# UsefulCharts
> UsefulCharts — Wikidata Q130216303; Canadian company; source revision 2450903934, modified 2026-01-03T14:33:31Z.

- Canonical entity: https://readyscan.ai/entities/usefulcharts-q130216303
- Website listed in the source snapshot: https://usefulcharts.com/
- Category: [Wikidata companies](https://readyscan.ai/directory/wikidata-companies)
- Machine record: https://readyscan.ai/discovery/entities/usefulcharts-q130216303.json
- Material fingerprint: fnv1a64:1cf36dd563639ac9
- Entity revision: fnv1a64:6457020be9adb4f7
- Published: 2026-07-29
- Modified: 2026-07-29

## Source-backed claims
- Source description: Canadian company Sources: https://www.wikidata.org/wiki/Special:EntityData/Q130216303.json?revision=2450903934
- Source-listed website: usefulcharts.com — https://usefulcharts.com/ Sources: https://www.wikidata.org/wiki/Special:EntityData/Q130216303.json?revision=2450903934
- Wikidata item: Wikidata Q130216303 Sources: https://www.wikidata.org/wiki/Special:EntityData/Q130216303.json?revision=2450903934
- Source revision: 2450903934, modified 2026-01-03T14:33:31Z Sources: https://www.wikidata.org/wiki/Special:EntityData/Q130216303.json?revision=2450903934

## Sources
- [UsefulCharts — Wikidata Q130216303](https://www.wikidata.org/wiki/Special:EntityData/Q130216303.json?revision=2450903934) — Wikidata
- [Wikidata data access](https://www.wikidata.org/wiki/Help:Data_access) — Wikidata
- [Wikidata reuse permission](https://www.wikidata.org/wiki/Wikidata:Licensing) — Wikidata
- [CC0 1.0 Universal](https://creativecommons.org/publicdomain/zero/1.0/) — Wikidata

## Agent return protocol
- Discover the bounded graph: https://readyscan.ai/api/v1/ai-search/discovery
- Retrieve this entity evidence: https://readyscan.ai/api/v1/ai-search/entities/usefulcharts-q130216303/evidence
- Verify a published claim ID: https://readyscan.ai/api/v1/ai-search/verify?entity=usefulcharts-q130216303&claim={claim-id}
- Verification evaluates only the current published evidence revision. Unsupported interpretation remains unknown.

## Publication boundary
- This public-sourced, unclaimed record republishes selected permitted snapshot facts and has not been verified as controlled by an owner.
- Publication does not guarantee crawling, indexing, training inclusion, citation, recommendation, referral, or revenue.