{"system":"GoGuides Trust Evaluate","api_version":"evaluate-v3.2","source":"goguides","license":"https://www.goguides.com/data-license","license_version":"2.0","query":"zhuokai-zhao.com","query_normalized":"zhuokai-zhao.com","self_url":"https://www.goguides.com/evaluate.php?domain=zhuokai-zhao.com","signal_url":"https://www.goguides.com/signal.json","trust_id":"GG-9326064704","favicon_seed":"ed5817d39a31b236","favicon_url":"https://www.goguides.com/favicon_img.php?u=zhuokai-zhao.com&s=32","observed":true,"known_to_queue":false,"trust_state":"observed","lookup_type":"domain_match","public_eligible":true,"profile_allowed":true,"favicon_allowed":true,"policy_status":"allowed","status":"allowed","ai_rank":73,"grade":"A","trust_confidence":0.73,"confidence":0.73,"source_type":"commercial","summary":{"visibility_state":"public","ai_usage_level":"trusted_reference_candidate","trust_level":"public_eligible","trust_confidence":0.73,"recommendation":"Eligible for public trust display and limited machine use.","last_seen":"2026-10-14 08:59:01","bot_hit_count":1,"trust_measurement_count":1},"machine_use":{"version":"1.0","status":"observed_not_verified","read":true,"summarize":true,"cite":false,"recommend":false,"transact":false,"sensitive_advice":false,"decision":"readable_observed_not_verified","basis":["known_to_goguides","publicly_eligible","policy_allowed","stable_trust_id"],"limits":["not_verified_active_record","citation_not_cleared","recommendation_not_cleared","autonomous_transaction_not_cleared","sensitive_advice_not_cleared","claims_not_independently_verified"]},"documentation":{"white_paper_url":"https://www.goguides.com/white-paper.php","pdf_url":"https://www.goguides.com/whitepapers/goguides-ai-source-clearance-white-paper.pdf","verified_text_url":"https://www.goguides.com/verified-text.php?q=gravity&format=json","verified_text_note":"Live verified-text topic lookup for hallucination-resistant citation workflows, with source attribution, license metadata, machine-use guidance, hash scope, previews, and canonical full-record URLs."},"verification":{"status":"unverified"},"crawl_status":{"state":"observed"},"activity_signal":{"recently_observed":true,"bot_hit_count":1,"observation_count":1,"bot_count":1,"last_seen":"2026-10-14 08:59:01"},"freshness":{"state":"Stale","last_crawl_days":60},"refresh_eligibility":{"cooldown_hours":24,"eligible":true,"eligible_at":"2026-08-15T11:45:42-04:00","eligible_in_seconds":0},"last_crawled_at":"2026-08-14 11:45:42","signal_last_changed_at":"2026-08-14 11:45:42","first_seen":"2026-08-27 09:26:45","last_observed":"2026-08-27 09:26:45","record_freshness_label":"Stale","days_observed":0,"trust_record_age":47,"trust_measurement_count":1,"observation_count":1,"observation_span":"0 days across 1 observations","stability_window":47,"current_trust_state_since":"2026-08-27 09:26:45","days_since_last_change":47,"rank_algo_state_changes":0,"trust_record_fingerprint":"5e1573467263fa7d5872fed1efa207e29cf2589cf5affcda50e401222f899169","provenance":{"scope":"objective_web_state_v2","collector":"GoGuidesCrawler","summary":{"stored_state_count":1,"observation_count":1,"first_observed_at":"2026-08-14 11:45:43","last_observed_at":"2026-08-14 11:45:43","changes":{"content":0,"robots":0,"dns":0,"tls_certificate":0,"final_url":0}},"current":{"observation_kind":"full_fetch","requested_url":"https://zhuokai-zhao.com/","final_url":"https://zhuokai-zhao.com/","http_status":200,"redirect_count":0,"content_type":"text/html; charset=utf-8","response_bytes":79543,"page_title":"Zhuokai Zhao -- Personal Webpage","robots":{"allowed":true,"reason":"allowed","robots_txt_sha256":"4975ada3430770438591943fd8943e93e1eab3b5c3c91c8469d513b1ddb951a0"},"dns":{"public_ips":["185.199.108.153"],"nameservers":["ns55.domaincontrol.com","ns56.domaincontrol.com"],"dns_sha256":"56cc3594cfdc25514d89ababd64da5b7bae5f9f7f933de2f7dc0fce53fa99c8a"},"tls":{"certificate_sha256":"138f6d37c46440da674777f1f6baf356f219ce25dd2dd02028687e01cd1518ed","issuer":"CN=YR2,O=Let's Encrypt,C=US","valid_from":"2026-06-29 08:42:23","valid_until":"2026-09-27 08:42:22"},"hashes":{"content_sha256":"664efb80abfb7b9fa44a1d3f37c5fd3b123f7ba8c16d44f72c4ea4da434e8d87","html_sha256":"a33ad7153cdbb741da6863a142405137cded7e9164f8613211ab26c0fed45028","provenance_sha256":"dd754490cab5024833ee369298e89d17d51124f18188803b761c02838e2636cf"},"first_observed_at":"2026-08-14 11:45:43","last_observed_at":"2026-08-14 11:45:43","observation_count":1}},"gate":{"status":"allowed","policy_status":"allowed","public_eligible":true,"profile_allowed":true,"favicon_allowed":true,"ai_rank":73,"grade":"A"},"matched_domain":"zhuokai-zhao.com","matched_url":"https://zhuokai-zhao.com/","history_url":"https://www.goguides.com/history/zhuokai-zhao.com","verify_url":"https://www.goguides.com/verify/zhuokai-zhao.com","state_url":"https://www.goguides.com/state/zhuokai-zhao.com","changes_url":"https://www.goguides.com/changes/zhuokai-zhao.com","semantics":{"web_state_version":"web-state-v3","bitmasks":{"ai_policy_mask":{"version":"ai-policy-mask-v1","url":"https://www.goguides.com/docs/web-state.json#ai_policy_mask"},"schema_type_mask":{"version":"schema-type-mask-v1","url":"https://www.goguides.com/docs/web-state.json#schema_type_mask"}}},"result":{"status":"known","host":"zhuokai-zhao.com","canonical":"https://zhuokai-zhao.com/","known":{"url":"https://zhuokai-zhao.com/","ai_rank":73,"grade":"A","fetched":"2026-08-14 11:45:42","source_type":"commercial"}},"ts_utc":"2026-10-14T12:59:01Z","machine_actions":{"request_url":{"capability_id":"goguides.url_request","api_version":"url-request-v1","method":"POST","endpoint":"https://www.goguides.com/request-url","content_type":"application/json","freshness":"use-current-or-crawl-on-miss","status_endpoint_template":"https://www.goguides.com/request-url/status/{request_id}","documentation":"https://www.goguides.com/docs/request-url.html","openapi":"https://www.goguides.com/docs/openapi.yaml","semantics":{"known_url":"return stored GoGuides intelligence when available","unknown_safe_url":"may be accepted into the protected GoGuides crawler pipeline","authoritative_record":"created only by GoGuides observation; caller cannot write trust state directly","discovery_only_here":true,"adoption_requires_explicit_post":true}}},"capability_discovery":{"human_developer_hub":"https://www.goguides.com/developers","machine_discovery":"https://www.goguides.com/machine-use.json","openapi":"https://www.goguides.com/docs/openapi.yaml","evaluate_documentation":"https://www.goguides.com/docs/evaluate","batch_evaluate_documentation":"https://www.goguides.com/docs/evaluate-batch","web_state_documentation":"https://www.goguides.com/docs/web-state","change_intelligence_documentation":"https://www.goguides.com/docs/change-intelligence","claim_support_documentation":"https://www.goguides.com/docs/claim-support","content_relationships_documentation":"https://www.goguides.com/docs/content-relationships"}}