What (One-liner)

Canvas news-stream node: keyword / ticker → multi-source RSS aggregation over N days, with 3-path fallback cascade.

How to use

news_feed_v1 (query='Fed rate cut') → qibo (narrative context)
price_factor_v1 (NVDA) → news_feed_v1 → sentiment_factor_v1

Core formulas

See frontmatter. Three-path cascade: ticker → keyword → ticker_fallback.

Assumptions & applicability

Assumptions: RSS available, primarily US English mainstream media.

Applies to: Canvas news display, narrative inputs.

Does not apply to: second-level, deep NLP, non-US.

Known limitations

See frontmatter. Six items: RSS lag / keyword accuracy / US-only / API quotas / no dedup / timezone.

References

• Ahern-Sosyura (2014) JF — informational content of news
• Reuters / Bloomberg / Yahoo Finance RSS

Golden Test

N/A — not byte-deterministic.

Changelog

• 1.0.0 (2026-04-21) — First Active