Certificate of Authenticity — Monolith of the Last Echo

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

Monolith of the Last Echo

Master Artist

Marcus Holt

Year & Medium

2026 · Museum Giclée on Hahnemühle Cotton Rag

Dimensions

100 × 70 cm · Edition of 15

Certificate Serial

CH-COA-aw_monolith_of_the_last_echo-DC78727E

Freeport Registry Status

✓ Swiss Freeport Eligible (Geneva / Zurich)

Cryptographic SHA-256 Provenance Ledger:

DC78727E2B868FB9DE52038ABF6C07EF562C056CBBADFF217F05B344807A6F62

Verification Protocol: https://artsa.com/verify-coa?q=monolith-of-the-last-echo · 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