{"document_id":"BLC-STUDY-0023","slug":"chainweb","title":"Chainweb: A Proof-of-Work Parallel-Chain Architecture for Massive Throughput","authors":"Will Martino, Monica Quaintance, Stuart Popejoy","year":2018,"date_label":"2018","publisher":"Will Martino, Monica Quaintance, Stuart Popejoy","paper_type":"Design paper","category":"Consensus","topics":["Consensus"],"source_url":"https://kadena.io/whitepapers","source_label":"Kadena white papers","legacy_pdf_path":null,"sha256":null,"sha256_note":"No hash is published. This build does not store those PDF bytes, so a checksum would be invented. Where a legacy path exists, it points at the Internet Archive copy of the old library.","version":"Source cited by the 2018 study. The study is the reading. This page does not add a second essay.","doi":null,"rights_status":"Official external source only","source_status":"Official source","use_status":"Metadata and commentary only. The reading is the study page.","licence":null,"licence_label":"No licence recorded. Rights status under review.","full_text":null,"full_text_reason":"Full text is not published on this page. Public availability is not a licence to republish a document. Blockchain Lab has not recorded a licence that permits an HTML transcription, a training set, or a retrieval corpus of the paper. Text on this page is Blockchain Lab's own wording, or a pointer to a study that is also Blockchain Lab's wording.","editorial_line":"Kadena's public parallel-chain design. Many proof-of-work chains advance together, and each block commits to peer-chain headers, so a confirmation is a braid rather than a single chain. This is not the 2016 private-chain note already in the historic library.","canonical_url":"https://blockchainlab.com/whitepaper/chainweb","record_url":"https://blockchainlab.com/research/corpus/papers/chainweb","study_url":"https://blockchainlab.com/whitepaper/chainweb","last_reviewed":"2026-10-01","last_checked":"2026-10-01","relationships":[{"rel":"Canonical reading","label":"Kadena study","href":"/whitepaper/chainweb"},{"rel":"Related paper","label":"Solana","href":"/whitepaper/solana"},{"rel":"Related paper","label":"Polkadot","href":"/whitepaper/polkadot"}]}