{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2005:PO3G5VCMWJQJ5IKNECX7XRZCYU","short_pith_number":"pith:PO3G5VCM","canonical_record":{"source":{"id":"math/0511386","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"math.AG","submitted_at":"2005-11-15T14:53:54Z","cross_cats_sorted":[],"title_canon_sha256":"c0449e5ec5240ac4383676b40087ee8ddf52f70730161417476c9aaa0448adae","abstract_canon_sha256":"39bd03b89011f36c6873b1ef3962837a6a006909b1a0e6cb38f42a201f64c774"},"schema_version":"1.0"},"canonical_sha256":"7bb66ed44cb2609ea14d20affbc722c531d260c3691a7cb529fd8ba0ff64eb9f","source":{"kind":"arxiv","id":"math/0511386","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"math/0511386","created_at":"2026-05-18T00:34:05Z"},{"alias_kind":"arxiv_version","alias_value":"math/0511386v1","created_at":"2026-05-18T00:34:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.math/0511386","created_at":"2026-05-18T00:34:05Z"},{"alias_kind":"pith_short_12","alias_value":"PO3G5VCMWJQJ","created_at":"2026-05-18T12:25:53Z"},{"alias_kind":"pith_short_16","alias_value":"PO3G5VCMWJQJ5IKN","created_at":"2026-05-18T12:25:53Z"},{"alias_kind":"pith_short_8","alias_value":"PO3G5VCM","created_at":"2026-05-18T12:25:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2005:PO3G5VCMWJQJ5IKNECX7XRZCYU","target":"record","payload":{"canonical_record":{"source":{"id":"math/0511386","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"math.AG","submitted_at":"2005-11-15T14:53:54Z","cross_cats_sorted":[],"title_canon_sha256":"c0449e5ec5240ac4383676b40087ee8ddf52f70730161417476c9aaa0448adae","abstract_canon_sha256":"39bd03b89011f36c6873b1ef3962837a6a006909b1a0e6cb38f42a201f64c774"},"schema_version":"1.0"},"canonical_sha256":"7bb66ed44cb2609ea14d20affbc722c531d260c3691a7cb529fd8ba0ff64eb9f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:34:05.668766Z","signature_b64":"ICDCxlf4l1Tu/DRvdMVyvaq7s1tPWFOH+vvWeBB8exxjXzwRdr5Fg8pSBbLWrtfkNzv6x55RDGPd5KWvB0gYDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7bb66ed44cb2609ea14d20affbc722c531d260c3691a7cb529fd8ba0ff64eb9f","last_reissued_at":"2026-05-18T00:34:05.668017Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:34:05.668017Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"math/0511386","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:34:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lKvH0KuB3fPlNRCJrDbl3g+OydBKMZKQ8sx3L3r3bGEf4m8hnlw9+ZBKi63PIpWBQytFS0hiArS1qnaWcgclBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T14:37:23.315846Z"},"content_sha256":"38e35c6ca98dcce0b0ed5cf3729af89a08c96fd454a22bb2bc21369cd63c0c07","schema_version":"1.0","event_id":"sha256:38e35c6ca98dcce0b0ed5cf3729af89a08c96fd454a22bb2bc21369cd63c0c07"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2005:PO3G5VCMWJQJ5IKNECX7XRZCYU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Ruled Fano fivefolds of index two","license":"","headline":"","cross_cats":[],"primary_cat":"math.AG","authors_text":"Carla Novelli, Gianluca Occhetta","submitted_at":"2005-11-15T14:53:54Z","abstract_excerpt":"We classify Fano fivefolds of index two which are projectivization of rank two vector bundles over four dimensional manifolds."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"math/0511386","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:34:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4xwSNH3RhEHbYQmI5lvjmS5x1wDDaPPfjxdW31i1GnE6aeuSGP6JR++bx+XGn2ffHT922ho82MgAAh8ej8g6Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T14:37:23.316188Z"},"content_sha256":"c4a6a5b8854b077a97efa4be504a5f0242ccb6b555cac20a9e407e14ad4c30d2","schema_version":"1.0","event_id":"sha256:c4a6a5b8854b077a97efa4be504a5f0242ccb6b555cac20a9e407e14ad4c30d2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PO3G5VCMWJQJ5IKNECX7XRZCYU/bundle.json","state_url":"https://pith.science/pith/PO3G5VCMWJQJ5IKNECX7XRZCYU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PO3G5VCMWJQJ5IKNECX7XRZCYU/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-05T14:37:23Z","links":{"resolver":"https://pith.science/pith/PO3G5VCMWJQJ5IKNECX7XRZCYU","bundle":"https://pith.science/pith/PO3G5VCMWJQJ5IKNECX7XRZCYU/bundle.json","state":"https://pith.science/pith/PO3G5VCMWJQJ5IKNECX7XRZCYU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PO3G5VCMWJQJ5IKNECX7XRZCYU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2005:PO3G5VCMWJQJ5IKNECX7XRZCYU","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"39bd03b89011f36c6873b1ef3962837a6a006909b1a0e6cb38f42a201f64c774","cross_cats_sorted":[],"license":"","primary_cat":"math.AG","submitted_at":"2005-11-15T14:53:54Z","title_canon_sha256":"c0449e5ec5240ac4383676b40087ee8ddf52f70730161417476c9aaa0448adae"},"schema_version":"1.0","source":{"id":"math/0511386","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"math/0511386","created_at":"2026-05-18T00:34:05Z"},{"alias_kind":"arxiv_version","alias_value":"math/0511386v1","created_at":"2026-05-18T00:34:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.math/0511386","created_at":"2026-05-18T00:34:05Z"},{"alias_kind":"pith_short_12","alias_value":"PO3G5VCMWJQJ","created_at":"2026-05-18T12:25:53Z"},{"alias_kind":"pith_short_16","alias_value":"PO3G5VCMWJQJ5IKN","created_at":"2026-05-18T12:25:53Z"},{"alias_kind":"pith_short_8","alias_value":"PO3G5VCM","created_at":"2026-05-18T12:25:53Z"}],"graph_snapshots":[{"event_id":"sha256:c4a6a5b8854b077a97efa4be504a5f0242ccb6b555cac20a9e407e14ad4c30d2","target":"graph","created_at":"2026-05-18T00:34:05Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"We classify Fano fivefolds of index two which are projectivization of rank two vector bundles over four dimensional manifolds.","authors_text":"Carla Novelli, Gianluca Occhetta","cross_cats":[],"headline":"","license":"","primary_cat":"math.AG","submitted_at":"2005-11-15T14:53:54Z","title":"Ruled Fano fivefolds of index two"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"math/0511386","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:38e35c6ca98dcce0b0ed5cf3729af89a08c96fd454a22bb2bc21369cd63c0c07","target":"record","created_at":"2026-05-18T00:34:05Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"39bd03b89011f36c6873b1ef3962837a6a006909b1a0e6cb38f42a201f64c774","cross_cats_sorted":[],"license":"","primary_cat":"math.AG","submitted_at":"2005-11-15T14:53:54Z","title_canon_sha256":"c0449e5ec5240ac4383676b40087ee8ddf52f70730161417476c9aaa0448adae"},"schema_version":"1.0","source":{"id":"math/0511386","kind":"arxiv","version":1}},"canonical_sha256":"7bb66ed44cb2609ea14d20affbc722c531d260c3691a7cb529fd8ba0ff64eb9f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7bb66ed44cb2609ea14d20affbc722c531d260c3691a7cb529fd8ba0ff64eb9f","first_computed_at":"2026-05-18T00:34:05.668017Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:34:05.668017Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ICDCxlf4l1Tu/DRvdMVyvaq7s1tPWFOH+vvWeBB8exxjXzwRdr5Fg8pSBbLWrtfkNzv6x55RDGPd5KWvB0gYDg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:34:05.668766Z","signed_message":"canonical_sha256_bytes"},"source_id":"math/0511386","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:38e35c6ca98dcce0b0ed5cf3729af89a08c96fd454a22bb2bc21369cd63c0c07","sha256:c4a6a5b8854b077a97efa4be504a5f0242ccb6b555cac20a9e407e14ad4c30d2"],"state_sha256":"e4f13ce418e6054c7addfe6729ca0b02da0fe8500d39fd1c770345d43ffed09b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RzVlQFJw46PmzYXb2FEdEdLMddTHdSDqtsWKO1aa50d5y54W83wAic7KoekwZPdRXFBUISY04WdY96u+YtAvCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T14:37:23.318147Z","bundle_sha256":"87fc3105ad8e04edba1b08b7bab069a5a198353184889bf78e8b1218dbe88d58"}}