← the record

Proof: Polls close in first round of Brazil’s high-stakes presidential election

The record — the exact bytes that were hashed

{"first_seen":"2026-10-04T21:32:47Z","headline":"Polls close in first round of Brazil’s high-stakes presidential election","kind":"front-page-headline","rank":1,"source":"guardian","url":"https://www.theguardian.com/world/2026/oct/04/brazil-presidential-election-lula-flavio-bolsonaro","v":1}

Download headline-a76e4f8a4c63.json

SHA-256

a76e4f8a4c6395f7f30f135f7343721cffa9b396ebcaf686ca883b60351f272a

OpenTimestamps

Confirmed in Bitcoin block 969910, mined 2026-10-04 21:53 UTC.

Download headline-a76e4f8a4c63.json.ots

Wayback Machine

• The record pageCaptured 2026-10-04 21:37 UTC — view the capture.
• The story pageCaptured 2026-10-05 00:00 UTC — view the capture.

Check it yourself — none of this needs this site

1. Hash the record: sha256sum headline-a76e4f8a4c63.json prints a76e4f8a4c6395f7f30f135f7343721cffa9b396ebcaf686ca883b60351f272a. Its first twelve characters are the end of this record's address.
2. Drop headline-a76e4f8a4c63.json and headline-a76e4f8a4c63.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-a76e4f8a4c63.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.