{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:GTYIP3RSJCDX44RWHRVNSELZ36","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":"e6ef15ddb3de0772634d893724ade18720a92b0af286a55742c28769e3860bc4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-03-14T23:11:04Z","title_canon_sha256":"1dec2250e772df17fc6454a45ad4a0840fb7bd71eaec9f597819364e44a48b73"},"schema_version":"1.0","source":{"id":"1703.04819","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.04819","created_at":"2026-05-18T00:48:39Z"},{"alias_kind":"arxiv_version","alias_value":"1703.04819v1","created_at":"2026-05-18T00:48:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.04819","created_at":"2026-05-18T00:48:39Z"},{"alias_kind":"pith_short_12","alias_value":"GTYIP3RSJCDX","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_16","alias_value":"GTYIP3RSJCDX44RW","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_8","alias_value":"GTYIP3RS","created_at":"2026-05-18T12:31:18Z"}],"graph_snapshots":[{"event_id":"sha256:45a03bea0738edf423eed4ec5ce9e0e116f50a87c4df2e59c2dbca9ba6d31e3c","target":"graph","created_at":"2026-05-18T00:48:39Z","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"},"paper":{"abstract_excerpt":"This extended abstract describes the participation of RECOD Titans in parts 1 and 3 of the ISIC Challenge 2017 \"Skin Lesion Analysis Towards Melanoma Detection\" (ISBI 2017). Although our team has a long experience with melanoma classification, the ISIC Challenge 2017 was the very first time we worked on skin-lesion segmentation. For part 1 (segmentation), our final submission used four of our models: two trained with all 2000 samples, without a validation split, for 250 and for 500 epochs respectively; and other two trained and validated with two different 1600/400 splits, for 220 epochs. Thos","authors_text":"Afonso Menegola, Eduardo Valle, Julia Tavares, Lin Tzy Li, Michel Fornaciali, Sandra Avila","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-03-14T23:11:04Z","title":"RECOD Titans at ISIC Challenge 2017"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.04819","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:d1895e7e24e21dde182385d8d8b00aa683c1b0320140ecebd22c3235defbf019","target":"record","created_at":"2026-05-18T00:48:39Z","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":"e6ef15ddb3de0772634d893724ade18720a92b0af286a55742c28769e3860bc4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2017-03-14T23:11:04Z","title_canon_sha256":"1dec2250e772df17fc6454a45ad4a0840fb7bd71eaec9f597819364e44a48b73"},"schema_version":"1.0","source":{"id":"1703.04819","kind":"arxiv","version":1}},"canonical_sha256":"34f087ee3248877e72363c6ad91179df89916f96ef43bd4a40950247a1fc32ee","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"34f087ee3248877e72363c6ad91179df89916f96ef43bd4a40950247a1fc32ee","first_computed_at":"2026-05-18T00:48:39.192181Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:48:39.192181Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"a6d2pmZ1FvQfj/2n6TRtbmsGYEm802GOxJtMCzo+GmPC1cP3EIheZ2A4+iJGkJ/cxCJU7VJRXBUGZx84B2lzAw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:48:39.192654Z","signed_message":"canonical_sha256_bytes"},"source_id":"1703.04819","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d1895e7e24e21dde182385d8d8b00aa683c1b0320140ecebd22c3235defbf019","sha256:45a03bea0738edf423eed4ec5ce9e0e116f50a87c4df2e59c2dbca9ba6d31e3c"],"state_sha256":"141f2ed9b7fda23a18c2f3e1ff4f1216423bd16a85d97e31e46f12d307e512bc"}