latest version of the GPL should be
-    available at these locations:
-    <http://www.fsf.org/licensing/licenses/gpl.html>
-    <http://www.gnu.org/licenses/gpl.html>
-
-    <http://www.sisudoc.org/sisu/en/manifest/gpl.fsf.html>
-
-  - SiSU uses:
-    - Standard SiSU markup syntax,
-    - Standard SiSU meta-markup syntax, and the
-    - Standard SiSU object citation numbering and system
-
-  - Homepages:
-    <http://www.sisudoc.org>
-
-  - Git
-    <https://git.sisudoc.org/projects/>
-    <https://git.sisudoc.org/projects/sisu>
-    <https://git.sisudoc.org/projects/sisu-markup>
+#+BEGIN_SRC emacs-lisp
+<<./sisu_version_info_and_doc_header_including_copyright_and_license.org:sisu_doc_header_including_copyright_and_license()>>
 #+END_SRC
-- 
cgit v1.2.3