# ProductKnowledgeGraph — canonical product record.
# Facts carry the URL they were read from, the day they were read and the
# SHA-256 of that page. `still_on_source: false` means the source has since
# stopped showing the fact; the reading date is left as it was.
# Canonical page: https://productknowledgegraph.com/products/openai-review-demo/northstar-trail-45

canonical_url: https://productknowledgegraph.com/products/openai-review-demo/northstar-trail-45
name: Northstar Trail 45
slug: northstar-trail-45
brand: Northstar Demo
model: NST-45-DEMO
family: Northstar Trail Backpacks
lifecycle: active
published_by: PKG OpenAI Reviewer Demo
official_source: https://productknowledgegraph.com/products/openai-review-demo/northstar-trail-45
source_status: third_party_observed
updated_at: '2026-08-29'
summary: Northstar Trail 45 is a Northstar Demo product of model NST-45-DEMO in the Northstar Trail Backpacks
  family. Its canonical record is published by PKG OpenAI Reviewer Demo on ProductKnowledgeGraph. Northstar
  Trail 45 carries manufacturer part number NST-45-DEMO. On 2026-08-29, productknowledgegraph.com listed
  it at 249.00 USD (in stock).
identifiers:
- type: mpn
  value: NST-45-DEMO
  issuer: Northstar Demo
facts:
- predicate: capacity
  value:
    display: 45 liters
  status: verified
  source_url: https://productknowledgegraph.com/products/openai-review-demo/northstar-trail-45
  read_at: '2026-08-29'
  content_sha256: a0414acc4010415a687103b814cf9e84bf1e3a79ab9e67c2c2488615fe551974
  last_checked: null
  still_on_source: null
  anchor: https://productknowledgegraph.com/products/openai-review-demo/northstar-trail-45/ai-summary#fact-capacity
offers:
- seller: productknowledgegraph.com
  url: https://productknowledgegraph.com/products/openai-review-demo/northstar-trail-45
  price: '249.00'
  currency: USD
  availability: in_stock
  observed_at: '2026-08-29'
not_claimed:
- No GTIN is published for this product.
- Nothing here is independently verified. Every fact carries the status it was recorded with, and 'source
  observed' means exactly that.
resources:
  ai_summary: https://productknowledgegraph.com/products/openai-review-demo/northstar-trail-45/ai-summary
  answer_blocks: https://productknowledgegraph.com/products/openai-review-demo/northstar-trail-45/answer-blocks.json
  evidence: https://productknowledgegraph.com/products/openai-review-demo/northstar-trail-45/evidence.jsonl
  llm_instructions: https://productknowledgegraph.com/products/openai-review-demo/northstar-trail-45/llm-instructions.txt
  manifest: https://productknowledgegraph.com/products/openai-review-demo/northstar-trail-45/manifest.json
  jsonld: https://productknowledgegraph.com/products/openai-review-demo/northstar-trail-45/product.jsonld
  markdown: https://productknowledgegraph.com/products/openai-review-demo/northstar-trail-45/profile.md
  text: https://productknowledgegraph.com/products/openai-review-demo/northstar-trail-45/profile.txt
  yaml: https://productknowledgegraph.com/products/openai-review-demo/northstar-trail-45/profile.yaml
  html: https://productknowledgegraph.com/products/openai-review-demo/northstar-trail-45/profile.html
  javascript: https://productknowledgegraph.com/products/openai-review-demo/northstar-trail-45/profile.js
