← the record

Proof: Singapore shrouded in haze; PSI readings in the unhealthy range across the island

The record — the exact bytes that were hashed

{"first_seen":"2026-10-07T22:42:42Z","headline":"Singapore shrouded in haze; PSI readings in the unhealthy range across the island","kind":"front-page-headline","rank":1,"source":"straitstimes","url":"https://www.straitstimes.com/singapore/singapore-shrouded-in-haze-psi-readings-in-the-unhealthy-band-across-the-island?ref=top-stories","v":1}

Download headline-5065cfda7631.json

SHA-256

5065cfda7631580da654788a0555294623ce4271f82e1b5b3ae1fa5092682952

OpenTimestamps

Confirmed in Bitcoin block 970403, mined 2026-10-07 22:54 UTC.

Download headline-5065cfda7631.json.ots

Wayback Machine

• The record pageCaptured 2026-10-07 22:49 UTC — view the capture.
• The story pageCaptured 2026-10-07 22:49 UTC — view the capture.

Check it yourself — none of this needs this site

1. Hash the record: sha256sum headline-5065cfda7631.json prints 5065cfda7631580da654788a0555294623ce4271f82e1b5b3ae1fa5092682952. Its first twelve characters are the end of this record's address.
2. Drop headline-5065cfda7631.json and headline-5065cfda7631.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-5065cfda7631.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.