Platform · Events
Listen to financial events in real-time.
Every state change in the platform is published as a signed, ordered event. Replay any window, fan out to any consumer.
event bus · live
12:04:17.214card.created
12:04:17.331transaction.authorized
12:04:18.001ledger.entry.posted
12:04:21.514account.funded
POST 200 OK · 84ms
TLS 1.3
verified
payload · transaction.authorized
{ "id":"evt_8a02", "amount":4210 }Deep dive
An event bus built for financial systems, not analytics.
Delivery
99.99% delivery with persistent retries.
Events are persisted, acknowledged, and retried with exponential backoff up to 72 hours — or until your endpoint returns 2xx, or you tell us to stop. Replay any window from the dashboard.
99.99%72h retry
stream · live
12:04:17.214card.createdevt_8a01
12:04:17.331transaction.authorizedevt_8a02
12:04:18.001ledger.entry.postedevt_8a03
12:04:21.514account.fundedevt_8a04
12:04:23.880transaction.clearedevt_8a05
Integrity
Signed payloads on every request.
HMAC-SHA256 signatures verified with a single helper in any SDK. Rotate signing keys without downtime; we keep the previous key valid through your cutover window.
HMAC-SHA256Zero-downtime
x-nova-signature
t=1717613124,v1=5257a8...8f3c
HMAC-SHA256(secret, t + "." + body)
→ rotate without downtime
Ordering
Per-resource ordering, every time.
Events for card_abc always arrive in the order they were emitted. Replay arbitrary time windows when downstream consumers need to rebuild state from scratch.
Per-resourceReplay
replay window
▸ 4,820 events queued · replay started 00:00:03 ago
Building blocks
More details engineers care about.
Schemas
Versioned, public JSON Schemas.
Validate inbound events against the same schema we emit.
Versioned
Fan-out
Multiple endpoints per event.
Multi-target
Filtering
Subscribe to event types and resource filters.
Filtered
Dashboard
Manual replay any event.
Inspect payload, headers, last delivery attempt, and status.
Replay
Backoff
Exponential up to 72h.
72h backoff
Backfill
Replay months at once when rebuilding state.
Bulk replay