Multimodal Appraisal Inspection & PAdES Digital Seal Pipeline

Multimodal Appraisal Inspection & PAdES Digital Seal Pipeline A workflow diagram generated by Archify. 01 / Field Appraiser Surface 02 / Cloudflare R2 Heavy Media (>50MB) 03 / Supabase Vault & Cadastral (<50MB) 04 / Kuwait Municipal & Bank Collateral Field Capture 3-Tier Storage Routing Multimodal AI & Vector CAD Hedonic Comps & Municipal FAR PAdES Digital Stamp Islamic Bank Collateral Storage Partitioning Tier Multimodal AI & Synthesis Kuwait Municipal & Certified Seal Appraiser Tablet · field inspection app · Field Appraiser Surface › Field Capture · offline-first Appraiser Tablet field inspection app offline-first Cloudflare R2 · heavy 4K tour (>50MB) · Cloudflare R2 Heavy Media (>50MB) › Storage Partitioning Tier › 3-Tier Storage Routing · $0 egress CDN · Cloudflare Cloudflare R2 heavy 4K tour (>50MB) $0 egress CDN Gemini 3.8 Flash · multimodal inspection · Cloudflare R2 Heavy Media (>50MB) › Multimodal AI & Vector CAD · speech & finishes Gemini 3.8 Flash multimodal inspection speech & finishes Hedonic Comps · depreciation score · Cloudflare R2 Heavy Media (>50MB) › Hedonic Comps & Municipal FAR · hedonic grid · PostgreSQL Hedonic Comps depreciation score hedonic grid Supabase Vault · photos, deeds, voice · Supabase Vault & Cadastral (<50MB) › 3-Tier Storage Routing · Postgres RLS · Supabase Supabase Vault photos, deeds, voice Postgres RLS CAD Vectorizer · DWG / PDF blueprints · Supabase Vault & Cadastral (<50MB) › Multimodal AI & Synthesis › Multimodal AI & Vector CAD · GFA/NLA polygons CAD Vectorizer DWG / PDF blueprints GFA/NLA polygons Law 33/2016 FAR · Baladia cap check · Supabase Vault & Cadastral (<50MB) › Multimodal AI & Synthesis › Hedonic Comps & Municipal FAR · zoning math · PostgreSQL Law 33/2016 FAR Baladia cap check zoning math PAdES Digital Seal · cryptographic seal · Kuwait Municipal & Bank Collateral › Kuwait Municipal & Certified Seal › PAdES Digital Stamp · certified appraiser PAdES Digital Seal cryptographic seal certified appraiser Islamic Bank Portal · mortgage underwriting · Kuwait Municipal & Bank Collateral › Kuwait Municipal & Certified Seal › Islamic Bank Collateral · 90-day horizon Islamic Bank Portal mortgage underwriting 90-day horizon stream 4K tour photos & deeds verify FAR cap valuation digest FAR pass & lock grade finishes dispatch collateral video frames load blueprints photos & notes Legend User UI Agent logic Context / trace Cloud service External system

3-Tier Partitioned Media Policy

  • • Supabase Storage vault stores confidential title deeds, civil ID cards, and site inspection photos (<50MB) under RLS
  • • Cloudflare R2 / Stream hosts heavy 4K walkthrough video tours (>50MB) with zero egress fees and zero VPS disk bottleneck
  • • Hostinger VPS strictly reserved for Mailbox IMAP/SMTP services — never stores heavy media files

Multimodal Feature & Speech Extraction

  • • Gemini 3.8 Flash extracts residential attributes from spoken Kuwaiti dialect voice memos
  • • CAD floorplan vectorizer calculates Gross Floor Area (GFA) and Net Leasable Area (NLA) efficiency ratios
  • • Vision grading classifies finishes (Super Deluxe, Deluxe, Commercial) and automatically applies structural crack penalties

Cryptographic PAdES Digital Seal

  • • Canonical SHA-256 digest binds municipal FAR compliance (Decision 288/2024) and valuation comps into certified PDF
  • • Embeds certified appraiser cryptographic stamp and 90-day banking expiration horizon
  • • Accepted for mortgage collateral underwriting by KFH, Boubyan, KIB, and Warba
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