A commenter (identifying with the winning bid) pushed back on another user's claim that the car matched a different example, pointing to the original stamp and tag photographed before restoration as evidence. It is the only exchange in the thread touching authenticity, and the challenged comment was later flagged as non-constructive, so the underlying question is documented but not resolved in the record.
Originality and restoration provenance dispute
Mercedes-Benz 500K / 540K / 770K · buying