Solana Deep Dive

A five-part technical tour of Solana for intermediate readers: origins and monolithic architecture, Proof of History plus Tower BFT, the priority-fee and Jito MEV stack, the validator set and Firedancer rollout, and an honest outage accounting capped by a hands-on Zelcore self-custody capstone. Mirrors the Bitcoin and Ethereum deep-dive arcs already shipped in coin-guides, honest about Solana's strengths and its real tradeoffs around centralization and liveness.

1. 01

   Solana's Origins and Architecture: One Monolithic Chain, Eight Innovations

   Why Solana bet on one high-throughput Layer 1 instead of rollups, and how eight coordinated innovations built the monolithic blockchain camp.

   8 min read · intermediate

2. 02

   Proof of History and Tower BFT: How Solana Hits 400ms Slots

   Proof of History and Tower BFT explained: how Solana uses a SHA-256 VDF and doubling vote lockouts to hit 400ms slots and ~13s rooted finality.

   8 min read · intermediate

3. 03

   Solana Fees Explained: Base Fees, Priority Fees, and the Jito MEV Auction

   How Solana fees really work: a flat 5,000-lamport base fee, a priority-fee auction in micro-lamports per CU, and the Jito MEV bundle market.

   8 min read · intermediate

4. 04

   Solana's Validator Set, Nakamoto Coefficient, and the Firedancer Rollout

   Solana has ~1,414 validators, a Nakamoto coefficient of 19, and ~95% of stake on Agave-lineage code. Here is what Firedancer changes — and what it doesn't.

   9 min read · intermediate

5. 05

   Holding SOL in Zelcore: Outage Lessons and Practical Self-Custody

   Capstone of the Solana Deep Dive: what the outage history teaches a holder, how Zelcore handles SOL and SPL tokens, ATA rent, priority fees, and staking.

   7 min read · intermediate