The first entry is always the pin's source. Overall confidence is a weighted average of how firmly each reference supports the start and end times used above; a reference counts half as much for every 180 days older than the newest.
Date has passed, but arstechnica.com does not confirm it happened then; unverified.
CNN Money could not be fetched (503 error), but its own headline, "Apple has a quarter-trillion dollars in cash", and 2 May 2017 publish date - matching the pin's stored date exactly - independently corroborate the pin's claim about Apple's record cash reserves.
CNBC could not be fetched (403 error), but its own headline reporting Apple's "cash hoard swells to record $256.8 billion" and its 2 May 2017 publish date match the pin's stored date, corroborating the claim via a second reputable financial outlet.
Something missing or wrong? Say it in your own words: a link that backs this pin up, a different start or end date and why, or a fact it lacks or gets wrong. The AI checks it against this pin's sources, searches for better ones, and adds any page that backs you up. The pin's own sources still count most.