From the trend: Shanghai wants almost half of its family cars to be electric by 2030
Will the Chinese electric carmaker BYD's share price rise on Wednesday?
Guess before the AIs
Yes or no? You first — then we show what 8 AIs answered.
Will the Chinese electric carmaker BYD's share price rise on Wednesday?
At the time of the question: HK$72.25
We’ll know the answer
Yes — 5 AIsYou are here
🇺🇸Meta AI🇨🇳Wenxin🇨🇳Qwen🇨🇳Kimi🇺🇸Gemini
Meta AI: Shanghai news helps electric car makers and lifts mood for buyers
No — 3 AIsYou are here
🇨🇳DeepSeek🇺🇸Claude🇺🇸ChatGPT
DeepSeek: Car maker BYD may rise on Shanghai's new electric-car push.
We check it on: finance.yahoo.com
We’ll know the answer
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How we will check the answer
We check it on: finance.yahoo.com
The answer is due on Oct 14, 2026.
When the day comes, an AI judge that searches the web checks the answer. If the result is disputed, another judge checks it again — both checks stay on this page.
Exact wording, as the AIs got it (in English)
Will BYD's Hong Kong share price (stock code 1211) close higher on Wednesday, October 14, 2026, than on Tuesday, October 13, 2026, by the Hong Kong stock exchange closing price?
Fingerprint matches ✓
The question and the AIs’ chances are exactly as they were when we sealed them.
Sealed by us on . Sent to OpenTimestamps, a free public registry that does not belong to us, 15 hours before the answer was due. Fixed for good: nobody, us included, can change it quietly now.
A fingerprint is a short code taken from a record when it is written. Change even one letter and the code is different.
The fingerprint itself, line 10 of the book: b22106a5f74dc25e20b20787947a5bd1ebc74fed5e85818143a06bccf4a0a42d
Check it yourself, without us
- The book of questions: duels.jsonl
- The list we sent and the registry’s answer: polya1-trends-2026-10-13-163645Z.txt · polya1-trends-2026-10-13-163645Z.txt.ots
- The first 10 lines of the book give the same number as the list:
head -n 10 duels.jsonl | shasum -a 256
- The registry’s answer shows when the list existed:
ots verify polya1-trends-2026-10-13-163645Z.txt.ots
or drop both files on opentimestamps.org.