POAP Inc built the Proof of Attendance Protocol. Conceived in 2019 and established in 2021, we created the undisputed standard for collectible proofs of attendance, with millions of proofs minted to date.

Learn about POAP (Proof of Attendance Protocol), a system for creating digital badges and collectibles that prove participation in events.

POAPs, also known as Proof of Attendance Protocols (pronounced poh-ap), are a remarkable example of how blockchain technology has transformed various sectors,

Established in 2019, the protocol allows collectibles to be minted, dropped, and gifted to commemorate milestones or attendance at special events. POAPs are standard ERC-721 tokens minted on the POAP smart contracts.

A POAP, or proof of attendance protocol, is a term for a collectible or NFT that users obtain during events as proof of their attendance.

Proof of attendance protocol (POAP) describes collectibles or non-fungible tokens (NFTs) that users acquire in events to prove they were there. They are the blockchain version of traditional “checking in” on social media without exposing your data.

POAP, or Proof of Attendance Protocol, is a method of proving that someone has attended an event by allowing them to mint a specific NFT.

Some 46,210 issuers like Coinbase and American Express used POAP to create an onchain memento that users could mint to show “proof of attendance” during online and IRL events. Co-founder Isabel Gonzalez announced the company was winding down after more than five years. The Proof of Attendance ...

POAP, the protocol that turned “I was there” into a verifiable on-chain credential, has stopped issuing new badges after more than five years of operation. The project entered maintenance mode on March 16, 2026, ending one of the more wholesome experiments in blockchain’s brief history. From ...

In this article, we explore the Proof of Attendance Protocol (POAP), a unique system that leverages blockchain technology to create digital badges, or non-fungible tokens (NFTs), as verifiable proof of event attendance.