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James Prestwich in Summa

May 6, 2018

Bitcoin’s Time Locks

Bitcoin, having no discernible faults, comes equipped with several different time locks. These tools allow you to specify…

James Prestwich in Summa

Apr 16, 2019

The Bitcoin Non-standard

We’re excited to share the first guide in our new Developer Education series.
Be sure to follow the Summa publication to stay up-to-date on this series and our upcoming announcements.

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James Prestwich in Summa

Nov 8, 2018

How to Validate Bitcoin Payments in Ethereum (for only 700k gas!)

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James Prestwich in Summa

Nov 17, 2018

Cross-chain Auctions via Bitcoin Double Spends

Using Bitcoin protocol features to patch Ethereum’s…

Matthew Hammond in Summa

Aug 13, 2020

This Is Goodbye

We wanted you to hear it from us.

A Brief History of Summa

James Prestwich in Summa

May 7, 2018

Introducing Riemann

Summa is building the future of financial services on the blockchain. Subscribe to our newsletter and stay up to date at…

James Prestwich in Summa

Aug 31, 2018

Declarative Smart Contracts

At Summa we work with cryptoassets on dozens of chains. Each chain is different. Models for states and consensus mechanisms vary widely through the ecosystem. But they all seem to share a purpose: allowing users to participate in consensus.