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Delta Witness

Machine-verifiable capture and preflight verification of public web sources. Returns timestamped content hashes plus a public verifier, keeping raw capture artifacts private. Access is payment-gated via the x402 v2 protocol using USDC on Base mainnet. Proves observation and change, not truth.

Description excerpted from the original listing, which is linked below.

Open it Source code

Facts

Published: 11 Sep 2026 (11 Sep 2026)
Medium: web
Language: English (the page says so itself)
First seen: 8 Oct 2026, 12:25 UTC

Built with

Claude Code: confirmed
the agent's own trailer in the repository's commit history

What we can see

85 hygiene score

Certificate issued by WE1, 43 days remaining
Cookie attributes no cookies set
Credentials and payment does not ask for either
No strict transport security
Served over HTTPS
Mail authentication neither published
No insecure resources
Redirects none
Security headers 5 of 5 set, policy permits inline or evaluated script
Third-party origins 1
Transport security TLS 1.3

Observed 8 Oct 2026 by fetching the page as a browser would. This describes hygiene and transparency, not safety: a missing header does not make a site dangerous, and a complete set does not make it trustworthy.

Made this?

Show it on your own site or README. It links back to this page.

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For a web page

<a href="https://bitsexplorer.com/i/2266900/delta-witness"><img src="https://bitsexplorer.com/badge/2266900.svg" alt="Featured on BitsExplorer" height="22"></a>

For a README (Markdown)

[![Featured on BitsExplorer](https://bitsexplorer.com/badge/2266900.svg)](https://bitsexplorer.com/i/2266900/delta-witness)

Changes we have seen

8 Oct 2026 first indexed

Delta Witness

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