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Editing, copying and recording continuity

Why it is important to examine both the content and the technical signs of file creation, alteration and copying.

Why this matters

A recording can be examined beyond simply listening to or viewing it. Technical signs of its creation, copying, editing, discontinuity and connection to the recording device are significant.

signs of alteration before or after recording;
breaks and insertions;
copying to another storage medium;
file transcoding;
inconsistency between metadata and content.

Inquiry

Send a recording or describe the task

You may send an audio or video file, a link, an investigative order, a court ruling, draft questions or an existing report for review.

voice and spoken speech;
the acoustic environment and audio recording traces;
video images and video recording traces;
editing, continuity, the recording device;
report review and questions for court.

Type of examinationYour nameContact phone number or email *Briefly describe the task *Attach materials

Up to 10 files of 10 MB each, up to 15 MB in total. Preserve source recordings and metadata without resaving. Arrange the transfer of large files and storage media separately by email.

I give consent to the processing of my personal data for the purpose of considering and responding to my enquiry.

How data is processed: Personal Data Processing Policy. Attach only materials relevant to the examination; redact unnecessary data about other people.

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For a preliminary assessment, please specify the file format, recording source, start and end times, recording device, and availability of the source file and voice samples.

Attachments: up to 10 files of up to 10 MB each, with a maximum combined size of 15 MB. If a file is rejected, the enquiry is not sent.