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Why Run a Node? - Meetup

Date: 2022-09-08
Presenter: Round Rock Bitcoiners

Outline & Notes​

Why Run a Node? - Meetup #4 Summary

Date: September 8, 2022

Community Mission & Rules​

  • Mission: Share bitcoin knowledge, tools, resources to grow adoption in Round Rock
  • Rules: No shitcoining, no pictures/video without agreement, respect establishment/families
  • Socials: Twitter @rbitcoiners, Matrix Element

Types of Bitcoin Nodes​

| Node Type | Primary Function | | Altruistic Node | Validates blockchain; strengthens decentralization; asserts rules | | Economic Full Node | Verifies own transactions; connected to personal wallet | | Mining Node | Participates in Nakamoto Consensus; earns rewards/fees | | Lightning Node | Layer 2 transactions; Connected Wallet or Routing Node | | "Uncle Jim" Node | Privacy-focused; verifies for family/friends; CoinJoins |

  • Bitcoin Core: reference implementation; ~500GB space
  • RaspiBlitz: DIY, fully open-source, Raspberry Pi
  • Umbrel / MyNode / Nodl: plug and play, Lightning enabled
  • Start9 Embassy: self-sovereign computing device
  • RoninDojo: privacy-focused, on-chain only, integrates Whirlpool and Bisq

Hardware Wallets​

  • Trezor: open-source, non-custodial
  • Ledger: closed-source, Secure Element
  • ColdCard: verifiable-source, air-gapped
  • Seed Signer: DIY, fully open-source

Connecting Wallets to Nodes​

  1. HWI with Bitcoin Core (CLI, advanced)
  2. Electrum Server (Umbrel/MyNode, Tor, remote)
  3. Sparrow Wallet (HWI + Electrum, public/local/remote nodes)

Verification Commands​

gettxoutsetinfo
getblockchaininfo
gettransaction <txid>

Slides in this Deck​

Slide 2 of 9 from &#39;Why Run a Node? - Meetup&#39; (2022-09-08)

Slide 3 of 9 from &#39;Why Run a Node? - Meetup&#39; (2022-09-08)

Slide 4 of 9 from &#39;Why Run a Node? - Meetup&#39; (2022-09-08)

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Slide 7 of 9 from &#39;Why Run a Node? - Meetup&#39; (2022-09-08)

Slide 8 of 9 from &#39;Why Run a Node? - Meetup&#39; (2022-09-08)

Slide 9 of 9 from &#39;Why Run a Node? - Meetup&#39; (2022-09-08)