Certificate of Authenticity — The Submerged Metropolis

ART

SA • CH

Certificate of Authenticity

Real Intelligence™ Sovereign Archival Record · Geneva & Zurich

This document certifies that the artwork detailed below is a registered, original masterpiece, cataloged under the permanent sovereign ledger of ART SA and verified through 27-Vector Real Intelligence™ curatorial spectroscopy.

Title of Masterwork

The Submerged Metropolis

Master Artist

Marcus Holt

Year & Medium

2026 · 16K Generative Digital Canvas

Dimensions

140 × 90 cm · Edition of 12

Certificate Serial

CH-COA-aw_the_submerged_metropolis-2A3BB1F4

Freeport Registry Status

✓ Swiss Freeport Eligible (Geneva / Zurich)

Cryptographic SHA-256 Provenance Ledger:

2A3BB1F4A73168B2ED514BF3DA6C304FD3293D1099EA6E891104CF7E373C0D1F

Verification Protocol: https://artsa.com/verify-coa?q=the-submerged-metropolis · Date: October 18, 2026

Dr. Mateo Rossi

Material Spectroscopy

Curatorial Board RI

Lady Genevieve Sterling

Director of Provenance

Archival Ledger RI

Arthur Pendelton-Hayes

Custodian of the Vault

Sovereign Custody RI