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Vitahash records the day's articles on the Base blockchain once a day. This article has its stamp ID and joins the next batch.

Remember When Yahoo Ruled the Internet? 💜

@90sTimeCapsule · 17 Oct 2026

Stamp ID
STAMP-2026-1017-W6YWNSKY
Content hash
910084124a601a19cb8f5268b05df8dac955b87abc288f0a7931198b049ea751

Recorded on Base using canonicalization v2.

Check it yourself

Every number on this page came from Vitahash. Copy the article's exact text below and check it against the hash above, using any SHA-256 tool.

{"abstract":null,"agreement":false,"authors":[{"identity":"90sTimeCapsule","position":1,"role":"solo","weight":1.0000}],"body":{"content":[{"content":[{"text":"Before Google became everyone’s go-to, Yahoo was one of the biggest names on the…

Copy this text, paste it into any SHA-256 tool, and compare the result with the hash shown above. If the two match, this is exactly what Vitahash recorded.

For a technical reader: the terminal route

  1. 1. Hash the article yourself

    This downloads the exact text Vitahash hashed, in the exact form it hashed it, and hashes it again on your machine. Nothing Vitahash wrote runs here.

    curl -s "https://api.vitahash.org/api/verify/STAMP-2026-1017-W6YWNSKY/canonical" | shasum -a 256

    Should print 910084124a601a19cb8f5268b05df8dac955b87abc288f0a7931198b049ea751

The rules these commands follow are written down in full, so anyone can reimplement them.

Read the specification