Urban Decision OS · Riyadh Evidence Layer

Riyadh Evidence Atlas

A governed evidence registry showing what exists, what is incomplete, who must review it, and which outputs remain locked.

Advisory only
Internal only
Metadata pending
Human review required
Not official GIS

Operating board

8
Evidence families
1
Riyadh demo case
5
Review states
0
External outputs cleared

Evidence exists, but no buyer-facing output is cleared until metadata and reviewer concurrence are complete.

What this page answers

What evidence exists?
What is incomplete?
Who must review it?
Which outputs remain locked?

Evidence registry board

Spatial evidence

A
Needs review
USGS Context Tiles
Feeds ·Spatial context
Caveat ·Not official GIS.
B
Needs review
Visual Reference Tiles
Feeds ·Before / after evidence framing.
Caveat ·No engineering interpretation.

Municipal / public context

D
Metadata pending
Saudi Balady Municipal Service Surface
Feeds ·Municipal decision-readiness context.
Caveat ·No live API. No automated approval implied.
G
Needs review
Governance Notes
Feeds ·Governance footer · readiness-gap scenario.
Caveat ·Not a regulatory determination.

Market / statistical context

E
Metadata pending
REGA Market Signal
Feeds ·Developer Site Readiness · market-context scenario.
Caveat ·No price prediction. No transaction forecast.
F
Metadata pending
GASTAT Statistical Signal
Feeds ·Macro intelligence · urban-growth-pressure scenario.
Caveat ·No individual-level inference.

Pack readiness

C
Metadata pending
Metadata
Feeds ·Sufficiency gate + review readiness.
Caveat ·Capture dates / provenance pending.
H
Needs review
Gold Set
Feeds ·Executive brief readiness · pilot pipeline pack.
Caveat ·Not an endorsement or conclusion.

Public-source-informed references only. No official integration, endorsement, live API, or automated approval is implied.

Evidence governance vault

Secure proof section. Selected case, asset metadata, review-status legend, and the source-to-decision trace live here so the executive registry above can stay calm.

Selected case · REC-RIY-001

Geography: Riyadh Region · Riyadh Governorate · illustrative core zone.
Scope: Single demonstration case.
Status: Evidence partial · review required.
Review state: In review · awaiting senior-reviewer concurrence.
Asset categories: USGS context tiles · visual reference tiles · Saudi Balady surface · REGA market signal · GASTAT statistical signal · governance notes · metadata.
Next human action: Complete source registry and capture-date note before external citation.

Selected asset metadata

Asset: USGS context tile
Source family: USGS / EarthExplorer reference.
Geography: Riyadh Region · zone-level only.
Capture date: Source registry validation pending.
Metadata completeness: Partial.
External visibility: Internal only.

Review status model

Needs reviewNot read by reviewer.
Metadata pendingRequired fields incomplete.
Reviewer clearedLimitation acknowledged.
Gold setMetadata complete and senior reviewer concurred.
SuppressedBlocked from external use.

Source-to-decision trace

Source asset
Metadata check
Evidence quality
Context binding
Human review
Pack eligibility

Trace is explanatory only. It documents the review path; it does not score, approve, predict, or recommend action.