{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:2QI3MUEY7XKNCEZFDYT4TORREX","short_pith_number":"pith:2QI3MUEY","schema_version":"1.0","canonical_sha256":"d411b65098fdd4d113251e27c9ba3125ee58df3f7791774ba572fe66cf2d6eb9","source":{"kind":"arxiv","id":"0904.0529","version":2},"attestation_state":"computed","paper":{"title":"Examples for exceptional sequences of invertible sheaves on rational surfaces","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th","math.RA"],"primary_cat":"math.AG","authors_text":"Markus Perling","submitted_at":"2009-04-03T08:12:26Z","abstract_excerpt":"In this article we survey recent results of joint work with Lutz Hille on exceptional sequences of invertible sheaves on rational surfaces and give examples."},"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":"0904.0529","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2009-04-03T08:12:26Z","cross_cats_sorted":["hep-th","math.RA"],"title_canon_sha256":"2b3bc9ab040c8bf887a8dc07bfde5f842ec1bff6165902b14a182c3246afda9b","abstract_canon_sha256":"ad5b84b255da8f2a7765599c2523b064ffee0d45179b7b8bafc1f98e1d308721"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:03:45.558570Z","signature_b64":"24TuXRM9KkXEm4kY3xZJ4pwq9R22T4kZTO+ROOFs23aFqxdzaH5EZPSfft4KyDQuY8bPBEpbdOR1suro+1rUAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d411b65098fdd4d113251e27c9ba3125ee58df3f7791774ba572fe66cf2d6eb9","last_reissued_at":"2026-05-18T04:03:45.557856Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:03:45.557856Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Examples for exceptional sequences of invertible sheaves on rational surfaces","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th","math.RA"],"primary_cat":"math.AG","authors_text":"Markus Perling","submitted_at":"2009-04-03T08:12:26Z","abstract_excerpt":"In this article we survey recent results of joint work with Lutz Hille on exceptional sequences of invertible sheaves on rational surfaces and give examples."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0904.0529","kind":"arxiv","version":2},"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":"0904.0529","created_at":"2026-05-18T04:03:45.557970+00:00"},{"alias_kind":"arxiv_version","alias_value":"0904.0529v2","created_at":"2026-05-18T04:03:45.557970+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0904.0529","created_at":"2026-05-18T04:03:45.557970+00:00"},{"alias_kind":"pith_short_12","alias_value":"2QI3MUEY7XKN","created_at":"2026-05-18T12:25:58.018023+00:00"},{"alias_kind":"pith_short_16","alias_value":"2QI3MUEY7XKNCEZF","created_at":"2026-05-18T12:25:58.018023+00:00"},{"alias_kind":"pith_short_8","alias_value":"2QI3MUEY","created_at":"2026-05-18T12:25:58.018023+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/2QI3MUEY7XKNCEZFDYT4TORREX","json":"https://pith.science/pith/2QI3MUEY7XKNCEZFDYT4TORREX.json","graph_json":"https://pith.science/api/pith-number/2QI3MUEY7XKNCEZFDYT4TORREX/graph.json","events_json":"https://pith.science/api/pith-number/2QI3MUEY7XKNCEZFDYT4TORREX/events.json","paper":"https://pith.science/paper/2QI3MUEY"},"agent_actions":{"view_html":"https://pith.science/pith/2QI3MUEY7XKNCEZFDYT4TORREX","download_json":"https://pith.science/pith/2QI3MUEY7XKNCEZFDYT4TORREX.json","view_paper":"https://pith.science/paper/2QI3MUEY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0904.0529&json=true","fetch_graph":"https://pith.science/api/pith-number/2QI3MUEY7XKNCEZFDYT4TORREX/graph.json","fetch_events":"https://pith.science/api/pith-number/2QI3MUEY7XKNCEZFDYT4TORREX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2QI3MUEY7XKNCEZFDYT4TORREX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2QI3MUEY7XKNCEZFDYT4TORREX/action/storage_attestation","attest_author":"https://pith.science/pith/2QI3MUEY7XKNCEZFDYT4TORREX/action/author_attestation","sign_citation":"https://pith.science/pith/2QI3MUEY7XKNCEZFDYT4TORREX/action/citation_signature","submit_replication":"https://pith.science/pith/2QI3MUEY7XKNCEZFDYT4TORREX/action/replication_record"}},"created_at":"2026-05-18T04:03:45.557970+00:00","updated_at":"2026-05-18T04:03:45.557970+00:00"}