Preâmbulo nº 3
Português · English · Artwork documentation
This page confirms the validity of the Certificate of Authenticity (COA). It also provides the COA-ID and INV identification codes, along with this artwork’s essential metadata. The physical COA, stamped and signed by the artist, remains the valid document.
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MENDES, Lucas. Preâmbulo nº 3. 2026. Digital photomontage, pigment print on canvas, 42 × 59.4 cm. Preâmbulos series.
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2026 — ECA 60 Anos exhibition
University of São Paulo Innovation Center, São Paulo.
September 21–October 2, 2026. -
COA-ID: COA-LM-2026-013
INV: INV-LM-2026-013-IAC-A2-PRE
FREQUENTLY ASKED QUESTIONS
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These are details that place the artwork in context: title, year, medium, dimensions, and series, plus a brief exhibition history where applicable. They provide transparency without disclosing sensitive information.
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It is the physical Certificate of Authenticity signed by the artist. It certifies authorship and identifies the artwork (title, year, medium and support, dimensions, series/edition), and includes the COA-ID, place and date, and a signature with a stamp. It serves as documentary evidence of authenticity and does not establish ownership, which derives from an invoice, contract, or other valid transfer document.
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It is the artist’s unique, permanent inventory code, which identifies the artwork across all records. Example: INV-LM-2025-001-OT-80×120-NP. It appears on the COA, on the back of the artwork, and in the collection spreadsheet.
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Personal information, prices, contracts, technical reports, or complete documentation. These are kept in the artwork’s file and are not publicly accessible. Depending on the circumstances, they may be shared upon request.
Last updated: October 20, 2026.