{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:BPB3ZRHWS3BHYLZK5HHCQXVBN2","short_pith_number":"pith:BPB3ZRHW","canonical_record":{"source":{"id":"2505.09927","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-05-15T03:24:54Z","cross_cats_sorted":[],"title_canon_sha256":"47381e4306d8c89ac85b0be92a82638025379f31ad22827da4da7346dee3c55e","abstract_canon_sha256":"80b30727302236f7f74a1bb8ce1d864a0b33c4a8a8a9acf1da090df31652c02f"},"schema_version":"1.0"},"canonical_sha256":"0bc3bcc4f696c27c2f2ae9ce285ea16e9e0521efa158c899e1184146fcc89e31","source":{"kind":"arxiv","id":"2505.09927","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.09927","created_at":"2026-07-05T11:03:30Z"},{"alias_kind":"arxiv_version","alias_value":"2505.09927v1","created_at":"2026-07-05T11:03:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.09927","created_at":"2026-07-05T11:03:30Z"},{"alias_kind":"pith_short_12","alias_value":"BPB3ZRHWS3BH","created_at":"2026-07-05T11:03:30Z"},{"alias_kind":"pith_short_16","alias_value":"BPB3ZRHWS3BHYLZK","created_at":"2026-07-05T11:03:30Z"},{"alias_kind":"pith_short_8","alias_value":"BPB3ZRHW","created_at":"2026-07-05T11:03:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:BPB3ZRHWS3BHYLZK5HHCQXVBN2","target":"record","payload":{"canonical_record":{"source":{"id":"2505.09927","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-05-15T03:24:54Z","cross_cats_sorted":[],"title_canon_sha256":"47381e4306d8c89ac85b0be92a82638025379f31ad22827da4da7346dee3c55e","abstract_canon_sha256":"80b30727302236f7f74a1bb8ce1d864a0b33c4a8a8a9acf1da090df31652c02f"},"schema_version":"1.0"},"canonical_sha256":"0bc3bcc4f696c27c2f2ae9ce285ea16e9e0521efa158c899e1184146fcc89e31","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:03:30.502311Z","signature_b64":"VFPp3HM7AawXX91YJzDjE3a9lv6OmVs0V/zFN3uB93T21ocRrW5T85B/gMmPCmJv3nfdTHPuWaw1UsXn3xRMCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0bc3bcc4f696c27c2f2ae9ce285ea16e9e0521efa158c899e1184146fcc89e31","last_reissued_at":"2026-07-05T11:03:30.501866Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:03:30.501866Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2505.09927","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":"2026-07-05T11:03:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hBvWbX+lJgSMnKMGQQJbbXj61qTGXsfhW3b+/btBeMYatAs+fXeKFRCo5EV41fs5K4tlU1wnM7EW1Znnm27DCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T05:23:55.023560Z"},"content_sha256":"0245d97f8412bfc1016cc5710b256ecd584a3604937a6e397d519837fd57df5d","schema_version":"1.0","event_id":"sha256:0245d97f8412bfc1016cc5710b256ecd584a3604937a6e397d519837fd57df5d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:BPB3ZRHWS3BHYLZK5HHCQXVBN2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"DDFP: Data-dependent Frequency Prompt for Source Free Domain Adaptation of Medical Image Segmentation","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Manning Wang, Shaolei Liu, Siqi Yin","submitted_at":"2025-05-15T03:24:54Z","abstract_excerpt":"Domain adaptation addresses the challenge of model performance degradation caused by domain gaps. In the typical setup for unsupervised domain adaptation, labeled data from a source domain and unlabeled data from a target domain are used to train a target model. However, access to labeled source domain data, particularly in medical datasets, can be restricted due to privacy policies. As a result, research has increasingly shifted to source-free domain adaptation (SFDA), which requires only a pretrained model from the source domain and unlabeled data from the target domain data for adaptation. "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.09927","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/2505.09927/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":"2026-07-05T11:03:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yb4+8x5ceBOpPsDIvxcwDnsVRft8+/7S+tRsxzHTun0SzcqoZApoiKOzVkqmMfec5n1DhICj4Yrb5dvNC55hDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T05:23:55.024582Z"},"content_sha256":"e4eada078d1cb5a0da9a3fb89a6b0d9b84962e79c000a44725daf65851d8a989","schema_version":"1.0","event_id":"sha256:e4eada078d1cb5a0da9a3fb89a6b0d9b84962e79c000a44725daf65851d8a989"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BPB3ZRHWS3BHYLZK5HHCQXVBN2/bundle.json","state_url":"https://pith.science/pith/BPB3ZRHWS3BHYLZK5HHCQXVBN2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BPB3ZRHWS3BHYLZK5HHCQXVBN2/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":"2026-08-16T05:23:55Z","links":{"resolver":"https://pith.science/pith/BPB3ZRHWS3BHYLZK5HHCQXVBN2","bundle":"https://pith.science/pith/BPB3ZRHWS3BHYLZK5HHCQXVBN2/bundle.json","state":"https://pith.science/pith/BPB3ZRHWS3BHYLZK5HHCQXVBN2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BPB3ZRHWS3BHYLZK5HHCQXVBN2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:BPB3ZRHWS3BHYLZK5HHCQXVBN2","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":"80b30727302236f7f74a1bb8ce1d864a0b33c4a8a8a9acf1da090df31652c02f","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-05-15T03:24:54Z","title_canon_sha256":"47381e4306d8c89ac85b0be92a82638025379f31ad22827da4da7346dee3c55e"},"schema_version":"1.0","source":{"id":"2505.09927","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.09927","created_at":"2026-07-05T11:03:30Z"},{"alias_kind":"arxiv_version","alias_value":"2505.09927v1","created_at":"2026-07-05T11:03:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.09927","created_at":"2026-07-05T11:03:30Z"},{"alias_kind":"pith_short_12","alias_value":"BPB3ZRHWS3BH","created_at":"2026-07-05T11:03:30Z"},{"alias_kind":"pith_short_16","alias_value":"BPB3ZRHWS3BHYLZK","created_at":"2026-07-05T11:03:30Z"},{"alias_kind":"pith_short_8","alias_value":"BPB3ZRHW","created_at":"2026-07-05T11:03:30Z"}],"graph_snapshots":[{"event_id":"sha256:e4eada078d1cb5a0da9a3fb89a6b0d9b84962e79c000a44725daf65851d8a989","target":"graph","created_at":"2026-07-05T11:03:30Z","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/2505.09927/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Domain adaptation addresses the challenge of model performance degradation caused by domain gaps. In the typical setup for unsupervised domain adaptation, labeled data from a source domain and unlabeled data from a target domain are used to train a target model. However, access to labeled source domain data, particularly in medical datasets, can be restricted due to privacy policies. As a result, research has increasingly shifted to source-free domain adaptation (SFDA), which requires only a pretrained model from the source domain and unlabeled data from the target domain data for adaptation. ","authors_text":"Manning Wang, Shaolei Liu, Siqi Yin","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-05-15T03:24:54Z","title":"DDFP: Data-dependent Frequency Prompt for Source Free Domain Adaptation of Medical Image Segmentation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.09927","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":"sha256:0245d97f8412bfc1016cc5710b256ecd584a3604937a6e397d519837fd57df5d","target":"record","created_at":"2026-07-05T11:03:30Z","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":"80b30727302236f7f74a1bb8ce1d864a0b33c4a8a8a9acf1da090df31652c02f","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2025-05-15T03:24:54Z","title_canon_sha256":"47381e4306d8c89ac85b0be92a82638025379f31ad22827da4da7346dee3c55e"},"schema_version":"1.0","source":{"id":"2505.09927","kind":"arxiv","version":1}},"canonical_sha256":"0bc3bcc4f696c27c2f2ae9ce285ea16e9e0521efa158c899e1184146fcc89e31","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0bc3bcc4f696c27c2f2ae9ce285ea16e9e0521efa158c899e1184146fcc89e31","first_computed_at":"2026-07-05T11:03:30.501866Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:03:30.501866Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VFPp3HM7AawXX91YJzDjE3a9lv6OmVs0V/zFN3uB93T21ocRrW5T85B/gMmPCmJv3nfdTHPuWaw1UsXn3xRMCw==","signature_status":"signed_v1","signed_at":"2026-07-05T11:03:30.502311Z","signed_message":"canonical_sha256_bytes"},"source_id":"2505.09927","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0245d97f8412bfc1016cc5710b256ecd584a3604937a6e397d519837fd57df5d","sha256:e4eada078d1cb5a0da9a3fb89a6b0d9b84962e79c000a44725daf65851d8a989"],"state_sha256":"55b5196cbb96adc7ec595339b02442c676f72aabbb894f827024fe97f9985f82"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pVVMCkAEt3ccmBXHTKTLFvZcACRYIu83NiY/MiHt6CEl4rBFHMRGPgFgw8eIsUdenKcW5v6IIpd3lvvkHEHOBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T05:23:55.035475Z","bundle_sha256":"0cf23acbc6a7759285fa7a0ab3bc3acc11f30b4b163f60a6dfa799fc6741c35c"}}