{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:EH2L67HBIEVGP22IWHVTHOSRRD","short_pith_number":"pith:EH2L67HB","schema_version":"1.0","canonical_sha256":"21f4bf7ce1412a67eb48b1eb33ba5188c8111fc743972de3b9353d889f9deb67","source":{"kind":"arxiv","id":"1704.03843","version":2},"attestation_state":"computed","paper":{"title":"Internal characterizations of productively Lindel\\\"of spaces","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.GN","authors_text":"Leandro F. Aurichi, Lyubomyr Zdomskyy","submitted_at":"2017-04-12T17:07:46Z","abstract_excerpt":"We present an internal characterization for the productively Lindel\\\"of property, thus answering a long-standing problem attributed to Tamano. We also present some results about the relation Alster spaces vs. productively Lindel\\\"of spaces."},"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":"1704.03843","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.GN","submitted_at":"2017-04-12T17:07:46Z","cross_cats_sorted":[],"title_canon_sha256":"2c907b6dca3e72d0230da904e210892622a13fef886fe3fe98fa041354fe1bc1","abstract_canon_sha256":"d28e108cc17f78529d9a9f9054430f3176e6b61523ac7fa7ca63fe153d77d775"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:28:55.978276Z","signature_b64":"+TWl4odAIenMC8lRkfMdbqvDuXhBk8T1lyl5dJF29OcKfP1fy1d/2s5EccBp503KEklU7IOhHtMhwz/45OcaCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"21f4bf7ce1412a67eb48b1eb33ba5188c8111fc743972de3b9353d889f9deb67","last_reissued_at":"2026-05-18T00:28:55.977853Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:28:55.977853Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Internal characterizations of productively Lindel\\\"of spaces","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.GN","authors_text":"Leandro F. Aurichi, Lyubomyr Zdomskyy","submitted_at":"2017-04-12T17:07:46Z","abstract_excerpt":"We present an internal characterization for the productively Lindel\\\"of property, thus answering a long-standing problem attributed to Tamano. We also present some results about the relation Alster spaces vs. productively Lindel\\\"of spaces."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1704.03843","kind":"arxiv","version":2},"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":"1704.03843","created_at":"2026-05-18T00:28:55.977911+00:00"},{"alias_kind":"arxiv_version","alias_value":"1704.03843v2","created_at":"2026-05-18T00:28:55.977911+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1704.03843","created_at":"2026-05-18T00:28:55.977911+00:00"},{"alias_kind":"pith_short_12","alias_value":"EH2L67HBIEVG","created_at":"2026-05-18T12:31:12.930513+00:00"},{"alias_kind":"pith_short_16","alias_value":"EH2L67HBIEVGP22I","created_at":"2026-05-18T12:31:12.930513+00:00"},{"alias_kind":"pith_short_8","alias_value":"EH2L67HB","created_at":"2026-05-18T12:31:12.930513+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/EH2L67HBIEVGP22IWHVTHOSRRD","json":"https://pith.science/pith/EH2L67HBIEVGP22IWHVTHOSRRD.json","graph_json":"https://pith.science/api/pith-number/EH2L67HBIEVGP22IWHVTHOSRRD/graph.json","events_json":"https://pith.science/api/pith-number/EH2L67HBIEVGP22IWHVTHOSRRD/events.json","paper":"https://pith.science/paper/EH2L67HB"},"agent_actions":{"view_html":"https://pith.science/pith/EH2L67HBIEVGP22IWHVTHOSRRD","download_json":"https://pith.science/pith/EH2L67HBIEVGP22IWHVTHOSRRD.json","view_paper":"https://pith.science/paper/EH2L67HB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1704.03843&json=true","fetch_graph":"https://pith.science/api/pith-number/EH2L67HBIEVGP22IWHVTHOSRRD/graph.json","fetch_events":"https://pith.science/api/pith-number/EH2L67HBIEVGP22IWHVTHOSRRD/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/EH2L67HBIEVGP22IWHVTHOSRRD/action/timestamp_anchor","attest_storage":"https://pith.science/pith/EH2L67HBIEVGP22IWHVTHOSRRD/action/storage_attestation","attest_author":"https://pith.science/pith/EH2L67HBIEVGP22IWHVTHOSRRD/action/author_attestation","sign_citation":"https://pith.science/pith/EH2L67HBIEVGP22IWHVTHOSRRD/action/citation_signature","submit_replication":"https://pith.science/pith/EH2L67HBIEVGP22IWHVTHOSRRD/action/replication_record"}},"created_at":"2026-05-18T00:28:55.977911+00:00","updated_at":"2026-05-18T00:28:55.977911+00:00"}