# Retrieval Pinning Overview ###### tags: `Retrievability Pinning` :::info Up to date by September 2022 ::: :::warning Disclaimer: The following book has some work in progress, or discontinued work and as such should not be viewed as completed products. It is presented for transparency into the different BSCI initiatives. ::: ## What is this project? This is an ongoing collaboration since May 2022 for supporting the design, implementation and validation of the [Retrieval Pinning](https://pldr.dev/#/) project. Specifically, our work has been focused on: - Performing SME review on the proposal, mainly on CryptoEcon aspects - Performing an formal analysis over the protocol numerical parameters - Supporting the design of supporting mechanisms (Reputation System) and their validation through simulations. A presentation summarizing some of the efforts can be found at: https://docs.google.com/presentation/d/1a2kvv0BLjWibz5IhLBV2ttRVbXIoWjdwfkTazHvuJjw/edit#slide=id.p.