{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2001:SR564MDSYVMC6MCQZD2JIYRGC6","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":"5cfa2f7c3d1efe2abad78addabda46b7417599b07a97fb777b2fd988369d206e","cross_cats_sorted":[],"license":"","primary_cat":"math.QA","submitted_at":"2001-03-21T07:01:00Z","title_canon_sha256":"6be5c8bb7c4893533aba07f2535873f8d33a5aec3b0a8d9cbe3d4a78d51fec76"},"schema_version":"1.0","source":{"id":"math/0103128","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"math/0103128","created_at":"2026-05-18T00:25:46Z"},{"alias_kind":"arxiv_version","alias_value":"math/0103128v2","created_at":"2026-05-18T00:25:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.math/0103128","created_at":"2026-05-18T00:25:46Z"},{"alias_kind":"pith_short_12","alias_value":"SR564MDSYVMC","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"SR564MDSYVMC6MCQ","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"SR564MDS","created_at":"2026-05-18T12:25:50Z"}],"graph_snapshots":[{"event_id":"sha256:3a42a488b7c738385e0660fd78a37ef746f4a680fc376fafa033734311c1c4ec","target":"graph","created_at":"2026-05-18T00:25:46Z","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 construct a realization of the central extension of super-Yangian double $DY_{\\hbar}(\\hat{sl}(M+1|N+1))$ at level-one in terms of free boson fields with a continuous parameter.","authors_text":"Bo-Yu Hou, W.-L. Yang, Y. Zhen","cross_cats":[],"headline":"","license":"","primary_cat":"math.QA","submitted_at":"2001-03-21T07:01:00Z","title":"Free boson representation of $DY_{\\hbar}(\\hat{sl} (M+1|N+1)) $ at level one"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"math/0103128","kind":"arxiv","version":2},"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":"sha256:643200916a600544a34f60716e37629d3d260f40306c012cd38fe085dad99853","target":"record","created_at":"2026-05-18T00:25:46Z","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":"5cfa2f7c3d1efe2abad78addabda46b7417599b07a97fb777b2fd988369d206e","cross_cats_sorted":[],"license":"","primary_cat":"math.QA","submitted_at":"2001-03-21T07:01:00Z","title_canon_sha256":"6be5c8bb7c4893533aba07f2535873f8d33a5aec3b0a8d9cbe3d4a78d51fec76"},"schema_version":"1.0","source":{"id":"math/0103128","kind":"arxiv","version":2}},"canonical_sha256":"947bee3072c5582f3050c8f49462261796b971a09d97957886bb2970f70db46f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"947bee3072c5582f3050c8f49462261796b971a09d97957886bb2970f70db46f","first_computed_at":"2026-05-18T00:25:46.043852Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:25:46.043852Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"d2l4+m0zkmCt9FSlFNsVqBIyRA1QMyhgXUQaXLxhe/fxWsIazBFcarnwaWnCNISy3tEpknzMXErQNSzYMBkgDA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:25:46.044345Z","signed_message":"canonical_sha256_bytes"},"source_id":"math/0103128","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:643200916a600544a34f60716e37629d3d260f40306c012cd38fe085dad99853","sha256:3a42a488b7c738385e0660fd78a37ef746f4a680fc376fafa033734311c1c4ec"],"state_sha256":"3b68fe996ddda437b93368b0c9a600d64d98306f3e808927d72cc9f5e93d370f"}