Treat the dating and attribution as historiographic positions to check, not direct contemporary records. Do not assign every work or technical claim under the Latin name Geber to one eighth-century individual.
English analytical paraphrase of the visually read Japanese supplied artifact; not a cleared translation.
Hirai contrasts the traditional personal attribution to Jabir with a multi-generation anonymous corpus interpretation and distinguishes Latin Geber writings from simple translations of the Arabic corpus. He links Summa perfectionis to Paul of Taranto as a modern attribution.
PDF 5
PDF 4
Arabic Jabir and Latin Geber are different authorship problems
Supplied PDF 4–5 visually checked. Verified means faithful representation of the source or artifact, not independent truth of its historical claim. No exact quotation or translation cleared.
No access / Whiskey Excerpts Database (USWA)
Located analytical paraphrase; not a verbatim quotation or cleared Japanese-to-English translation.
Evidence
Hirai contrasts the traditional personal attribution to Jabir with a multi-generation anonymous corpus interpretation and distinguishes Latin Geber writings from simple translations of the Arabic corpus. He links Summa perfectionis to Paul of Taranto as a modern attribution.
Location and context
Supplied PDF 4–5; Arabic Jabir and Latin Geber are different authorship problems. All eight supplied page images visually read.
No access / 
Annotation
Treat the dating and attribution as historiographic positions to check, not direct contemporary records. Do not assign every work or technical claim under the Latin name Geber to one eighth-century individual.