← the record

Proof: Japan's researcher Soai wins Nobel chemistry prize with France's Kagan

The record — the exact bytes that were hashed

{"first_seen":"2026-10-07T13:13:07Z","headline":"Japan's researcher Soai wins Nobel chemistry prize with France's Kagan","kind":"front-page-headline","rank":1,"source":"kyodo","url":"https://english.kyodonews.net/articles/-/87464","v":1}

Download headline-44e9f77854c9.json

SHA-256

44e9f77854c9c3c65718f7bddc976ea101d1dd4b274d7b03498f1c4ba3819029

OpenTimestamps

Confirmed in Bitcoin block 970345, mined 2026-10-07 13:35 UTC.

Download headline-44e9f77854c9.json.ots

Wayback Machine

• The record pageCaptured 2026-10-07 13:18 UTC — view the capture.
• The story pageCaptured 2026-10-07 11:37 UTC — view the capture.

Check it yourself — none of this needs this site

1. Hash the record: sha256sum headline-44e9f77854c9.json prints 44e9f77854c9c3c65718f7bddc976ea101d1dd4b274d7b03498f1c4ba3819029. Its first twelve characters are the end of this record's address.
2. Drop headline-44e9f77854c9.json and headline-44e9f77854c9.json.ots onto opentimestamps.org, which checks the receipt against the Bitcoin block chain. Or, with the OpenTimestamps client and a Bitcoin node: ots verify headline-44e9f77854c9.json.ots (ots upgrade first while the receipt is pending).
3. Open the Wayback Machine's captures above: the capture of the record page shows this hash as it stood then, and the capture of the story page shows the newsroom's own page.

Sealed automatically, 4 min after it was first seen.