{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:5T6HYFB7NZHQ6K7HBXTFTOCSHZ","short_pith_number":"pith:5T6HYFB7","canonical_record":{"source":{"id":"2607.09403","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.AI","submitted_at":"2026-07-10T13:30:42Z","cross_cats_sorted":[],"title_canon_sha256":"b2a09f92ff40518beb70c5132e73272124d30da512e5c535dac3a4bc0f763bf7","abstract_canon_sha256":"12b6998c6bfad4af8c3e62c84082a08f789e3155bb1768a4f0afd4616348ea83"},"schema_version":"1.0"},"canonical_sha256":"ecfc7c143f6e4f0f2be70de659b8523e705a7c9fd2a4e82da797330f185a2524","source":{"kind":"arxiv","id":"2607.09403","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.09403","created_at":"2026-07-13T01:19:10Z"},{"alias_kind":"arxiv_version","alias_value":"2607.09403v1","created_at":"2026-07-13T01:19:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.09403","created_at":"2026-07-13T01:19:10Z"},{"alias_kind":"pith_short_12","alias_value":"5T6HYFB7NZHQ","created_at":"2026-07-13T01:19:10Z"},{"alias_kind":"pith_short_16","alias_value":"5T6HYFB7NZHQ6K7H","created_at":"2026-07-13T01:19:10Z"},{"alias_kind":"pith_short_8","alias_value":"5T6HYFB7","created_at":"2026-07-13T01:19:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:5T6HYFB7NZHQ6K7HBXTFTOCSHZ","target":"record","payload":{"canonical_record":{"source":{"id":"2607.09403","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.AI","submitted_at":"2026-07-10T13:30:42Z","cross_cats_sorted":[],"title_canon_sha256":"b2a09f92ff40518beb70c5132e73272124d30da512e5c535dac3a4bc0f763bf7","abstract_canon_sha256":"12b6998c6bfad4af8c3e62c84082a08f789e3155bb1768a4f0afd4616348ea83"},"schema_version":"1.0"},"canonical_sha256":"ecfc7c143f6e4f0f2be70de659b8523e705a7c9fd2a4e82da797330f185a2524","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-13T01:19:10.279274Z","signature_b64":"3FA9Lz4G1zHihmZyZ6+EjIOP1MijxxtejyWG4cOxxAkji0+ijPvZHLaS2KvahmxkoJXzXDJoiHWJEeWsrQ3kBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ecfc7c143f6e4f0f2be70de659b8523e705a7c9fd2a4e82da797330f185a2524","last_reissued_at":"2026-07-13T01:19:10.275820Z","signature_status":"signed_v1","first_computed_at":"2026-07-13T01:19:10.275820Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.09403","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":"2026-07-13T01:19:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZBVzipyXXebBa15zTTEqlmR8WVg3xgJnPP6Q1RMpHQgSb8PjnFnx/pora+FOcJYGHNjGTzXkh8QlHHLLPQ69Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T08:57:13.388521Z"},"content_sha256":"51f9d1bf86639554e38aa92595bda82273b54c988cbefdc5aba861af0ab2b3ee","schema_version":"1.0","event_id":"sha256:51f9d1bf86639554e38aa92595bda82273b54c988cbefdc5aba861af0ab2b3ee"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:5T6HYFB7NZHQ6K7HBXTFTOCSHZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Fictional Worldbuilding: Multi-Agent LLM Collaboration with Hierarchical Context Compression and Iterative Review","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.AI","authors_text":"He Wang, Jingbo Chen, Wei Yuan, Yuqiao Lai, Zhenyan Lu","submitted_at":"2026-07-10T13:30:42Z","abstract_excerpt":"Worldbuilding, the construction of coherent fictional worlds, is a foundational task in game design and literary creation. Large Language Models (LLMs) offer new possibilities for automated content generation, but their application to worldbuilding faces three challenges: context explosion that grows linearly with the building process, the tension between creative diversity and content consistency, and the absence of automated quality assurance. This paper presents AutoWorldBuilder, a multi-agent collaborative system that addresses these challenges through five integrated components: a structu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.09403","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2607.09403/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-13T01:19:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6w91jT842Zfh0NaTEzR40SJWtjnWeLhE67EpgXKhgxMueek8qgyYGn/rkV+1c8Py0xUDh7uQpX00Y0d65+cYCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T08:57:13.389049Z"},"content_sha256":"f807645ef992b91fec3b2c950d0238c74945e467acb58e8321c101110ee431bc","schema_version":"1.0","event_id":"sha256:f807645ef992b91fec3b2c950d0238c74945e467acb58e8321c101110ee431bc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5T6HYFB7NZHQ6K7HBXTFTOCSHZ/bundle.json","state_url":"https://pith.science/pith/5T6HYFB7NZHQ6K7HBXTFTOCSHZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5T6HYFB7NZHQ6K7HBXTFTOCSHZ/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":"2026-08-19T08:57:13Z","links":{"resolver":"https://pith.science/pith/5T6HYFB7NZHQ6K7HBXTFTOCSHZ","bundle":"https://pith.science/pith/5T6HYFB7NZHQ6K7HBXTFTOCSHZ/bundle.json","state":"https://pith.science/pith/5T6HYFB7NZHQ6K7HBXTFTOCSHZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5T6HYFB7NZHQ6K7HBXTFTOCSHZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:5T6HYFB7NZHQ6K7HBXTFTOCSHZ","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":"12b6998c6bfad4af8c3e62c84082a08f789e3155bb1768a4f0afd4616348ea83","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.AI","submitted_at":"2026-07-10T13:30:42Z","title_canon_sha256":"b2a09f92ff40518beb70c5132e73272124d30da512e5c535dac3a4bc0f763bf7"},"schema_version":"1.0","source":{"id":"2607.09403","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.09403","created_at":"2026-07-13T01:19:10Z"},{"alias_kind":"arxiv_version","alias_value":"2607.09403v1","created_at":"2026-07-13T01:19:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.09403","created_at":"2026-07-13T01:19:10Z"},{"alias_kind":"pith_short_12","alias_value":"5T6HYFB7NZHQ","created_at":"2026-07-13T01:19:10Z"},{"alias_kind":"pith_short_16","alias_value":"5T6HYFB7NZHQ6K7H","created_at":"2026-07-13T01:19:10Z"},{"alias_kind":"pith_short_8","alias_value":"5T6HYFB7","created_at":"2026-07-13T01:19:10Z"}],"graph_snapshots":[{"event_id":"sha256:f807645ef992b91fec3b2c950d0238c74945e467acb58e8321c101110ee431bc","target":"graph","created_at":"2026-07-13T01:19:10Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2607.09403/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Worldbuilding, the construction of coherent fictional worlds, is a foundational task in game design and literary creation. Large Language Models (LLMs) offer new possibilities for automated content generation, but their application to worldbuilding faces three challenges: context explosion that grows linearly with the building process, the tension between creative diversity and content consistency, and the absence of automated quality assurance. This paper presents AutoWorldBuilder, a multi-agent collaborative system that addresses these challenges through five integrated components: a structu","authors_text":"He Wang, Jingbo Chen, Wei Yuan, Yuqiao Lai, Zhenyan Lu","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.AI","submitted_at":"2026-07-10T13:30:42Z","title":"Fictional Worldbuilding: Multi-Agent LLM Collaboration with Hierarchical Context Compression and Iterative Review"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.09403","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":"sha256:51f9d1bf86639554e38aa92595bda82273b54c988cbefdc5aba861af0ab2b3ee","target":"record","created_at":"2026-07-13T01:19:10Z","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":"12b6998c6bfad4af8c3e62c84082a08f789e3155bb1768a4f0afd4616348ea83","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.AI","submitted_at":"2026-07-10T13:30:42Z","title_canon_sha256":"b2a09f92ff40518beb70c5132e73272124d30da512e5c535dac3a4bc0f763bf7"},"schema_version":"1.0","source":{"id":"2607.09403","kind":"arxiv","version":1}},"canonical_sha256":"ecfc7c143f6e4f0f2be70de659b8523e705a7c9fd2a4e82da797330f185a2524","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ecfc7c143f6e4f0f2be70de659b8523e705a7c9fd2a4e82da797330f185a2524","first_computed_at":"2026-07-13T01:19:10.275820Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-13T01:19:10.275820Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3FA9Lz4G1zHihmZyZ6+EjIOP1MijxxtejyWG4cOxxAkji0+ijPvZHLaS2KvahmxkoJXzXDJoiHWJEeWsrQ3kBA==","signature_status":"signed_v1","signed_at":"2026-07-13T01:19:10.279274Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.09403","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:51f9d1bf86639554e38aa92595bda82273b54c988cbefdc5aba861af0ab2b3ee","sha256:f807645ef992b91fec3b2c950d0238c74945e467acb58e8321c101110ee431bc"],"state_sha256":"aa53e71f7f21e37c913594811acfe0dee4efd0616ed87594683e5c23d9ab07c5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2k+MKyMVCRMicriUbhST/JYb1bB8MvKy4JJsm7YjLEKuNvF+FlEkbuZK/6sErTbt1NndpPd30KCwwo2LSSPQBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-19T08:57:13.392947Z","bundle_sha256":"341b11902deef45458551175521db70a81c536db3e04d7413d976006a1a7b3f4"}}