{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2002:OAGVOZHIZ5TYEHJHS53ATMGGTL","short_pith_number":"pith:OAGVOZHI","canonical_record":{"source":{"id":"hep-th/0205200","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-th","submitted_at":"2002-05-20T16:41:20Z","cross_cats_sorted":[],"title_canon_sha256":"2b4c8119954267b22480c4b10e8e805aa60bc834d55306113baa7287990a1650","abstract_canon_sha256":"f48887c9d687522747e57e10167cdbea548a10a9efa1fdba633f2d0bd013aa3f"},"schema_version":"1.0"},"canonical_sha256":"700d5764e8cf67821d27977609b0c69adf566cc011f94097df287b81d5bc01ff","source":{"kind":"arxiv","id":"hep-th/0205200","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-th/0205200","created_at":"2026-05-18T02:36:05Z"},{"alias_kind":"arxiv_version","alias_value":"hep-th/0205200v2","created_at":"2026-05-18T02:36:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-th/0205200","created_at":"2026-05-18T02:36:05Z"},{"alias_kind":"pith_short_12","alias_value":"OAGVOZHIZ5TY","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_16","alias_value":"OAGVOZHIZ5TYEHJH","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_8","alias_value":"OAGVOZHI","created_at":"2026-05-18T12:25:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2002:OAGVOZHIZ5TYEHJHS53ATMGGTL","target":"record","payload":{"canonical_record":{"source":{"id":"hep-th/0205200","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-th","submitted_at":"2002-05-20T16:41:20Z","cross_cats_sorted":[],"title_canon_sha256":"2b4c8119954267b22480c4b10e8e805aa60bc834d55306113baa7287990a1650","abstract_canon_sha256":"f48887c9d687522747e57e10167cdbea548a10a9efa1fdba633f2d0bd013aa3f"},"schema_version":"1.0"},"canonical_sha256":"700d5764e8cf67821d27977609b0c69adf566cc011f94097df287b81d5bc01ff","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:36:05.303590Z","signature_b64":"LD9yo2bJmuNxNk60r4gagq4Upo2GtMHVtKjIWFWbA5ZZqXsJDIq8ws0MR/F1E3grQrJVwynRcRo8CPBlxQvVAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"700d5764e8cf67821d27977609b0c69adf566cc011f94097df287b81d5bc01ff","last_reissued_at":"2026-05-18T02:36:05.302962Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:36:05.302962Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-th/0205200","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:36:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vrvYzj3c/9HOLq9kewvwUXHORU2FHobaJwVOVz8IJJgv1pOTUcmE8jUbqMSQpMSOw/4qYTa9Ynq3IQc0URLeAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T02:29:35.344289Z"},"content_sha256":"f2181262b8714c4fd8368a81ed0bd0ad506e4b9ce9d93b0c5db5836511cc8f14","schema_version":"1.0","event_id":"sha256:f2181262b8714c4fd8368a81ed0bd0ad506e4b9ce9d93b0c5db5836511cc8f14"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2002:OAGVOZHIZ5TYEHJHS53ATMGGTL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Superstrings on PP-Wave Backgrounds and Symmetric Orbifolds","license":"","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Yasuaki Hikida, Yuji Sugawara","submitted_at":"2002-05-20T16:41:20Z","abstract_excerpt":"We study the superstring theory on pp-wave background with NSNS-flux that is realized as the Penrose limit of AdS_3 x S^3 x M^4, where M^4 is T^4 or T^4/Z_2(~ K3). Quantizing this system in the covariant gauge, we explicitly construct the space-time supersymmetry algebra and the complete set of DDF operators. We analyse the spectrum of physical states by using the spectrally flowed representations of current algebra. This spectrum is classified by the ``short string sectors'' and the ``long string sectors'' as in AdS_3 string theory. The states of the latter propagate freely along the transver"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-th/0205200","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:36:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wgdf8eb9DmPLY5mxQCNKJG06+AvJPdB4T132O++ylGBmVnqSxokojTFklVVZ10nFKgDI1AkAHOFIJ6idHOxxCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T02:29:35.344647Z"},"content_sha256":"bdb8b50dd5524472d3882d1c6b307f43ecc68e5cb0977964f618f502da2a9a5b","schema_version":"1.0","event_id":"sha256:bdb8b50dd5524472d3882d1c6b307f43ecc68e5cb0977964f618f502da2a9a5b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OAGVOZHIZ5TYEHJHS53ATMGGTL/bundle.json","state_url":"https://pith.science/pith/OAGVOZHIZ5TYEHJHS53ATMGGTL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OAGVOZHIZ5TYEHJHS53ATMGGTL/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":"2026-06-02T02:29:35Z","links":{"resolver":"https://pith.science/pith/OAGVOZHIZ5TYEHJHS53ATMGGTL","bundle":"https://pith.science/pith/OAGVOZHIZ5TYEHJHS53ATMGGTL/bundle.json","state":"https://pith.science/pith/OAGVOZHIZ5TYEHJHS53ATMGGTL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OAGVOZHIZ5TYEHJHS53ATMGGTL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2002:OAGVOZHIZ5TYEHJHS53ATMGGTL","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":"f48887c9d687522747e57e10167cdbea548a10a9efa1fdba633f2d0bd013aa3f","cross_cats_sorted":[],"license":"","primary_cat":"hep-th","submitted_at":"2002-05-20T16:41:20Z","title_canon_sha256":"2b4c8119954267b22480c4b10e8e805aa60bc834d55306113baa7287990a1650"},"schema_version":"1.0","source":{"id":"hep-th/0205200","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-th/0205200","created_at":"2026-05-18T02:36:05Z"},{"alias_kind":"arxiv_version","alias_value":"hep-th/0205200v2","created_at":"2026-05-18T02:36:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-th/0205200","created_at":"2026-05-18T02:36:05Z"},{"alias_kind":"pith_short_12","alias_value":"OAGVOZHIZ5TY","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_16","alias_value":"OAGVOZHIZ5TYEHJH","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_8","alias_value":"OAGVOZHI","created_at":"2026-05-18T12:25:51Z"}],"graph_snapshots":[{"event_id":"sha256:bdb8b50dd5524472d3882d1c6b307f43ecc68e5cb0977964f618f502da2a9a5b","target":"graph","created_at":"2026-05-18T02:36:05Z","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 study the superstring theory on pp-wave background with NSNS-flux that is realized as the Penrose limit of AdS_3 x S^3 x M^4, where M^4 is T^4 or T^4/Z_2(~ K3). Quantizing this system in the covariant gauge, we explicitly construct the space-time supersymmetry algebra and the complete set of DDF operators. We analyse the spectrum of physical states by using the spectrally flowed representations of current algebra. This spectrum is classified by the ``short string sectors'' and the ``long string sectors'' as in AdS_3 string theory. The states of the latter propagate freely along the transver","authors_text":"Yasuaki Hikida, Yuji Sugawara","cross_cats":[],"headline":"","license":"","primary_cat":"hep-th","submitted_at":"2002-05-20T16:41:20Z","title":"Superstrings on PP-Wave Backgrounds and Symmetric Orbifolds"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-th/0205200","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:f2181262b8714c4fd8368a81ed0bd0ad506e4b9ce9d93b0c5db5836511cc8f14","target":"record","created_at":"2026-05-18T02:36:05Z","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":"f48887c9d687522747e57e10167cdbea548a10a9efa1fdba633f2d0bd013aa3f","cross_cats_sorted":[],"license":"","primary_cat":"hep-th","submitted_at":"2002-05-20T16:41:20Z","title_canon_sha256":"2b4c8119954267b22480c4b10e8e805aa60bc834d55306113baa7287990a1650"},"schema_version":"1.0","source":{"id":"hep-th/0205200","kind":"arxiv","version":2}},"canonical_sha256":"700d5764e8cf67821d27977609b0c69adf566cc011f94097df287b81d5bc01ff","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"700d5764e8cf67821d27977609b0c69adf566cc011f94097df287b81d5bc01ff","first_computed_at":"2026-05-18T02:36:05.302962Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:36:05.302962Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LD9yo2bJmuNxNk60r4gagq4Upo2GtMHVtKjIWFWbA5ZZqXsJDIq8ws0MR/F1E3grQrJVwynRcRo8CPBlxQvVAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:36:05.303590Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-th/0205200","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f2181262b8714c4fd8368a81ed0bd0ad506e4b9ce9d93b0c5db5836511cc8f14","sha256:bdb8b50dd5524472d3882d1c6b307f43ecc68e5cb0977964f618f502da2a9a5b"],"state_sha256":"4ecd65eb44a4a44e15d2d02eb7b7cca2ecbc87b654d5d4b3205bfa88570249ca"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Gev2GMqmLOSAcx44KrGKHGbzygNhgIKzIsl9IWnUFGJiassfA39e7lyd0Lw9qCZqZX1N4wzyjqg2EAwgGHaXBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T02:29:35.346606Z","bundle_sha256":"d78af26f85675fe43a179dc3709d2573f1eebd989e85a0dd858dbd5e5b3a2f43"}}