{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:P3VKDDARNQMFOXUM7HVXZ3OFG6","short_pith_number":"pith:P3VKDDAR","canonical_record":{"source":{"id":"2606.00109","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-05-27T01:35:35Z","cross_cats_sorted":["cs.AI","cs.LG"],"title_canon_sha256":"c877c919a7f39869f6da651b7beccd4bef66f599076e9681ce182b45802271d3","abstract_canon_sha256":"3364ef54db8bf6ff56af3ede8d0d59e414b4807b517487cbb4211ef4f7510fff"},"schema_version":"1.0"},"canonical_sha256":"7eeaa18c116c18575e8cf9eb7cedc53797b7a380ad34283a3441dd89a5a4ffd4","source":{"kind":"arxiv","id":"2606.00109","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.00109","created_at":"2026-06-02T00:03:15Z"},{"alias_kind":"arxiv_version","alias_value":"2606.00109v1","created_at":"2026-06-02T00:03:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.00109","created_at":"2026-06-02T00:03:15Z"},{"alias_kind":"pith_short_12","alias_value":"P3VKDDARNQMF","created_at":"2026-06-02T00:03:15Z"},{"alias_kind":"pith_short_16","alias_value":"P3VKDDARNQMFOXUM","created_at":"2026-06-02T00:03:15Z"},{"alias_kind":"pith_short_8","alias_value":"P3VKDDAR","created_at":"2026-06-02T00:03:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:P3VKDDARNQMFOXUM7HVXZ3OFG6","target":"record","payload":{"canonical_record":{"source":{"id":"2606.00109","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-05-27T01:35:35Z","cross_cats_sorted":["cs.AI","cs.LG"],"title_canon_sha256":"c877c919a7f39869f6da651b7beccd4bef66f599076e9681ce182b45802271d3","abstract_canon_sha256":"3364ef54db8bf6ff56af3ede8d0d59e414b4807b517487cbb4211ef4f7510fff"},"schema_version":"1.0"},"canonical_sha256":"7eeaa18c116c18575e8cf9eb7cedc53797b7a380ad34283a3441dd89a5a4ffd4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-02T00:03:15.372098Z","signature_b64":"+BcjFM7hE47WP8TA8ttXxueucI50ujVqBN2VFj7T95vHXOWDQSuz3NGMM7Atw9AJjxIdD8BABzoVDws47cabCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7eeaa18c116c18575e8cf9eb7cedc53797b7a380ad34283a3441dd89a5a4ffd4","last_reissued_at":"2026-06-02T00:03:15.371454Z","signature_status":"signed_v1","first_computed_at":"2026-06-02T00:03:15.371454Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.00109","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":"2026-06-02T00:03:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"z9Q531G0pkbomqcwtFeyW90sIxGvTNBRQZzUTfGqJv7EjB3gzDD6dlfI32P9sO/sNZNhJF1ARDXjjrIToVbgDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T10:21:03.222384Z"},"content_sha256":"e002d7080c025163c400d5b209dea0793a6390aa9d5909fd169882cc7d475e8d","schema_version":"1.0","event_id":"sha256:e002d7080c025163c400d5b209dea0793a6390aa9d5909fd169882cc7d475e8d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:P3VKDDARNQMFOXUM7HVXZ3OFG6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"VDSB-GWSyn: Diffusion Schr\\\"{o}dinger Bridge for Controllable and Anatomically Feasible Guidewire Synthesis in Coronary Angiography","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI","cs.LG"],"primary_cat":"cs.CV","authors_text":"Haoyuan Tang, Jiachen Yang, Jialin Li, Shuai Xiao, Zhuo Zhang","submitted_at":"2026-05-27T01:35:35Z","abstract_excerpt":"Coronary guidewire endpoint localization is a fundamental capability for computer-assisted PCI, and its importance increases as robot-assisted PCI is progressively adopted to reduce operator radiation exposure. However, the scarcity of annotated CAG images with guidewires and the limited adaptability of existing guidewire synthesis models remain key bottlenecks for guidewire endpoint localization. To address this issue, we propose VDSB-GWSyn, a Diffusion Schr\\\"{o}dinger Bridge (DSB) model-based framework, enabling synthesis of controllable, high-fidelity guidewire samples under complex anatomi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.00109","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/2606.00109/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":"2026-06-02T00:03:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mvC928r6F717K3ZhnTQk4kRLQK7pIR6ReFqiEkjkzp8hPqL6xXkDq0LmPtHfr/493mOQis+a+A647tOQTqXUBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T10:21:03.222765Z"},"content_sha256":"530381ce8d6363af71b87caf7220bb79d39d4719556980e2319c2cf3a7448182","schema_version":"1.0","event_id":"sha256:530381ce8d6363af71b87caf7220bb79d39d4719556980e2319c2cf3a7448182"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/P3VKDDARNQMFOXUM7HVXZ3OFG6/bundle.json","state_url":"https://pith.science/pith/P3VKDDARNQMFOXUM7HVXZ3OFG6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/P3VKDDARNQMFOXUM7HVXZ3OFG6/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":"2026-06-07T10:21:03Z","links":{"resolver":"https://pith.science/pith/P3VKDDARNQMFOXUM7HVXZ3OFG6","bundle":"https://pith.science/pith/P3VKDDARNQMFOXUM7HVXZ3OFG6/bundle.json","state":"https://pith.science/pith/P3VKDDARNQMFOXUM7HVXZ3OFG6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/P3VKDDARNQMFOXUM7HVXZ3OFG6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:P3VKDDARNQMFOXUM7HVXZ3OFG6","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":"3364ef54db8bf6ff56af3ede8d0d59e414b4807b517487cbb4211ef4f7510fff","cross_cats_sorted":["cs.AI","cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-05-27T01:35:35Z","title_canon_sha256":"c877c919a7f39869f6da651b7beccd4bef66f599076e9681ce182b45802271d3"},"schema_version":"1.0","source":{"id":"2606.00109","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.00109","created_at":"2026-06-02T00:03:15Z"},{"alias_kind":"arxiv_version","alias_value":"2606.00109v1","created_at":"2026-06-02T00:03:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.00109","created_at":"2026-06-02T00:03:15Z"},{"alias_kind":"pith_short_12","alias_value":"P3VKDDARNQMF","created_at":"2026-06-02T00:03:15Z"},{"alias_kind":"pith_short_16","alias_value":"P3VKDDARNQMFOXUM","created_at":"2026-06-02T00:03:15Z"},{"alias_kind":"pith_short_8","alias_value":"P3VKDDAR","created_at":"2026-06-02T00:03:15Z"}],"graph_snapshots":[{"event_id":"sha256:530381ce8d6363af71b87caf7220bb79d39d4719556980e2319c2cf3a7448182","target":"graph","created_at":"2026-06-02T00:03:15Z","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/2606.00109/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Coronary guidewire endpoint localization is a fundamental capability for computer-assisted PCI, and its importance increases as robot-assisted PCI is progressively adopted to reduce operator radiation exposure. However, the scarcity of annotated CAG images with guidewires and the limited adaptability of existing guidewire synthesis models remain key bottlenecks for guidewire endpoint localization. To address this issue, we propose VDSB-GWSyn, a Diffusion Schr\\\"{o}dinger Bridge (DSB) model-based framework, enabling synthesis of controllable, high-fidelity guidewire samples under complex anatomi","authors_text":"Haoyuan Tang, Jiachen Yang, Jialin Li, Shuai Xiao, Zhuo Zhang","cross_cats":["cs.AI","cs.LG"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-05-27T01:35:35Z","title":"VDSB-GWSyn: Diffusion Schr\\\"{o}dinger Bridge for Controllable and Anatomically Feasible Guidewire Synthesis in Coronary Angiography"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.00109","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:e002d7080c025163c400d5b209dea0793a6390aa9d5909fd169882cc7d475e8d","target":"record","created_at":"2026-06-02T00:03:15Z","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":"3364ef54db8bf6ff56af3ede8d0d59e414b4807b517487cbb4211ef4f7510fff","cross_cats_sorted":["cs.AI","cs.LG"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2026-05-27T01:35:35Z","title_canon_sha256":"c877c919a7f39869f6da651b7beccd4bef66f599076e9681ce182b45802271d3"},"schema_version":"1.0","source":{"id":"2606.00109","kind":"arxiv","version":1}},"canonical_sha256":"7eeaa18c116c18575e8cf9eb7cedc53797b7a380ad34283a3441dd89a5a4ffd4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7eeaa18c116c18575e8cf9eb7cedc53797b7a380ad34283a3441dd89a5a4ffd4","first_computed_at":"2026-06-02T00:03:15.371454Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-02T00:03:15.371454Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+BcjFM7hE47WP8TA8ttXxueucI50ujVqBN2VFj7T95vHXOWDQSuz3NGMM7Atw9AJjxIdD8BABzoVDws47cabCg==","signature_status":"signed_v1","signed_at":"2026-06-02T00:03:15.372098Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.00109","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e002d7080c025163c400d5b209dea0793a6390aa9d5909fd169882cc7d475e8d","sha256:530381ce8d6363af71b87caf7220bb79d39d4719556980e2319c2cf3a7448182"],"state_sha256":"e8cdb075622e6909380e08a459bd2fa29726b1ca12d77bdd609c0c3e1cff8379"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8K2BKAgeW29BeCIfWmfjx/rBI4IeXy5MosXNMJeFbXMOoRRXHnzcvfaJcevAux4ZDmy+Kj98GeIGLsrNGRBoAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T10:21:03.224840Z","bundle_sha256":"01903b0a9f706bafbe3245933b67ae38ed67ba186f0de7cfab8e3297c7b4a0da"}}