{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:MRST37ZLTDYDNLONNBYCC4LRHR","short_pith_number":"pith:MRST37ZL","schema_version":"1.0","canonical_sha256":"64653dff2b98f036adcd68702171713c6c30828b451ccb3de8298de8c769f026","source":{"kind":"arxiv","id":"1403.2429","version":1},"attestation_state":"computed","paper":{"title":"Simplified Pure Spinor b Ghost in a Curved Heterotic Superstring Background","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Nathan Berkovits, Osvaldo Chandia","submitted_at":"2014-03-10T22:14:49Z","abstract_excerpt":"Using the RNS-like fermionic vector variables introduced in arXiv:1305.0693, the pure spinor $b$ ghost in a curved heterotic superstring background is easily constructed. This construction simplifies and completes the $b$ ghost construction in a curved background of arXiv:1311.7012."},"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":"1403.2429","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2014-03-10T22:14:49Z","cross_cats_sorted":[],"title_canon_sha256":"8babe435eeee07c764fc0319b15e30df739d5f15a2808d0ad12126930e708e1b","abstract_canon_sha256":"0d2bd7cc949f0bf9d44974a1f51887443e3c54eae3cb86c74ee0cef123818da3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:44:09.198081Z","signature_b64":"di5x4uH0rNt8v2WeELzlz6E81R6mrVvUHMLSMTMtZNDahWaqICyzZ+E9erV45jV2nS9KZM7WJeb63YtI1nd9CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"64653dff2b98f036adcd68702171713c6c30828b451ccb3de8298de8c769f026","last_reissued_at":"2026-05-18T01:44:09.197335Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:44:09.197335Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Simplified Pure Spinor b Ghost in a Curved Heterotic Superstring Background","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Nathan Berkovits, Osvaldo Chandia","submitted_at":"2014-03-10T22:14:49Z","abstract_excerpt":"Using the RNS-like fermionic vector variables introduced in arXiv:1305.0693, the pure spinor $b$ ghost in a curved heterotic superstring background is easily constructed. This construction simplifies and completes the $b$ ghost construction in a curved background of arXiv:1311.7012."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1403.2429","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":"1403.2429","created_at":"2026-05-18T01:44:09.197460+00:00"},{"alias_kind":"arxiv_version","alias_value":"1403.2429v1","created_at":"2026-05-18T01:44:09.197460+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1403.2429","created_at":"2026-05-18T01:44:09.197460+00:00"},{"alias_kind":"pith_short_12","alias_value":"MRST37ZLTDYD","created_at":"2026-05-18T12:28:38.356838+00:00"},{"alias_kind":"pith_short_16","alias_value":"MRST37ZLTDYDNLON","created_at":"2026-05-18T12:28:38.356838+00:00"},{"alias_kind":"pith_short_8","alias_value":"MRST37ZL","created_at":"2026-05-18T12:28:38.356838+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/MRST37ZLTDYDNLONNBYCC4LRHR","json":"https://pith.science/pith/MRST37ZLTDYDNLONNBYCC4LRHR.json","graph_json":"https://pith.science/api/pith-number/MRST37ZLTDYDNLONNBYCC4LRHR/graph.json","events_json":"https://pith.science/api/pith-number/MRST37ZLTDYDNLONNBYCC4LRHR/events.json","paper":"https://pith.science/paper/MRST37ZL"},"agent_actions":{"view_html":"https://pith.science/pith/MRST37ZLTDYDNLONNBYCC4LRHR","download_json":"https://pith.science/pith/MRST37ZLTDYDNLONNBYCC4LRHR.json","view_paper":"https://pith.science/paper/MRST37ZL","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1403.2429&json=true","fetch_graph":"https://pith.science/api/pith-number/MRST37ZLTDYDNLONNBYCC4LRHR/graph.json","fetch_events":"https://pith.science/api/pith-number/MRST37ZLTDYDNLONNBYCC4LRHR/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MRST37ZLTDYDNLONNBYCC4LRHR/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MRST37ZLTDYDNLONNBYCC4LRHR/action/storage_attestation","attest_author":"https://pith.science/pith/MRST37ZLTDYDNLONNBYCC4LRHR/action/author_attestation","sign_citation":"https://pith.science/pith/MRST37ZLTDYDNLONNBYCC4LRHR/action/citation_signature","submit_replication":"https://pith.science/pith/MRST37ZLTDYDNLONNBYCC4LRHR/action/replication_record"}},"created_at":"2026-05-18T01:44:09.197460+00:00","updated_at":"2026-05-18T01:44:09.197460+00:00"}