{"site":"dnb.com","task":"legal_admin.lookup_duns","available":true,"recipe":{"uri":"recipe://dnb.com/legal_admin.lookup_duns/public-preflight-v1","version":1,"status":"active","agent_class":"browser_agent_user_present","summary":"DUNS Number lookup and request pages; lookup is public, requesting/managing a DUNS requires an account.","steps":[{"order":1,"instruction":"Open the documented public path for Dun & Bradstreet: DUNS Number lookup and request pages; lookup is public, requesting/managing a DUNS requires an account.","evidence_gate":"Public source or help surface is visible."},{"order":2,"instruction":"Check the listed blockers and policy constraints before entering account, payment, booking, or cancellation state.","evidence_gate":"login_required, policy_parseable"},{"order":3,"instruction":"Stop before any irreversible or user-sensitive action and ask for explicit approval.","evidence_gate":"User approval is captured before final action."}],"guards":["DUNS is no longer required for US federal registration (UEI replaced it); clarify when it is actually needed.","Provide informational workflow guidance only, not legal advice."],"success_signals":["DUNS located for a business","Request flow identified"],"expires_at":"2026-06-10T05:46:59.973Z"},"known_blockers":["login_required"],"confidence":{"score":0.31,"level":"low","sample_size":3,"rationale":"Confidence reflects 1.05 effective weight, Wilson bounds 0.148961-0.992711, and Beta posterior mean 0.613607."},"freshness":{"updated_at":"2026-06-09T05:46:59.973Z","age_days":0,"status":"fresh","rationale":"Latest evidence is 0 days old."},"evidence":{"sample_size":3,"source_tiers":["public_web_observation"],"evidence_ids":["top100-legal_admin-27-dnbcom-legal-adminlookup-duns"],"latest_evidence_id":"top100-legal_admin-27-dnbcom-legal-adminlookup-duns","notes":["Public lookup/request pages documented; the UEI change is the key informational nuance.","Source: https://www.dnb.com/duns-number.html","Source: https://www.dnb.com/duns-number/lookup.html"]},"trust":{"score":0.32,"level":"low","reporter_count":0,"deduplicated_evidence_count":0,"quarantined_count":0,"rationale":"Low-trust public web observation from official or public task documentation; treat as directional until measured agent runs arrive."},"recommended_actions":[{"priority":"medium","actor":"agent","action":"DUNS is no longer required for US federal registration (UEI replaced it); clarify when it is actually needed.","expected_impact":"Keeps the agent inside documented, reversible, user-approved boundaries."}]}