Bitcoin Optech newsletter #351 is here:
- announces a new aggregate signature protocol
compatible with secp256k1
- describes a standardized backup scheme for
wallet descriptors
- summarizes popular Q&A from Stack Exchange
- Optech Newsletter #351 Recap
Jonas Nick, Tim Ruffing, Yannick Seurin posted to the Bitcoin-Dev mailing list to announce a paper they’ve written about creating 64-byte aggregate signatures compatible with the cryptographic primitives already used by Bitcoin...
Salvatore Ingala posted to Delving Bitcoin a summary of various tradeoffs related to backing up wallet descriptors and a proposed scheme that should be useful for many different types of wallets, including those using complex scripts...
Selected Q&A from Bitcoin Stack Exchange:
- Practicality of half-aggregated schnorr signatures?
- What’s the largest size OP_RETURN payload ever created?
- Non-LN explanation of pay-to-anchor?
- Up-to-date statistics about chain reorganizations?
- Are Lightning channels always P2WSH?
- Child-pays-for-parent as a defense against a double spend?
- What values does CHECKTEMPLATEVERIFY hash?
- Why can’t Lightning nodes opt to reveal channel balances for better routing efficiency?
- Does post-quantum require hard fork or soft fork?
Bitcoin Optech will host an audio recap discussion of this newsletter on Riverside.fm Tuesday at 15:30 UTC. Join us to discuss or ask questions!

Bitcoin Optech
Bitcoin Optech Newsletter #351
This week’s newsletter announces a new aggregate signature protocol compatible with secp256k1 and describes a standardized backup scheme for wall...

Bitcoin Optech
Bitcoin Optech Newsletter #351
This week’s newsletter announces a new aggregate signature protocol compatible with secp256k1 and describes a standardized backup scheme for wall...

Bitcoin Optech
Bitcoin Optech Newsletter #351
This week’s newsletter announces a new aggregate signature protocol compatible with secp256k1 and describes a standardized backup scheme for wall...

Bitcoin Optech
Bitcoin Optech Newsletter #351
This week’s newsletter announces a new aggregate signature protocol compatible with secp256k1 and describes a standardized backup scheme for wall...
Riverside.FM Studio