{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:DOCTDPJI6TBZUQGV2GRVAFFJZE","short_pith_number":"pith:DOCTDPJI","schema_version":"1.0","canonical_sha256":"1b8531bd28f4c39a40d5d1a35014a9c902fadd5e8359f9b4ca98b1e9a2dfd912","source":{"kind":"arxiv","id":"1904.05679","version":1},"attestation_state":"computed","paper":{"title":"Fano varieties of K3 type and IHS manifolds","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.AG","authors_text":"Enrico Fatighenti, Giovanni Mongardi","submitted_at":"2019-04-11T13:20:53Z","abstract_excerpt":"We construct several new families of Fano varieties of K3 type. We give a geometrical explanation of the K3 structure and we link some of them to projective families of irreducible holomorphic symplectic manifolds."},"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":"1904.05679","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2019-04-11T13:20:53Z","cross_cats_sorted":[],"title_canon_sha256":"141ddbcbbf580a5200b1a2d94b7771f7c2187122cde5bbd5b286173ba86a4521","abstract_canon_sha256":"1cc7b961518925f528391e5022e0bf3ff5e6171388bbe0b5e5e80dcdaea34a3c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:48:48.759855Z","signature_b64":"V162PqW+Gp8uTP0/IpH/gEGUQ1uH55PNXRDqiM8MgvHCmCz7wFBPY4ey0J4T3oSNsnWGIW1ITM1YvKc355RtCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1b8531bd28f4c39a40d5d1a35014a9c902fadd5e8359f9b4ca98b1e9a2dfd912","last_reissued_at":"2026-05-17T23:48:48.759154Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:48:48.759154Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Fano varieties of K3 type and IHS manifolds","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.AG","authors_text":"Enrico Fatighenti, Giovanni Mongardi","submitted_at":"2019-04-11T13:20:53Z","abstract_excerpt":"We construct several new families of Fano varieties of K3 type. We give a geometrical explanation of the K3 structure and we link some of them to projective families of irreducible holomorphic symplectic manifolds."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.05679","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":"1904.05679","created_at":"2026-05-17T23:48:48.759276+00:00"},{"alias_kind":"arxiv_version","alias_value":"1904.05679v1","created_at":"2026-05-17T23:48:48.759276+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.05679","created_at":"2026-05-17T23:48:48.759276+00:00"},{"alias_kind":"pith_short_12","alias_value":"DOCTDPJI6TBZ","created_at":"2026-05-18T12:33:15.570797+00:00"},{"alias_kind":"pith_short_16","alias_value":"DOCTDPJI6TBZUQGV","created_at":"2026-05-18T12:33:15.570797+00:00"},{"alias_kind":"pith_short_8","alias_value":"DOCTDPJI","created_at":"2026-05-18T12:33:15.570797+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/DOCTDPJI6TBZUQGV2GRVAFFJZE","json":"https://pith.science/pith/DOCTDPJI6TBZUQGV2GRVAFFJZE.json","graph_json":"https://pith.science/api/pith-number/DOCTDPJI6TBZUQGV2GRVAFFJZE/graph.json","events_json":"https://pith.science/api/pith-number/DOCTDPJI6TBZUQGV2GRVAFFJZE/events.json","paper":"https://pith.science/paper/DOCTDPJI"},"agent_actions":{"view_html":"https://pith.science/pith/DOCTDPJI6TBZUQGV2GRVAFFJZE","download_json":"https://pith.science/pith/DOCTDPJI6TBZUQGV2GRVAFFJZE.json","view_paper":"https://pith.science/paper/DOCTDPJI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1904.05679&json=true","fetch_graph":"https://pith.science/api/pith-number/DOCTDPJI6TBZUQGV2GRVAFFJZE/graph.json","fetch_events":"https://pith.science/api/pith-number/DOCTDPJI6TBZUQGV2GRVAFFJZE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DOCTDPJI6TBZUQGV2GRVAFFJZE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DOCTDPJI6TBZUQGV2GRVAFFJZE/action/storage_attestation","attest_author":"https://pith.science/pith/DOCTDPJI6TBZUQGV2GRVAFFJZE/action/author_attestation","sign_citation":"https://pith.science/pith/DOCTDPJI6TBZUQGV2GRVAFFJZE/action/citation_signature","submit_replication":"https://pith.science/pith/DOCTDPJI6TBZUQGV2GRVAFFJZE/action/replication_record"}},"created_at":"2026-05-17T23:48:48.759276+00:00","updated_at":"2026-05-17T23:48:48.759276+00:00"}