Determine whether a PIR was inherited from the source or created in this run. Uses sourcePirIds (authoritative) when available, otherwise falls back to output.inherited_from presence or the PIR's own inherits_from chain.
sourcePirIds
output.inherited_from
inherits_from
Determine whether a PIR was inherited from the source or created in this run. Uses
sourcePirIds(authoritative) when available, otherwise falls back tooutput.inherited_frompresence or the PIR's owninherits_fromchain.