{"document_id":"BLC-STUDY-0021","slug":"mina","title":"Coda: Decentralized Cryptocurrency at Scale","authors":"Joseph Bonneau, Izaak Meckler, Vanishree Rao, Evan Shapiro","year":2020,"date_label":"2020","publisher":"Joseph Bonneau, Izaak Meckler, Vanishree Rao, Evan Shapiro","paper_type":"Design paper","category":"Consensus","topics":["Consensus"],"source_url":"https://eprint.iacr.org/2020/352.pdf","source_label":"IACR ePrint 2020/352","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 2020 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":"The Coda paper, later the Mina protocol: a chain whose certificate is a constant-size succinct proof, so a client can check the state without replaying history. The project renamed from Coda to Mina. The paper keeps the original name.","canonical_url":"https://blockchainlab.com/whitepaper/mina","record_url":"https://blockchainlab.com/research/corpus/papers/mina","study_url":"https://blockchainlab.com/whitepaper/mina","last_reviewed":"2026-10-01","last_checked":"2026-10-01","relationships":[{"rel":"Canonical reading","label":"Mina study","href":"/whitepaper/mina"},{"rel":"Related paper","label":"StarkWare","href":"/whitepaper/starks"},{"rel":"Related paper","label":"Celestia","href":"/whitepaper/lazyledger"}]}