The Chaincode Podcast

In part 1 of this sit down with Carl Dong , Murch and Jonas get into the weeds of all things build system. Stay tuned for the second half of this conversation when Carl describes his recent adventures isolating the libconsensus engine. In this conversation, we cover: - GUIX (2:25)  - talk at 2019 Breaking Bitcoin about reproducible builds - Gitian builds (4:15) - Fake time (4:50) - Timestamps...

After a long hiatus, we return to talk with new Chaincode member Murch and get his take on enterprise wallets and UTXO management. In this conversation, we cover: - Enterprise UTXO management (3:35) - The impact of the 2017 hype cycle (4:30) - The importance of UTXO set minimization (5:30) - The fee market today (6:44) - Batching Transactions (9:15)  - Payment Batching - Consolidations (11:05...

In Episode 7, we chat with Nadav Kohen of Suredbits and discuss payment points as an alternative to HTLCs on the Lightning Network. In this conversation we cover: Payment points (1:55) - Blog post part 1 - HTLCs (2:00) Timelocks (4:16) HTLC drawbacks (5:38) - Payment decorrelation - Wormhole attack presented in Anonymous Multi-Hop Locks for Blockchain Scalability and Interoperability (6:35) Point...

In Episode 6, we sit down with Matt Corallo and discuss his work on compact blocks and the FIBRE network. In this conversation we cover: Selfish mining (2:03) - Majority is not Enough: Bitcoin Mining is Vulnerable - Optimal Selfish Mining Strategies in Bitcoin Ethereum's larger pools making superlinear profits (5:10) Defining selfish mining (9:52) Compact blocks (12:37) - FAQ - BIP152 - Reference...

This is our first Chaincode Decoded Podcast . In this new podcast format, we'll dive into the details of a concept we've talked about on previous shows. No guests, no news, just Jonas and John talking about Bitcoin. A podcast by Bitcoin nerds for Bitcoin nerds . In the first episode, we talk about the UTXO set. We'd love to know what you think! Ultraprune - episode 1 (1:20) Assume UTXO - episode 4...

Next in the studio, we caught James O'Beirne , who until recently was a co-worker of ours at Chaincode. We talked to James about his experience at the Chaincode residency , his most recent project Assume UTXO ( GitHub issue , proposal , talk ) and how he champions and effects change in Bitcoin Core. Discussed in this episode: - 2018 residency (2:42)  - Choosing what to work on (5:40) - Fork d...

For our third episode, we talked to Jeremy Rubin about his recent CHECKTEMPLATEVERIFY proposal . During our discussion, we touch on the history of covenant proposals, vaults, payment pools, CTV's synergies with Taproot and more. Notes: What is CHECKTEMPLATEVERIFY (CTV)? (4:30) What is a covenant? (5:25) - CoinCovenants using SCIP signatures, an amusingly bad idea (2013) (7:15) - Bitcoin Covenants...

For our second episode, we pick up where we left off with Pieter Wuille in episode 1. If you missed that one, you should go back and listen to it first. Pieter has been a Bitcoin protocol developer and contributor to Bitcoin Core since 2011. In that time, he’s authored or contributed to some of the most important developments, including segwit, bech32, libsecp, HD wallets, schnorr and taproot, and...

For our first episode, we talked to Bitcoin Core contributor Pieter Wuille. Pieter has been a Bitcoin protocol developer and contributor to Bitcoin Core since 2011. In that time, he’s authored or contributed to some of the most important developments, including segwit, bech32, libsecp, HD wallets, schnorr and taproot, and many others. We talked to Pieter about his thoughts on some of those influen...