{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:I2GZSGIP5HMXSZA4CHI5ZNGAI6","short_pith_number":"pith:I2GZSGIP","canonical_record":{"source":{"id":"2606.08553","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SE","submitted_at":"2026-06-07T10:14:00Z","cross_cats_sorted":[],"title_canon_sha256":"d95a03cb30f22f0883e30ed1c8fe598074190da5ccdb02efb9fe6ac110026b04","abstract_canon_sha256":"86f185ad49ddc7e01a8ec6079c0b1038a70073aaddab26c7dc903effab5d043e"},"schema_version":"1.0"},"canonical_sha256":"468d99190fe9d979641c11d1dcb4c047b86bbb0b385b62e0e20df93063715c84","source":{"kind":"arxiv","id":"2606.08553","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.08553","created_at":"2026-06-09T01:05:39Z"},{"alias_kind":"arxiv_version","alias_value":"2606.08553v1","created_at":"2026-06-09T01:05:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.08553","created_at":"2026-06-09T01:05:39Z"},{"alias_kind":"pith_short_12","alias_value":"I2GZSGIP5HMX","created_at":"2026-06-09T01:05:39Z"},{"alias_kind":"pith_short_16","alias_value":"I2GZSGIP5HMXSZA4","created_at":"2026-06-09T01:05:39Z"},{"alias_kind":"pith_short_8","alias_value":"I2GZSGIP","created_at":"2026-06-09T01:05:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:I2GZSGIP5HMXSZA4CHI5ZNGAI6","target":"record","payload":{"canonical_record":{"source":{"id":"2606.08553","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SE","submitted_at":"2026-06-07T10:14:00Z","cross_cats_sorted":[],"title_canon_sha256":"d95a03cb30f22f0883e30ed1c8fe598074190da5ccdb02efb9fe6ac110026b04","abstract_canon_sha256":"86f185ad49ddc7e01a8ec6079c0b1038a70073aaddab26c7dc903effab5d043e"},"schema_version":"1.0"},"canonical_sha256":"468d99190fe9d979641c11d1dcb4c047b86bbb0b385b62e0e20df93063715c84","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-09T01:05:39.906460Z","signature_b64":"+RwO/61A9Kbo49nkhz7XyqwErJZJDnKb1BwjADppstFTGAseBxU+3lqP0bXrlizxsRZyGNT5n96wvk3jOBYrAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"468d99190fe9d979641c11d1dcb4c047b86bbb0b385b62e0e20df93063715c84","last_reissued_at":"2026-06-09T01:05:39.906040Z","signature_status":"signed_v1","first_computed_at":"2026-06-09T01:05:39.906040Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.08553","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":"2026-06-09T01:05:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TzIcb9hvACVU8RtAvayKcKnZ00VH71g5dQfnGcDdUalKiIYC88726E6y0HCAwWr9D92NMkhOExnQBOQJR2yRDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T06:21:43.979037Z"},"content_sha256":"52a9ff5edd0c5312ddd2604ebf0bf40174b4633c787791082df3cd05d7e3126a","schema_version":"1.0","event_id":"sha256:52a9ff5edd0c5312ddd2604ebf0bf40174b4633c787791082df3cd05d7e3126a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:I2GZSGIP5HMXSZA4CHI5ZNGAI6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"FusionVul: A Multimodal Feature Fusion Framework for Source Code Vulnerability Detection","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.SE","authors_text":"Chunhua Su, Hiroshi Nomaguchi, Hongyu Yang, Jingchuan Luo, Willy Susilo, Yaping Zhu","submitted_at":"2026-06-07T10:14:00Z","abstract_excerpt":"Source code vulnerability detection remains a long-standing challenge due to the increasing scale, structural complexity, and semantic diversity of modern codebases. Conventional static-analysis or rule-based approaches often fail to capture subtle execution dependencies, while single-modality learning models tend to overlook critical structural information embedded beyond the lexical surface of source code. To improve robustness across heterogeneous code patterns, we propose FusionVul, a joint representation learning framework that integrates sequential syntactic representations extracted by "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.08553","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/2606.08553/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":"2026-06-09T01:05:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"B2xwNpRkyHloXuKHHkWELbQSb0sr2pc06yQ7RnGGOAfn7rze/ArlO4VlgFS3BvE2Z62D7nsE1MY5+ADmrAMeDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T06:21:43.979481Z"},"content_sha256":"1b73dac25a172258ab210f57ca0f764c108c28b56e9f3dd32031b6c5c8e38a90","schema_version":"1.0","event_id":"sha256:1b73dac25a172258ab210f57ca0f764c108c28b56e9f3dd32031b6c5c8e38a90"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/I2GZSGIP5HMXSZA4CHI5ZNGAI6/bundle.json","state_url":"https://pith.science/pith/I2GZSGIP5HMXSZA4CHI5ZNGAI6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/I2GZSGIP5HMXSZA4CHI5ZNGAI6/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":"2026-06-11T06:21:43Z","links":{"resolver":"https://pith.science/pith/I2GZSGIP5HMXSZA4CHI5ZNGAI6","bundle":"https://pith.science/pith/I2GZSGIP5HMXSZA4CHI5ZNGAI6/bundle.json","state":"https://pith.science/pith/I2GZSGIP5HMXSZA4CHI5ZNGAI6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/I2GZSGIP5HMXSZA4CHI5ZNGAI6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:I2GZSGIP5HMXSZA4CHI5ZNGAI6","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":"86f185ad49ddc7e01a8ec6079c0b1038a70073aaddab26c7dc903effab5d043e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SE","submitted_at":"2026-06-07T10:14:00Z","title_canon_sha256":"d95a03cb30f22f0883e30ed1c8fe598074190da5ccdb02efb9fe6ac110026b04"},"schema_version":"1.0","source":{"id":"2606.08553","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.08553","created_at":"2026-06-09T01:05:39Z"},{"alias_kind":"arxiv_version","alias_value":"2606.08553v1","created_at":"2026-06-09T01:05:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.08553","created_at":"2026-06-09T01:05:39Z"},{"alias_kind":"pith_short_12","alias_value":"I2GZSGIP5HMX","created_at":"2026-06-09T01:05:39Z"},{"alias_kind":"pith_short_16","alias_value":"I2GZSGIP5HMXSZA4","created_at":"2026-06-09T01:05:39Z"},{"alias_kind":"pith_short_8","alias_value":"I2GZSGIP","created_at":"2026-06-09T01:05:39Z"}],"graph_snapshots":[{"event_id":"sha256:1b73dac25a172258ab210f57ca0f764c108c28b56e9f3dd32031b6c5c8e38a90","target":"graph","created_at":"2026-06-09T01:05:39Z","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/2606.08553/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Source code vulnerability detection remains a long-standing challenge due to the increasing scale, structural complexity, and semantic diversity of modern codebases. Conventional static-analysis or rule-based approaches often fail to capture subtle execution dependencies, while single-modality learning models tend to overlook critical structural information embedded beyond the lexical surface of source code. To improve robustness across heterogeneous code patterns, we propose FusionVul, a joint representation learning framework that integrates sequential syntactic representations extracted by ","authors_text":"Chunhua Su, Hiroshi Nomaguchi, Hongyu Yang, Jingchuan Luo, Willy Susilo, Yaping Zhu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SE","submitted_at":"2026-06-07T10:14:00Z","title":"FusionVul: A Multimodal Feature Fusion Framework for Source Code Vulnerability Detection"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.08553","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":"sha256:52a9ff5edd0c5312ddd2604ebf0bf40174b4633c787791082df3cd05d7e3126a","target":"record","created_at":"2026-06-09T01:05:39Z","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":"86f185ad49ddc7e01a8ec6079c0b1038a70073aaddab26c7dc903effab5d043e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SE","submitted_at":"2026-06-07T10:14:00Z","title_canon_sha256":"d95a03cb30f22f0883e30ed1c8fe598074190da5ccdb02efb9fe6ac110026b04"},"schema_version":"1.0","source":{"id":"2606.08553","kind":"arxiv","version":1}},"canonical_sha256":"468d99190fe9d979641c11d1dcb4c047b86bbb0b385b62e0e20df93063715c84","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"468d99190fe9d979641c11d1dcb4c047b86bbb0b385b62e0e20df93063715c84","first_computed_at":"2026-06-09T01:05:39.906040Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-09T01:05:39.906040Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+RwO/61A9Kbo49nkhz7XyqwErJZJDnKb1BwjADppstFTGAseBxU+3lqP0bXrlizxsRZyGNT5n96wvk3jOBYrAg==","signature_status":"signed_v1","signed_at":"2026-06-09T01:05:39.906460Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.08553","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:52a9ff5edd0c5312ddd2604ebf0bf40174b4633c787791082df3cd05d7e3126a","sha256:1b73dac25a172258ab210f57ca0f764c108c28b56e9f3dd32031b6c5c8e38a90"],"state_sha256":"f9e51941ead34a84e0ee555a1c5e7cecd09eb919503e629d7e9646e8651f1e6d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hYPMuQoMMIp2BeGlFxJ/b0jGgFP5Dw8WZIBoB1rcpklxe752gSyZKVTKhmWyb1iRuvsg/aOFCOEGM+AECRE8BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T06:21:43.982156Z","bundle_sha256":"b4f0054dbaaa31ad34145700db29eca72ebca55655a0c0cd115d2e65d3897931"}}