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.
Lithium Americas targets mechanical completion of Phase 1 in "late 2027", with the production ramp following in 2028. Only a half-year is given, so the pin takes the last day of 2027.
The department's own page for the loan backing the project; fetched and live in this run.[1]
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.