Osty concluded that he was recording the passage of an ectoplasm like substance that was indicative of telekinetic movement. He wrote that the substance registered on sound recording equipment when it moved, and that it could pass through objects put in place to impede it.
Osty's account describes his findings of a substance that appears to be ectoplasmic in nature, exhibiting movement and passing through barriers. He used sound recording equipment to capture this phenomenon, which he interpreted as evidence of telekinetic activity.