← the record

Proof: Chinese-German team builds ultra-sensitive ‘floating compass’ to hunt dark matter

The record — the exact bytes that were hashed

{"first_seen":"2026-09-05T12:10:08Z","headline":"Chinese-German team builds ultra-sensitive ‘floating compass’ to hunt dark matter","kind":"front-page-headline","rank":1,"source":"scmp","url":"https://www.scmp.com/news/china/science/article/3366481/chinese-german-team-builds-ultra-sensitive-floating-compass-hunt-dark-matter?module=top_story&pgtype=homepage","v":1}

Download headline-30f75ccf2768.json

SHA-256

30f75ccf2768599d131f78efb57ea2a6f63ce7c98de742919284956e95cbbea8

OpenTimestamps

Not sealed.

Wayback Machine

• The record pageNot sealed — no capture of this page was requested.
• The story pageNot sealed — no capture of the story page was requested.

Check it yourself — none of this needs this site

1. Hash the record: sha256sum headline-30f75ccf2768.json prints 30f75ccf2768599d131f78efb57ea2a6f63ce7c98de742919284956e95cbbea8. Its first twelve characters are the end of this record's address.
2. There is no OpenTimestamps receipt for this record yet.
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.

This headline has not been sealed. Headlines are sealed automatically within minutes of first being seen; older ones are sealed on request, and are then marked as a backfill.