{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:BIF5BWMHQ3I4SB2HHLAXSZR3YS","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":"c99fff7cd963cb2255eb7ac3042258816738b4e5c573a58e4201cbea50bdfe6b","cross_cats_sorted":["cs.CE","cs.DM","q-bio.QM"],"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"q-bio.PE","submitted_at":"2009-06-05T16:55:47Z","title_canon_sha256":"8f46543677dfe589ba27c95b112e5d1812fb4848612ba0c0dc84e1ecec537b64"},"schema_version":"1.0","source":{"id":"0906.1166","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0906.1166","created_at":"2026-07-04T15:43:23Z"},{"alias_kind":"arxiv_version","alias_value":"0906.1166v1","created_at":"2026-07-04T15:43:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0906.1166","created_at":"2026-07-04T15:43:23Z"},{"alias_kind":"pith_short_12","alias_value":"BIF5BWMHQ3I4","created_at":"2026-07-04T15:43:23Z"},{"alias_kind":"pith_short_16","alias_value":"BIF5BWMHQ3I4SB2H","created_at":"2026-07-04T15:43:23Z"},{"alias_kind":"pith_short_8","alias_value":"BIF5BWMH","created_at":"2026-07-04T15:43:23Z"}],"graph_snapshots":[{"event_id":"sha256:0c3747e28c5dd7b1d1b24fd88fb7fd18c7937458baf5de174322e357e3f22804","target":"graph","created_at":"2026-07-04T15:43:23Z","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/0906.1166/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Galled trees, directed acyclic graphs that model evolutionary histories with isolated hybridization events, have become very popular due to both their biological significance and the existence of polynomial time algorithms for their reconstruction. In this paper we establish to which extent several distance measures for the comparison of evolutionary networks are metrics for galled trees, and hence when they can be safely used to evaluate galled tree reconstruction methods.","authors_text":"Francesc Rossello, Gabriel Cardona, Gabriel Valiente, Merce Llabres","cross_cats":["cs.CE","cs.DM","q-bio.QM"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"q-bio.PE","submitted_at":"2009-06-05T16:55:47Z","title":"Comparison of Galled Trees"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0906.1166","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:a8df93ebe9795334d5064861da459ea24626755a3c11f2400d41b0b77c032199","target":"record","created_at":"2026-07-04T15:43:23Z","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":"c99fff7cd963cb2255eb7ac3042258816738b4e5c573a58e4201cbea50bdfe6b","cross_cats_sorted":["cs.CE","cs.DM","q-bio.QM"],"license":"http://creativecommons.org/licenses/by-nc-sa/3.0/","primary_cat":"q-bio.PE","submitted_at":"2009-06-05T16:55:47Z","title_canon_sha256":"8f46543677dfe589ba27c95b112e5d1812fb4848612ba0c0dc84e1ecec537b64"},"schema_version":"1.0","source":{"id":"0906.1166","kind":"arxiv","version":1}},"canonical_sha256":"0a0bd0d98786d1c907473ac179663bc4ba8cb99560a7171052bda98500765789","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0a0bd0d98786d1c907473ac179663bc4ba8cb99560a7171052bda98500765789","first_computed_at":"2026-07-04T15:43:23.605738Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:43:23.605738Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"m1QTPoEu+yxkrFwYi7qZOX6sf0Q6dthqfd3Q0AYkm6IKYw6ebWm/Nb/KBWpL9KIHAJI193FgG3korIqS/atPDw==","signature_status":"signed_v1","signed_at":"2026-07-04T15:43:23.606108Z","signed_message":"canonical_sha256_bytes"},"source_id":"0906.1166","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a8df93ebe9795334d5064861da459ea24626755a3c11f2400d41b0b77c032199","sha256:0c3747e28c5dd7b1d1b24fd88fb7fd18c7937458baf5de174322e357e3f22804"],"state_sha256":"025e0fcc4abe498a02b81f9bdfe1192002fbd57318b87e01d7719f35668bf5a1"}