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Run receipt

real subjectcompleted

Verifiable Crux artifact for Coinbase: budget, source decisions, final brief, and Gateway settlement proof.

6/28/2026, 10:00:23 PM
6707c268-9a4e-4f9c-b197-e9e8f3ca410c
$0.030
budget
$0.012
spent
2
sources bought
house
payer
claude-haiku-4.5
model

Source decisions

SourcePriceDecisionRationale / settlement
Wikipedia Overview
wikipedia
$0.002bought
Wikipedia provides foundational overview of Coinbase's business model, history, and role in crypto; good complement to financial filings.
Gateway ref 2d9d97c6-2...0ce0148bc7
Wikidata Structured Facts
wikidata
$0.001not inspected
SEC EDGAR Filings
edgar
$0.01bought
Coinbase is a US-listed public company (COIN/NASDAQ); EDGAR provides authoritative regulatory filings essential for credible research.
Gateway ref c1b87abd-c...51507a4eb7
Hacker News Discussion
news
$0.003not inspected

Final brief

Coinbase Global, Inc. is an American cryptocurrency exchange founded in 2012 by Brian Armstrong and Fred Ehrsam. As of 2024, it is the largest U.S.-based cryptocurrency exchange and the world's largest bitcoin custodian. The company serves over 100 million users across more than 100 countries and holds approximately $516 billion in digital assets, including approximately 12% of all bitcoin in existence and 11% of all staked Ether. Coinbase is a U.S. public company trading on the NASDAQ under the ticker COIN and is subject to SEC regulatory oversight via audited disclosures (10-K, 10-Q, 8-K filings).

Proof

Previews2
Purchases2
Settlement refs2
Tokens3516
Citations
Wikipedia Overview ↗SEC EDGAR Filings ↗