• Bitcoin Cash Development Meetings 2020

    Video meetings where developers actively working on Bitcoin Cash will participate to discuss and explore current and future development. These meetings are organised using Zoom.us software. Attendees are welcome and can ask questions using the Q&A function. The software is available for desktop and mobile devices. No registration for the event is required. For obvious reasons we do request attendees to use the name they are known by in the online community. If an email is asked for entering the meeting x@y.com style email will work.

    We do not require or save your real email address for attending these meetings.

    Next Meeting:

    Bitcoin Cash Development video meeting #1

    Thursday January 16th, 2020

    20:00 GMT/UTC


    Zoom Link: https://zoom.us/j/629047102

    Upcoming Meetings:

    Bitcoin Cash Development Script Meeting

    Thursday January 23rd, 2020

    20:00 GMT/UTC

     

    Zoom Link: will be posted here when available

    Bitcoin Cash Development Meetings 2019

    Bitcoin Cash Development video meeting #18

    December 19th, 2019 - 20:00 UTC

    Goal of the meeting:
    Discussing potential items for future upgrades and Bitcoin Cash specification update.

    The Participants:

    Antony Zegers - Bitcoin ABC, Jason B. Cox -Bitcoin ABC, Amaury Séchet - Bitcoin ABC, Mark Lundeberg - Bitcoin ABC, Tyler Smith - BCHD, Josh Green - Bitcoin Verde, Josh Ellithorpe - BCHD, Chris Troutner - Bitcoin.com, Andrea Suisani - Bitcoin Unlimited

    Host:

    David R. Allen

    Meeting #18 Agenda:

    1. Next Upgrade discussion of potential items - SigChecks + Other items?, 2. BCH specification Update, 3. Avalanche discussion / progress updates,

    References and links discussed during the meeting:

    https://reviews.bitcoinabc.org/source/bitcoin-abc/browse/master/src/test/data/script_tests.json

    Invite link for Avalanche working group on Telegram: https://t.me/joinchat/DUeWWk5H-S4Zs5apShtM2g

    Bitcoin Cash Development Script Meeting

    December 13, 2019 - 20:30 UTC

    Goal of the meeting:
    Discussing possible improvements to the script language in Bitcoin Cash

    The Participants:

    Mark Lundeberg, Antony Zegers, Jason Dreyzehner, Rosco Kalis, Tobias Ruck and Karol Trzeszczkowski

    Host:

    David R. Allen

    BCH SLP Developers Meeting #1

    December 12, 2019 - 20:00 UTC

    Goal of the meeting:

    Discussing the history of Simple Ledger Protocol & Current Developments

    The Participants:

    Chris Troutner, James Cramer, Drew Davis, Vin Armani, Mark Lundeberg, Tobias Ruck

    Host:

    David R. Allen

    Meeting #1 Agenda:

    1. Introduction of Panel, 2.Panel discussion of Timeline, 3. Current development, 4. How to get involved

    References and links discussed during the meeting:

    https://github.com/simpleledger/SimpleToken.cash/commit/332bb4187fedd25cb2d8a7b2d00f274c46d8e3df , JavaScript SDK for working with SLP tokens: https://github.com/Bitcoin-com/slp-sdk/tree/master/examples

    Bitcoin Cash Development video meeting #17

    December 5, 2019 - 15:00 UTC

    Goal of the meeting:
    evaluate November upgrade, discuss future upgrade items and network standards.

    Participants:

    Antony Zegers - Bitcoin ABC, Jason B. Cox - Bitcoin ABC, Chris Pacia - BCHD, Jason Dreyzehner - BitAuth, Josh Green - Bitcoin Verde, Matias Garcia - BitPay, Fernando Pelliccioni, Tobias Ruck - Be.Cash, Andrea Suisani - Bitcoin Unlimited

    Host:

    David R. Allen

    Meeting #17 Agenda:

    1. Upgrade debrief, 2. Next upgrade preparedness, 3. Discussion of potential upgrade items (SigChecks, Script system) & 4. BCH specification Update
    References and links discussed during the meeting:

    Documentation for CashScript, which is an SDK for compiling Script programs https://developer.bitcoin.com/cashscript/docs/getting-started

    https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2019-September/017306.html

    Bitcoin Cash Development video meeting #16

    November 7, 2019 - 15:00 UTC

    Goal of the meeting:

    November Upgrade, Standards, and Potential Items for Future Upgrades

    Participants:

    Antony Zegers - Bitcoin ABC, Jason B. Cox -Bitcoin ABC, Amaury Séchet - Bitcoin ABC, Mark Lundeberg - Independent BCH Developer, Tyler Smith - BCHD, Matias Garcia - Bitpay, Josh Green - Bitcoin Verde, Chris Pacia - BCHD, Jason Dreyzehner - Bitauth

    Host:

    David R. Allen

    Meeting #16 Agenda:

    1. Avalanche discussion / progress updates, 2. Discussion of Upgrade preparedness, 3. Creating a BCH specification / BUIP121, 4. Potential items for the next upgrade: (Allowing more than one OP_RETURN output per transaction, New Difficulty Adjustment Algorithm, Make P2PKH256 outputs standard & 520 byte script limit (affecting P2SH script length in particular))

    References and links discussed during the meeting:

    November 15th Upgrade Specification: https://github.com/bitcoincashorg/bitcoincash.org/blob/master/spec/2019-11-15-upgrade.md

    Bitcoin Verde Telegram: https://t.me/bitcoinverde

    From Jason Dreyzehner : Opcode descriptions for opcodes which are common between BCH and BTC: https://github.com/bitauth/bitcoin-ts/blob/master/src/lib/auth/instruction-sets/common/descriptions.ts, Common error messages: https://github.com/bitauth/bitcoin-ts/blob/master/src/lib/auth/instruction-sets/common/errors.ts, BCH only descriptions: https://github.com/bitauth/bitcoin-ts/blob/master/src/lib/auth/instruction-sets/bch/bch-descriptions.ts, BCH only error messages: https://github.com/bitauth/bitcoin-ts/blob/master/src/lib/auth/instruction-sets/bch/bch-errors.ts .Also, I strongly recommend starting from the documentation on bitcoin.org, which is already very good: https://bitcoin.org/en/developer-reference

    Bitcoin Cash Development video meeting #15

    October 24, 2019 - 15:00 UTC

    Goal of the meeting:

    The Future of Bitcoin Cash and Future Upgrades

    Participants:

    Antony Zegers - Bitcoin ABC, Jason B. Cox -Bitcoin ABC, Amaury Séchet - Bitcoin ABC, Mark Lundeberg, - Independent BCH Developer, Andrea Suisani - Bitcoin Unlimited, Tyler Smith - BCHD, Josh Ellithorpe, Emil Oldenburg - Bitcoin.com

    Host:

    David R. Allen

    Meeting #15 Agenda:
    1. Discussion of network and mempool behavior( in particular regarding the 25-unconfirmed transaction limit), 2. Double-spend proofs, 3. Next upgrade potential items (Sigops counting improvements, Merklix tree, New opcodes - MUL, Reverse-op-roll, Bigger integers).

    References and links discussed during the meeting:

    November 15th Upgrade Specification: https://github.com/bitcoincashorg/bitcoincash.org/blob/master/spec/2019-11-15-upgrade.md

    Fork of ABC that Peter Tschipper has modified to have the new code that handles long txs chain: https://github.com/ptschip/BitcoinUnlimited/commits/abc_cpfp

    Bitcoin Cash Development video meeting #14

    September 26, 2019 - 15:00 UTC

    Goal of the meeting:

    The Future of Bitcoin Cash and the November Upgrade

    Participants:

    Antony Zegers - Bitcoin ABC, Jason B. Cox -Bitcoin ABC, Mark Lundeberg, - Independent BCH Developer, Andrea Suisani - Bitcoin Unlimited, Fernando Pelliccioni - BitPrim, Jason Dreyzehner - BitAuth, Chris Pacia - BCHD, Josh Green - Bitcoin Verde, Tyler Smith - BCHD, David Klakurka - Coin Dance

    Host:

    David R. Allen

    Bitcoin Cash Development video meeting #13

    August 22, 2019 - 15:00 UTC

    Goal of the meeting:

    Planning for the November 2019 Upgrade

    Participants:

    Amaury Sechet, - Bitcoin ABC, Antony Zegers - Bitcoin ABC, Mark Lundeberg, - Independent BCH Developer, Andrea Suisani - Bitcoin Unlimited, Fernando Pelliccioni - BitPrim, Matias Garcia - BitPay, Jason Dreyzehner - @BitAuth

    Host:

    David R. Allen

    Bitcoin Cash Development video meeting #12

    July 11, 2019 - 15:00 UTC

    Goal of the meeting:

    Planning for the November 2019 Upgrade

    Participants:

    Amaury Sechet, Jason B. Cox, Antony Zegers, Mark Lundeberg, Andrea Suisani, Emil Oldenburg.

    Host:

    David R. Allen

    Bitcoin Cash Development video meeting #11

    June 20, 2019 - 15:00 UTC

    Goal of the meeting:
    Discussion on the November 2019 upgrade.

    Participants:

    Amaury Sechet, Jason B. Cox, Antony Zegers, Mark Lundeberg, Josh Ellithorpe, Chris Pacia, Andrea Suisani, & Fernando Pelliccioni

    Host: David R. Allen

    Bitcoin Cash Development video meeting #10

    May 30, 2019 - 15:00 UTC

    Goal of the meeting:
    To share information from the May 2019 upgrade and discussion on the November 2019 upgrade.

    Participants:

    Amaury Sechet, Jason B. Cox, Antony Zegers, Mark Lundeberg, Josh Ellithorpe, Chris Pacia, Andrea Suisani, Shammah Chancellor & Fernando Pelliccioni

    Host: David R. Allen

    Bitcoin Cash Development video meeting #9

    May 6, 2019 - 23:00 UTC

    Goal of the meeting: To share information for the upcoming upgrade and discussion on the November upgrade.

    Participants:
    Amaury Séchet, Jason B. Cox, Antony Zegers, Mark Lundeberg, Josh Ellithorpe, Emil Oldenburg, AlwaysAnOn

    Host: David R. Allen

    Bitcoin Cash Development video meeting #8

    April 18, 2019 - 15:00 UTC

    Goal of the meeting: To share information that may help with planning for the upcoming upgrade and discussion on the November upgrade.

    Participants:
    Jason B. Cox, Fernando Pelliccioni, Antony Zegers, Mark Lundeberg, Chris Pacia, Andrea Suisani,

    Host: David R. Allen

    Bitcoin Cash Development video meeting #7

    April 4, 2019 - 23:00 UTC

    Goal of the meeting: To share information that may help with planning for the upcoming upgrade and discussion on the November upgrade.

    Participants:
    Amaury Séchet, Jason B. Cox, Antony Zegers, Emil Oldenburg, Mark Lundeberg, Josh Ellithorpe, Mark Tyneway, AlwaysAnOn, Fernando Pelliccioni

    Host: David R. Allen

    Bitcoin Cash Development video meeting #6

    March 14, 2019 - 15:00 UTC

    Goal of the meeting: To share information that may help with planning for the upcoming upgrade and start discussion on the November upgrade.

    Participants:

    Chris Pacia, Amaury Séchet, Andrea Suisani, Jason B. Cox, Mark Lundeberg

    Host:

    David R. Allen

    Bitcoin Cash Development video meeting #5

    February 28, 2019 - 23:00 UTC

    Goal of the meeting: To share information that may help with planning for the upcoming upgrade and beyond.

    Participants:

    Amaury Séchet, Jason B. Cox, Antony Zegers, Mark Lundeberg, Emil Oldenburg, Chris Pacia

    Host:

    David R. Allen

    Bitcoin Cash Development video meeting #4

    February 14, 2019 - 15:00 UTC

    Goal of Meeting: To finalize the items for inclusion in the May 2019 Upgrade, and begin preparations for deployment of the Upgrade.

    Participants:

    Amaury Séchet, Jason B. Cox, Antony Zegers, Mark Lundeberg, Andrea Suisani, Matias Garcia

    Host:

    David R. Allen

    Bitcoin Cash Development video meeting #3

    January 31, 2019 - 23:00 UTC

    Goal of Meeting: Coordinate work on items for the May upgrade to maximize chances of successful inclusion.

    Participants:

    Amaury Séchet, Jason B. Cox, Antony Zegers, Chris Pacia, Mark Lundeberg, Emil Oldenburg

    Host:

    David R. Allen

    Bitcoin Cash Development video meeting #2

    January 17, 2019 - 15:00 UTC

    Goal of Meeting: Coordinate work on items for the May upgrade to maximize chances of successful inclusion.

    Participants:

    Amaury Séchet, Jason B. Cox, Antony Zegers, Andrea Suisani, Dagur Valberg Johannsson, Chris Pacia, Long Wen, Mark Lundeberg, Nodar Chkuaselidze, Matias Garcia,
    Host:

    David R. Allen

    Bitcoin Cash Development video meeting #1

    January 3, 2019 - 8:00 UTC

    Goal of Meeting: Coordinate work on items for the May upgrade to maximize chances of successful inclusion.

    Participants:

    Amaury Séchet, Andrea Suisani, Antony Zegers, Jason B. Cox, Chris Pacia, Emil Oldenberg, Mark Lundeberg,
    Host:

    David R. Allen

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