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Proof: Japanese second-hand retailer reports up to 6.43 mil. customer records leak

The record — the exact bytes that were hashed

{"first_seen":"2026-10-09T03:51:13Z","headline":"Japanese second-hand retailer reports up to 6.43 mil. customer records leak","kind":"front-page-headline","rank":1,"source":"kyodo","url":"https://english.kyodonews.net/articles/-/87669","v":1}

Download headline-47b12107e25a.json

SHA-256

47b12107e25a5bf94925c80d00cb8e1e8462e9e09e70eb3504233b0e5b01d3fd

OpenTimestamps

Confirmed in Bitcoin block 970582, mined 2026-10-09 04:29 UTC.

Download headline-47b12107e25a.json.ots

Wayback Machine

• The record pageCaptured 2026-10-09 03:52 UTC — view the capture.
• The story pageCaptured 2026-10-09 03:52 UTC — view the capture.

Check it yourself — none of this needs this site

1. Hash the record: sha256sum headline-47b12107e25a.json prints 47b12107e25a5bf94925c80d00cb8e1e8462e9e09e70eb3504233b0e5b01d3fd. Its first twelve characters are the end of this record's address.
2. Drop headline-47b12107e25a.json and headline-47b12107e25a.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-47b12107e25a.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.