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Proof: The Herencia de México mariachi group makes history on Monday Night Football

The record — the exact bytes that were hashed

{"first_seen":"2026-09-29T23:52:53Z","headline":"The Herencia de México mariachi group makes history on Monday Night Football","kind":"front-page-headline","rank":1,"source":"mexiconews","url":"https://mexiconewsdaily.com/culture/herencia-de-mexico-mariachis-make-history-monday-night-football/","v":1}

Download headline-718bf7ed7881.json

SHA-256

718bf7ed788141e1e8fb9f9ac25ff7dc67a89e338309a8299dd6b5d8f97dc369

OpenTimestamps

Submitted to the OpenTimestamps calendars 2026-09-29 23:57 UTC; waiting for a Bitcoin block (usually a few hours).

Download headline-718bf7ed7881.json.ots

Wayback Machine

• The record pageCaptured 2026-09-30 00:10 UTC — view the capture.
• The story pageThe Wayback Machine could not capture the story page: error:no-request.

Check it yourself — none of this needs this site

1. Hash the record: sha256sum headline-718bf7ed7881.json prints 718bf7ed788141e1e8fb9f9ac25ff7dc67a89e338309a8299dd6b5d8f97dc369. Its first twelve characters are the end of this record's address.
2. Drop headline-718bf7ed7881.json and headline-718bf7ed7881.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-718bf7ed7881.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.