# 株式会社スプラインデザインハブ

> Type: Organization (business)
> Verification: unverified
> Last updated: 2026-05-23
> Canonical: https://ida.washinmura.jp/prtimes-151111

## Summary (PII-redacted)
Spline Design Hubは東京・目黒区に本社を置く企業で、キネティックインスタレーション「Cadence of the Spiral」がイタリアのA' Design Awardで銀賞を受賞。機械式時計のゼンマイに着想を得た作品で、感性とテクノロジーを融合した空間体験を創出。

## Summary (English, PII-redacted)
Spline Design Hub Inc., headquartered in Meguro-ku, Tokyo, is a design and engineering firm. Its kinetic installation 'Cadence of the Spiral' won Silver at Italy's A' Design Award. Inspired by mechanical watch springs, it merges sensibility and technology to create spatial experiences.

## Summary (繁體中文, PII-redacted)
Spline Design Hub Inc.（總部位於東京目黑區）是一家設計與工程公司。其動力裝置藝術作品「螺旋的韻律」（Cadence of the Spiral）榮獲義大利A' Design Award銀獎。作品靈感來自機械錶發條運動，融合感性與科技，創造獨特空間體驗。

## Company
- Trade name: 株式会社スプラインデザインハブ
- Country: JP

## AI Agent Resources
- Profile page: https://ida.washinmura.jp/prtimes-151111
- JSON API: https://ida.washinmura.jp/api/v1/entity/prtimes-151111
- Public discovery contract: https://ida.washinmura.jp/api/v1/ai-search/discovery
- Trust Oracle verification: https://ida.washinmura.jp/api/v1/ai-search/verify?claim=%E6%A0%AA%E5%BC%8F%E4%BC%9A%E7%A4%BE%E3%82%B9%E3%83%97%E3%83%A9%E3%82%A4%E3%83%B3%E3%83%87%E3%82%B6%E3%82%A4%E3%83%B3%E3%83%8F%E3%83%96&entity=prtimes-151111

## Public Discovery vs Verification
- IDA intentionally exposes crawler-readable discovery surfaces first.
- Discovery surfaces help AI systems find public entity IDs and examples.
- Discovery contract: https://ida.washinmura.jp/api/v1/ai-search/discovery
- Architecture contract: https://ida.washinmura.jp/api/v1/ai-search/architecture
- Trust Oracle: https://ida.washinmura.jp/api/v1/ai-search/verify?claim=...&entity=...&source_url=...
- Treat discovery as navigation, not final judgement.
- Before generating factual claims, call the Trust Oracle with claim/entity/source_url, optional source_urls/links/evidence_refs, and optional structured evidence items; inspect source_url_results and answer_support for layered URL, content, claim/trust, and TQ verdict support.
- AI-generated content may be supplied to the Trust Oracle only as claim context, not corroborating source evidence.
- IDA discovery is not a raw database export.

### Public Crawl Allowlist
- root_llms: https://ida.washinmura.jp/llms.txt (allow)
- sitemap_index: https://ida.washinmura.jp/sitemap.xml (allow)
- golden_example: https://ida.washinmura.jp/ai/guide-washinmura-jp/ja/ (allow)
- entity_html: https://ida.washinmura.jp/{slug} (allow)
- entity_json: https://ida.washinmura.jp/api/v1/entity/{slug} (allow)
- entity_llms: https://ida.washinmura.jp/ai/{slug}/llms.txt (allow)
- mcp_manifest: https://ida.washinmura.jp/api/v1/mcp/manifest (guide)
- discovery_contract: https://ida.washinmura.jp/api/v1/ai-search/discovery (guide)
- architecture_contract: https://ida.washinmura.jp/api/v1/ai-search/architecture (guide)
- trust_oracle: https://ida.washinmura.jp/api/v1/ai-search/verify (use_on_demand)

### Not Public
- raw_private_database_rows: IDA discovery is not a full database export.
- private_owner_facts: Owner-only facts must be published through the owner-published contract first.
- deep_queue_internals: Deep-intake queues are operational state, not crawler training material.
- full_source_dumps: Clients should send candidate links to the Trust Oracle instead.
- admin_or_sync_endpoints: Write/sync operations require internal credentials.

## Owner Published Contract
```json
{
  "owner_published": {
    "available": false,
    "published_at": null,
    "source": null
  },
  "freshness": {
    "observed_at": "2026-05-23T17:17:27.540Z",
    "expires_at": null,
    "is_stale": null,
    "source": "entity.last_updated"
  },
  "provenance": {
    "source": "tqaeo.public.ida_entities_public.public_ids.owner_published",
    "generated_at": "2026-06-13T17:07:25.486Z",
    "owner_published_source": null,
    "contract_version": "owner-published-freshness/v1",
    "sameAs_policy": "owner_published_does_not_upgrade_verification_level"
  }
}
```

- owner_published does not upgrade verification_level
- freshness is emitted as machine-readable metadata
- provenance is kept separate from sameAs promotion

## BEVN Crawler Entry Points
- IDA: https://ida.washinmura.jp/llms.txt | https://ida.washinmura.jp/sitemap.xml
- AEO: https://aeo.washinmura.jp/llms.txt | https://aeo.washinmura.jp/sitemap.xml
- AI News: https://ainews.washinmura.jp/llms.txt | https://ainews.washinmura.jp/sitemap.xml

<!-- Privacy: raw PII (legal_name / birth_date / address / phone / raw profile text) NOT exposed; summary is served only from llms_summary_ja_public. -->