{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:DKJYXIJG73QV33IA3QIPBKDY5Q","short_pith_number":"pith:DKJYXIJG","canonical_record":{"source":{"id":"2411.15539","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-11-23T12:25:06Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"cd04a6661b6f7aebffab80507b574df2273bbbc75a5a0a7f6cae71f41d48e91c","abstract_canon_sha256":"388318d3a3d2de7a227299a320f127b78ab6b65d50cef51a2b02593ff5b63536"},"schema_version":"1.0"},"canonical_sha256":"1a938ba126fee15ded00dc10f0a878ec1c15aa364aea8fe24ab16ba32d7915ab","source":{"kind":"arxiv","id":"2411.15539","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2411.15539","created_at":"2026-07-05T10:58:20Z"},{"alias_kind":"arxiv_version","alias_value":"2411.15539v2","created_at":"2026-07-05T10:58:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.15539","created_at":"2026-07-05T10:58:20Z"},{"alias_kind":"pith_short_12","alias_value":"DKJYXIJG73QV","created_at":"2026-07-05T10:58:20Z"},{"alias_kind":"pith_short_16","alias_value":"DKJYXIJG73QV33IA","created_at":"2026-07-05T10:58:20Z"},{"alias_kind":"pith_short_8","alias_value":"DKJYXIJG","created_at":"2026-07-05T10:58:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:DKJYXIJG73QV33IA3QIPBKDY5Q","target":"record","payload":{"canonical_record":{"source":{"id":"2411.15539","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-11-23T12:25:06Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"cd04a6661b6f7aebffab80507b574df2273bbbc75a5a0a7f6cae71f41d48e91c","abstract_canon_sha256":"388318d3a3d2de7a227299a320f127b78ab6b65d50cef51a2b02593ff5b63536"},"schema_version":"1.0"},"canonical_sha256":"1a938ba126fee15ded00dc10f0a878ec1c15aa364aea8fe24ab16ba32d7915ab","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:58:20.592194Z","signature_b64":"x+JrubTNihgmDtEiT8pgLONuv64A5Jw9+oenYyTiFZtNBPuftT91pcGXfav6opWo2IPBkRoaWJNgZR53U01HCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1a938ba126fee15ded00dc10f0a878ec1c15aa364aea8fe24ab16ba32d7915ab","last_reissued_at":"2026-07-05T10:58:20.591674Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:58:20.591674Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2411.15539","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T10:58:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xvN6j5Jso8NPQtazA9Zqt9rc79suxGd8Axm7cCkXT0t8lxcbW3QsNuEg8OlItmxRcN07H97756lzhtJQ9JKZCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T06:57:39.168210Z"},"content_sha256":"a605f1a6fad2a6f812f7a5c8cc213b4492d4e2d425c960a47e17ab40c4b12924","schema_version":"1.0","event_id":"sha256:a605f1a6fad2a6f812f7a5c8cc213b4492d4e2d425c960a47e17ab40c4b12924"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:DKJYXIJG73QV33IA3QIPBKDY5Q","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Large Language Model with Region-guided Referring and Grounding for CT Report Generation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.CV","authors_text":"Haibo Jin, Hao Chen, Yequan Bie, Zhixuan Chen","submitted_at":"2024-11-23T12:25:06Z","abstract_excerpt":"Computed tomography (CT) report generation is crucial to assist radiologists in interpreting CT volumes, which can be time-consuming and labor-intensive. Existing methods primarily only consider the global features of the entire volume, making it struggle to focus on specific regions and potentially missing abnormalities. To address this issue, we propose Reg2RG, the first region-guided referring and grounding framework for CT report generation, which enhances diagnostic performance by focusing on anatomical regions within the volume. Specifically, we utilize masks from a universal segmentatio"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.15539","kind":"arxiv","version":2},"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/2411.15539/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":"2026-07-05T10:58:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"o3kNpW2eeeCmq4clv2B7euHiBN9QGJgAXaBCBhdFhInQV6av4K9M42ZbDC7E2cV8WnpVpYtrh9dLuYrBsqhhCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T06:57:39.169144Z"},"content_sha256":"8cd03fecbd2b8c4da16d99cb19d354e2c55d40d5b1c36e92d481d12500d64b94","schema_version":"1.0","event_id":"sha256:8cd03fecbd2b8c4da16d99cb19d354e2c55d40d5b1c36e92d481d12500d64b94"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DKJYXIJG73QV33IA3QIPBKDY5Q/bundle.json","state_url":"https://pith.science/pith/DKJYXIJG73QV33IA3QIPBKDY5Q/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DKJYXIJG73QV33IA3QIPBKDY5Q/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":"2026-08-04T06:57:39Z","links":{"resolver":"https://pith.science/pith/DKJYXIJG73QV33IA3QIPBKDY5Q","bundle":"https://pith.science/pith/DKJYXIJG73QV33IA3QIPBKDY5Q/bundle.json","state":"https://pith.science/pith/DKJYXIJG73QV33IA3QIPBKDY5Q/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DKJYXIJG73QV33IA3QIPBKDY5Q/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:DKJYXIJG73QV33IA3QIPBKDY5Q","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":"388318d3a3d2de7a227299a320f127b78ab6b65d50cef51a2b02593ff5b63536","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-11-23T12:25:06Z","title_canon_sha256":"cd04a6661b6f7aebffab80507b574df2273bbbc75a5a0a7f6cae71f41d48e91c"},"schema_version":"1.0","source":{"id":"2411.15539","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2411.15539","created_at":"2026-07-05T10:58:20Z"},{"alias_kind":"arxiv_version","alias_value":"2411.15539v2","created_at":"2026-07-05T10:58:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.15539","created_at":"2026-07-05T10:58:20Z"},{"alias_kind":"pith_short_12","alias_value":"DKJYXIJG73QV","created_at":"2026-07-05T10:58:20Z"},{"alias_kind":"pith_short_16","alias_value":"DKJYXIJG73QV33IA","created_at":"2026-07-05T10:58:20Z"},{"alias_kind":"pith_short_8","alias_value":"DKJYXIJG","created_at":"2026-07-05T10:58:20Z"}],"graph_snapshots":[{"event_id":"sha256:8cd03fecbd2b8c4da16d99cb19d354e2c55d40d5b1c36e92d481d12500d64b94","target":"graph","created_at":"2026-07-05T10:58:20Z","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/2411.15539/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Computed tomography (CT) report generation is crucial to assist radiologists in interpreting CT volumes, which can be time-consuming and labor-intensive. Existing methods primarily only consider the global features of the entire volume, making it struggle to focus on specific regions and potentially missing abnormalities. To address this issue, we propose Reg2RG, the first region-guided referring and grounding framework for CT report generation, which enhances diagnostic performance by focusing on anatomical regions within the volume. Specifically, we utilize masks from a universal segmentatio","authors_text":"Haibo Jin, Hao Chen, Yequan Bie, Zhixuan Chen","cross_cats":["cs.AI"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-11-23T12:25:06Z","title":"Large Language Model with Region-guided Referring and Grounding for CT Report Generation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.15539","kind":"arxiv","version":2},"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:a605f1a6fad2a6f812f7a5c8cc213b4492d4e2d425c960a47e17ab40c4b12924","target":"record","created_at":"2026-07-05T10:58:20Z","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":"388318d3a3d2de7a227299a320f127b78ab6b65d50cef51a2b02593ff5b63536","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2024-11-23T12:25:06Z","title_canon_sha256":"cd04a6661b6f7aebffab80507b574df2273bbbc75a5a0a7f6cae71f41d48e91c"},"schema_version":"1.0","source":{"id":"2411.15539","kind":"arxiv","version":2}},"canonical_sha256":"1a938ba126fee15ded00dc10f0a878ec1c15aa364aea8fe24ab16ba32d7915ab","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1a938ba126fee15ded00dc10f0a878ec1c15aa364aea8fe24ab16ba32d7915ab","first_computed_at":"2026-07-05T10:58:20.591674Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:58:20.591674Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"x+JrubTNihgmDtEiT8pgLONuv64A5Jw9+oenYyTiFZtNBPuftT91pcGXfav6opWo2IPBkRoaWJNgZR53U01HCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T10:58:20.592194Z","signed_message":"canonical_sha256_bytes"},"source_id":"2411.15539","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a605f1a6fad2a6f812f7a5c8cc213b4492d4e2d425c960a47e17ab40c4b12924","sha256:8cd03fecbd2b8c4da16d99cb19d354e2c55d40d5b1c36e92d481d12500d64b94"],"state_sha256":"051f54363c1a965039245ebd6eb41875214abb84b317597fa90c30e90e668f2f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cV/BznKRgGEWpHsBOydEqe9MpPX3GuXbSuobQcAaC1b2bOagyOusG9MX8x0pj3lyq8auzthv/Vd2NuZVIgHqDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T06:57:39.173993Z","bundle_sha256":"b953eb54c2031258f5894386de5511de2e68e2c85a16f789e7d111127a75573e"}}