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Weekend Science Fiction Reads

@bookmarkedmoments · 1 Sept 2026

Stamp ID
STAMP-2026-0901-RPWHF46S
Content hash
20f81e746f2a1beb63e136de0a4b750b2c86c9d9cc538f0f2caf04b86019a2d5

Recorded on Base Sepolia using canonicalization v1.

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,"authors":[{"identity":"bookmarkedmoments","position":1,"role":"solo","weight":1.0000}],"body":{"content":[{"content":[{"content":[{"content":[{"marks":[{"type":"bold"}],"text":"Project Hail Mary","type":"text"},{"text":" b…

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-2026-0901-RPWHF46S/canonical" | shasum -a 256

    Should print 20f81e746f2a1beb63e136de0a4b750b2c86c9d9cc538f0f2caf04b86019a2d5

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

Read the specification