Docs
Glossary
Short definitions for the ATM, AT Protocol, and ticketing terms used across the docs.
Compatible with the closed-beta ATM app APIs and versioned ATM event headers. Check atm-api-version on every webhook or XRPC receiver event.
Identity and protocol
- DID
- A durable decentralized identifier for an Atmosphere account.
- Handle
- A human-readable account name that can change over time. Store stable links by DID.
- Repo
- A user's public AT Protocol repository of signed records.
- PDS
- Personal data server. The service that hosts a user's account and repo.
- Lexicon
- A typed AT Protocol schema for records or XRPC methods.
- NSID
- A reverse-DNS identifier for an AT Protocol schema or method.
- StrongRef
- A protocol reference containing both an AT-URI and CID.
- AppView
- An indexed read service that makes protocol data queryable for apps.
Payments
- Broker
- The service that initiates, processes, or witnesses payment. ATM is the broker for ATM checkout.
- Checkout envelope
- ATM's private broker-defined product token for hosted checkout context.
- Payment ledger
- ATM's user-facing record of payments that actually occurred.
- Subscription
- A durable recurring relationship; renewals create payment rows when money moves.
- Proof
- An attested.network payment proof record or CID that confirms a payment role.
- Processor
- The private payment rail behind ATM checkout, currently Stripe for launch.
Apps and events
- App role
- A role that can originate checkouts, configure modules, and receive app events.
- App service-auth
- An AT Protocol Inter-Service Authentication JWT proving a registered app is calling a specific ATM XRPC method.
- Buyer assertion
- A short-lived user service-auth JWT proving the app saw this buyer for an action.
- Webhook
- Signed HTTP event delivery from ATM to an app.
- XRPC receiver
- Optional AT Protocol-native event callback hosted by an app.
- Redrive
- Manual or automatic retry of a stored event delivery.
Tickets
- Ticket tier
- A sellable ticket type for an event.
- Capacity group
- A private inventory bucket that one or more ticket tiers can share.
- Hold
- A short-lived transactional reservation before checkout or claim completion.
- Issued ticket
- The private ticket truth created after payment confirmation or free claim success.
- Scan token
- An opaque private token used for QR or wallet-pass verification.
- Check-in list
- The scanner context for verifying and recording entry.