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Proof: Haze in S’pore: PSI crosses 101 in central region as air quality enters unhealthy range

The record — the exact bytes that were hashed

{"first_seen":"2026-09-04T02:41:09Z","headline":"Haze in S’pore: PSI crosses 101 in central region as air quality enters unhealthy range","kind":"front-page-headline","rank":1,"source":"straitstimes","url":"https://www.straitstimes.com/singapore/haze-in-singapore-psi-crosses-101-in-central-region-as-air-quality-enters-unhealthy-range?ref=top-stories","v":1}

Download headline-5ac78256c1f5.json

SHA-256

5ac78256c1f5dd9791dedb9a9ec7f5d44c4ee9b7df983d544637a9523f5c4f52

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-5ac78256c1f5.json prints 5ac78256c1f5dd9791dedb9a9ec7f5d44c4ee9b7df983d544637a9523f5c4f52. 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.