Aadmininswiftnodes.hashnode.dev·4h ago · 12 min readArbitrum RPC: A Developer's Guide (Chain ID 42161, ~250ms Blocks, Fake Gas Limit)Arbitrum One is the rollup most Ethereum code runs on unmodified, and that is exactly the problem: it does run, right up until a number stops meaning what your code assumes it means. The block gas lim00
SAStefan Adolfinstadolf.hashnode.dev·1d ago · 20 min readEthereum's Three-Fork Arc Toward a Fast, Private, Quantum-Ready State MachineEthereum is in the middle of an unusually coherent stretch of protocol engineering. Fusaka is live and has turned data availability from a scaling cliff into a dial that gets turned up between forks. 00
Aadmininswiftnodes.hashnode.dev·1d ago · 13 min readEthereum Classic RPC: A Developer's Guide (Chain ID 61, No EIP-1559)Ethereum Classic is the awkward one in the EVM family. It isn't a rollup, isn't a sidechain, and didn't fork off Ethereum's design — it is the original Ethereum chain, continuing the history that the 00
DNDmytro Nasyrovinpharos-production.hashnode.dev·6d ago · 17 min readDesigning Idempotent Blockchain Event Handlers: Retries, Reorgs and RecoveryA blockchain event handler can process the same notification twice and still be wrong after correctly deduplicating it. The harder failure appears when the notification belongs to a block that stops b00
Aadmininswiftnodes.hashnode.dev·6d ago · 10 min readEthereum RPC: The Complete Developer ReferenceEvery interaction with Ethereum — reading a balance, submitting a transaction, querying event logs — goes through an RPC endpoint. The endpoint is your window into the chain. If it's slow, rate-limite00
Aadmininswiftnodes.hashnode.dev·Sep 12 · 7 min readKaia RPC: Asia's Stablecoin Settlement LayerKaia is an EVM-compatible Layer 1 blockchain purpose-built for stablecoin settlement and onchain finance across Asia. With 1-second block times, instant finality, and native USDT support across six co00
Aadmininswiftnodes.hashnode.dev·Sep 11 · 7 min readBerachain RPC: Proof-of-Liquidity and the Tri-Token ModelBerachain launched its mainnet in February 2025 with a bold thesis: what if validator rewards were tied to liquidity provision instead of raw staking? Built on the BeaconKit framework with CometBFT co00
GYGulshan Yadavinmrgulshanyadav.hashnode.dev·Sep 10 · 13 min readWriting Efficient Smart Contracts with Solidity — Practical PatternsStorage, reentrancy, gas, and the structural decisions that separate contracts that survive from contracts that drain. I have written my share of Solidity. The contract that taught me the most was not00
Aadmininswiftnodes.hashnode.dev·Sep 10 · 7 min readMonad RPC: Parallel EVM Execution and Sub-Second FinalityMonad launched its public mainnet in November 2025 as one of the most anticipated EVM-compatible Layer 1 blockchains. With claims of 10,000 TPS, sub-second block times, and full bytecode compatibility00
TOTapbit Officialintapbitofficial.hashnode.dev·Sep 10 · 5 min readFinancial Layer 2 Architecture Explained: Networks, Wallets, Applications, and Asset RightsFinancial Layer 2 Architecture Explained: Networks, Wallets, Applications, and Asset Rights Financial applications on Ethereum-compatible Layer 2 networks combine infrastructure, authorization, softwa00
