US Iowa Supreme Court rejects an unsupported deepfake objection to video evidence
The Iowa Supreme Court upheld Max Amyda’s conviction and the admission of video evidence after rejecting an unsupported deepfake objection. The victim’s recognition of the room and Amyda’s tattooed hand helped authenticate the footage despite gaps in its digital trail. The ruling applies existing evidence rules to this case rather than creating a blanket guarantee about video authenticity.
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The Supreme Court upheld the video’s admission
The Iowa Supreme Court, the highest court in the US state of Iowa, upheld Max Amyda’s conviction and the admission of video evidence on 9 October. Amyda had argued that the footage could have been made with artificial intelligence. The court found no evidentiary support for that objection and affirmed the lower courts’ decisions. Edward Mansfield wrote the opinion, which all justices joined.[1], [2]
The victim recognized distinctive features
The victim, identified in the opinion by the pseudonym Clara, had been asleep during the incident and could not directly attest to the act shown. She recognized her bedroom, bed, furnishings, clothing and Amyda’s tattooed hand. Police did not recover his phone or establish the video’s complete digital trail. The court held that the surrounding circumstances nonetheless provided sufficient authentication.[1]
Existing evidence rules governed the objection
Iowa’s evidence rule 5.901 allows distinctive features, contents and surrounding circumstances to support authentication. Rule 5.1003 permits duplicates unless a genuine question is raised about the original’s authenticity. The court found conjecture rather than a concrete basis in Amyda’s challenge. The opinion also discusses a possible federal evidence rule, which remains a proposal rather than a new Iowa requirement.[1]