Unique: Above all, each filter is with a serial number as well as a certificate of authenticity with Schneider CEO's signature.

独特的：首先，每个过滤器是一个序列号以及证书的真实性与施奈德总裁的签名。

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These include a reproduction Wookiee costume buckle, a DVD, a swatch of Darth Vader cape material, and a certificate of authenticity.

其中包括了一枚猢基人服装带扣复制品，一张DVD，一件达斯-维达披风面料样本，以及一份真品证明书。

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A certificate of authenticity is recommended and you should only purchase original Tiffany pieces from a well established and trusted source.

证书的真实性，建议你只应购买原蒂芙尼作品从一个完善的和可信赖的来源。

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The tiny slice is complete with a tin bearing the royal coat of arms and a certificate of authenticity.

BBC: NEWS | UK | Wales | North East Wales | Royal wedding cake sold on web

Millennium House has created a certificate of authenticity for "Earth, " which amongst other things promises to destroy the printing plates once all 3000 copies have been published.

CNN: Sizing up the Earth

Always buy from a licensed dealer who will provide a certificate of authenticity. (The Jade Market, in her opinion, is best suited for trinket shopping rather than high-end purchases).

BBC: How to buy jade in Asia