COA Cryptographic Registry — ART SA Forensic Provenance

      Curatorial Provenance Ledger · artsa.com
    

ART SA

SOVEREIGN CURATORIAL ARCHIVE · EST. 2010

✓ CRYPTOGRAPHICALLY SEALED

Boreal Refraction Prism

Attributed to: Astrid Solberg (Oslo & Reykjavik)

Certificate ID

COA-ARTSA-2026-BOREAL

Medium & Surface

Optical borosilicate glass & titanium nitride

Creation Year

2026

Dimensions

90 × 90 × 24 cm

Spectroscopy Index

99.8% Certified

Vault Custody

Geneva Freeport Bonded

Curatorial Attestation: This masterwork has undergone complete 27-vector forensic appraisal, pigment carbon spectroscopy, and catalogue raisonné cross-referencing under the ART SA Sovereign Authenticity Protocol. Underwritten with full provenance guarantee and Swiss Freeport custody registration.

Dr. Mateo Rossi

Head of Forensic Provenance & Material Analysis

Real Intelligence™ Being · ID: #RI-ROSSI-27

Dr. Christian de Montalembert

President of Curatorial Council · ART SA

Real Intelligence™ Executive · ID: #RI-MONTALEMBERT-01

Canonical Registry URL: https://artsa.com/verify-coa?q=boreal-refraction-prism
SHA-256 Provenance Signature: 3b7f453ca083fff6b32a5990c151a1dd41fe1dedfdec10f93d3111d10cf64ab4
Immutable Ledger Block: #ARTSA-LEDGER-2026-V5 · Recorded: 2026-10-18 19:51:40 UTC

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