dziennik_ustaw: license_spdx CC0-1.0 -> LicenseRef-Polish-Official-Documents (#103)

- dziennik_ustaw: license_spdx CC0-1.0 -> LicenseRef-Polish-Official-Documents (d630727c20c09ffdc42e3370f3a4aa3151421bb8)

PAPER.md

@@ -98,7 +98,7 @@ the *traceable basis* for its license.
 | Polish Wikibooks | instructional | CC-BY-SA-3.0 | Wikibooks released under CC-BY-SA 3.0 |
 | Polish Wikiquote | quotations | CC-BY-SA-3.0 | Wikiquote released under CC-BY-SA 3.0 |
 | ELTeC-pol | literature (1840–1920) | CC-BY-4.0 | COST Action CA16204 release under CC-BY 4.0 |
-| Dziennik Ustaw + Monitor Polski | national legislation | public-domain (CC0) | Normative acts not subject to copyright (PL art. 4 *pr. aut.*); fetched directly from the Sejm ELI API |
+| Dziennik Ustaw + Monitor Polski | national legislation | public-domain (official documents) | Normative acts not subject to copyright (PL art. 4 *pr. aut.*); fetched directly from the Sejm ELI API |
 
 Because two included sources (Wikipedia/Wikisource, Wolne Lektury) are
 share-alike, the **aggregate corpus is released under CC-BY-SA-4.0**, with

src/sources.py

@@ -626,7 +626,7 @@ SOURCES = {
         "file_key": "dziennik_ustaw",  # fetched directly, NOT via SpeakLeash
         "pretty": "Dziennik Ustaw + Monitor Polski (Polish primary legislation)",
         "license": "public-domain (official documents)",
-        "license_spdx": "CC0-1.0",
+        "license_spdx": "LicenseRef-Polish-Official-Documents",
         "traceable": "Normative acts and their official drafts are not subject to "
                      "copyright (PL art. 4 ustawy o prawie autorskim). Published by "
                      "the state; reuse unrestricted.",

src/verify_paper_claims.py

@@ -435,10 +435,11 @@ def check_composition(report: Report, tex: str, root: Path, ref: str) -> None:
 def norm_license(text: str) -> tuple[str, str | None]:
     """Canonical (family, version) so paper, registry and datasheet can be compared.
 
-    Public domain, official documents and CC0 are one family: SPDX spells "official
-    documents are outside copyright" as CC0-1.0, and the paper prints them as official
-    records. A version of None means the text states no version, and compares equal to
-    any version -- the paper prints nkjp1m's CC-BY-4.0 as "CC BY" on purpose.
+    Public domain, official documents and CC0 are one family: the registry spells
+    official documents as LicenseRef-Polish-Official-Documents, and the paper prints
+    them as official records. A version of None means the text states no version, and
+    compares equal to any version -- the paper prints nkjp1m's CC-BY-4.0 as "CC BY" on
+    purpose.
     """
     t = re.sub(r"[`_]", " ", text).upper()
     if re.search(r"PER-RECORD|PER-DOCUMENT|MIXED", t):