https://indexbase.io/blog/Indexbase JournalPractical guides to blockchain data and software integration2026-10-16T00:00:00+02:00Indexbase Editorialhttps://indexbase.io/about/https://indexbase.io/blog/blockchain-data-api-guide/What Is a Blockchain Data API? A Practical Developer Guide2026-10-16T00:00:00+02:002026-10-16T00:00:00+02:00A practical framework for understanding blockchain data APIs, defining the question and evaluating the records behind an answer.https://indexbase.io/blog/wallet-transaction-history/Wallet Transaction History: Transfers, Fees and Missing Records2026-10-16T00:00:00+02:002026-10-16T00:00:00+02:00How to turn transactions and asset movements into a wallet timeline without hiding fees, duplicates or gaps.https://indexbase.io/blog/historical-token-balances/Historical Token Balances: Snapshots, Cutoffs and Exact Amounts2026-10-16T00:00:00+02:002026-10-16T00:00:00+02:00Why a balance at a cutoff is a different answer from an activity list, and how to preserve its time, asset and quantity context.https://indexbase.io/blog/rpc-vs-indexed-data-api/Blockchain RPC vs Indexed Data APIs: Which Interface Fits?2026-10-16T00:00:00+02:002026-10-16T00:00:00+02:00Compare a method-level network question with a record-oriented application query, then choose around the workflow you need.https://indexbase.io/blog/multi-chain-wallet-data/Multi-Chain Wallet Data: Identity, Coverage and Normalization2026-10-16T00:00:00+02:002026-10-16T00:00:00+02:00Build a combined wallet view while retaining the network, asset and record distinctions that make each observation meaningful.https://indexbase.io/blog/blockchain-data-reconciliation/Blockchain Data Reconciliation: Compare Records with Evidence2026-10-16T00:00:00+02:002026-10-16T00:00:00+02:00A technical workflow for comparing independently supported records without hiding disagreements, missing observations or scope differences.https://indexbase.io/blog/smart-contract-event-logs/Smart Contract Event Logs: Topics, Decoding and Record Identity2026-10-16T00:00:00+02:002026-10-16T00:00:00+02:00Read event logs as technical observations, decode them with the right context and preserve the evidence behind application labels.https://indexbase.io/blog/blockchain-api-key-security/Blockchain API Key Security: Backend Access and Customer Ownership2026-10-16T00:00:00+02:002026-10-16T00:00:00+02:00A practical access model for developer teams: protect service credentials and keep customer ownership separate from application sign-in.