{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:X2DECLCMGVZBOVPVF52DMATBUI","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":"2b0e9399fcfd87d2f634304033e0e5c07ccdc2dda6d1d6ad5f51a0f1fd7bf1bd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2018-06-08T08:15:29Z","title_canon_sha256":"40ded1a33c0b71e6c6ecc3e30ff2c0d4a0601882af365be90cd02a22e7bf5c24"},"schema_version":"1.0","source":{"id":"1806.03014","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1806.03014","created_at":"2026-05-18T00:13:50Z"},{"alias_kind":"arxiv_version","alias_value":"1806.03014v1","created_at":"2026-05-18T00:13:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.03014","created_at":"2026-05-18T00:13:50Z"},{"alias_kind":"pith_short_12","alias_value":"X2DECLCMGVZB","created_at":"2026-05-18T12:33:01Z"},{"alias_kind":"pith_short_16","alias_value":"X2DECLCMGVZBOVPV","created_at":"2026-05-18T12:33:01Z"},{"alias_kind":"pith_short_8","alias_value":"X2DECLCM","created_at":"2026-05-18T12:33:01Z"}],"graph_snapshots":[{"event_id":"sha256:fa1e453a3a621a60477bffcb6a3cfc8709781ce89e946b0d49530c9fc4b52a3f","target":"graph","created_at":"2026-05-18T00:13:50Z","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 paper presents a colon deformation estimation method, which can be used to estimate colon deformations during colonoscope insertions. Colonoscope tracking or navigation system that navigates a physician to polyp positions during a colonoscope insertion is required to reduce complications such as colon perforation. A previous colonoscope tracking method obtains a colonoscope position in the colon by registering a colonoscope shape and a colon shape. The colonoscope shape is obtained using an electromagnetic sensor, and the colon shape is obtained from a CT volume. However, large tracking e","authors_text":"Hidemi Goto, Kazuhiro Furukawa, Kensaku Mori, Masahiro Oda, Nassir Navab, Ryoji Miyahara, Takayuki Kitasaka, Yoshiki Hirooka","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2018-06-08T08:15:29Z","title":"Machine learning-based colon deformation estimation method for colonoscope tracking"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.03014","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:fc5fe1788da74fc548305bd15a08f42f89038b19f9275263fd83a22b083b1941","target":"record","created_at":"2026-05-18T00:13:50Z","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":"2b0e9399fcfd87d2f634304033e0e5c07ccdc2dda6d1d6ad5f51a0f1fd7bf1bd","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2018-06-08T08:15:29Z","title_canon_sha256":"40ded1a33c0b71e6c6ecc3e30ff2c0d4a0601882af365be90cd02a22e7bf5c24"},"schema_version":"1.0","source":{"id":"1806.03014","kind":"arxiv","version":1}},"canonical_sha256":"be86412c4c35721755f52f74360261a21c89cde79ec26e25169467f0ed4e29f3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"be86412c4c35721755f52f74360261a21c89cde79ec26e25169467f0ed4e29f3","first_computed_at":"2026-05-18T00:13:50.216420Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:13:50.216420Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iULw7NXW9jFWJl9FKz0MvXYrJkPcYcvBr58IyfEfcKm5z4HK8wZN7xH3T6+FPF9AI8n3DXBwftzai9SuoFqoAA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:13:50.216995Z","signed_message":"canonical_sha256_bytes"},"source_id":"1806.03014","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fc5fe1788da74fc548305bd15a08f42f89038b19f9275263fd83a22b083b1941","sha256:fa1e453a3a621a60477bffcb6a3cfc8709781ce89e946b0d49530c9fc4b52a3f"],"state_sha256":"8eb14c8ee214a36ebaeffc444740193e731a2594f3e999d7f91d747335dce841"}