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OpenAPI Specification

openapi: 3.2.0
info:
  title: Anygas Xyz Receipts API
  version: 3.28.2
  contact:
    name: Robyn AnyGas
    url: https://anygas.xyz
  license:
    name: Service terms
    url: https://anygas.xyz/svc/api/terms
  x-lastUpdated: '2026-07-29'
  description: 'Operations tagged receipts across 2 of this provider''s published API definitions: anygas-openapi.json, anygas-xyz-openapi.json. Each path carries the servers of the definition it was published in.'
servers:
- url: https://api.anygas.xyz/svc
  description: Production gateway (also https://anygas.xyz/svc)
tags:
- name: Receipts
paths:
  /api/receipt/info:
    get:
      tags:
      - Receipts
      summary: Settlement receipt service info
      operationId: receiptInfo
      responses:
        '200':
          description: info
          content:
            application/json:
              schema:
                type: object
    servers:
    - url: https://api.anygas.xyz/svc
      description: Production gateway (also https://anygas.xyz/svc)
  /api/receipt/verify:
    post:
      tags:
      - Receipts
      summary: Verify a settlement receipt (digest + relayer signature + signed terms)
      operationId: receiptVerify
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                receipt:
                  type: object
              required:
              - receipt
            example:
              receipt:
                version: anygas-receipt/1
                chainId: 8453
                legs: {}
                issuedAt: 0
                receiptDigest: 0x…
                signer: 0x…
                signature: 0x…
      responses:
        '200':
          description: '{valid, checks}'
          content:
            application/json:
              schema:
                type: object
    servers:
    - url: https://api.anygas.xyz/svc
      description: Production gateway (also https://anygas.xyz/svc)
  /api/receipt/deliver:
    post:
      tags:
      - Receipts
      summary: Deliver a relayer-signed receipt to a counterparty's sealed v2 mailbox
      operationId: receiptDeliver
      description: Seals the receipt (ML-KEM-768+X25519, one-time handle) to the recipient's messaging-v2 mailbox and stores it on the same wire shape as any message, so the counterparty gets verifiable proof without contacting Robyn. Only receipts signed by this relayer are accepted. Content-hash idempotent (replay is a no-op); reachable over OHTTP.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                to:
                  type: string
                  description: address or Robyn name with a v2 mailbox
                receipt:
                  type: object
                pass:
                  type: object
                  description: optional Plus pass
              required:
              - to
              - receipt
            example:
              to: sphynx.robynchain.eth
              receipt:
                version: anygas-receipt/1
      responses:
        '200':
          description: '{delivered, id, releaseAt, receiptDigest}'
          content:
            application/json:
              schema:
                type: object
        '400':
          description: receipt does not verify / missing field
        '403':
          description: not signed by this relayer
        '404':
          description: recipient has no v2 mailbox
    servers:
    - url: https://api.anygas.xyz/svc
      description: Production gateway (also https://anygas.xyz/svc)
x-refined-from:
- anygas-openapi.json
- anygas-xyz-openapi.json