{"document_id":"BLC-STUDY-0527","slug":"bip-136","title":"Bech32 Encoded Tx Position References","authors":"Велеслав","year":2017,"date_label":"2017","publisher":"Велеслав","paper_type":"Design paper","category":"Data and agents","topics":["Data and agents"],"source_url":"https://bips.dev/136","source_label":"BIP 136","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 2017 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":"BIP 136, Bech32 Encoded Tx Position References. A '''confirmed transaction position reference''', or '''TxRef''', is a reference to a particular location within the blockchain, specified by the block height and a transaction index within the block, and optionally, an outpoint index within the transaction.","canonical_url":"https://blockchainlab.com/whitepaper/bip-136","record_url":"https://blockchainlab.com/research/corpus/papers/bip-136","study_url":"https://blockchainlab.com/whitepaper/bip-136","last_reviewed":"2026-10-01","last_checked":"2026-10-01","relationships":[{"rel":"Canonical reading","label":"BIP 136 study","href":"/whitepaper/bip-136"},{"rel":"Related paper","label":"ERC-4337","href":"/whitepaper/eip-4337"},{"rel":"Related paper","label":"Chainlink","href":"/whitepaper/chainlink"},{"rel":"Related paper","label":"The Graph","href":"/whitepaper/the-graph"}]}