{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:MPAEZBNKTTHW5YYQSPHBU4YWJY","short_pith_number":"pith:MPAEZBNK","canonical_record":{"source":{"id":"2406.16848","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.IV","submitted_at":"2024-06-24T17:55:02Z","cross_cats_sorted":["cs.CV"],"title_canon_sha256":"9fc5e7f4bcf531c4e7c898e4f8b652446893521bb7056f487e94dda4bfd2070d","abstract_canon_sha256":"35dc7f9b39200165833605d6af196712f2d07aa0b7240bfc962a5190eb702a4f"},"schema_version":"1.0"},"canonical_sha256":"63c04c85aa9ccf6ee31093ce1a73164e3aa22b49f8e94240e3a0a5ee7d99a428","source":{"kind":"arxiv","id":"2406.16848","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2406.16848","created_at":"2026-07-05T08:36:04Z"},{"alias_kind":"arxiv_version","alias_value":"2406.16848v1","created_at":"2026-07-05T08:36:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2406.16848","created_at":"2026-07-05T08:36:04Z"},{"alias_kind":"pith_short_12","alias_value":"MPAEZBNKTTHW","created_at":"2026-07-05T08:36:04Z"},{"alias_kind":"pith_short_16","alias_value":"MPAEZBNKTTHW5YYQ","created_at":"2026-07-05T08:36:04Z"},{"alias_kind":"pith_short_8","alias_value":"MPAEZBNK","created_at":"2026-07-05T08:36:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:MPAEZBNKTTHW5YYQSPHBU4YWJY","target":"record","payload":{"canonical_record":{"source":{"id":"2406.16848","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.IV","submitted_at":"2024-06-24T17:55:02Z","cross_cats_sorted":["cs.CV"],"title_canon_sha256":"9fc5e7f4bcf531c4e7c898e4f8b652446893521bb7056f487e94dda4bfd2070d","abstract_canon_sha256":"35dc7f9b39200165833605d6af196712f2d07aa0b7240bfc962a5190eb702a4f"},"schema_version":"1.0"},"canonical_sha256":"63c04c85aa9ccf6ee31093ce1a73164e3aa22b49f8e94240e3a0a5ee7d99a428","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:36:04.507398Z","signature_b64":"VU/yd/yt4Q/Vj0W2aVVrY1MqXITB9UQHDNRhBHk3OHlnk1HvuweGXANsgIg/EWkamFj57tpVlv+/34YePe5DAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"63c04c85aa9ccf6ee31093ce1a73164e3aa22b49f8e94240e3a0a5ee7d99a428","last_reissued_at":"2026-07-05T08:36:04.506937Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:36:04.506937Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2406.16848","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":"2026-07-05T08:36:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ENOCqWWpOptKL/NfKDrTKlnhs9f6Jczn0DFEC6XJ+GcBnjccC1JM8qAq88zLlsYWLA5LMXT6nxR1MOU/wD5IDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-31T16:51:23.474072Z"},"content_sha256":"470dd5a331b85b7df873f9de88151b347e8cacddb8314e6afda80fe607975c7f","schema_version":"1.0","event_id":"sha256:470dd5a331b85b7df873f9de88151b347e8cacddb8314e6afda80fe607975c7f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:MPAEZBNKTTHW5YYQSPHBU4YWJY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Unsupervised Domain Adaptation for Pediatric Brain Tumor Segmentation","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.CV"],"primary_cat":"eess.IV","authors_text":"JingRu Fu, \\\"Orjan Smedby, Rodrigo Moreno, Simone Bendazzoli","submitted_at":"2024-06-24T17:55:02Z","abstract_excerpt":"Significant advances have been made toward building accurate automatic segmentation models for adult gliomas. However, the performance of these models often degrades when applied to pediatric glioma due to their imaging and clinical differences (domain shift). Obtaining sufficient annotated data for pediatric glioma is typically difficult because of its rare nature. Also, manual annotations are scarce and expensive. In this work, we propose Domain-Adapted nnU-Net (DA-nnUNet) to perform unsupervised domain adaptation from adult glioma (source domain) to pediatric glioma (target domain). Specifi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2406.16848","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/2406.16848/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":"2026-07-05T08:36:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"r75JjifJ1CfsYiPrj7ZdZtmhV/LPsuMJ35XpFsAgVNjqtBMkgdSeWrriue51avoxqrBD6GqCBs5Qo7obKT5JCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-31T16:51:23.474580Z"},"content_sha256":"2f6de66ccb42d1d7c4e6ad34e33312ab4f67f75e74a13a4490f6081b5e1d45d9","schema_version":"1.0","event_id":"sha256:2f6de66ccb42d1d7c4e6ad34e33312ab4f67f75e74a13a4490f6081b5e1d45d9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MPAEZBNKTTHW5YYQSPHBU4YWJY/bundle.json","state_url":"https://pith.science/pith/MPAEZBNKTTHW5YYQSPHBU4YWJY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MPAEZBNKTTHW5YYQSPHBU4YWJY/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":"2026-07-31T16:51:23Z","links":{"resolver":"https://pith.science/pith/MPAEZBNKTTHW5YYQSPHBU4YWJY","bundle":"https://pith.science/pith/MPAEZBNKTTHW5YYQSPHBU4YWJY/bundle.json","state":"https://pith.science/pith/MPAEZBNKTTHW5YYQSPHBU4YWJY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MPAEZBNKTTHW5YYQSPHBU4YWJY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:MPAEZBNKTTHW5YYQSPHBU4YWJY","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":"35dc7f9b39200165833605d6af196712f2d07aa0b7240bfc962a5190eb702a4f","cross_cats_sorted":["cs.CV"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.IV","submitted_at":"2024-06-24T17:55:02Z","title_canon_sha256":"9fc5e7f4bcf531c4e7c898e4f8b652446893521bb7056f487e94dda4bfd2070d"},"schema_version":"1.0","source":{"id":"2406.16848","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2406.16848","created_at":"2026-07-05T08:36:04Z"},{"alias_kind":"arxiv_version","alias_value":"2406.16848v1","created_at":"2026-07-05T08:36:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2406.16848","created_at":"2026-07-05T08:36:04Z"},{"alias_kind":"pith_short_12","alias_value":"MPAEZBNKTTHW","created_at":"2026-07-05T08:36:04Z"},{"alias_kind":"pith_short_16","alias_value":"MPAEZBNKTTHW5YYQ","created_at":"2026-07-05T08:36:04Z"},{"alias_kind":"pith_short_8","alias_value":"MPAEZBNK","created_at":"2026-07-05T08:36:04Z"}],"graph_snapshots":[{"event_id":"sha256:2f6de66ccb42d1d7c4e6ad34e33312ab4f67f75e74a13a4490f6081b5e1d45d9","target":"graph","created_at":"2026-07-05T08:36:04Z","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/2406.16848/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Significant advances have been made toward building accurate automatic segmentation models for adult gliomas. However, the performance of these models often degrades when applied to pediatric glioma due to their imaging and clinical differences (domain shift). Obtaining sufficient annotated data for pediatric glioma is typically difficult because of its rare nature. Also, manual annotations are scarce and expensive. In this work, we propose Domain-Adapted nnU-Net (DA-nnUNet) to perform unsupervised domain adaptation from adult glioma (source domain) to pediatric glioma (target domain). Specifi","authors_text":"JingRu Fu, \\\"Orjan Smedby, Rodrigo Moreno, Simone Bendazzoli","cross_cats":["cs.CV"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.IV","submitted_at":"2024-06-24T17:55:02Z","title":"Unsupervised Domain Adaptation for Pediatric Brain Tumor Segmentation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2406.16848","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":"sha256:470dd5a331b85b7df873f9de88151b347e8cacddb8314e6afda80fe607975c7f","target":"record","created_at":"2026-07-05T08:36:04Z","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":"35dc7f9b39200165833605d6af196712f2d07aa0b7240bfc962a5190eb702a4f","cross_cats_sorted":["cs.CV"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.IV","submitted_at":"2024-06-24T17:55:02Z","title_canon_sha256":"9fc5e7f4bcf531c4e7c898e4f8b652446893521bb7056f487e94dda4bfd2070d"},"schema_version":"1.0","source":{"id":"2406.16848","kind":"arxiv","version":1}},"canonical_sha256":"63c04c85aa9ccf6ee31093ce1a73164e3aa22b49f8e94240e3a0a5ee7d99a428","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"63c04c85aa9ccf6ee31093ce1a73164e3aa22b49f8e94240e3a0a5ee7d99a428","first_computed_at":"2026-07-05T08:36:04.506937Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:36:04.506937Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VU/yd/yt4Q/Vj0W2aVVrY1MqXITB9UQHDNRhBHk3OHlnk1HvuweGXANsgIg/EWkamFj57tpVlv+/34YePe5DAA==","signature_status":"signed_v1","signed_at":"2026-07-05T08:36:04.507398Z","signed_message":"canonical_sha256_bytes"},"source_id":"2406.16848","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:470dd5a331b85b7df873f9de88151b347e8cacddb8314e6afda80fe607975c7f","sha256:2f6de66ccb42d1d7c4e6ad34e33312ab4f67f75e74a13a4490f6081b5e1d45d9"],"state_sha256":"c33b3c08a3bbfad87390367a936372224caea1a55e9e67327bb13132896cf6c7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gFB5CrdC27A8eZSJxwGQKyQcPKUeClTWX5AqocZ86dL7SGAdlSgUJPNPfWRcIztvZXL9HK4UF0fOrV7ZgUBZAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-31T16:51:23.479779Z","bundle_sha256":"31407930d71b67d7f73e9df2780c53d5d1d4f3755d5354fa648765a991b16b9e"}}