{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:6HB22MOJH3UBVB66LXKXBSKI4T","short_pith_number":"pith:6HB22MOJ","canonical_record":{"source":{"id":"1910.10371","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2019-10-23T05:54:08Z","cross_cats_sorted":[],"title_canon_sha256":"603cccd4921845052c073c669e3b4e0b731042f282fe0c47418ec5222eef988f","abstract_canon_sha256":"adbc8dd9e0a7c51b79acee7c045836418d81f2282bc312f9e41a2530df4048ed"},"schema_version":"1.0"},"canonical_sha256":"f1c3ad31c93ee81a87de5dd570c948e4cbae6469f96977fa5063e5dc46a3766c","source":{"kind":"arxiv","id":"1910.10371","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1910.10371","created_at":"2026-07-05T00:14:24Z"},{"alias_kind":"arxiv_version","alias_value":"1910.10371v1","created_at":"2026-07-05T00:14:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1910.10371","created_at":"2026-07-05T00:14:24Z"},{"alias_kind":"pith_short_12","alias_value":"6HB22MOJH3UB","created_at":"2026-07-05T00:14:24Z"},{"alias_kind":"pith_short_16","alias_value":"6HB22MOJH3UBVB66","created_at":"2026-07-05T00:14:24Z"},{"alias_kind":"pith_short_8","alias_value":"6HB22MOJ","created_at":"2026-07-05T00:14:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:6HB22MOJH3UBVB66LXKXBSKI4T","target":"record","payload":{"canonical_record":{"source":{"id":"1910.10371","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2019-10-23T05:54:08Z","cross_cats_sorted":[],"title_canon_sha256":"603cccd4921845052c073c669e3b4e0b731042f282fe0c47418ec5222eef988f","abstract_canon_sha256":"adbc8dd9e0a7c51b79acee7c045836418d81f2282bc312f9e41a2530df4048ed"},"schema_version":"1.0"},"canonical_sha256":"f1c3ad31c93ee81a87de5dd570c948e4cbae6469f96977fa5063e5dc46a3766c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:14:24.404157Z","signature_b64":"ACMWaoCo4qrz2yIYtMi0FzX+kqF1bvKtbdnbvMH81L0yOmLjfVzk59g7zxnAtgpMoj+VY3/C/AwkS6NmUW5OCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f1c3ad31c93ee81a87de5dd570c948e4cbae6469f96977fa5063e5dc46a3766c","last_reissued_at":"2026-07-05T00:14:24.403748Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:14:24.403748Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1910.10371","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":"2026-07-05T00:14:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fcnTOvFP8P2wDFLjw00cvO0frh2G/mwR3lpN7PH1DpcoMAjPTmcEwaYWYwS9pgxh3houA1s8pO+zCMOrDzJyDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T18:54:51.971075Z"},"content_sha256":"e121ee5b6b2cddd62ab0d547072b78deb5398198c71ed07d2a9458f03323d13d","schema_version":"1.0","event_id":"sha256:e121ee5b6b2cddd62ab0d547072b78deb5398198c71ed07d2a9458f03323d13d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:6HB22MOJH3UBVB66LXKXBSKI4T","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Semi-supervised Multi-domain Multi-task Training for Metastatic Colon Lymph Node Diagnosis From Abdominal CT","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Gabriel Maicas, Gustavo Carneiro, Saskia Glaser, Sergei Bedrikovetski, Tarik Sammour","submitted_at":"2019-10-23T05:54:08Z","abstract_excerpt":"The diagnosis of the presence of metastatic lymph nodes from abdominal computed tomography (CT) scans is an essential task performed by radiologists to guide radiation and chemotherapy treatment. State-of-the-art deep learning classifiers trained for this task usually rely on a training set containing CT volumes and their respective image-level (i.e., global) annotation. However, the lack of annotations for the localisation of the regions of interest (ROIs) containing lymph nodes can limit classification accuracy due to the small size of the relevant ROIs in this problem. The use of lymph node"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1910.10371","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/1910.10371/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":"2026-07-05T00:14:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"auDggpJvTnfjiewAKGYdHg7mzYly8dU6RwQPq2sBaXxXeGrjXQzTXWqfEvyMWf0jOZ0XhsjvnSR26ddhxB6ZDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T18:54:51.971843Z"},"content_sha256":"c2f72e80d3115a395c8b9ba2088ccc1802d281b20c614c46d44261cfcef93918","schema_version":"1.0","event_id":"sha256:c2f72e80d3115a395c8b9ba2088ccc1802d281b20c614c46d44261cfcef93918"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6HB22MOJH3UBVB66LXKXBSKI4T/bundle.json","state_url":"https://pith.science/pith/6HB22MOJH3UBVB66LXKXBSKI4T/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6HB22MOJH3UBVB66LXKXBSKI4T/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":"2026-08-03T18:54:51Z","links":{"resolver":"https://pith.science/pith/6HB22MOJH3UBVB66LXKXBSKI4T","bundle":"https://pith.science/pith/6HB22MOJH3UBVB66LXKXBSKI4T/bundle.json","state":"https://pith.science/pith/6HB22MOJH3UBVB66LXKXBSKI4T/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6HB22MOJH3UBVB66LXKXBSKI4T/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:6HB22MOJH3UBVB66LXKXBSKI4T","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":"adbc8dd9e0a7c51b79acee7c045836418d81f2282bc312f9e41a2530df4048ed","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2019-10-23T05:54:08Z","title_canon_sha256":"603cccd4921845052c073c669e3b4e0b731042f282fe0c47418ec5222eef988f"},"schema_version":"1.0","source":{"id":"1910.10371","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1910.10371","created_at":"2026-07-05T00:14:24Z"},{"alias_kind":"arxiv_version","alias_value":"1910.10371v1","created_at":"2026-07-05T00:14:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1910.10371","created_at":"2026-07-05T00:14:24Z"},{"alias_kind":"pith_short_12","alias_value":"6HB22MOJH3UB","created_at":"2026-07-05T00:14:24Z"},{"alias_kind":"pith_short_16","alias_value":"6HB22MOJH3UBVB66","created_at":"2026-07-05T00:14:24Z"},{"alias_kind":"pith_short_8","alias_value":"6HB22MOJ","created_at":"2026-07-05T00:14:24Z"}],"graph_snapshots":[{"event_id":"sha256:c2f72e80d3115a395c8b9ba2088ccc1802d281b20c614c46d44261cfcef93918","target":"graph","created_at":"2026-07-05T00:14:24Z","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/1910.10371/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The diagnosis of the presence of metastatic lymph nodes from abdominal computed tomography (CT) scans is an essential task performed by radiologists to guide radiation and chemotherapy treatment. State-of-the-art deep learning classifiers trained for this task usually rely on a training set containing CT volumes and their respective image-level (i.e., global) annotation. However, the lack of annotations for the localisation of the regions of interest (ROIs) containing lymph nodes can limit classification accuracy due to the small size of the relevant ROIs in this problem. The use of lymph node","authors_text":"Gabriel Maicas, Gustavo Carneiro, Saskia Glaser, Sergei Bedrikovetski, Tarik Sammour","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2019-10-23T05:54:08Z","title":"Semi-supervised Multi-domain Multi-task Training for Metastatic Colon Lymph Node Diagnosis From Abdominal CT"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1910.10371","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:e121ee5b6b2cddd62ab0d547072b78deb5398198c71ed07d2a9458f03323d13d","target":"record","created_at":"2026-07-05T00:14:24Z","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":"adbc8dd9e0a7c51b79acee7c045836418d81f2282bc312f9e41a2530df4048ed","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2019-10-23T05:54:08Z","title_canon_sha256":"603cccd4921845052c073c669e3b4e0b731042f282fe0c47418ec5222eef988f"},"schema_version":"1.0","source":{"id":"1910.10371","kind":"arxiv","version":1}},"canonical_sha256":"f1c3ad31c93ee81a87de5dd570c948e4cbae6469f96977fa5063e5dc46a3766c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f1c3ad31c93ee81a87de5dd570c948e4cbae6469f96977fa5063e5dc46a3766c","first_computed_at":"2026-07-05T00:14:24.403748Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:14:24.403748Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ACMWaoCo4qrz2yIYtMi0FzX+kqF1bvKtbdnbvMH81L0yOmLjfVzk59g7zxnAtgpMoj+VY3/C/AwkS6NmUW5OCg==","signature_status":"signed_v1","signed_at":"2026-07-05T00:14:24.404157Z","signed_message":"canonical_sha256_bytes"},"source_id":"1910.10371","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e121ee5b6b2cddd62ab0d547072b78deb5398198c71ed07d2a9458f03323d13d","sha256:c2f72e80d3115a395c8b9ba2088ccc1802d281b20c614c46d44261cfcef93918"],"state_sha256":"7695a73c0761d1dcb3ad570f260c9d5868622a9081ef6a770426cdfe74dc0fb8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VyvtG+7VWSrhKFtr73lEbZhk5060eN+gDqA9DqDwPu5xjQYdKgmBqvvhMPVMN1VbtJZ9RX8e8OxOpq/PnlmnDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T18:54:51.975353Z","bundle_sha256":"afd0af3171613d8b3078b0a57373f3cb8ac9b398967f880b2bccfa948ca3a976"}}