{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:KVCL45PD6YXT7BQGWDUONHG7FY","short_pith_number":"pith:KVCL45PD","schema_version":"1.0","canonical_sha256":"5544be75e3f62f3f8606b0e8e69cdf2e1038e6ab370ceaff40a3e7c638fe3bba","source":{"kind":"arxiv","id":"1411.2884","version":1},"attestation_state":"computed","paper":{"title":"On the Gieseker Harder-Narasimhan filtration for principal bundles","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.AG","authors_text":"Alfonso Zamora, Indranil Biswas","submitted_at":"2014-11-11T16:43:50Z","abstract_excerpt":"We give an example of an orthogonal bundle where the Harder-Narasimhan filtration, with respect to Gieseker semistability, of its underlying vector bundle does not correspond to any parabolic reduction of the orthogonal bundle. A similar example is given for the symplectic case."},"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":"1411.2884","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2014-11-11T16:43:50Z","cross_cats_sorted":[],"title_canon_sha256":"7105a2a8e8bfe1890b8b5c97aab00b530b3c1f7cf4666b3625dd37d07a5e1205","abstract_canon_sha256":"1c8ead2c5bb5dc024cfe487e0921d5eb8015c0ba29cb6f15322e0781062d5930"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:40:42.035232Z","signature_b64":"T4O5w/1CcCIY7fj6VNgcyDLPOJbJ79jZXPBlIfdKCVrhBoUi2mT8iNLCpu4+61/D6qrmUxD8BEnOGzoD9BjTBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5544be75e3f62f3f8606b0e8e69cdf2e1038e6ab370ceaff40a3e7c638fe3bba","last_reissued_at":"2026-05-18T00:40:42.034490Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:40:42.034490Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"On the Gieseker Harder-Narasimhan filtration for principal bundles","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.AG","authors_text":"Alfonso Zamora, Indranil Biswas","submitted_at":"2014-11-11T16:43:50Z","abstract_excerpt":"We give an example of an orthogonal bundle where the Harder-Narasimhan filtration, with respect to Gieseker semistability, of its underlying vector bundle does not correspond to any parabolic reduction of the orthogonal bundle. A similar example is given for the symplectic case."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1411.2884","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":"1411.2884","created_at":"2026-05-18T00:40:42.034603+00:00"},{"alias_kind":"arxiv_version","alias_value":"1411.2884v1","created_at":"2026-05-18T00:40:42.034603+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1411.2884","created_at":"2026-05-18T00:40:42.034603+00:00"},{"alias_kind":"pith_short_12","alias_value":"KVCL45PD6YXT","created_at":"2026-05-18T12:28:35.611951+00:00"},{"alias_kind":"pith_short_16","alias_value":"KVCL45PD6YXT7BQG","created_at":"2026-05-18T12:28:35.611951+00:00"},{"alias_kind":"pith_short_8","alias_value":"KVCL45PD","created_at":"2026-05-18T12:28:35.611951+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/KVCL45PD6YXT7BQGWDUONHG7FY","json":"https://pith.science/pith/KVCL45PD6YXT7BQGWDUONHG7FY.json","graph_json":"https://pith.science/api/pith-number/KVCL45PD6YXT7BQGWDUONHG7FY/graph.json","events_json":"https://pith.science/api/pith-number/KVCL45PD6YXT7BQGWDUONHG7FY/events.json","paper":"https://pith.science/paper/KVCL45PD"},"agent_actions":{"view_html":"https://pith.science/pith/KVCL45PD6YXT7BQGWDUONHG7FY","download_json":"https://pith.science/pith/KVCL45PD6YXT7BQGWDUONHG7FY.json","view_paper":"https://pith.science/paper/KVCL45PD","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1411.2884&json=true","fetch_graph":"https://pith.science/api/pith-number/KVCL45PD6YXT7BQGWDUONHG7FY/graph.json","fetch_events":"https://pith.science/api/pith-number/KVCL45PD6YXT7BQGWDUONHG7FY/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KVCL45PD6YXT7BQGWDUONHG7FY/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KVCL45PD6YXT7BQGWDUONHG7FY/action/storage_attestation","attest_author":"https://pith.science/pith/KVCL45PD6YXT7BQGWDUONHG7FY/action/author_attestation","sign_citation":"https://pith.science/pith/KVCL45PD6YXT7BQGWDUONHG7FY/action/citation_signature","submit_replication":"https://pith.science/pith/KVCL45PD6YXT7BQGWDUONHG7FY/action/replication_record"}},"created_at":"2026-05-18T00:40:42.034603+00:00","updated_at":"2026-05-18T00:40:42.034603+00:00"}