Bitcoin Optech newsletter #413 is here:
- describes research into using fountain codes to allow pruned nodes to contribute to initial block download
- Bitcoin Core 31.1, LND v0.20.2-beta
- Optech Newsletter #413 Podcast
https://bitcoinops.org/en/newsletters/2026/07/10/
Lucas Lima posted to Delving Bitcoin about his latest research on using fountain codes to allow pruned nodes to contribute to Initial Block Download (IBD), without significantly increasing their storage requirements...
https://bitcoinops.org/en/newsletters/2026/07/10/#using-fountain-codes-for-ibd
Bitcoin Optech will host an audio recap discussion of this newsletter streaming live on X/Twitter Tuesday at 16:30 UTC.
tl;dr: it got shut down in the delving thread due to too much fragmentation being a potential attack vector