{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:DOFD5N5EPMYGSUGH4C5POVXTEC","short_pith_number":"pith:DOFD5N5E","canonical_record":{"source":{"id":"2403.12834","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2024-03-19T15:41:16Z","cross_cats_sorted":[],"title_canon_sha256":"998ea2be64049eb32b957bf6e6847233f5fad84bef943cc0ecc928f93ce6f7fa","abstract_canon_sha256":"e2c9673e0f5b60272d2af284602e9f8f74e67b723bc3bbd5844f75b53ab4d18d"},"schema_version":"1.0"},"canonical_sha256":"1b8a3eb7a47b306950c7e0baf756f3209b7225504090dc06d42dd318d3e74235","source":{"kind":"arxiv","id":"2403.12834","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2403.12834","created_at":"2026-07-05T11:52:53Z"},{"alias_kind":"arxiv_version","alias_value":"2403.12834v2","created_at":"2026-07-05T11:52:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2403.12834","created_at":"2026-07-05T11:52:53Z"},{"alias_kind":"pith_short_12","alias_value":"DOFD5N5EPMYG","created_at":"2026-07-05T11:52:53Z"},{"alias_kind":"pith_short_16","alias_value":"DOFD5N5EPMYGSUGH","created_at":"2026-07-05T11:52:53Z"},{"alias_kind":"pith_short_8","alias_value":"DOFD5N5E","created_at":"2026-07-05T11:52:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:DOFD5N5EPMYGSUGH4C5POVXTEC","target":"record","payload":{"canonical_record":{"source":{"id":"2403.12834","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2024-03-19T15:41:16Z","cross_cats_sorted":[],"title_canon_sha256":"998ea2be64049eb32b957bf6e6847233f5fad84bef943cc0ecc928f93ce6f7fa","abstract_canon_sha256":"e2c9673e0f5b60272d2af284602e9f8f74e67b723bc3bbd5844f75b53ab4d18d"},"schema_version":"1.0"},"canonical_sha256":"1b8a3eb7a47b306950c7e0baf756f3209b7225504090dc06d42dd318d3e74235","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:52:53.176577Z","signature_b64":"nRiftS2IsvW9RqCNWibTIcrGi18xynnMYRH4nzbjJCe6g/7eKavJegGlKAsNVpDQfV8LyU+7rHJxe04akte+DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1b8a3eb7a47b306950c7e0baf756f3209b7225504090dc06d42dd318d3e74235","last_reissued_at":"2026-07-05T11:52:53.176058Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:52:53.176058Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2403.12834","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":"2026-07-05T11:52:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tPdiv9tZcmouSzHCW/SLf6Im89Tfs508OKtj18E6M+YgD1NT4+cT5MMNXPNmqkA2yoS0h1k3avqd7JtEJPueAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T16:05:44.302366Z"},"content_sha256":"53129f156c2cd484232292963cc258cda653ae3530ae5c3f3b5a23858dc26ed0","schema_version":"1.0","event_id":"sha256:53129f156c2cd484232292963cc258cda653ae3530ae5c3f3b5a23858dc26ed0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:DOFD5N5EPMYGSUGH4C5POVXTEC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Revisiting 3D Medical Scribble Supervision: Benchmarking Beyond Cardiac Segmentation","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Fabian Isensee, Karol Gotkowski, Klaus H. Maier-Hein","submitted_at":"2024-03-19T15:41:16Z","abstract_excerpt":"Scribble supervision has emerged as a promising approach for reducing annotation costs in medical 3D segmentation by leveraging sparse annotations instead of voxel-wise labels. While existing methods report strong performance, a closer analysis reveals that the majority of research is confined to the cardiac domain, predominantly using ACDC and MSCMR datasets. This over-specialization has resulted in severe overfitting, misleading claims of performance improvements, and a lack of generalization across broader segmentation tasks. In this work, we formulate a set of key requirements for practica"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2403.12834","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/2403.12834/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":"2026-07-05T11:52:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OQRwx1KePSQsozyiAdHRpGvw6Wjbbbl5OSwdafmKQ6QeapkIxbGS5Cly7x8lHpwZWMlXcLLHnuxoUBk9/0nNDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T16:05:44.302882Z"},"content_sha256":"f9722780174531c80ab5dab86c5076d50c74fc836944ec3f2de93bac16729378","schema_version":"1.0","event_id":"sha256:f9722780174531c80ab5dab86c5076d50c74fc836944ec3f2de93bac16729378"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DOFD5N5EPMYGSUGH4C5POVXTEC/bundle.json","state_url":"https://pith.science/pith/DOFD5N5EPMYGSUGH4C5POVXTEC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DOFD5N5EPMYGSUGH4C5POVXTEC/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":"2026-08-12T16:05:44Z","links":{"resolver":"https://pith.science/pith/DOFD5N5EPMYGSUGH4C5POVXTEC","bundle":"https://pith.science/pith/DOFD5N5EPMYGSUGH4C5POVXTEC/bundle.json","state":"https://pith.science/pith/DOFD5N5EPMYGSUGH4C5POVXTEC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DOFD5N5EPMYGSUGH4C5POVXTEC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:DOFD5N5EPMYGSUGH4C5POVXTEC","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":"e2c9673e0f5b60272d2af284602e9f8f74e67b723bc3bbd5844f75b53ab4d18d","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2024-03-19T15:41:16Z","title_canon_sha256":"998ea2be64049eb32b957bf6e6847233f5fad84bef943cc0ecc928f93ce6f7fa"},"schema_version":"1.0","source":{"id":"2403.12834","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2403.12834","created_at":"2026-07-05T11:52:53Z"},{"alias_kind":"arxiv_version","alias_value":"2403.12834v2","created_at":"2026-07-05T11:52:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2403.12834","created_at":"2026-07-05T11:52:53Z"},{"alias_kind":"pith_short_12","alias_value":"DOFD5N5EPMYG","created_at":"2026-07-05T11:52:53Z"},{"alias_kind":"pith_short_16","alias_value":"DOFD5N5EPMYGSUGH","created_at":"2026-07-05T11:52:53Z"},{"alias_kind":"pith_short_8","alias_value":"DOFD5N5E","created_at":"2026-07-05T11:52:53Z"}],"graph_snapshots":[{"event_id":"sha256:f9722780174531c80ab5dab86c5076d50c74fc836944ec3f2de93bac16729378","target":"graph","created_at":"2026-07-05T11:52:53Z","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/2403.12834/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Scribble supervision has emerged as a promising approach for reducing annotation costs in medical 3D segmentation by leveraging sparse annotations instead of voxel-wise labels. While existing methods report strong performance, a closer analysis reveals that the majority of research is confined to the cardiac domain, predominantly using ACDC and MSCMR datasets. This over-specialization has resulted in severe overfitting, misleading claims of performance improvements, and a lack of generalization across broader segmentation tasks. In this work, we formulate a set of key requirements for practica","authors_text":"Fabian Isensee, Karol Gotkowski, Klaus H. Maier-Hein","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2024-03-19T15:41:16Z","title":"Revisiting 3D Medical Scribble Supervision: Benchmarking Beyond Cardiac Segmentation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2403.12834","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":"sha256:53129f156c2cd484232292963cc258cda653ae3530ae5c3f3b5a23858dc26ed0","target":"record","created_at":"2026-07-05T11:52:53Z","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":"e2c9673e0f5b60272d2af284602e9f8f74e67b723bc3bbd5844f75b53ab4d18d","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2024-03-19T15:41:16Z","title_canon_sha256":"998ea2be64049eb32b957bf6e6847233f5fad84bef943cc0ecc928f93ce6f7fa"},"schema_version":"1.0","source":{"id":"2403.12834","kind":"arxiv","version":2}},"canonical_sha256":"1b8a3eb7a47b306950c7e0baf756f3209b7225504090dc06d42dd318d3e74235","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1b8a3eb7a47b306950c7e0baf756f3209b7225504090dc06d42dd318d3e74235","first_computed_at":"2026-07-05T11:52:53.176058Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:52:53.176058Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nRiftS2IsvW9RqCNWibTIcrGi18xynnMYRH4nzbjJCe6g/7eKavJegGlKAsNVpDQfV8LyU+7rHJxe04akte+DQ==","signature_status":"signed_v1","signed_at":"2026-07-05T11:52:53.176577Z","signed_message":"canonical_sha256_bytes"},"source_id":"2403.12834","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:53129f156c2cd484232292963cc258cda653ae3530ae5c3f3b5a23858dc26ed0","sha256:f9722780174531c80ab5dab86c5076d50c74fc836944ec3f2de93bac16729378"],"state_sha256":"96e5159ef25f64f57e39219468f0392f5f5f72b6bccba46a4a593d2a1338ebff"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OGqjWYDCE/Ug1zwesuGGVcmffE+7dLaoeGEdLPmA5ugNq2xveEAVPOnLDQvWgCH4rClH/lPxFa4zWZO/jXcADw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T16:05:44.309244Z","bundle_sha256":"c47c83e6c33fa2ab36863ee3b18ced319061d97730dcb46da28a8c8686f4c02c"}}