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Platform Architecture

Engineering built for statutory precision.

iPO Hub is not a database with a UI. It is an event-sourced, hash-chained compliance engine running at the edge — designed from first principles around UK landlord statutory obligations.

Five architectural pillars

Every design decision in iPO Hub traces back to one of five foundational principles.

01

Event Sourcing

The system of record is an append-only event store. Every state change — tenancy created, certificate renewed, notice issued — is an immutable event. Current state is derived by replaying events, never by mutating records.

Enables full audit history, temporal queries, and event replay for compliance verification.

02

SHA-256 Hash Chaining

Each event entry is SHA-256 hashed and references the hash of the previous entry. This creates a cryptographic chain where any retroactive modification is mathematically detectable.

CPR Part 39 compliant. Court-admissible evidence bundles generated automatically.

03

Edge-First Runtime

All compute runs at the network edge — no origin server, no cold starts, no single point of failure. Strict sandboxing provides sub-millisecond startup with full process isolation.

Global distribution, 99.9%+ availability, DDoS-resistant by architecture.

04

Direct Rail Invariant

Rent flows directly from tenant to landlord via standing order. iPO Hub has zero custody of rental income — this is an architectural invariant enforced at the data model level, not a policy.

Eliminates misappropriation risk. No client money protection insurance required.

05

Statutory Alignment Engine

Compliance obligations are modelled as first-class domain objects with statutory references, deadlines, and penalty schedules. The engine continuously evaluates portfolio state against statutory requirements.

Covers 12+ UK statutes. Automatically generates notices, reminders, and evidence bundles.

06

Zero-Trust Security

No passwords. No VPN. Passkey (WebAuthn FIDO2) and magic-link authentication. Role-based access control with principle of least privilege. Every access event is logged.

Phishing-resistant. No password database to breach. Hardware key MFA for admin access.

Platform capabilities

Every layer of the iPO Hub platform is purpose-built for compliance precision, resilience, and statutory alignment.

Frontend

Global edge delivery

Server-rendered pages delivered from the edge. Sub-100ms time-to-first-byte globally with no origin server latency.

Compute

Edge-native compute — sub-millisecond cold starts

All business logic runs in isolated, sandboxed compute units at the network edge. Zero cold-start latency. No shared infrastructure.

Event Store

Distributed relational database

Append-only event log with SHA-256 hash chaining. Read models projected from events. Fully consistent within each entity boundary.

Document Storage

Geo-redundant object storage

Compliance certificates, tenancy agreements, and evidence bundles stored with zero-egress redundancy. Signed URL access only.

Auth

Passkey-first, phishing-resistant authentication

Hardware-bound passkeys and email magic-links. No passwords stored. Session tokens in HttpOnly cookies with strict SameSite policy.

Email

Transactional compliance notifications

Magic links, compliance alerts, and statutory notices delivered with DKIM/SPF/DMARC enforcement.

Observability

Real-time platform monitoring — no sampling

Real-time metrics, error tracking, and performance monitoring. No third-party analytics SDKs or data sharing.

Statutory reference framework

Every compliance obligation in iPO Hub is mapped to its statutory source. The engine evaluates portfolio state against these obligations continuously.

Housing Act 1988

Assured tenancies, Section 21, Section 8

Landlord and Tenant Act 1985

Repair obligations, fitness for habitation

Deregulation Act 2015

Section 21 prescribed requirements

Housing and Planning Act 2016

Banning orders, database of rogue landlords

Homes (Fitness for Human Habitation) Act 2018

HHSRS, damp & mould standards

Tenant Fees Act 2019

Permitted payments, prohibited fees

Renters' Rights Act 2025

Abolition of Section 21, periodic tenancies

Awaab's Law (Social Housing Act 2023)

14-day damp & mould remediation

Finance Act 2015 (Section 24)

Mortgage interest restriction

Gas Safety (Installation and Use) Regulations 1998

Annual CP12 requirement

Electrical Safety Standards Regulations 2020

5-year EICR requirement

Energy Performance of Buildings Regulations 2012

EPC minimum E rating

GRC risk shielding

Governance, Risk & Compliance is not a dashboard — it is a continuous evaluation loop. iPO Hub runs GRC checks on every portfolio event.

Continuous Compliance Monitoring

The compliance engine evaluates every property against all applicable statutory obligations on every event. No manual checks required.

  • Certificate expiry tracking
  • Notice deadline monitoring
  • Repair SLA enforcement
  • Licence renewal alerts

Automated Evidence Generation

CPR Part 39 compliant evidence bundles are generated automatically for every compliance event. Ready for tribunal or court proceedings.

  • SHA-256 hash-chained entries
  • Timestamped event records
  • Document version history
  • Contractor sign-off records

Penalty Exposure Elimination

By automating every statutory obligation, iPO Hub eliminates the primary causes of landlord fines, rent repayment orders, and tribunal awards.

  • £0 target penalty exposure
  • Proactive deadline alerts
  • Automated notice generation
  • Compliance status dashboard

Audit-Ready at All Times

Every action, every document, every notice is recorded in the immutable ledger. Council inspections, tribunal proceedings, and HMRC enquiries — always ready.

  • Immutable audit trail
  • Document chain of custody
  • Statutory notice archive
  • Inspector-ready reports