{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:WJ2MAG5BTKKYA4JGEFKGAONH2L","short_pith_number":"pith:WJ2MAG5B","canonical_record":{"source":{"id":"2606.31186","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2026-06-30T06:15:59Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"acd5d1598298e71c5c92c90a27837574955ef54029af04fac2a4d7007eacc562","abstract_canon_sha256":"3189d8bdcd00a09ebb19d4b2ce04e46c5f1059207839363717d9e7726de64fbf"},"schema_version":"1.0"},"canonical_sha256":"b274c01ba19a9580712621546039a7d2e8a11ad2ae9dce9a50d666329bba56cf","source":{"kind":"arxiv","id":"2606.31186","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.31186","created_at":"2026-07-01T01:17:31Z"},{"alias_kind":"arxiv_version","alias_value":"2606.31186v1","created_at":"2026-07-01T01:17:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.31186","created_at":"2026-07-01T01:17:31Z"},{"alias_kind":"pith_short_12","alias_value":"WJ2MAG5BTKKY","created_at":"2026-07-01T01:17:31Z"},{"alias_kind":"pith_short_16","alias_value":"WJ2MAG5BTKKYA4JG","created_at":"2026-07-01T01:17:31Z"},{"alias_kind":"pith_short_8","alias_value":"WJ2MAG5B","created_at":"2026-07-01T01:17:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:WJ2MAG5BTKKYA4JGEFKGAONH2L","target":"record","payload":{"canonical_record":{"source":{"id":"2606.31186","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2026-06-30T06:15:59Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"acd5d1598298e71c5c92c90a27837574955ef54029af04fac2a4d7007eacc562","abstract_canon_sha256":"3189d8bdcd00a09ebb19d4b2ce04e46c5f1059207839363717d9e7726de64fbf"},"schema_version":"1.0"},"canonical_sha256":"b274c01ba19a9580712621546039a7d2e8a11ad2ae9dce9a50d666329bba56cf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-01T01:17:31.643682Z","signature_b64":"RshNc8XXI65PKuqX0Pmw4iSKkG+g620joi6MVw4qsmJCq9tdxb9Fm1ce2IAzKkNOQDQb/qanmpcoGvlZuziqBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b274c01ba19a9580712621546039a7d2e8a11ad2ae9dce9a50d666329bba56cf","last_reissued_at":"2026-07-01T01:17:31.643268Z","signature_status":"signed_v1","first_computed_at":"2026-07-01T01:17:31.643268Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.31186","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":"2026-07-01T01:17:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pBWOFK8cd5TRWkQ4SnY6rWreR63nSm4xXlobXg/fR2wHU1tNbhRSnftzreLeSKte92DXIEYMCnpaJRDU6IrQCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-03T22:10:15.522403Z"},"content_sha256":"8551cf0f7897e630b6493966b2c64d1ce00dea3ba1c3847ed68f455668b290fc","schema_version":"1.0","event_id":"sha256:8551cf0f7897e630b6493966b2c64d1ce00dea3ba1c3847ed68f455668b290fc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:WJ2MAG5BTKKYA4JGEFKGAONH2L","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Gated Multi-Graph Fusion via Graph Attention Networks for Alzheimer's Disease Detection","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.CL","authors_text":"Bin Wen, Jianwu Dang, Jinyu Li, Kai Li, Longbiao Wang, Xiaobao Wang, Xiao Wei, Yuqin Lin","submitted_at":"2026-06-30T06:15:59Z","abstract_excerpt":"Spontaneous speech is a vital non-invasive biomarker for Alzheimer's Disease (AD), yet many systems overlook non-linear structural disruptions and clinical heterogeneity in pathological language. We propose a Multi-View Gated Graph Attention Network that transcribes audio via Automatic Speech Recognition (ASR) to construct semantic, dependency, and co-occurrence graphs, characterizing speech through a \"content-structure-flow\" framework. Notably, the co-occurrence graph leverages Pointwise Mutual Information (PMI) from a normative corpus to quantify narrative logic and linguistic deviation. To "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.31186","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/2606.31186/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":"2026-07-01T01:17:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wjSFDjY8IV+ktoQBCotLxK+GWxny1e1wCrvxQCQt6UBxKMqisRVUKHkTeQL4hzKmMJVDY6AfgO+8GvhWDp6JBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-03T22:10:15.522766Z"},"content_sha256":"c10943c5c2abe68d6a0558b50f871aa6b81cdbbc225de8e4dc3cf1630697164c","schema_version":"1.0","event_id":"sha256:c10943c5c2abe68d6a0558b50f871aa6b81cdbbc225de8e4dc3cf1630697164c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WJ2MAG5BTKKYA4JGEFKGAONH2L/bundle.json","state_url":"https://pith.science/pith/WJ2MAG5BTKKYA4JGEFKGAONH2L/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WJ2MAG5BTKKYA4JGEFKGAONH2L/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":"2026-07-03T22:10:15Z","links":{"resolver":"https://pith.science/pith/WJ2MAG5BTKKYA4JGEFKGAONH2L","bundle":"https://pith.science/pith/WJ2MAG5BTKKYA4JGEFKGAONH2L/bundle.json","state":"https://pith.science/pith/WJ2MAG5BTKKYA4JGEFKGAONH2L/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WJ2MAG5BTKKYA4JGEFKGAONH2L/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:WJ2MAG5BTKKYA4JGEFKGAONH2L","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":"3189d8bdcd00a09ebb19d4b2ce04e46c5f1059207839363717d9e7726de64fbf","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2026-06-30T06:15:59Z","title_canon_sha256":"acd5d1598298e71c5c92c90a27837574955ef54029af04fac2a4d7007eacc562"},"schema_version":"1.0","source":{"id":"2606.31186","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.31186","created_at":"2026-07-01T01:17:31Z"},{"alias_kind":"arxiv_version","alias_value":"2606.31186v1","created_at":"2026-07-01T01:17:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.31186","created_at":"2026-07-01T01:17:31Z"},{"alias_kind":"pith_short_12","alias_value":"WJ2MAG5BTKKY","created_at":"2026-07-01T01:17:31Z"},{"alias_kind":"pith_short_16","alias_value":"WJ2MAG5BTKKYA4JG","created_at":"2026-07-01T01:17:31Z"},{"alias_kind":"pith_short_8","alias_value":"WJ2MAG5B","created_at":"2026-07-01T01:17:31Z"}],"graph_snapshots":[{"event_id":"sha256:c10943c5c2abe68d6a0558b50f871aa6b81cdbbc225de8e4dc3cf1630697164c","target":"graph","created_at":"2026-07-01T01:17:31Z","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/2606.31186/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Spontaneous speech is a vital non-invasive biomarker for Alzheimer's Disease (AD), yet many systems overlook non-linear structural disruptions and clinical heterogeneity in pathological language. We propose a Multi-View Gated Graph Attention Network that transcribes audio via Automatic Speech Recognition (ASR) to construct semantic, dependency, and co-occurrence graphs, characterizing speech through a \"content-structure-flow\" framework. Notably, the co-occurrence graph leverages Pointwise Mutual Information (PMI) from a normative corpus to quantify narrative logic and linguistic deviation. To ","authors_text":"Bin Wen, Jianwu Dang, Jinyu Li, Kai Li, Longbiao Wang, Xiaobao Wang, Xiao Wei, Yuqin Lin","cross_cats":["cs.AI"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2026-06-30T06:15:59Z","title":"Gated Multi-Graph Fusion via Graph Attention Networks for Alzheimer's Disease Detection"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.31186","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":"sha256:8551cf0f7897e630b6493966b2c64d1ce00dea3ba1c3847ed68f455668b290fc","target":"record","created_at":"2026-07-01T01:17:31Z","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":"3189d8bdcd00a09ebb19d4b2ce04e46c5f1059207839363717d9e7726de64fbf","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CL","submitted_at":"2026-06-30T06:15:59Z","title_canon_sha256":"acd5d1598298e71c5c92c90a27837574955ef54029af04fac2a4d7007eacc562"},"schema_version":"1.0","source":{"id":"2606.31186","kind":"arxiv","version":1}},"canonical_sha256":"b274c01ba19a9580712621546039a7d2e8a11ad2ae9dce9a50d666329bba56cf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b274c01ba19a9580712621546039a7d2e8a11ad2ae9dce9a50d666329bba56cf","first_computed_at":"2026-07-01T01:17:31.643268Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-01T01:17:31.643268Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RshNc8XXI65PKuqX0Pmw4iSKkG+g620joi6MVw4qsmJCq9tdxb9Fm1ce2IAzKkNOQDQb/qanmpcoGvlZuziqBg==","signature_status":"signed_v1","signed_at":"2026-07-01T01:17:31.643682Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.31186","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8551cf0f7897e630b6493966b2c64d1ce00dea3ba1c3847ed68f455668b290fc","sha256:c10943c5c2abe68d6a0558b50f871aa6b81cdbbc225de8e4dc3cf1630697164c"],"state_sha256":"64513c43bb8e711c1a17a5cbd3e14c75a412ec97926c6676bd1bbc072374359f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"erJVUd+q5pfwsXgBs6hD86Smg4e7daS2nDfo2MNicJK/CIx4W7IaBklvFdXhKd32YmTYlcPURXw/p0RbU7jkBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-03T22:10:15.524711Z","bundle_sha256":"5e1f1c13acb037019c88ac53883fca9704203baa2e5001d1299ecfe4bbb4733a"}}