← the record

Proof: Labour wins Holborn and St Pancras by-election, beating Green leader Zack Polanski

The record — the exact bytes that were hashed

{"first_seen":"2026-10-09T02:31:20Z","headline":"Labour wins Holborn and St Pancras by-election, beating Green leader Zack Polanski","kind":"front-page-headline","rank":1,"source":"mirror","url":"https://www.mirror.co.uk/news/politics/holborn-st-pancras-by-election-37750551","v":1}

Download headline-5a8db856d371.json

SHA-256

5a8db856d371eec06500fe1e4187790cff183dc69223e39b9ded6b6d51ea1e12

OpenTimestamps

Confirmed in Bitcoin block 970574, mined 2026-10-09 02:44 UTC.

Download headline-5a8db856d371.json.ots

Wayback Machine

• The record pageCaptured 2026-10-09 02:33 UTC — view the capture.
• The story pageCaptured 2026-10-09 02:34 UTC — view the capture.

Check it yourself — none of this needs this site

1. Hash the record: sha256sum headline-5a8db856d371.json prints 5a8db856d371eec06500fe1e4187790cff183dc69223e39b9ded6b6d51ea1e12. Its first twelve characters are the end of this record's address.
2. Drop headline-5a8db856d371.json and headline-5a8db856d371.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-5a8db856d371.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, 1 min after it was first seen.