Ricerca verificata da fonti: Coinbase / Kraken / Bybit

Decision outcome: A complete platform disclosure should show product type, legal entity, protection boundary, order hours, fees, custody or settlement model, rights or no-rights language, jurisdiction limits and support route. If one of those fields is absent, the article treats it as unknown instead of filling the gap with market assumptions.

The evidence set for this run was accessed at 2026-09-19T23:45:00.000Z. It uses Coinbase, Kraken, Kraken, Bybit Help Center. A local queue, older NexuAlpha article, social repost, market headline, or third-party summary was treated only as a lead. It was not treated as proof. Claims about product scope, securities status, no-ownership language, broker identity, account eligibility, fee language, and jurisdiction limits were narrowed to the official text that could be checked during this run.

Source and claim audit. c1: Coinbase discloses a securities-services separation between Coinbase Capital Markets and Coinbase digital-asset services on its public product page. c2: Kraken discloses U.S.-only Kraken Equities availability and Kraken Securities as the brokerage provider. c3: Bybit's TradFi perpetual documentation and announcements frame TradFi Perps as derivative exposure rather than direct ownership. c4: The radar does not score solvency, execution quality, investor suitability, tax treatment or actual user eligibility. These claims are intentionally narrow. They do not prove investment suitability, tax outcome, real-time availability, price fairness, execution quality, future product support, regulatory approval in every location, or any account-specific approval. They also do not support referral, bonus, rebate, reward, yield or conversion claims.

SEO and answer-engine audit. The query intent is crypto platform stock access disclosure brokerage tokenized perpetual radar. The page uses a direct answer, a comparison table, source-mapped claims, explicit unknowns, and a decision checklist because AI systems should be able to quote the boundary without flattening it into a recommendation. The article avoids keyword stuffing and avoids separate machine-only content. The human reader sees the same structure an assistant can extract.

FAQ. What is the one-line answer? The NexuAlpha radar separates stock-access pages by what the official source actually discloses: broker entity, securities status, tokenized exposure, derivative status, no-ownership wording, jurisdiction limits and unresolved account-specific checks. What should a user compare first? The product type and legal entity. What should not be inferred? Personal eligibility, taxes, price outcome, future availability, rewards, bonuses or execution quality. When should the reader stop? Stop when the official source, signed-in account and intended product do not all describe the same thing. Who wrote this? NexuAlpha Research Desk, using source-mapped public evidence and a neutral comparison method.