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Proof: Tennis: Nishikori bids career farewell still in love with sport

The record — the exact bytes that were hashed

{"first_seen":"2026-10-06T14:31:35Z","headline":"Tennis: Nishikori bids career farewell still in love with sport","kind":"front-page-headline","rank":1,"source":"kyodo","url":"https://english.kyodonews.net/articles/-/87366","v":1}

Download headline-d3952ed4944e.json

SHA-256

d3952ed4944ecefd745ada7d0a614122179c858d2ad9580d8d17160391007565

OpenTimestamps

Confirmed in Bitcoin block 970187, mined 2026-10-06 14:58 UTC.

Download headline-d3952ed4944e.json.ots

Wayback Machine

• The record pageCaptured 2026-10-06 14:33 UTC — view the capture.
• The story pageCaptured 2026-10-06 13:43 UTC — view the capture.

Check it yourself — none of this needs this site

1. Hash the record: sha256sum headline-d3952ed4944e.json prints d3952ed4944ecefd745ada7d0a614122179c858d2ad9580d8d17160391007565. Its first twelve characters are the end of this record's address.
2. Drop headline-d3952ed4944e.json and headline-d3952ed4944e.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-d3952ed4944e.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.