{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2008:ULZXHY2FPTSUB6APBLNZW2BZ33","short_pith_number":"pith:ULZXHY2F","canonical_record":{"source":{"id":"0806.0584","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2008-06-03T17:26:46Z","cross_cats_sorted":[],"title_canon_sha256":"888145fedf53d1c24a74cb5d7ec009bd7a6a9ddb16ee5dae6bff5a14222fac6b","abstract_canon_sha256":"31c787ba93679765456d62892f9012b0ef2340088a76b257645d1e75250b9c62"},"schema_version":"1.0"},"canonical_sha256":"a2f373e3457ce540f80f0adb9b6839ded8628257b2d55d0472443dfaf4f798db","source":{"kind":"arxiv","id":"0806.0584","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0806.0584","created_at":"2026-05-18T02:39:30Z"},{"alias_kind":"arxiv_version","alias_value":"0806.0584v1","created_at":"2026-05-18T02:39:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0806.0584","created_at":"2026-05-18T02:39:30Z"},{"alias_kind":"pith_short_12","alias_value":"ULZXHY2FPTSU","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"ULZXHY2FPTSUB6AP","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"ULZXHY2F","created_at":"2026-05-18T12:25:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2008:ULZXHY2FPTSUB6APBLNZW2BZ33","target":"record","payload":{"canonical_record":{"source":{"id":"0806.0584","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2008-06-03T17:26:46Z","cross_cats_sorted":[],"title_canon_sha256":"888145fedf53d1c24a74cb5d7ec009bd7a6a9ddb16ee5dae6bff5a14222fac6b","abstract_canon_sha256":"31c787ba93679765456d62892f9012b0ef2340088a76b257645d1e75250b9c62"},"schema_version":"1.0"},"canonical_sha256":"a2f373e3457ce540f80f0adb9b6839ded8628257b2d55d0472443dfaf4f798db","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:39:30.738276Z","signature_b64":"ISrT53iH7KNKC3MBm5BWpiM+pGd1H8mE+kA0c5rTKh8luAt19sFzkCcX7ymQAkKsUXBlDJWPCRXhAmPftwq8Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a2f373e3457ce540f80f0adb9b6839ded8628257b2d55d0472443dfaf4f798db","last_reissued_at":"2026-05-18T02:39:30.737865Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:39:30.737865Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0806.0584","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:39:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7iQjqD7ry3JimZQnMf7KXPF/G3MxiK5+WpS/9SjMw+prmGQqgTIhsUC7IrzYm2GQxD/fr1WGOU4uVXoSr+zzCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-23T16:39:00.094430Z"},"content_sha256":"b64235b55c644246788b61b5eea86c9ecb0eec8b4c7f8cfa7612412949bc21d3","schema_version":"1.0","event_id":"sha256:b64235b55c644246788b61b5eea86c9ecb0eec8b4c7f8cfa7612412949bc21d3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2008:ULZXHY2FPTSUB6APBLNZW2BZ33","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Pure Spinor Partition Function and the Massive Superstring Spectrum","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"E. Aldo Arroyo, Nathan Berkovits, Nikita Nekrasov, Yuri Aisaka","submitted_at":"2008-06-03T17:26:46Z","abstract_excerpt":"We explicitly compute up to the fifth mass-level the partition function of ten-dimensional pure spinor worldsheet variables including the spin dependence. After adding the contribution from the (x^{\\mu}, \\theta^{\\alpha}, p_{\\alpha}) matter variables, we reproduce the massive superstring spectrum. Even though pure spinor variables are bosonic, the pure spinor partition function contains fermionic states which first appear at the second mass-level. These fermionic states come from functions which are not globally defined in pure spinor space, and are related to the b ghost in the pure spinor for"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0806.0584","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:39:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"X7BqpPa2ZmAt3HRg5kEQ3YVm8b2rvI5uwQiZfB1JEMF15OqHZzLYzuni+Urm2wGiZbW9Hjctj23EEXF2dHcQAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-23T16:39:00.095003Z"},"content_sha256":"2aa2ae93124d16d12e0d9dcc850bfeb50e7e1d4f4ee055221d768e05888c939a","schema_version":"1.0","event_id":"sha256:2aa2ae93124d16d12e0d9dcc850bfeb50e7e1d4f4ee055221d768e05888c939a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ULZXHY2FPTSUB6APBLNZW2BZ33/bundle.json","state_url":"https://pith.science/pith/ULZXHY2FPTSUB6APBLNZW2BZ33/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ULZXHY2FPTSUB6APBLNZW2BZ33/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-23T16:39:00Z","links":{"resolver":"https://pith.science/pith/ULZXHY2FPTSUB6APBLNZW2BZ33","bundle":"https://pith.science/pith/ULZXHY2FPTSUB6APBLNZW2BZ33/bundle.json","state":"https://pith.science/pith/ULZXHY2FPTSUB6APBLNZW2BZ33/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ULZXHY2FPTSUB6APBLNZW2BZ33/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:ULZXHY2FPTSUB6APBLNZW2BZ33","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":"31c787ba93679765456d62892f9012b0ef2340088a76b257645d1e75250b9c62","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2008-06-03T17:26:46Z","title_canon_sha256":"888145fedf53d1c24a74cb5d7ec009bd7a6a9ddb16ee5dae6bff5a14222fac6b"},"schema_version":"1.0","source":{"id":"0806.0584","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0806.0584","created_at":"2026-05-18T02:39:30Z"},{"alias_kind":"arxiv_version","alias_value":"0806.0584v1","created_at":"2026-05-18T02:39:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0806.0584","created_at":"2026-05-18T02:39:30Z"},{"alias_kind":"pith_short_12","alias_value":"ULZXHY2FPTSU","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"ULZXHY2FPTSUB6AP","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"ULZXHY2F","created_at":"2026-05-18T12:25:58Z"}],"graph_snapshots":[{"event_id":"sha256:2aa2ae93124d16d12e0d9dcc850bfeb50e7e1d4f4ee055221d768e05888c939a","target":"graph","created_at":"2026-05-18T02:39:30Z","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 explicitly compute up to the fifth mass-level the partition function of ten-dimensional pure spinor worldsheet variables including the spin dependence. After adding the contribution from the (x^{\\mu}, \\theta^{\\alpha}, p_{\\alpha}) matter variables, we reproduce the massive superstring spectrum. Even though pure spinor variables are bosonic, the pure spinor partition function contains fermionic states which first appear at the second mass-level. These fermionic states come from functions which are not globally defined in pure spinor space, and are related to the b ghost in the pure spinor for","authors_text":"E. Aldo Arroyo, Nathan Berkovits, Nikita Nekrasov, Yuri Aisaka","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2008-06-03T17:26:46Z","title":"Pure Spinor Partition Function and the Massive Superstring Spectrum"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0806.0584","kind":"arxiv","version":1},"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:b64235b55c644246788b61b5eea86c9ecb0eec8b4c7f8cfa7612412949bc21d3","target":"record","created_at":"2026-05-18T02:39:30Z","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":"31c787ba93679765456d62892f9012b0ef2340088a76b257645d1e75250b9c62","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2008-06-03T17:26:46Z","title_canon_sha256":"888145fedf53d1c24a74cb5d7ec009bd7a6a9ddb16ee5dae6bff5a14222fac6b"},"schema_version":"1.0","source":{"id":"0806.0584","kind":"arxiv","version":1}},"canonical_sha256":"a2f373e3457ce540f80f0adb9b6839ded8628257b2d55d0472443dfaf4f798db","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a2f373e3457ce540f80f0adb9b6839ded8628257b2d55d0472443dfaf4f798db","first_computed_at":"2026-05-18T02:39:30.737865Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:39:30.737865Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ISrT53iH7KNKC3MBm5BWpiM+pGd1H8mE+kA0c5rTKh8luAt19sFzkCcX7ymQAkKsUXBlDJWPCRXhAmPftwq8Cw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:39:30.738276Z","signed_message":"canonical_sha256_bytes"},"source_id":"0806.0584","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b64235b55c644246788b61b5eea86c9ecb0eec8b4c7f8cfa7612412949bc21d3","sha256:2aa2ae93124d16d12e0d9dcc850bfeb50e7e1d4f4ee055221d768e05888c939a"],"state_sha256":"e9ed0a3e07588096cd7eb85862f5a85184a626082c91de1d8fc1268cd607a090"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WC1nB0c8cdiLQ/yicsJoyaE16GIeg86DXbfQo+S8mlI5hCuSTyh+j5QigKhmsk81JuDkR5A8WmUkuk/HNNyyAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-23T16:39:00.098331Z","bundle_sha256":"5f1fb716018ba9c1fa23a2b465da0e29b65678ca745e4e15bed67239128aec19"}}