{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:LV55MA6DUPRTYO7PBUJSJNX5YG","short_pith_number":"pith:LV55MA6D","canonical_record":{"source":{"id":"2005.14262","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2020-05-28T19:53:32Z","cross_cats_sorted":["cs.CV"],"title_canon_sha256":"bc3f7f0681e3fcea79cbeb896fe32017d3c794ee379216814ac7af7d7b8533e2","abstract_canon_sha256":"1cab2ac08bcd40df264bb48a43f3d9adfc0e10c619f698a325d4039872360619"},"schema_version":"1.0"},"canonical_sha256":"5d7bd603c3a3e33c3bef0d1324b6fdc1847e948d52cf962c5eeb202dac9ecf89","source":{"kind":"arxiv","id":"2005.14262","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.14262","created_at":"2026-07-05T01:06:56Z"},{"alias_kind":"arxiv_version","alias_value":"2005.14262v1","created_at":"2026-07-05T01:06:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.14262","created_at":"2026-07-05T01:06:56Z"},{"alias_kind":"pith_short_12","alias_value":"LV55MA6DUPRT","created_at":"2026-07-05T01:06:56Z"},{"alias_kind":"pith_short_16","alias_value":"LV55MA6DUPRTYO7P","created_at":"2026-07-05T01:06:56Z"},{"alias_kind":"pith_short_8","alias_value":"LV55MA6D","created_at":"2026-07-05T01:06:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:LV55MA6DUPRTYO7PBUJSJNX5YG","target":"record","payload":{"canonical_record":{"source":{"id":"2005.14262","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2020-05-28T19:53:32Z","cross_cats_sorted":["cs.CV"],"title_canon_sha256":"bc3f7f0681e3fcea79cbeb896fe32017d3c794ee379216814ac7af7d7b8533e2","abstract_canon_sha256":"1cab2ac08bcd40df264bb48a43f3d9adfc0e10c619f698a325d4039872360619"},"schema_version":"1.0"},"canonical_sha256":"5d7bd603c3a3e33c3bef0d1324b6fdc1847e948d52cf962c5eeb202dac9ecf89","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:06:56.330538Z","signature_b64":"KfYZ01Y9A98/X+Fsr/kPO9zuHBgaMECOMes0uPwUwbAzeft0/Gc+QrwbwrQ4ajjaVHzArA2JT+hcgOwLgLbMCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5d7bd603c3a3e33c3bef0d1324b6fdc1847e948d52cf962c5eeb202dac9ecf89","last_reissued_at":"2026-07-05T01:06:56.330112Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:06:56.330112Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2005.14262","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":"2026-07-05T01:06:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AJVvWtN2suuuS2LE44Mg/oJGcky1doDH0u7/Eo9cedcX3cShvU5Hfb4QWR3KavGc1Ybbsk07YAuPfNciagYSBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-20T11:52:50.169693Z"},"content_sha256":"e9729a97ae6c5f1d6d96dace0c10f88dcff95c004f8ac44e5befad5e1a49b728","schema_version":"1.0","event_id":"sha256:e9729a97ae6c5f1d6d96dace0c10f88dcff95c004f8ac44e5befad5e1a49b728"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:LV55MA6DUPRTYO7PBUJSJNX5YG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Uncertainty Evaluation Metric for Brain Tumour Segmentation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CV"],"primary_cat":"eess.IV","authors_text":"Angelos Filos, Raghav Mehta, Tal Arbel, Yarin Gal","submitted_at":"2020-05-28T19:53:32Z","abstract_excerpt":"In this paper, we develop a metric designed to assess and rank uncertainty measures for the task of brain tumour sub-tissue segmentation in the BraTS 2019 sub-challenge on uncertainty quantification. The metric is designed to: (1) reward uncertainty measures where high confidence is assigned to correct assertions, and where incorrect assertions are assigned low confidence and (2) penalize measures that have higher percentages of under-confident correct assertions. Here, the workings of the components of the metric are explored based on a number of popular uncertainty measures evaluated on the "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.14262","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/2005.14262/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":"2026-07-05T01:06:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mAEZJPXc7Coo7ZQKKR3qXcjyHWTLb0VbnCUoYVQumMThYwfpLSu7GNYQpMeoH3o4d/8OtQBBSkRHqhJ4ctHfCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-20T11:52:50.170064Z"},"content_sha256":"c6a8ed9dea3313aee6ba39366c13b691a827aacad354a5096c41f2ad8ee5cd80","schema_version":"1.0","event_id":"sha256:c6a8ed9dea3313aee6ba39366c13b691a827aacad354a5096c41f2ad8ee5cd80"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LV55MA6DUPRTYO7PBUJSJNX5YG/bundle.json","state_url":"https://pith.science/pith/LV55MA6DUPRTYO7PBUJSJNX5YG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LV55MA6DUPRTYO7PBUJSJNX5YG/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":"2026-07-20T11:52:50Z","links":{"resolver":"https://pith.science/pith/LV55MA6DUPRTYO7PBUJSJNX5YG","bundle":"https://pith.science/pith/LV55MA6DUPRTYO7PBUJSJNX5YG/bundle.json","state":"https://pith.science/pith/LV55MA6DUPRTYO7PBUJSJNX5YG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LV55MA6DUPRTYO7PBUJSJNX5YG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:LV55MA6DUPRTYO7PBUJSJNX5YG","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":"1cab2ac08bcd40df264bb48a43f3d9adfc0e10c619f698a325d4039872360619","cross_cats_sorted":["cs.CV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2020-05-28T19:53:32Z","title_canon_sha256":"bc3f7f0681e3fcea79cbeb896fe32017d3c794ee379216814ac7af7d7b8533e2"},"schema_version":"1.0","source":{"id":"2005.14262","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2005.14262","created_at":"2026-07-05T01:06:56Z"},{"alias_kind":"arxiv_version","alias_value":"2005.14262v1","created_at":"2026-07-05T01:06:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2005.14262","created_at":"2026-07-05T01:06:56Z"},{"alias_kind":"pith_short_12","alias_value":"LV55MA6DUPRT","created_at":"2026-07-05T01:06:56Z"},{"alias_kind":"pith_short_16","alias_value":"LV55MA6DUPRTYO7P","created_at":"2026-07-05T01:06:56Z"},{"alias_kind":"pith_short_8","alias_value":"LV55MA6D","created_at":"2026-07-05T01:06:56Z"}],"graph_snapshots":[{"event_id":"sha256:c6a8ed9dea3313aee6ba39366c13b691a827aacad354a5096c41f2ad8ee5cd80","target":"graph","created_at":"2026-07-05T01:06:56Z","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/2005.14262/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this paper, we develop a metric designed to assess and rank uncertainty measures for the task of brain tumour sub-tissue segmentation in the BraTS 2019 sub-challenge on uncertainty quantification. The metric is designed to: (1) reward uncertainty measures where high confidence is assigned to correct assertions, and where incorrect assertions are assigned low confidence and (2) penalize measures that have higher percentages of under-confident correct assertions. Here, the workings of the components of the metric are explored based on a number of popular uncertainty measures evaluated on the ","authors_text":"Angelos Filos, Raghav Mehta, Tal Arbel, Yarin Gal","cross_cats":["cs.CV"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2020-05-28T19:53:32Z","title":"Uncertainty Evaluation Metric for Brain Tumour Segmentation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2005.14262","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:e9729a97ae6c5f1d6d96dace0c10f88dcff95c004f8ac44e5befad5e1a49b728","target":"record","created_at":"2026-07-05T01:06:56Z","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":"1cab2ac08bcd40df264bb48a43f3d9adfc0e10c619f698a325d4039872360619","cross_cats_sorted":["cs.CV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2020-05-28T19:53:32Z","title_canon_sha256":"bc3f7f0681e3fcea79cbeb896fe32017d3c794ee379216814ac7af7d7b8533e2"},"schema_version":"1.0","source":{"id":"2005.14262","kind":"arxiv","version":1}},"canonical_sha256":"5d7bd603c3a3e33c3bef0d1324b6fdc1847e948d52cf962c5eeb202dac9ecf89","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5d7bd603c3a3e33c3bef0d1324b6fdc1847e948d52cf962c5eeb202dac9ecf89","first_computed_at":"2026-07-05T01:06:56.330112Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:06:56.330112Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KfYZ01Y9A98/X+Fsr/kPO9zuHBgaMECOMes0uPwUwbAzeft0/Gc+QrwbwrQ4ajjaVHzArA2JT+hcgOwLgLbMCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T01:06:56.330538Z","signed_message":"canonical_sha256_bytes"},"source_id":"2005.14262","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e9729a97ae6c5f1d6d96dace0c10f88dcff95c004f8ac44e5befad5e1a49b728","sha256:c6a8ed9dea3313aee6ba39366c13b691a827aacad354a5096c41f2ad8ee5cd80"],"state_sha256":"c62adc6805f96405f6368857416097939b1f6897a04d5278861036bfd9355740"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yg3wJYsD8ln1xU2H+aa14NhklHxSOGCPedT79uMfCoEhrCb37FvW9eTJZ8Y0Y0lCbg+FxX8hlKsQv769I6HhDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-20T11:52:50.172120Z","bundle_sha256":"ab368625a90a4efa29a584d27c998b92a37fa6879be96b0a7fec7df51098f620"}}