OK, they are back up on the PWG page, and I'll include them in the next IANA drop (with the System Discovery registration).
> On May 26, 2020, at 4:54 PM, Michael Sweet via ipp <ipp at pwg.org> wrote:
>> Hmm, I'll see where they disappeared to...
>>>> On May 26, 2020, at 4:53 PM, Kennedy, Smith (Wireless & IPP Standards) <smith.kennedy at hp.com> wrote:
>>>> Hi Mike,
>>>> I'm not finding these in the IANA registry. Did these ever get published?
>>>> Smith
>>>> /**
>> Smith Kennedy
>> HP Inc.
>> */
>>>>> On Jul 24, 2019, at 2:54 PM, Michael Sweet via ipp <ipp at pwg.org> wrote:
>>>>>> All,
>>>>>> AirPrint has long defined several Printer Status attributes providing the current firmware names, patches, and versions associated with a Printer. These are based on the corresponding PWG Hardcopy Device Health Assessment Attributes [PWG5110.1] and require that each of these attributes have the same cardinality (number of values), for example:
>>>>>> printer-firmware-name = 'IPP Server','PDF Interpreter'
>>> printer-firmware-string-version = '4.2', '2.0r6'
>>> printer-firmware-patches = '',''
>>> printer-firmware-version = <0402>,<020006>
>>>>>> Apple would like to officially register these in the IANA IPP Registry. The template is as follows:
>>>>>> Printer Status attributes: Reference
>>> ------------------------------ ---------
>>> printer-firmware-name (1setOf name(MAX)) [APPLE20190724]
>>> printer-firmware-patches (1setOf text(MAX)) [APPLE20190724]
>>> printer-firmware-string-version (1setOf text(MAX)) [APPLE20190724]
>>> printer-firmware-version (1setOf octetString(MAX)) [APPLE20190724]
>>>>>>>>> ________________________
>>> Michael Sweet
>>>>>>>>>>>> _______________________________________________
>>> ipp mailing list
>>>ipp at pwg.org>>>https://www.pwg.org/mailman/listinfo/ipp>>>> ________________________
> Michael Sweet
>>>> _______________________________________________
> ipp mailing list
>ipp at pwg.org>https://www.pwg.org/mailman/listinfo/ipp>
________________________
Michael Sweet