Append publication receipt

README.md

@@ -12,4 +12,7 @@ Only rows with a release role of `packaged` contribute records to this publicati
 | North Wharf Implements Index | packaged | 91 | Commercial copying, transformation, and redistribution permitted under share-alike terms. |
 | Conservator Vocabulary List | lookup-only | 99 | Unrestricted copying, transformation, and redistribution permitted. |
 
-The transcripts preserve accession punctuation while normalizing line breaks.
+The transcripts preserve accession punctuation while normalizing line breaks.
+## Publication receipt
+
+Recorded permission: Commercial copying, transformation, and redistribution permitted under share-alike terms.