# KZG Ceremony Special Contributions

DevFeed: [KZG Ceremony Special Contributions](<https://devfeed.tech/articles/kzg-ceremony-special-contributions-17069.md>)

Original publisher: [Read original article](<https://blog.ethereum.org/en/2023/08/02/kzg-special-contributions>)

Author: Carl Beekhuizen; Trent Van Epps

Published: 2023-08-02T00:00:00Z

Content type: article

Language: en

Sources: [Ethereum Foundation Blog](<https://devfeed.tech/sources/ethereum-foundation-blog.md>)

Topics: [Ethereum](<https://devfeed.tech/topics/ethereum.md>), [Software](<https://devfeed.tech/topics/software.md>), [Hardware](<https://devfeed.tech/topics/hardware.md>)

Tags: [3d](<https://devfeed.tech/tags/3d.md>), [contribution](<https://devfeed.tech/tags/contribution.md>), [contributions](<https://devfeed.tech/tags/contributions.md>), [ethereum](<https://devfeed.tech/tags/ethereum.md>), [hardware](<https://devfeed.tech/tags/hardware.md>), [music](<https://devfeed.tech/tags/music.md>), [research-development](<https://devfeed.tech/tags/research-development.md>), [sensors](<https://devfeed.tech/tags/sensors.md>), [software](<https://devfeed.tech/tags/software.md>), [space](<https://devfeed.tech/tags/space.md>), [usb](<https://devfeed.tech/tags/usb.md>)

## AI overview

This post documents the Special Contribution Period of the KZG Ceremony, held from 1-16 April 2023. It explains how participants used varied methods, hardware, software, entropy-generation techniques, and group contributions to provide additional assurances, and links to records and media documenting the contributions.

## Source excerpt

The Special Contribution Period for the KZG Ceremony ran 01-16 April 2023. This allowed participants to contribute in ways that may not have been possible in the Open Contribution period. While the Ceremony only needs a single honest participant to provide a secure output, Special Contributions provide additional assurances...