3 posts.
August 29, 2026 · 4 min read
Receipts show that a transaction succeeded; traces show what it did. How trace_transaction and trace_filter expose internal calls, where the Parity trace namespace actually works in 2026 (we probe it weekly — it's 11 of 54 EVM chains), and the param quirks that trip people up.
Read →August 28, 2026 · 4 min read
-32601, -32000, code 3, HTTP 429 — every RPC error belongs to one of three families: try another node, fix your request, or accept the chain's answer. A field guide with real error payloads.
Read →June 5, 2026 · 7 min read
Tracing a transaction costs 20-30× more than reading its receipt. Sometimes that's worth it; usually it isn't. Here's what trace actually tells you, the four tracer modes, and when a cheaper RPC method gets the same answer.
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