- 04Signatures: How the Network Knows It Was YouNo password is sent anywhere. The mechanism that proves authorisation without revealing the secret, and where it goes wrong in practice.reading on-chain data · Aug 30, 2026 · 3 min
- 03What a Merkle Tree Actually DoesThe structure that lets you verify one transaction is in a block without downloading the block. It is simpler than the name suggests.reading on-chain data · Aug 24, 2026 · 2 min
- 02Hash Functions and Why They MatterOne operation underlies addresses, block linking, proofs and mining. Four properties explain what it is used for.reading on-chain data · Jul 15, 2026 · 2 min
- 01Precompiles and Why They ExistSome operations are too expensive to run as contract code, so they are implemented natively. The list is short and tells you what the chain considers important.consensus and blocks · Jul 11, 2026 · 2 min