# Request for Proposals: Upgrade Mechanisms

**URL:** <https://forum.aztec.network/t/request-for-proposals-upgrade-mechanisms/605>\
**Category:** Aztec\
**Tags:** rfp, upgrades\
**Created:** [June 20, 2023, 5:14pm UTC](https://forum.aztec.network/t/request-for-proposals-upgrade-mechanisms/605 "2023-06-20T17:14:39Z")\
**Posts on this page:** 1\
**Showing post:** 21

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**Author:** ![Anon](https://avatars.discourse-cdn.com/v4/letter/a/47e85d/32.png) [@Anon](https://forum.aztec.network/u/Anon)\
**Post date:** [September 29, 2023, 4:24am UTC](https://forum.aztec.network/t/request-for-proposals-upgrade-mechanisms/605/21 "2023-09-29T04:24:26Z")

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> [@\[Proposal\] Standard Address Upgrades](http://forum.aztec.network/t/proposal-standard-address-upgrades/2353):
>
> (an adaptation of [Zcash Unified Addresses](https://zips.z.cash/protocol/nu5.pdf#unifiedpaymentaddrencoding) ([ZIP316](https://github.com/zcash/zips/issues/470))) This is an extension of [social consensus](http://forum.aztec.network/t/upgrade-proposal-non-govnernance-via-social-consensus/611), compatible with [PBS](http://forum.aztec.network/t/proposal-pbs-proposer-builder-separation/2283). PBS introduces a stakeholder set, whose signatures are required to progress each rollup. Because PBS allows stakers to run on low-end hardware, it is acceptable to assign a single stakeholder set to multiple concurrent rollups. The PBS stakeholder set is then assigned, via social consensus, additional rollups as needed. If a rollup’s based block rate is consistently and consider…

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