One signed receipt by id (scope runs:read)
Not yet available — planned (ships with the extraction/monitor surfaces; sessions page their receipts at GET /sessions//receipts, which is live). An Extraction or MonitorRun carries a single receipt_id, resolved here.
Authorizations
fn_live_… or fn_test_… — Authorization: Bearer
Headers
Dated API version; defaults to the account pin. Honesty note: with one version in existence the gateway echoes any value back as effective WITHOUT validating it — validation against the known-versions set is planned, so send only real dated versions from https://docs.fiveninelabs.com/changelog
"2026-08-26"
Path Parameters
Response
The receipt
"rcpt_e41x8"
hmac-sha256, truncated display form
provider-billed-lower-bound | catalog-estimate | unavailable
capture-at-delivery and artifacts