Seller proof desk

Build a listing that can survive review.

Upload-ready structure, proof notes, and AI-assisted guidance stay in sandbox mode until real Supabase Storage and admin persistence are connected.

Seller flow

List a collectible

The seller flow supports sports and non-sports collectibles with a sandbox AI concierge, listing quality score, photo checklist, and Proof Passport preview before admin review.

1. Category

Collectible type, subject, maker, series, collection, player, or team.

2. Five photos

Front, back, signature closeup, certificate, condition detail.

3. Proof

COA, certificate number, authenticator, and provenance notes.

4. Pricing

Buy now, make offer, or auction foundation.

Listing quality

Readiness score

Item basics

Photo set

Certificate details

Proof notes

Condition and provenance

Price or auction target

AI listing concierge

This sandbox assistant drafts copy, spots proof gaps, and prepares admin review notes. It does not authenticate the item or approve the listing.

Suggestion: Wayne Gretzky signed framed jersey prepared for LockerProof review with certificate BA125456, 3 photo angles, condition notes, and provenance summary.

Still needed: Photo set.

Item title

Subject, maker, or playerCollection, series, or teamCategorySale type

Target priceCertificate number

Authenticator or proof source

Sandbox uploads

Select local files to simulate item photos and proof documents. Files are not uploaded anywhere; the names stay in this browser session only.

Choose sandbox files

Condition notesProvenance notes

Proof and provenance notes

Proof Passport preview

Status: Needs admin review
Authenticator: Beckett Authentication Services
Certificate: BA125456
Photos: 3/5

Admin handoff

Quality score 83. Needs Photo set before a clean approval.

Connected demo queue

This browser session acts like the prototype database. Submit here, review it in admin, then approve it to make the item appear in marketplace demo state.

Open admin review

Staging database persistence is intentionally hidden until the Supabase connection is configured.