Certificate of Authenticity — Quiet Index

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

Quiet Index

Master Artist

Mateo Klein

Year & Medium

2025 · Archival pigment print with chemical intervention

Dimensions

Certificate Serial

CH-COA-1559d13c4c1b1a63215b3024a647d732-3680F5E0

Freeport Registry Status

✓ Swiss Freeport Eligible (Geneva / Zurich)

Cryptographic SHA-256 Provenance Ledger:

3680F5E03BD7D585A057BDEB45403FEC89F52983041BD8B307D1FBB28252BACE

Verification Protocol: https://artsa.com/verify-coa?q=quiet-index · Date: October 19, 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