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Content Registries

Creative Commons works can be registered with third-party entities for copyright timestamp authenticity and non-repudiation measures for proof of copyright. Registrars of Creative Commons works include: Numly, Registered Commons and more in the future.

This page is to specify best practices for registrars to use in adopting Creative Commons content for their registries.

You can easily add content registry by filling in this form

Best Practices

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How to add a content registry

Theses tables pull information from other articles in the wiki which have been created with semantic annotations. To easily become a content registry, fill in this form or create a new page using the Template:ContentRegistry


Content Registries

This table pulls information from other articles in the wiki which have been created with semantic annotations. To add your registry, fill in this form or create a new page using the Template:ContentRegistry

Name Cost Length of Registration Types of Works Online Registration Serial Numbers Document Storage SHA-1 Hashing Online Verification
DulyNoted $29 - $37 10 years Sound
MovingImage
Image
Text
Other
Yes Yes Yes Yes No
Numly up to $5 / month Forever MovingImage
Sound
Text
InteractiveResource
Other
Yes Yes No Yes Yes
Registered Commons Free Forever Image
Text
Sound
MovingImage
InteractiveResource
Yes Yes Yes Yes Yes
Safecreative 0 Image
Sound
Text
MovingImage
Yes Yes Yes Yes Yes
US Copyright Office US$45 Sound
MovingImage
Image
Text
InteractiveResource
No Yes Yes No No