Sample data · fictional artists, works, galleries, houses and events for demonstration only

Research

The Library

The registry's sources, the evidence levels behind every line, the engines, and the open leads: claims still waiting for the record that would settle them.

Documented

Reported

Proposed

Sources cited

Evidence levels

What Each Label Means

documented

A primary record we can point to: a checklist, a catalogue, a court judgment.

reported

Stated by a published secondary source, cited.

proposed

A claim by an owner, seller or researcher, not yet independently corroborated.

hearsay

Second- or third-hand; kept, labelled, never relied on alone.

Open leads

Claims Awaiting the Record

Date	Claim	Kind	Evidence
c.1952	Said to pass to a family estate (claimed)	Custody claim	proposed
2019	Owner states the work hung in a family home 1960–2019 (claimed)	Custody claim	hearsay

Search the registry Open the map

The engines

The Instruments

I · Intake & documents

intake	Document intake, SHA-256 de-duplication, OCR and claim extraction	built in
appraisal_parser	Parses expert opinions / appraisals into structured fields	built in
image_prep	Cleans, crops and frames images for plates	built in
plates	Builds framed image plates	built in

II · People, places & time

period_check	Checks each claimed event against who was where, when	built in
people_places_triangulation	Triangulates people, places and dates around the work	built in
network_map	Writes the Obsidian network folder	built in
eventchain	Custody event chain with insurance / shipping / exhibition handoff signals	built in
gap_analysis	Custody gaps and the records that should exist	built in
circumstantial_case	Investigator-style circumstantial case, each strand evidence-labelled	built in
surfacing_points	Every point the work surfaces: records expected, archives, draft requests	built in
vault_validate	Validates the Obsidian vault: weak links, overlaps, custody timeline, cohort fit	built in

III · The artist's universe

catalogue_raisonne	Catalogue raisonné coverage and title collisions	built in
authenticator_ledger	Ledger of works accepted by each authority; criteria consistency	built in
oeuvre_context	Oeuvre size, dimensions and population estimates	built in
comparative_atlas	Side-by-side comparison against the artist's corpus	built in
technical_compare	Technical comparison: canvas, ground, signature, palette	built in
pigment_oeuvre	Subject pigments against the whole oeuvre	built in

IV · Science & forgery screen

forensics	Document forensics: PDF metadata, edits, translator blocks	built in
forgery_hallmarks	Forgery-hallmarks screen (a screen, never a verdict)	built in
materials_benchmark	Period materials benchmark against published technical studies	built in

V · Appraisal review

appraisal_benchmark	Green / yellow / red scoring against USPAP and house standards	built in
appraisal_ledger	Ledger of every valuation and its basis	built in
credential_check	Appraiser credential checks	built in
provenance_checklist	Provenance and discovery checklist toward the CBPS threshold	built in
discovery_benchmark	Discovery benchmark	built in

VI · Registry, stamp & output

ledger	Hash-chained transaction ledger	built in
stamp	Stamp of Approval workflow (human sign-off required)	built in
memo_template	Memorandum skeleton and QA table	built in
export	Lender / attachment package export	built in
obsidian_export	Obsidian export / import	built in
lookups	Cached public-source lookups	built in
marketplace	Robots-respecting public market watch	built in
public	Public registry pages	built in