qr-code

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2 entries

Event March 20, 2017 Added September 8, 2026 Updated September 8, 2026 BIP (Bitcoin Improvement Proposal)

BIP 173 — Base32 address format for native v0-16 witness outputs

Pieter Wuille ↔ Greg Maxwell

Defines Bech32, a checksummed base32 format, and the segwit address encoding (bc1.../tb1...) built on it for native v0-16 witness outputs.

Event January 29, 2012 Added March 8, 2026 Updated May 9, 2026 BIP (Bitcoin Improvement Proposal)

BIP 21 — URI Scheme

Nils Schneider ↔ Matt Corallo

Defined the 'bitcoin:' URI scheme for standardized payment requests. Enables clickable Bitcoin addresses and QR codes with amount/label/message parameters — basis of user-friendly Bitcoin payments.