{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2010:4WVNLEYF4KHDYAUPLBV3MNKZUG","short_pith_number":"pith:4WVNLEYF","schema_version":"1.0","canonical_sha256":"e5aad59305e28e3c028f586bb63559a197e917e0938eb62c47560bc2f8fc9db3","source":{"kind":"arxiv","id":"1009.0676","version":3},"attestation_state":"computed","paper":{"title":"Quantization of Drinfeld Zastava in type A","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.QA","math.RT"],"primary_cat":"math.AG","authors_text":"Leonid Rybnikov, Michael Finkelberg","submitted_at":"2010-09-03T14:06:49Z","abstract_excerpt":"Drinfeld Zastava is a certain closure of the moduli space of maps from the projective line to the Kashiwara flag scheme of the affine Lie algebra $\\hat{sl}_n$. We introduce an affine, reduced, irreducible, normal quiver variety $Z$ which maps to the Zastava space bijectively at the level of complex points. The natural Poisson structure on the Zastava space can be described on $Z$ in terms of Hamiltonian reduction of a certain Poisson subvariety of the dual space of a (nonsemisimple) Lie algebra. The quantum Hamiltonian reduction of the corresponding quotient of its universal enveloping algebra"},"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":"1009.0676","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2010-09-03T14:06:49Z","cross_cats_sorted":["math.QA","math.RT"],"title_canon_sha256":"94d43eb0c6496acf711838cebbfaef84bda48b46314e3b033713fefc83030bba","abstract_canon_sha256":"3db216790c7eb17ee570e933c373866853add1fb43fcb819b2b73772b669065c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:01:36.218547Z","signature_b64":"iOp+8rBKtjkIFeJmftf1nhlMbRedvdSIq0VPpR7TAzGTFZyS2UX/a0kZz5Qt238RNexMCuYWit6EujNg7iGlCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e5aad59305e28e3c028f586bb63559a197e917e0938eb62c47560bc2f8fc9db3","last_reissued_at":"2026-05-18T03:01:36.217711Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:01:36.217711Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Quantization of Drinfeld Zastava in type A","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.QA","math.RT"],"primary_cat":"math.AG","authors_text":"Leonid Rybnikov, Michael Finkelberg","submitted_at":"2010-09-03T14:06:49Z","abstract_excerpt":"Drinfeld Zastava is a certain closure of the moduli space of maps from the projective line to the Kashiwara flag scheme of the affine Lie algebra $\\hat{sl}_n$. We introduce an affine, reduced, irreducible, normal quiver variety $Z$ which maps to the Zastava space bijectively at the level of complex points. The natural Poisson structure on the Zastava space can be described on $Z$ in terms of Hamiltonian reduction of a certain Poisson subvariety of the dual space of a (nonsemisimple) Lie algebra. The quantum Hamiltonian reduction of the corresponding quotient of its universal enveloping algebra"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.0676","kind":"arxiv","version":3},"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":"1009.0676","created_at":"2026-05-18T03:01:36.217852+00:00"},{"alias_kind":"arxiv_version","alias_value":"1009.0676v3","created_at":"2026-05-18T03:01:36.217852+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.0676","created_at":"2026-05-18T03:01:36.217852+00:00"},{"alias_kind":"pith_short_12","alias_value":"4WVNLEYF4KHD","created_at":"2026-05-18T12:26:04.259169+00:00"},{"alias_kind":"pith_short_16","alias_value":"4WVNLEYF4KHDYAUP","created_at":"2026-05-18T12:26:04.259169+00:00"},{"alias_kind":"pith_short_8","alias_value":"4WVNLEYF","created_at":"2026-05-18T12:26:04.259169+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/4WVNLEYF4KHDYAUPLBV3MNKZUG","json":"https://pith.science/pith/4WVNLEYF4KHDYAUPLBV3MNKZUG.json","graph_json":"https://pith.science/api/pith-number/4WVNLEYF4KHDYAUPLBV3MNKZUG/graph.json","events_json":"https://pith.science/api/pith-number/4WVNLEYF4KHDYAUPLBV3MNKZUG/events.json","paper":"https://pith.science/paper/4WVNLEYF"},"agent_actions":{"view_html":"https://pith.science/pith/4WVNLEYF4KHDYAUPLBV3MNKZUG","download_json":"https://pith.science/pith/4WVNLEYF4KHDYAUPLBV3MNKZUG.json","view_paper":"https://pith.science/paper/4WVNLEYF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1009.0676&json=true","fetch_graph":"https://pith.science/api/pith-number/4WVNLEYF4KHDYAUPLBV3MNKZUG/graph.json","fetch_events":"https://pith.science/api/pith-number/4WVNLEYF4KHDYAUPLBV3MNKZUG/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/4WVNLEYF4KHDYAUPLBV3MNKZUG/action/timestamp_anchor","attest_storage":"https://pith.science/pith/4WVNLEYF4KHDYAUPLBV3MNKZUG/action/storage_attestation","attest_author":"https://pith.science/pith/4WVNLEYF4KHDYAUPLBV3MNKZUG/action/author_attestation","sign_citation":"https://pith.science/pith/4WVNLEYF4KHDYAUPLBV3MNKZUG/action/citation_signature","submit_replication":"https://pith.science/pith/4WVNLEYF4KHDYAUPLBV3MNKZUG/action/replication_record"}},"created_at":"2026-05-18T03:01:36.217852+00:00","updated_at":"2026-05-18T03:01:36.217852+00:00"}