This page serves as a general index of resources.

If something is missing, leave a comment or open a pull request on Github.

BIP:

• Specification
• Pull Request
• Branch
• Example RPCs

IRC Meetings

There was a series of IRC Meetings held in 2022 covering CTV. The agendas and notes are linked below.

• Meeting 1 Agenda: https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2022-January/019737.html
• Meeting 1 Notes: https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2022-January/019744.html
• Meeting 2 Agenda: https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2022-January/019807.html
• Meeting 2 Notes: https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2022-February/019855.html
• Meeting 3 Agenda: https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2022-February/019856.html
• Meeting 3 Notes: https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2022-February/019874.html
• Meeting 4 Agenda: https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2022-February/019971.html https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2022-February/019973.html
• Meeting 4 Notes: https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2022-February/019974.html
• Meeting 5 Agenda: https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2022-March/020081.html
• Meeting 5 Notes: https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2022-March/020086.html
• Meeting 6 Agenda: https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2022-March/020157.html
• Meeting 6 Notes: https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2022-March/020169.html
• Meeting 7 Agenda: https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2022-April/020231.html https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2022-April/020233.html
• Meeting 7 Notes: (none made)
• Meeting 8 Agenda: https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2022-May/020406.html
• Meeting 8 Notes: https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2022-May/020430.html
• Meeting 9 Agenda: https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2022-May/020491.html
• Meeting 9 Notes: https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2022-May/020501.html

Tools

Sapio

Sapio is a programming language for CTV contracts.

• Book
• Repo

Minsc

A CTV compatible compiler with an example playground

Simple CTV Vault

A simple client in python for basic vaults.

Python Vaults

A sophisticated recursive vault as a python program, using CTV or pre-signing.

CTV Playground

An online playground that demonstrates the creation (and spending) of simple CTV locks, congestion control trees and vaults.

Forums:

• IRC Channel: ##ctv-bip-review (logged, feel free to join)
• Telegram Discussion Group: https://t.me/op_ctv

Workshops & Conferences

San Francisco BIP-119 Workshop

• Main Site
• Transcript
• Morning Video
• Afternoon Video
• Slides

Seminars

• London BitDevs Socratice Seminar Transcript
• London Bitcoin Devs Bitcoin Script to Miniscript Transcript

Presentations

• Scaling Bitcoin Tel Aviv Video
  • Slides
  • Transcript
• MIT Bitcoin Expo 2020
• Bitcoin 2021 Miami

Podcasts:

• Chaincode Podcast. Transcript.
• Tales from the Crypt 130
• Swan Signal
• Stephan Livera Podcast Episode 137

Emails/Newsletters

OpTech

• OpTech #84
• OpTech #77
• OpTech #75
• OpTech #49
• OpTech #48

Bitcoin-Dev

• BIP OP_CHECKTEMPLATEVERIFY
• OP_SECURETHEBAG (supersedes OP_CHECKOUTPUTSVERIFY)
• Congestion Control via OP_CHECKOUTPUTSHASHVERIFY proposal

Articles

• A Look at Innovation in Bitcoin’s Technology Stack
• Secure the Bag: Cutting Transactions in Half to Resolve Bitcoin Network Congestion

Chat Logs/Forum Posts

• ##ctv-bip-review logs
• #bitcoin-wizards IRC
  • May 21st, 2019
  • May 22nd, 2019
  • May 23rd, 2019
  • May 24th, 2019
  • May 31st, 2019
  • June 1st, 2019
  • November 28th, 2019
• Bitcointalk January 25th, 2020
• How is OP_CHECKTEMPLATEVERIFY a scaling solution – StackExchange

Applications

Vaults

Implementations

• python-vaults
• Bitcoin Core Implementation

General Information

• Custody Protocols Using Bitcoin Vaults
• On-chain defense in depth
• Revault
• utxos.org explainer

Layer One Scaling

Implementation

• Sendmanycompacted RPC

General Information

• utxos.org explainer
• Congestion Simulation
• Batched Payment Simulation
• How is OP_CHECKTEMPLATEVERIFY a scaling solution – StackExchange

Layer Two

• Laolu
• Batch Channels
• Non Interactive Channels
• Increased Max HTLCs

Mining Pools

• utxos.org explainer
• balancing payouts via lightning