{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:AF42JF6ORE4K6DU7ZA6O6BOMXG","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":"da7b24f9081f81b60354a3f1965f1b5372d839a300838df9a3b306b85e3c4399","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2024-11-07T18:55:09Z","title_canon_sha256":"72ecbd8800ac327512fe296f8b8c93a1c7ddd22cc345e25358e6aba701552eff"},"schema_version":"1.0","source":{"id":"2411.04986","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2411.04986","created_at":"2026-07-05T10:28:26Z"},{"alias_kind":"arxiv_version","alias_value":"2411.04986v3","created_at":"2026-07-05T10:28:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.04986","created_at":"2026-07-05T10:28:26Z"},{"alias_kind":"pith_short_12","alias_value":"AF42JF6ORE4K","created_at":"2026-07-05T10:28:26Z"},{"alias_kind":"pith_short_16","alias_value":"AF42JF6ORE4K6DU7","created_at":"2026-07-05T10:28:26Z"},{"alias_kind":"pith_short_8","alias_value":"AF42JF6O","created_at":"2026-07-05T10:28:26Z"}],"graph_snapshots":[{"event_id":"sha256:793bed521646426122fba03e5a0f89c461d587801d7e255bfff80dfe9b7e9727","target":"graph","created_at":"2026-07-05T10:28:26Z","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/2411.04986/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Modern language models can process inputs across diverse languages and modalities. We hypothesize that models acquire this capability through learning a shared representation space across heterogeneous data types (e.g., different languages and modalities), which places semantically similar inputs near one another, even if they are from different modalities/languages. We term this the semantic hub hypothesis, following the hub-and-spoke model from neuroscience (Patterson et al., 2007) which posits that semantic knowledge in the human brain is organized through a transmodal semantic \"hub\" which ","authors_text":"Dani Yogatama, Jiasen Lu, Xinyan Velocity Yu, Yoon Kim, Zhaofeng Wu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2024-11-07T18:55:09Z","title":"The Semantic Hub Hypothesis: Language Models Share Semantic Representations Across Languages and Modalities"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.04986","kind":"arxiv","version":3},"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":"sha256:8bed9ce13d4b355f7980de42994ae268bc7c1ca37f5ec9b97450a3d83e9aedc1","target":"record","created_at":"2026-07-05T10:28:26Z","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":"da7b24f9081f81b60354a3f1965f1b5372d839a300838df9a3b306b85e3c4399","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2024-11-07T18:55:09Z","title_canon_sha256":"72ecbd8800ac327512fe296f8b8c93a1c7ddd22cc345e25358e6aba701552eff"},"schema_version":"1.0","source":{"id":"2411.04986","kind":"arxiv","version":3}},"canonical_sha256":"0179a497ce8938af0e9fc83cef05ccb983a0cb1f067f04e90c79940634d31a81","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0179a497ce8938af0e9fc83cef05ccb983a0cb1f067f04e90c79940634d31a81","first_computed_at":"2026-07-05T10:28:26.024663Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:28:26.024663Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fIO/8/LnIhHrBJeutkBkQquYtif/BZ9YtevjFYNk4qMPVQKOR/8gcN/u+eu/kHwRWgbO359YZMVtZCpDBMxZCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T10:28:26.025304Z","signed_message":"canonical_sha256_bytes"},"source_id":"2411.04986","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8bed9ce13d4b355f7980de42994ae268bc7c1ca37f5ec9b97450a3d83e9aedc1","sha256:793bed521646426122fba03e5a0f89c461d587801d7e255bfff80dfe9b7e9727"],"state_sha256":"9b5415d93efeba815a9f4bc14f696ffbffb085cdde07ca964ba5c29d2275a885"}