{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:OTM3EZY5N7EYNPTCVYM7B7HIGW","short_pith_number":"pith:OTM3EZY5","canonical_record":{"source":{"id":"2607.08203","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2026-07-09T08:01:55Z","cross_cats_sorted":[],"title_canon_sha256":"c683d57e488c4a58a7b52d74d0f499b2347c7a4f4d3b54835b628187dbf05739","abstract_canon_sha256":"d1f88929215018b48d39d93a60518d70451ec73e1e3a58933535d3f8f49593dd"},"schema_version":"1.0"},"canonical_sha256":"74d9b2671d6fc986be62ae19f0fce83590a46a790dd0c491847765012267ac41","source":{"kind":"arxiv","id":"2607.08203","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.08203","created_at":"2026-07-10T01:19:29Z"},{"alias_kind":"arxiv_version","alias_value":"2607.08203v1","created_at":"2026-07-10T01:19:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.08203","created_at":"2026-07-10T01:19:29Z"},{"alias_kind":"pith_short_12","alias_value":"OTM3EZY5N7EY","created_at":"2026-07-10T01:19:29Z"},{"alias_kind":"pith_short_16","alias_value":"OTM3EZY5N7EYNPTC","created_at":"2026-07-10T01:19:29Z"},{"alias_kind":"pith_short_8","alias_value":"OTM3EZY5","created_at":"2026-07-10T01:19:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:OTM3EZY5N7EYNPTCVYM7B7HIGW","target":"record","payload":{"canonical_record":{"source":{"id":"2607.08203","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2026-07-09T08:01:55Z","cross_cats_sorted":[],"title_canon_sha256":"c683d57e488c4a58a7b52d74d0f499b2347c7a4f4d3b54835b628187dbf05739","abstract_canon_sha256":"d1f88929215018b48d39d93a60518d70451ec73e1e3a58933535d3f8f49593dd"},"schema_version":"1.0"},"canonical_sha256":"74d9b2671d6fc986be62ae19f0fce83590a46a790dd0c491847765012267ac41","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-10T01:19:29.638980Z","signature_b64":"JHzIt2CBKjLpNeigbUrcE/JpFbnLL3WoT0OhDFO0lBP1WXF6hYhCrex+7d/62l3JNLNcjQQNfT5/K5CS+4ZPCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"74d9b2671d6fc986be62ae19f0fce83590a46a790dd0c491847765012267ac41","last_reissued_at":"2026-07-10T01:19:29.638579Z","signature_status":"signed_v1","first_computed_at":"2026-07-10T01:19:29.638579Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.08203","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":"2026-07-10T01:19:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gLwSEo2PWIAYlhRXovUIpZLjrxECEAGSB49yY3h0wi+ACa5Kl5gSXTvfdjVWikqN6LVvU1xX8ogV8CnVVkoKCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T01:13:21.019320Z"},"content_sha256":"19afd1339208be1992a99517a2066860a712b4634339381e8c94e2de2f8cee54","schema_version":"1.0","event_id":"sha256:19afd1339208be1992a99517a2066860a712b4634339381e8c94e2de2f8cee54"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:OTM3EZY5N7EYNPTCVYM7B7HIGW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Metrics or Mirage? An Audit of Evaluation Inconsistencies in Colonoscopy Polyp Segmentation Benchmarks","license":"http://creativecommons.org/licenses/by-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Aisha Urooj, Neelu Madan, Zain Ul Abdien","submitted_at":"2026-07-09T08:01:55Z","abstract_excerpt":"Progress in colonoscopy polyp segmentation is routinely reported through leaderboard comparisons on a small set of public benchmarks. We argue that this apparent progress is difficult to verify: a systematic audit of \\textbf{27 papers} published between 2015 and 2026 reveals three structural problems in how the community evaluates models. \\textbf{First}, 25 of 27 papers \\textit{omit the Hausdorff distance}. Hausdorff distance is a boundary-accuracy metric with direct clinical relevance for detecting flat or small polyps, and is a standard in radiotherapy segmentation. \\textbf{Second}, at least"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.08203","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/2607.08203/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":"2026-07-10T01:19:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MlYwOsICxbuHarF3w9JXQxtfVAyiBDZJR3Of6MS5nHhJ4ehnr1K4pGY4rVNJut69yQLA76zsK0MIBGtlDjB0DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T01:13:21.019798Z"},"content_sha256":"a91604c2776b8cf06d8dd4727bf882cddb915edf467ac9259fe2c8708dcc78cc","schema_version":"1.0","event_id":"sha256:a91604c2776b8cf06d8dd4727bf882cddb915edf467ac9259fe2c8708dcc78cc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OTM3EZY5N7EYNPTCVYM7B7HIGW/bundle.json","state_url":"https://pith.science/pith/OTM3EZY5N7EYNPTCVYM7B7HIGW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OTM3EZY5N7EYNPTCVYM7B7HIGW/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":"2026-08-09T01:13:21Z","links":{"resolver":"https://pith.science/pith/OTM3EZY5N7EYNPTCVYM7B7HIGW","bundle":"https://pith.science/pith/OTM3EZY5N7EYNPTCVYM7B7HIGW/bundle.json","state":"https://pith.science/pith/OTM3EZY5N7EYNPTCVYM7B7HIGW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OTM3EZY5N7EYNPTCVYM7B7HIGW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:OTM3EZY5N7EYNPTCVYM7B7HIGW","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":"d1f88929215018b48d39d93a60518d70451ec73e1e3a58933535d3f8f49593dd","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2026-07-09T08:01:55Z","title_canon_sha256":"c683d57e488c4a58a7b52d74d0f499b2347c7a4f4d3b54835b628187dbf05739"},"schema_version":"1.0","source":{"id":"2607.08203","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.08203","created_at":"2026-07-10T01:19:29Z"},{"alias_kind":"arxiv_version","alias_value":"2607.08203v1","created_at":"2026-07-10T01:19:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.08203","created_at":"2026-07-10T01:19:29Z"},{"alias_kind":"pith_short_12","alias_value":"OTM3EZY5N7EY","created_at":"2026-07-10T01:19:29Z"},{"alias_kind":"pith_short_16","alias_value":"OTM3EZY5N7EYNPTC","created_at":"2026-07-10T01:19:29Z"},{"alias_kind":"pith_short_8","alias_value":"OTM3EZY5","created_at":"2026-07-10T01:19:29Z"}],"graph_snapshots":[{"event_id":"sha256:a91604c2776b8cf06d8dd4727bf882cddb915edf467ac9259fe2c8708dcc78cc","target":"graph","created_at":"2026-07-10T01:19:29Z","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/2607.08203/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Progress in colonoscopy polyp segmentation is routinely reported through leaderboard comparisons on a small set of public benchmarks. We argue that this apparent progress is difficult to verify: a systematic audit of \\textbf{27 papers} published between 2015 and 2026 reveals three structural problems in how the community evaluates models. \\textbf{First}, 25 of 27 papers \\textit{omit the Hausdorff distance}. Hausdorff distance is a boundary-accuracy metric with direct clinical relevance for detecting flat or small polyps, and is a standard in radiotherapy segmentation. \\textbf{Second}, at least","authors_text":"Aisha Urooj, Neelu Madan, Zain Ul Abdien","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2026-07-09T08:01:55Z","title":"Metrics or Mirage? An Audit of Evaluation Inconsistencies in Colonoscopy Polyp Segmentation Benchmarks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.08203","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":"sha256:19afd1339208be1992a99517a2066860a712b4634339381e8c94e2de2f8cee54","target":"record","created_at":"2026-07-10T01:19:29Z","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":"d1f88929215018b48d39d93a60518d70451ec73e1e3a58933535d3f8f49593dd","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.CV","submitted_at":"2026-07-09T08:01:55Z","title_canon_sha256":"c683d57e488c4a58a7b52d74d0f499b2347c7a4f4d3b54835b628187dbf05739"},"schema_version":"1.0","source":{"id":"2607.08203","kind":"arxiv","version":1}},"canonical_sha256":"74d9b2671d6fc986be62ae19f0fce83590a46a790dd0c491847765012267ac41","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"74d9b2671d6fc986be62ae19f0fce83590a46a790dd0c491847765012267ac41","first_computed_at":"2026-07-10T01:19:29.638579Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-10T01:19:29.638579Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JHzIt2CBKjLpNeigbUrcE/JpFbnLL3WoT0OhDFO0lBP1WXF6hYhCrex+7d/62l3JNLNcjQQNfT5/K5CS+4ZPCA==","signature_status":"signed_v1","signed_at":"2026-07-10T01:19:29.638980Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.08203","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:19afd1339208be1992a99517a2066860a712b4634339381e8c94e2de2f8cee54","sha256:a91604c2776b8cf06d8dd4727bf882cddb915edf467ac9259fe2c8708dcc78cc"],"state_sha256":"652194536b8cebb8f2d8dfd5b2bf083bb5fd42c782b84e4e8b0923374d1c5a70"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eeXSOMr+X6eenkKTLMQYWZxWf2SyXL5eyAN0iGgWOk8d7IviD/DXXglTW8yoi2/6A//YvlaKhzrbfmYvi5+dDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T01:13:21.023139Z","bundle_sha256":"f4e75c13fba61f97a5789f28d2e617f72306b23787816a2c8ef4c0b3e8ba2876"}}