{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:L5CSCIF36QWG2VTGB6KMEFPNU7","short_pith_number":"pith:L5CSCIF3","schema_version":"1.0","canonical_sha256":"5f452120bbf42c6d56660f94c215eda7d22ac7ea235a1de31e9789ecb2638ca1","source":{"kind":"arxiv","id":"1107.3794","version":1},"attestation_state":"computed","paper":{"title":"An Analysis of Chinese Search Engine Filtering","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CR","authors_text":"Christopher Bronk, Dan S. Wallach, Tao Zhu","submitted_at":"2011-07-19T17:52:23Z","abstract_excerpt":"The imposition of government mandates upon Internet search engine operation is a growing area of interest for both computer science and public policy. Users of these search engines often observe evidence of censorship, but the government policies that impose this censorship are not generally public. To better understand these policies, we conducted a set of experiments on major search engines employed by Internet users in China, issuing queries against a variety of different words: some neutral, some with names of important people, some political, and some pornographic. We conducted these quer"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1107.3794","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CR","submitted_at":"2011-07-19T17:52:23Z","cross_cats_sorted":[],"title_canon_sha256":"4669c3c51bc8f7a82f45f1a3abe3e8b8b8fbfc14af1deea18c38eea6c6227e59","abstract_canon_sha256":"35e9491ced376a7da95ec6cbfa95b32aa24f69ea52d3d917da5bb698cfa6b16a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:17:15.947270Z","signature_b64":"yWlq8m9WBI+bU9EFGZSuGYTUnD+Oe9u1rTVfSNxeNjA0D7PHTM8W8AiRvC6vyOVffnF9HuAstH7izjD2Bk/wBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5f452120bbf42c6d56660f94c215eda7d22ac7ea235a1de31e9789ecb2638ca1","last_reissued_at":"2026-05-18T04:17:15.946573Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:17:15.946573Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"An Analysis of Chinese Search Engine Filtering","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CR","authors_text":"Christopher Bronk, Dan S. Wallach, Tao Zhu","submitted_at":"2011-07-19T17:52:23Z","abstract_excerpt":"The imposition of government mandates upon Internet search engine operation is a growing area of interest for both computer science and public policy. Users of these search engines often observe evidence of censorship, but the government policies that impose this censorship are not generally public. To better understand these policies, we conducted a set of experiments on major search engines employed by Internet users in China, issuing queries against a variety of different words: some neutral, some with names of important people, some political, and some pornographic. We conducted these quer"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1107.3794","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1107.3794","created_at":"2026-05-18T04:17:15.946689+00:00"},{"alias_kind":"arxiv_version","alias_value":"1107.3794v1","created_at":"2026-05-18T04:17:15.946689+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1107.3794","created_at":"2026-05-18T04:17:15.946689+00:00"},{"alias_kind":"pith_short_12","alias_value":"L5CSCIF36QWG","created_at":"2026-05-18T12:26:34.985390+00:00"},{"alias_kind":"pith_short_16","alias_value":"L5CSCIF36QWG2VTG","created_at":"2026-05-18T12:26:34.985390+00:00"},{"alias_kind":"pith_short_8","alias_value":"L5CSCIF3","created_at":"2026-05-18T12:26:34.985390+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/L5CSCIF36QWG2VTGB6KMEFPNU7","json":"https://pith.science/pith/L5CSCIF36QWG2VTGB6KMEFPNU7.json","graph_json":"https://pith.science/api/pith-number/L5CSCIF36QWG2VTGB6KMEFPNU7/graph.json","events_json":"https://pith.science/api/pith-number/L5CSCIF36QWG2VTGB6KMEFPNU7/events.json","paper":"https://pith.science/paper/L5CSCIF3"},"agent_actions":{"view_html":"https://pith.science/pith/L5CSCIF36QWG2VTGB6KMEFPNU7","download_json":"https://pith.science/pith/L5CSCIF36QWG2VTGB6KMEFPNU7.json","view_paper":"https://pith.science/paper/L5CSCIF3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1107.3794&json=true","fetch_graph":"https://pith.science/api/pith-number/L5CSCIF36QWG2VTGB6KMEFPNU7/graph.json","fetch_events":"https://pith.science/api/pith-number/L5CSCIF36QWG2VTGB6KMEFPNU7/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/L5CSCIF36QWG2VTGB6KMEFPNU7/action/timestamp_anchor","attest_storage":"https://pith.science/pith/L5CSCIF36QWG2VTGB6KMEFPNU7/action/storage_attestation","attest_author":"https://pith.science/pith/L5CSCIF36QWG2VTGB6KMEFPNU7/action/author_attestation","sign_citation":"https://pith.science/pith/L5CSCIF36QWG2VTGB6KMEFPNU7/action/citation_signature","submit_replication":"https://pith.science/pith/L5CSCIF36QWG2VTGB6KMEFPNU7/action/replication_record"}},"created_at":"2026-05-18T04:17:15.946689+00:00","updated_at":"2026-05-18T04:17:15.946689+00:00"}