{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:BI5FFSMHKHVMUQXVKSEJB6DEVA","short_pith_number":"pith:BI5FFSMH","canonical_record":{"source":{"id":"2512.11791","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-12-12T18:56:21Z","cross_cats_sorted":[],"title_canon_sha256":"c06b61fa5312aa77590a377d826bc0082c7af26fec8000211694bef6277a4e2c","abstract_canon_sha256":"f1f430f1d30b2fd8b990f77477173cc8a113c4a5e73306fcae8aa03c89a96add"},"schema_version":"1.0"},"canonical_sha256":"0a3a52c98751eaca42f5548890f864a81de9b617c7a3b29530c838798315d57a","source":{"kind":"arxiv","id":"2512.11791","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2512.11791","created_at":"2026-06-23T02:13:19Z"},{"alias_kind":"arxiv_version","alias_value":"2512.11791v2","created_at":"2026-06-23T02:13:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2512.11791","created_at":"2026-06-23T02:13:19Z"},{"alias_kind":"pith_short_12","alias_value":"BI5FFSMHKHVM","created_at":"2026-06-23T02:13:19Z"},{"alias_kind":"pith_short_16","alias_value":"BI5FFSMHKHVMUQXV","created_at":"2026-06-23T02:13:19Z"},{"alias_kind":"pith_short_8","alias_value":"BI5FFSMH","created_at":"2026-06-23T02:13:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:BI5FFSMHKHVMUQXVKSEJB6DEVA","target":"record","payload":{"canonical_record":{"source":{"id":"2512.11791","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-12-12T18:56:21Z","cross_cats_sorted":[],"title_canon_sha256":"c06b61fa5312aa77590a377d826bc0082c7af26fec8000211694bef6277a4e2c","abstract_canon_sha256":"f1f430f1d30b2fd8b990f77477173cc8a113c4a5e73306fcae8aa03c89a96add"},"schema_version":"1.0"},"canonical_sha256":"0a3a52c98751eaca42f5548890f864a81de9b617c7a3b29530c838798315d57a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-23T02:13:19.398043Z","signature_b64":"KIvi1zLjtMpB+/JjttqJU6pERZJzSAj9HpZM3unlIt03s9/nfd/hZ/dS94zuVdJyh2mdfZdIEeQULzW3ZiX3Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0a3a52c98751eaca42f5548890f864a81de9b617c7a3b29530c838798315d57a","last_reissued_at":"2026-06-23T02:13:19.397608Z","signature_status":"signed_v1","first_computed_at":"2026-06-23T02:13:19.397608Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2512.11791","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":"2026-06-23T02:13:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nMpaROVbgD2IaDwVa7Rjok4AKDQUo9Cb1QkA+y9Gm+eAD6JNq14Q4E6PP5XDhN9SakfHkxEuDot+U7gJMEsuBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T23:02:05.633941Z"},"content_sha256":"72e9a1471620df4e4a25a56a5c3d3d2202c1b47801a6bccd42244df6fb59baef","schema_version":"1.0","event_id":"sha256:72e9a1471620df4e4a25a56a5c3d3d2202c1b47801a6bccd42244df6fb59baef"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:BI5FFSMHKHVMUQXVKSEJB6DEVA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Uncertainty-Aware Domain Adaptation for Vitiligo Segmentation in Clinical Photographs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Caitlin Perez-Stable, Harrison Zhu, Meredith Apicella, Nicole Nyamongo, Vamsi Varra, Wentao Jiang","submitted_at":"2025-12-12T18:56:21Z","abstract_excerpt":"Accurately quantifying vitiligo extent in routine clinical photographs is crucial for longitudinal monitoring of treatment response. We propose a trustworthy, frequency-aware segmentation framework built on three synergistic pillars: (1) a data-efficient training strategy combining domain-adaptive pre-training on the ISIC 2019 dataset with an ROI-constrained dual-task loss to suppress background noise; (2) an architectural refinement via a ConvNeXt V2-based encoder enhanced with a novel High-Frequency Spectral Gating (HFSG) module and stem-skip connections to capture subtle textures; and (3) a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2512.11791","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/2512.11791/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":"2026-06-23T02:13:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bTmLp5saJFkRPUSY0SezfJhCEAq6VRmfTtcbCUK19aM6jTI2zlYCmE0X8PbRU6pfqvI28DElVmXltlUiwecMCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T23:02:05.634543Z"},"content_sha256":"a4c38b0dfe0c4277433118a94eed059aebf5548b1b950a971d4e86b2db081f34","schema_version":"1.0","event_id":"sha256:a4c38b0dfe0c4277433118a94eed059aebf5548b1b950a971d4e86b2db081f34"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BI5FFSMHKHVMUQXVKSEJB6DEVA/bundle.json","state_url":"https://pith.science/pith/BI5FFSMHKHVMUQXVKSEJB6DEVA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BI5FFSMHKHVMUQXVKSEJB6DEVA/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":"2026-08-23T23:02:05Z","links":{"resolver":"https://pith.science/pith/BI5FFSMHKHVMUQXVKSEJB6DEVA","bundle":"https://pith.science/pith/BI5FFSMHKHVMUQXVKSEJB6DEVA/bundle.json","state":"https://pith.science/pith/BI5FFSMHKHVMUQXVKSEJB6DEVA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BI5FFSMHKHVMUQXVKSEJB6DEVA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:BI5FFSMHKHVMUQXVKSEJB6DEVA","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":"f1f430f1d30b2fd8b990f77477173cc8a113c4a5e73306fcae8aa03c89a96add","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-12-12T18:56:21Z","title_canon_sha256":"c06b61fa5312aa77590a377d826bc0082c7af26fec8000211694bef6277a4e2c"},"schema_version":"1.0","source":{"id":"2512.11791","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2512.11791","created_at":"2026-06-23T02:13:19Z"},{"alias_kind":"arxiv_version","alias_value":"2512.11791v2","created_at":"2026-06-23T02:13:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2512.11791","created_at":"2026-06-23T02:13:19Z"},{"alias_kind":"pith_short_12","alias_value":"BI5FFSMHKHVM","created_at":"2026-06-23T02:13:19Z"},{"alias_kind":"pith_short_16","alias_value":"BI5FFSMHKHVMUQXV","created_at":"2026-06-23T02:13:19Z"},{"alias_kind":"pith_short_8","alias_value":"BI5FFSMH","created_at":"2026-06-23T02:13:19Z"}],"graph_snapshots":[{"event_id":"sha256:a4c38b0dfe0c4277433118a94eed059aebf5548b1b950a971d4e86b2db081f34","target":"graph","created_at":"2026-06-23T02:13:19Z","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/2512.11791/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Accurately quantifying vitiligo extent in routine clinical photographs is crucial for longitudinal monitoring of treatment response. We propose a trustworthy, frequency-aware segmentation framework built on three synergistic pillars: (1) a data-efficient training strategy combining domain-adaptive pre-training on the ISIC 2019 dataset with an ROI-constrained dual-task loss to suppress background noise; (2) an architectural refinement via a ConvNeXt V2-based encoder enhanced with a novel High-Frequency Spectral Gating (HFSG) module and stem-skip connections to capture subtle textures; and (3) a","authors_text":"Caitlin Perez-Stable, Harrison Zhu, Meredith Apicella, Nicole Nyamongo, Vamsi Varra, Wentao Jiang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-12-12T18:56:21Z","title":"Uncertainty-Aware Domain Adaptation for Vitiligo Segmentation in Clinical Photographs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2512.11791","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":"sha256:72e9a1471620df4e4a25a56a5c3d3d2202c1b47801a6bccd42244df6fb59baef","target":"record","created_at":"2026-06-23T02:13:19Z","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":"f1f430f1d30b2fd8b990f77477173cc8a113c4a5e73306fcae8aa03c89a96add","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-12-12T18:56:21Z","title_canon_sha256":"c06b61fa5312aa77590a377d826bc0082c7af26fec8000211694bef6277a4e2c"},"schema_version":"1.0","source":{"id":"2512.11791","kind":"arxiv","version":2}},"canonical_sha256":"0a3a52c98751eaca42f5548890f864a81de9b617c7a3b29530c838798315d57a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0a3a52c98751eaca42f5548890f864a81de9b617c7a3b29530c838798315d57a","first_computed_at":"2026-06-23T02:13:19.397608Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-23T02:13:19.397608Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KIvi1zLjtMpB+/JjttqJU6pERZJzSAj9HpZM3unlIt03s9/nfd/hZ/dS94zuVdJyh2mdfZdIEeQULzW3ZiX3Dg==","signature_status":"signed_v1","signed_at":"2026-06-23T02:13:19.398043Z","signed_message":"canonical_sha256_bytes"},"source_id":"2512.11791","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:72e9a1471620df4e4a25a56a5c3d3d2202c1b47801a6bccd42244df6fb59baef","sha256:a4c38b0dfe0c4277433118a94eed059aebf5548b1b950a971d4e86b2db081f34"],"state_sha256":"65569ea72757a035ac4c8e244b9c6a978eca0a26e070e83910fa24dacbdad937"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ALZ+knvpUGlVhmLIH1CrUWbs2c3iWRQ4XzSEHtLEMOFW5dXeT4xNUdjJPlfokah4TxoP/0Nq+bJyncVBlR3NBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-23T23:02:05.640708Z","bundle_sha256":"15ea75858bbfda3dd82fbbd3ff254d66e3eaeb9e5a01f4c7584f539e6f893827"}}