{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:SRR6WGNDHOLO6SCLEBOAFHOV4K","short_pith_number":"pith:SRR6WGND","canonical_record":{"source":{"id":"1901.06155","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2019-01-18T09:57:56Z","cross_cats_sorted":[],"title_canon_sha256":"8776a8b3a2d08558302f52f2f2d75149ee0e5b1b1831388775cb74b5b99d81fa","abstract_canon_sha256":"138a628b6ad8f2424d00760d49c7067ba7babd12eaf29c2dddfc74981b4031c3"},"schema_version":"1.0"},"canonical_sha256":"9463eb19a33b96ef484b205c029dd5e293b2fdd98afb100bd60b1f39edf0c7a3","source":{"kind":"arxiv","id":"1901.06155","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.06155","created_at":"2026-05-17T23:56:04Z"},{"alias_kind":"arxiv_version","alias_value":"1901.06155v1","created_at":"2026-05-17T23:56:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.06155","created_at":"2026-05-17T23:56:04Z"},{"alias_kind":"pith_short_12","alias_value":"SRR6WGNDHOLO","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_16","alias_value":"SRR6WGNDHOLO6SCL","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_8","alias_value":"SRR6WGND","created_at":"2026-05-18T12:33:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:SRR6WGNDHOLO6SCLEBOAFHOV4K","target":"record","payload":{"canonical_record":{"source":{"id":"1901.06155","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2019-01-18T09:57:56Z","cross_cats_sorted":[],"title_canon_sha256":"8776a8b3a2d08558302f52f2f2d75149ee0e5b1b1831388775cb74b5b99d81fa","abstract_canon_sha256":"138a628b6ad8f2424d00760d49c7067ba7babd12eaf29c2dddfc74981b4031c3"},"schema_version":"1.0"},"canonical_sha256":"9463eb19a33b96ef484b205c029dd5e293b2fdd98afb100bd60b1f39edf0c7a3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:56:04.400366Z","signature_b64":"X24gNMAi3pzPcIGIyvDFXBXdwINSpAMILmhSIHO4fUj2foII19asqVb+KTkeSzsWvb7MWWTfLSmATO8bnQwzDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9463eb19a33b96ef484b205c029dd5e293b2fdd98afb100bd60b1f39edf0c7a3","last_reissued_at":"2026-05-17T23:56:04.399795Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:56:04.399795Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1901.06155","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":"2026-05-17T23:56:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Am1SXaiCwxuFzQCt1ErF2vI2rDUJXc7l8/epULgx3E4gjAYwEBEpUdXMY+OkPciq2eH6puXRN6vDm44GB5GZDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T00:15:55.362907Z"},"content_sha256":"ef8050a9e475f51aa0ca419d20fd2a62d5ac685b78ee0b76a7c895f91329d755","schema_version":"1.0","event_id":"sha256:ef8050a9e475f51aa0ca419d20fd2a62d5ac685b78ee0b76a7c895f91329d755"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:SRR6WGNDHOLO6SCLEBOAFHOV4K","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"An example of Mirror Symmetry for Fano threefolds","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.AG","authors_text":"Andrea Petracci","submitted_at":"2019-01-18T09:57:56Z","abstract_excerpt":"In this note we illustrate the Fanosearch programme of Coates, Corti, Galkin, Golyshev, and Kasprzyk in the example of the anticanonical cone over the smooth del Pezzo surface of degree 6."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.06155","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":"2026-05-17T23:56:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1ukI/9fDBu5HV/FX+XdwlXTqU9rXpOyfeDV9CKl3iWOkVOfFeaR4StyFK97V7rGuvOVx3iBqF2quWWDO/seMDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T00:15:55.363519Z"},"content_sha256":"f4d08d0430784b6d62f0fa7b2c188e71bf95a50a31960882d00169d1962f90fa","schema_version":"1.0","event_id":"sha256:f4d08d0430784b6d62f0fa7b2c188e71bf95a50a31960882d00169d1962f90fa"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SRR6WGNDHOLO6SCLEBOAFHOV4K/bundle.json","state_url":"https://pith.science/pith/SRR6WGNDHOLO6SCLEBOAFHOV4K/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SRR6WGNDHOLO6SCLEBOAFHOV4K/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":"2026-06-08T00:15:55Z","links":{"resolver":"https://pith.science/pith/SRR6WGNDHOLO6SCLEBOAFHOV4K","bundle":"https://pith.science/pith/SRR6WGNDHOLO6SCLEBOAFHOV4K/bundle.json","state":"https://pith.science/pith/SRR6WGNDHOLO6SCLEBOAFHOV4K/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SRR6WGNDHOLO6SCLEBOAFHOV4K/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:SRR6WGNDHOLO6SCLEBOAFHOV4K","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":"138a628b6ad8f2424d00760d49c7067ba7babd12eaf29c2dddfc74981b4031c3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2019-01-18T09:57:56Z","title_canon_sha256":"8776a8b3a2d08558302f52f2f2d75149ee0e5b1b1831388775cb74b5b99d81fa"},"schema_version":"1.0","source":{"id":"1901.06155","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.06155","created_at":"2026-05-17T23:56:04Z"},{"alias_kind":"arxiv_version","alias_value":"1901.06155v1","created_at":"2026-05-17T23:56:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.06155","created_at":"2026-05-17T23:56:04Z"},{"alias_kind":"pith_short_12","alias_value":"SRR6WGNDHOLO","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_16","alias_value":"SRR6WGNDHOLO6SCL","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_8","alias_value":"SRR6WGND","created_at":"2026-05-18T12:33:27Z"}],"graph_snapshots":[{"event_id":"sha256:f4d08d0430784b6d62f0fa7b2c188e71bf95a50a31960882d00169d1962f90fa","target":"graph","created_at":"2026-05-17T23:56:04Z","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":"In this note we illustrate the Fanosearch programme of Coates, Corti, Galkin, Golyshev, and Kasprzyk in the example of the anticanonical cone over the smooth del Pezzo surface of degree 6.","authors_text":"Andrea Petracci","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2019-01-18T09:57:56Z","title":"An example of Mirror Symmetry for Fano threefolds"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.06155","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:ef8050a9e475f51aa0ca419d20fd2a62d5ac685b78ee0b76a7c895f91329d755","target":"record","created_at":"2026-05-17T23:56:04Z","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":"138a628b6ad8f2424d00760d49c7067ba7babd12eaf29c2dddfc74981b4031c3","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2019-01-18T09:57:56Z","title_canon_sha256":"8776a8b3a2d08558302f52f2f2d75149ee0e5b1b1831388775cb74b5b99d81fa"},"schema_version":"1.0","source":{"id":"1901.06155","kind":"arxiv","version":1}},"canonical_sha256":"9463eb19a33b96ef484b205c029dd5e293b2fdd98afb100bd60b1f39edf0c7a3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9463eb19a33b96ef484b205c029dd5e293b2fdd98afb100bd60b1f39edf0c7a3","first_computed_at":"2026-05-17T23:56:04.399795Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:56:04.399795Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"X24gNMAi3pzPcIGIyvDFXBXdwINSpAMILmhSIHO4fUj2foII19asqVb+KTkeSzsWvb7MWWTfLSmATO8bnQwzDQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:56:04.400366Z","signed_message":"canonical_sha256_bytes"},"source_id":"1901.06155","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ef8050a9e475f51aa0ca419d20fd2a62d5ac685b78ee0b76a7c895f91329d755","sha256:f4d08d0430784b6d62f0fa7b2c188e71bf95a50a31960882d00169d1962f90fa"],"state_sha256":"dc4fe5e7e800e9a498cf380ba2ef01f364b5d043b02c252890602ac1e31ef2f8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bY9Ekecpw6fiRribXFRls81pXQXkMewnED73chzzjkXDtQOe5MslL8Ie06DJiFu1X1Ds4skaA6MgHjPhdtwQBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T00:15:55.367183Z","bundle_sha256":"c203a051452a0d60bba545fd08c76e74dd1cf935f291ae469c3365b925733695"}}