{"document_id":"BLC-STUDY-0130","slug":"sok-bitcoin","title":"Research Perspectives and Challenges for Bitcoin and Cryptocurrencies","authors":"Joseph Bonneau, Andrew Miller, Jeremy Clark, Arvind Narayanan, Joshua A. Kroll and Edward W. Felten","year":2015,"date_label":"2015","publisher":"Joseph Bonneau, Andrew Miller, Jeremy Clark, Arvind Narayanan, Joshua A. Kroll and Edward W. Felten","paper_type":"Design paper","category":"Consensus","topics":["Consensus"],"source_url":"https://eprint.iacr.org/2015/261","source_label":"ePrint 2015/261","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 2015 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":"This systematisation names the stability and consensus questions, the client problems, and the open research problems as of its date. It is a map, not a new protocol.","canonical_url":"https://blockchainlab.com/whitepaper/sok-bitcoin","record_url":"https://blockchainlab.com/research/corpus/papers/sok-bitcoin","study_url":"https://blockchainlab.com/whitepaper/sok-bitcoin","last_reviewed":"2026-10-01","last_checked":"2026-10-01","relationships":[{"rel":"Canonical reading","label":"Bitcoin SoK study","href":"/whitepaper/sok-bitcoin"},{"rel":"Related paper","label":"Bitcoin Backbone","href":"/whitepaper/bitcoin-backbone"},{"rel":"Related paper","label":"Selfish Mining","href":"/whitepaper/selfish-mining"}]}