{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:B65Z5ZBCDO6EN5VG4BXEJHYQOU","short_pith_number":"pith:B65Z5ZBC","canonical_record":{"source":{"id":"1809.05499","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2018-09-14T16:43:25Z","cross_cats_sorted":[],"title_canon_sha256":"506348ce82f4176bdeb98bd1462905bc8cbf7145ee6d8b9d052932090d4c299f","abstract_canon_sha256":"b598c4429b9b9c4fe1167e2dd27cb0f099238f1f46fa3fd114c0f9e23b69b160"},"schema_version":"1.0"},"canonical_sha256":"0fbb9ee4221bbc46f6a6e06e449f10753ad38d5d51ceed4c8e29bf2d8a0b720c","source":{"kind":"arxiv","id":"1809.05499","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.05499","created_at":"2026-05-18T00:05:41Z"},{"alias_kind":"arxiv_version","alias_value":"1809.05499v1","created_at":"2026-05-18T00:05:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.05499","created_at":"2026-05-18T00:05:41Z"},{"alias_kind":"pith_short_12","alias_value":"B65Z5ZBCDO6E","created_at":"2026-05-18T12:32:13Z"},{"alias_kind":"pith_short_16","alias_value":"B65Z5ZBCDO6EN5VG","created_at":"2026-05-18T12:32:13Z"},{"alias_kind":"pith_short_8","alias_value":"B65Z5ZBC","created_at":"2026-05-18T12:32:13Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:B65Z5ZBCDO6EN5VG4BXEJHYQOU","target":"record","payload":{"canonical_record":{"source":{"id":"1809.05499","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2018-09-14T16:43:25Z","cross_cats_sorted":[],"title_canon_sha256":"506348ce82f4176bdeb98bd1462905bc8cbf7145ee6d8b9d052932090d4c299f","abstract_canon_sha256":"b598c4429b9b9c4fe1167e2dd27cb0f099238f1f46fa3fd114c0f9e23b69b160"},"schema_version":"1.0"},"canonical_sha256":"0fbb9ee4221bbc46f6a6e06e449f10753ad38d5d51ceed4c8e29bf2d8a0b720c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:05:41.271033Z","signature_b64":"YHYrsKY9cOzrPtxQtL4qZIQN6g+PnZ7XfzCRvBQQ3u9F118od4M1Q3w72zQDwMt8Tcz7JpnJZ80rfHWEHDn1CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0fbb9ee4221bbc46f6a6e06e449f10753ad38d5d51ceed4c8e29bf2d8a0b720c","last_reissued_at":"2026-05-18T00:05:41.270480Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:05:41.270480Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1809.05499","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":"2026-05-18T00:05:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"a7LQQ9HenP2MXQ1BvkSLZjiSb8CdOWU4GtKwRWjtPKRvHBkF1a7+13bJfxrosgp6QVnL1ZOwhDhhzXXuYT0kBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T16:33:09.626445Z"},"content_sha256":"8bc6d6ab4e58436acf35790b2a11447fade3a06e6c834f548c6f227f52c7fcea","schema_version":"1.0","event_id":"sha256:8bc6d6ab4e58436acf35790b2a11447fade3a06e6c834f548c6f227f52c7fcea"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:B65Z5ZBCDO6EN5VG4BXEJHYQOU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Elastic Registration of Geodesic Vascular Graphs","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"H. Rolf Jager, Maria A. Zuluaga, M. Jorge Cardoso, Parashkev Nachev, Sebastien Ourselin, Stefano Moriconi","submitted_at":"2018-09-14T16:43:25Z","abstract_excerpt":"Vascular graphs can embed a number of high-level features, from morphological parameters, to functional biomarkers, and represent an invaluable tool for longitudinal and cross-sectional clinical inference. This, however, is only feasible when graphs are co-registered together, allowing coherent multiple comparisons. The robust registration of vascular topologies stands therefore as key enabling technology for group-wise analyses. In this work, we present an end-to-end vascular graph registration approach, that aligns networks with non-linear geometries and topological deformations, by introduc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.05499","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":""},"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":"2026-05-18T00:05:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qBS/yFa4vLQY2uE5pe3LuuI65UgfUjSTNcxoz4NyO2tFZiXQxvxAb1ksfnqUBh8hXCxiigL4I/h95Bo0CB0tBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T16:33:09.626956Z"},"content_sha256":"05154ca1f8e5de64468cddacdd91901e23ce7ec0c1ece74d498bb3aa3e2dbf05","schema_version":"1.0","event_id":"sha256:05154ca1f8e5de64468cddacdd91901e23ce7ec0c1ece74d498bb3aa3e2dbf05"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/B65Z5ZBCDO6EN5VG4BXEJHYQOU/bundle.json","state_url":"https://pith.science/pith/B65Z5ZBCDO6EN5VG4BXEJHYQOU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/B65Z5ZBCDO6EN5VG4BXEJHYQOU/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":"2026-05-26T16:33:09Z","links":{"resolver":"https://pith.science/pith/B65Z5ZBCDO6EN5VG4BXEJHYQOU","bundle":"https://pith.science/pith/B65Z5ZBCDO6EN5VG4BXEJHYQOU/bundle.json","state":"https://pith.science/pith/B65Z5ZBCDO6EN5VG4BXEJHYQOU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/B65Z5ZBCDO6EN5VG4BXEJHYQOU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:B65Z5ZBCDO6EN5VG4BXEJHYQOU","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":"b598c4429b9b9c4fe1167e2dd27cb0f099238f1f46fa3fd114c0f9e23b69b160","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2018-09-14T16:43:25Z","title_canon_sha256":"506348ce82f4176bdeb98bd1462905bc8cbf7145ee6d8b9d052932090d4c299f"},"schema_version":"1.0","source":{"id":"1809.05499","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.05499","created_at":"2026-05-18T00:05:41Z"},{"alias_kind":"arxiv_version","alias_value":"1809.05499v1","created_at":"2026-05-18T00:05:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.05499","created_at":"2026-05-18T00:05:41Z"},{"alias_kind":"pith_short_12","alias_value":"B65Z5ZBCDO6E","created_at":"2026-05-18T12:32:13Z"},{"alias_kind":"pith_short_16","alias_value":"B65Z5ZBCDO6EN5VG","created_at":"2026-05-18T12:32:13Z"},{"alias_kind":"pith_short_8","alias_value":"B65Z5ZBC","created_at":"2026-05-18T12:32:13Z"}],"graph_snapshots":[{"event_id":"sha256:05154ca1f8e5de64468cddacdd91901e23ce7ec0c1ece74d498bb3aa3e2dbf05","target":"graph","created_at":"2026-05-18T00:05:41Z","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":"Vascular graphs can embed a number of high-level features, from morphological parameters, to functional biomarkers, and represent an invaluable tool for longitudinal and cross-sectional clinical inference. This, however, is only feasible when graphs are co-registered together, allowing coherent multiple comparisons. The robust registration of vascular topologies stands therefore as key enabling technology for group-wise analyses. In this work, we present an end-to-end vascular graph registration approach, that aligns networks with non-linear geometries and topological deformations, by introduc","authors_text":"H. Rolf Jager, Maria A. Zuluaga, M. Jorge Cardoso, Parashkev Nachev, Sebastien Ourselin, Stefano Moriconi","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2018-09-14T16:43:25Z","title":"Elastic Registration of Geodesic Vascular Graphs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.05499","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":"sha256:8bc6d6ab4e58436acf35790b2a11447fade3a06e6c834f548c6f227f52c7fcea","target":"record","created_at":"2026-05-18T00:05:41Z","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":"b598c4429b9b9c4fe1167e2dd27cb0f099238f1f46fa3fd114c0f9e23b69b160","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.CV","submitted_at":"2018-09-14T16:43:25Z","title_canon_sha256":"506348ce82f4176bdeb98bd1462905bc8cbf7145ee6d8b9d052932090d4c299f"},"schema_version":"1.0","source":{"id":"1809.05499","kind":"arxiv","version":1}},"canonical_sha256":"0fbb9ee4221bbc46f6a6e06e449f10753ad38d5d51ceed4c8e29bf2d8a0b720c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0fbb9ee4221bbc46f6a6e06e449f10753ad38d5d51ceed4c8e29bf2d8a0b720c","first_computed_at":"2026-05-18T00:05:41.270480Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:05:41.270480Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YHYrsKY9cOzrPtxQtL4qZIQN6g+PnZ7XfzCRvBQQ3u9F118od4M1Q3w72zQDwMt8Tcz7JpnJZ80rfHWEHDn1CQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:05:41.271033Z","signed_message":"canonical_sha256_bytes"},"source_id":"1809.05499","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8bc6d6ab4e58436acf35790b2a11447fade3a06e6c834f548c6f227f52c7fcea","sha256:05154ca1f8e5de64468cddacdd91901e23ce7ec0c1ece74d498bb3aa3e2dbf05"],"state_sha256":"19eefc7ea0f619d423ad546b7d9d5a044efb5a3b0fa6d53be268a2db704d56cc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gimWzHPw89Xv5Ngj8Dy820xW7R4vku/4eYNt14s59l8L0YoJCm40sDLmyZi8sKLX7xqSmUxymCyKirTRMEQlDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T16:33:09.630105Z","bundle_sha256":"7e3f9c61c1c9cab06518e917d1c5dbb9d4c05233545e6a0db1b9741dc570d589"}}