OAI-PMH problems: fix various cosmetic problems

list-of-OAI-PMH-problems.md

@@ -64,8 +64,8 @@ The problem appears some time between 2024-12-22 and 2025-01-01.
 ## ESRF
 
 1. The endpoint is somewhat slow at responding.  On average, takes some 800 ms
-   to respond to requests.  For comparison, HZDR takes some 80 ms to respond to
-   such requests.
+   to respond to ListIdentifiers requests.  For comparison, HZDR takes some 80
+   ms to respond to such requests.
 
 2. The GetRecord request produces non-complying DataCite output: there's a
    rogue `I` in the output, immediately after the `dates` metadata property.
@@ -86,7 +86,7 @@ paul@monkeywrench:~$ curl -s 'https://icatplus.esrf.fr/oaipmh/request?verb=ListR
 
 ## ESS
 
-1. Endpoint responds with a 403 Forbidden HTTP response
+1. Endpoint responds with a 403 HTTP status code.
 
 ```console
 paul@monkeywrench:~$ curl -s -D- 'https://oai.panosc.ess.eu/openaire/oai?verb=Identify'
@@ -101,7 +101,7 @@ Request forbidden by administrative rules.
 paul@monkeywrench:~$
 ```
 
-## EuXFEL
+## European XFEL
 
 1. Malformed response:
 
@@ -145,7 +145,6 @@ paul@monkeywrench:~$
 
 1. See above common issue on Collection vs Dataset.
 
-
 ## HZDR
 
 1. Some of the set names have rogue spaces at beginning or end.
@@ -188,7 +187,8 @@ This can also be seen because the output doesn't validate:
 ```console
 paul@monkeywrench:~$ curl -s 'https://fairdata.ill.fr/openaire/oai?verb=ListIdentifiers&metadataPrefix=oai_dc'|xmllint --format -|sed -n 's/.*xsi:schemaLocation=\"\([^"]*\)".*/\1/p'
 http://www.openarchives.org/OAI/2.0/  http://www.openarchives.org/OAI/2.0/OAI-PMH.xsd
-paul@monkeywrench:~$ curl -s -L -O http://www.openarchives.org/OAI/2.0/OAI-PMH.xsdpaul@monkeywrench:~$ curl -s 'https://fairdata.ill.fr/openaire/oai?verb=ListIdentifiers&metadataPrefix=oai_dc'|xmllint --schema OAI-PMH.xsd --noout -
+paul@monkeywrench:~$ curl -s -L -O http://www.openarchives.org/OAI/2.0/OAI-PMH.xsd
+paul@monkeywrench:~$ curl -s 'https://fairdata.ill.fr/openaire/oai?verb=ListIdentifiers&metadataPrefix=oai_dc'|xmllint --schema OAI-PMH.xsd --noout -
 -:2: element record: Schemas validity error : Element '{http://www.openarchives.org/OAI/2.0/}record': This element is not expected. Expected is ( {http://www.openarchives.org/OAI/2.0/}header ).
 - fails to validate
 paul@monkeywrench:~$