{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:7YZYFEF747SQ6SHPZQL64JJWC6","short_pith_number":"pith:7YZYFEF7","canonical_record":{"source":{"id":"1407.5510","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.DG","submitted_at":"2014-07-21T14:34:32Z","cross_cats_sorted":["math.SG"],"title_canon_sha256":"65d4a44c816303ab9998c961f96e02273afaf899e9af86f7888984a3b8531c0f","abstract_canon_sha256":"d0f5011ea2c448695124622a755f0145a61eccf7a502f159b19b2db24128edc6"},"schema_version":"1.0"},"canonical_sha256":"fe338290bfe7e50f48efcc17ee2536179a6b7a7fcc4a4fc77dd8068afe08e481","source":{"kind":"arxiv","id":"1407.5510","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.5510","created_at":"2026-05-17T23:53:01Z"},{"alias_kind":"arxiv_version","alias_value":"1407.5510v1","created_at":"2026-05-17T23:53:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.5510","created_at":"2026-05-17T23:53:01Z"},{"alias_kind":"pith_short_12","alias_value":"7YZYFEF747SQ","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_16","alias_value":"7YZYFEF747SQ6SHP","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_8","alias_value":"7YZYFEF7","created_at":"2026-05-18T12:28:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:7YZYFEF747SQ6SHPZQL64JJWC6","target":"record","payload":{"canonical_record":{"source":{"id":"1407.5510","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.DG","submitted_at":"2014-07-21T14:34:32Z","cross_cats_sorted":["math.SG"],"title_canon_sha256":"65d4a44c816303ab9998c961f96e02273afaf899e9af86f7888984a3b8531c0f","abstract_canon_sha256":"d0f5011ea2c448695124622a755f0145a61eccf7a502f159b19b2db24128edc6"},"schema_version":"1.0"},"canonical_sha256":"fe338290bfe7e50f48efcc17ee2536179a6b7a7fcc4a4fc77dd8068afe08e481","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:53:01.779431Z","signature_b64":"gJa7t2LC94nwvZrLBy/isYmwblGKa+RvUURVM6kX1cgK4ilRo/T8VGooJnHpiOQJn+fEG36mlL+J/yTiX2p0BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fe338290bfe7e50f48efcc17ee2536179a6b7a7fcc4a4fc77dd8068afe08e481","last_reissued_at":"2026-05-17T23:53:01.778768Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:53:01.778768Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1407.5510","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":"2026-05-17T23:53:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ezNjfwhE0aLc7P+7hpwM3aGmnbocmNW+iJWE6l7fBLQQ7uhQnsPH5xgm7eYfXeTmhYfe0LHz+hPs1IcjgL9FCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T08:54:26.705212Z"},"content_sha256":"1580177d65b9973d2e80f7627b725b76b28c72a71d97a7d274183f44f9260e4c","schema_version":"1.0","event_id":"sha256:1580177d65b9973d2e80f7627b725b76b28c72a71d97a7d274183f44f9260e4c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:7YZYFEF747SQ6SHPZQL64JJWC6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Locally conformal symplectic nilmanifolds with no locally conformal K\\\"ahler metrics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.SG"],"primary_cat":"math.DG","authors_text":"Giovanni Bazzoni, Juan Carlos Marrero","submitted_at":"2014-07-21T14:34:32Z","abstract_excerpt":"We obtain an example of a compact locally conformal symplectic nilmanifold which admits no locally conformal K\\\"ahler metrics. This gives a new positive answer to a question raised by L. Ornea and M. Verbitsky."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.5510","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":"2026-05-17T23:53:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jDN8VQGKVC/sMiGc/K/tuAQG/9lqFEa7AsiRE8SAKSbfRidcLtILhmhykmzNQ2OOaJKYWqoJcRC/Bjs2Cv+2Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T08:54:26.705958Z"},"content_sha256":"a0287e0ec87cee056e56f9b1e389d1dc12eae64d47359bd9f1031109d1a53eef","schema_version":"1.0","event_id":"sha256:a0287e0ec87cee056e56f9b1e389d1dc12eae64d47359bd9f1031109d1a53eef"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7YZYFEF747SQ6SHPZQL64JJWC6/bundle.json","state_url":"https://pith.science/pith/7YZYFEF747SQ6SHPZQL64JJWC6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7YZYFEF747SQ6SHPZQL64JJWC6/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":"2026-06-09T08:54:26Z","links":{"resolver":"https://pith.science/pith/7YZYFEF747SQ6SHPZQL64JJWC6","bundle":"https://pith.science/pith/7YZYFEF747SQ6SHPZQL64JJWC6/bundle.json","state":"https://pith.science/pith/7YZYFEF747SQ6SHPZQL64JJWC6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7YZYFEF747SQ6SHPZQL64JJWC6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:7YZYFEF747SQ6SHPZQL64JJWC6","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":"d0f5011ea2c448695124622a755f0145a61eccf7a502f159b19b2db24128edc6","cross_cats_sorted":["math.SG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.DG","submitted_at":"2014-07-21T14:34:32Z","title_canon_sha256":"65d4a44c816303ab9998c961f96e02273afaf899e9af86f7888984a3b8531c0f"},"schema_version":"1.0","source":{"id":"1407.5510","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.5510","created_at":"2026-05-17T23:53:01Z"},{"alias_kind":"arxiv_version","alias_value":"1407.5510v1","created_at":"2026-05-17T23:53:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.5510","created_at":"2026-05-17T23:53:01Z"},{"alias_kind":"pith_short_12","alias_value":"7YZYFEF747SQ","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_16","alias_value":"7YZYFEF747SQ6SHP","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_8","alias_value":"7YZYFEF7","created_at":"2026-05-18T12:28:19Z"}],"graph_snapshots":[{"event_id":"sha256:a0287e0ec87cee056e56f9b1e389d1dc12eae64d47359bd9f1031109d1a53eef","target":"graph","created_at":"2026-05-17T23:53:01Z","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 obtain an example of a compact locally conformal symplectic nilmanifold which admits no locally conformal K\\\"ahler metrics. This gives a new positive answer to a question raised by L. Ornea and M. Verbitsky.","authors_text":"Giovanni Bazzoni, Juan Carlos Marrero","cross_cats":["math.SG"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.DG","submitted_at":"2014-07-21T14:34:32Z","title":"Locally conformal symplectic nilmanifolds with no locally conformal K\\\"ahler metrics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.5510","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":"sha256:1580177d65b9973d2e80f7627b725b76b28c72a71d97a7d274183f44f9260e4c","target":"record","created_at":"2026-05-17T23:53:01Z","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":"d0f5011ea2c448695124622a755f0145a61eccf7a502f159b19b2db24128edc6","cross_cats_sorted":["math.SG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.DG","submitted_at":"2014-07-21T14:34:32Z","title_canon_sha256":"65d4a44c816303ab9998c961f96e02273afaf899e9af86f7888984a3b8531c0f"},"schema_version":"1.0","source":{"id":"1407.5510","kind":"arxiv","version":1}},"canonical_sha256":"fe338290bfe7e50f48efcc17ee2536179a6b7a7fcc4a4fc77dd8068afe08e481","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fe338290bfe7e50f48efcc17ee2536179a6b7a7fcc4a4fc77dd8068afe08e481","first_computed_at":"2026-05-17T23:53:01.778768Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:53:01.778768Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gJa7t2LC94nwvZrLBy/isYmwblGKa+RvUURVM6kX1cgK4ilRo/T8VGooJnHpiOQJn+fEG36mlL+J/yTiX2p0BQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:53:01.779431Z","signed_message":"canonical_sha256_bytes"},"source_id":"1407.5510","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1580177d65b9973d2e80f7627b725b76b28c72a71d97a7d274183f44f9260e4c","sha256:a0287e0ec87cee056e56f9b1e389d1dc12eae64d47359bd9f1031109d1a53eef"],"state_sha256":"f74efe1f816343cb94138b05062bbc666c53d10506c3680f15a8dab1c0b62cb4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4/hX+0BIGN+DtKm0HH+LgUwPN1fY1HTJekPG9kNqQxpKbiUvznOHJWES5zkeC9swB3PBcZOO5E18bJdUI96mDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T08:54:26.710740Z","bundle_sha256":"39c9501709ab2a7e4de06f247facb72cabc207f4651ae051c873f9ebdc5381fb"}}