- name
- cross_check
- description
- Multi-source verification with confidence ratings. Use for verifying factual claims, finding examples and verifying they match criteria, statistics, or research requiring cross-checking. Also triggers on 'find X and verify' discovery tasks. Triggers: verify, cross-check, find and verify, 驗證, 查證, 核實, 尋找, 搵.
- homepage
- https://github.com/marianachow0321/openclaw-skill-cross-check
- metadata
- { "clawdbot": { "emoji": "🔍", "requires": { "env": [] }, "files": ["references/*"] } }
Cross Check
Multi-source verification for factual claims with confidence scoring and source links.
Workflow
- Optimize query — see
{baseDir}/references/query-optimization.md. - Search first (REQUIRED) — ALWAYS use
web_searchas the primary tool. Never skip toweb_fetchdirectly. Runweb_search(query, count=10). If T1 found, stop. If only T2-3, run a second query. If contradictions, investigate. - Evaluate sources — classify by tier. See
{baseDir}/references/source-tiers.md. - Direct verify (optional, only after search) — use
web_fetch(url)only to verify specific URLs found via search. Never useweb_fetchas a substitute forweb_search. - Present — MUST include clickable source URLs for every result:
> [Answer] > Confidence: [T1-T5] ([%]) | Sources: name, ... | Verified: [date] | Note: [caveats]
Source URLs
CRITICAL: Every cited source MUST include a direct clickable URL. If URL unavailable: T1 → find alternative source, T2+ → downgrade one tier. Never list a source without its URL.
Error Handling
- Zero results → broaden query, retry once. Still empty → T1 confidence.
web_fetchfails → skip, note it, drop confidence one level.- All T4 sources → report T2, mark Uncertain.
- Contradictions → see
{baseDir}/references/research-patterns.md.
Security & Privacy
This skill uses only OpenClaw's built-in web_search and web_fetch tools. No data is sent to external services beyond what these tools do.
External Endpoints:
- Web search API (via OpenClaw's built-in web_search, provider depends on user config)
- Web pages (via OpenClaw's web_fetch for verification)
Data Handling:
- No credentials required
- No data stored locally
- Search queries sent through OpenClaw's configured search provider
- No autonomous invocation without user intent - activates when queries contain verification language
Trust Statement: By using this skill, your search queries are sent through OpenClaw's built-in web search provider. Only install if you trust OpenClaw's data handling practices.