sdDatePublished-only markdown semantics check 53495959.

This article is for checking index.md date semantics on run 53495959.

It should have sdDatePublished only, without a fake date field in the public markdown output.

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Source: https://sd-md-check-53495959.example.ai/articles/skimmr-story-001
sdDatePublished: 2026-04-15T14:40:00Z
Topics: Cyber security, Financial markets
Locations: 東京, Kyiv