generated: '2026-07-19'
method: derived
source: openapi/interhyp-submission-openapi.yml, openapi/interhyp-submission-documents-openapi.yml
note: >-
  Entity-relationship graph derived from the Interhyp Submission API path
  hierarchy and $ref schema links. financingApplication is the root aggregate;
  a submission is the partner-facing case that a financing application is handed
  over into. The API exposes 714 component schemas; the entities below are the
  addressable REST resources.
entities:
- name: FinancingApplication
  id: financingApplicationId
  description: Root aggregate for a mortgage financing case (Baufinanzierung).
  relationships:
  - has_many: applicants
    via: financingApplicationId
  - has_many: applicantRelationships
    via: financingApplicationId
  - has_many: estates
    via: financingApplicationId
  - has_many: households
    via: financingApplicationId
  - has_many: financialStandings
    via: financingApplicationId
  - has_one: consultation
    via: financingApplicationId
  - has_one: offer
    via: financingApplicationId
  - has_one: venture
    via: financingApplicationId
  - has_many: informers
    via: financingApplicationId
  - has_many: submissions
    via: financingApplicationId
- name: Applicant
  id: applicantId
  belongs_to: FinancingApplication
  relationships:
  - has_many: financialStandings
    via: applicantId
- name: Estate
  id: estateId
  belongs_to: FinancingApplication
- name: Household
  belongs_to: FinancingApplication
- name: FinancialStanding
  id: financialStandingId
  belongs_to: FinancingApplication
  relationships:
  - has_many: existingLoans
    via: debtId
- name: Consultation
  belongs_to: FinancingApplication
- name: Offer
  belongs_to: FinancingApplication
- name: Venture
  belongs_to: FinancingApplication
- name: Informer
  id: informerId
  belongs_to: FinancingApplication
- name: Submission
  id: submissionId
  belongs_to: FinancingApplication
  description: Partner-facing case handed to a loan partner; carries status, logbook, calculations, credit-loans and documents.
  relationships:
  - has_one: financingApplication
    via: submissionId
  - has_many: calculations
    via: calculationType
  - has_many: creditLoans
    via: creditLoanId
  - has_one: logbook
    via: submissionId
  - has_one: status
    via: submissionId
  - has_many: handoverDocuments
    via: submissionId
  - has_many: uploadedDocuments
    via: documentId
  - has_many: commands
    via: submissionId
- name: PreSubmissionCheck
  id: preSubmissionCheckId
  description: Pre-flight eligibility check against an intent + loan partner before a submission is created.
  relationships:
  - has_many: commands
    via: preSubmissionCheckId
- name: Command
  id: commandId
  description: Asynchronous mutation request (modifySubmission / modifyPreSubmissionCheck); polled via getCommandsById.
- name: Document
  id: documentId
  belongs_to: Submission
  description: Submission document metadata + binary content (Submission Documents API).