{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:6PQRJHHCC4HK2EJJ5NMJR7MGGU","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":"341d1c8f80ad3139b277f896271bb369bd0e48236a8345eb966a792c1c0bfe78","cross_cats_sorted":["cs.LG"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"stat.ML","submitted_at":"2025-11-06T23:21:43Z","title_canon_sha256":"e0d9c7a863765243b72e5f58e6fc5d54a8762525dd0fad4f2e153f666d84aa8c"},"schema_version":"1.0","source":{"id":"2511.04873","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2511.04873","created_at":"2026-06-02T01:03:37Z"},{"alias_kind":"arxiv_version","alias_value":"2511.04873v2","created_at":"2026-06-02T01:03:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2511.04873","created_at":"2026-06-02T01:03:37Z"},{"alias_kind":"pith_short_12","alias_value":"6PQRJHHCC4HK","created_at":"2026-06-02T01:03:37Z"},{"alias_kind":"pith_short_16","alias_value":"6PQRJHHCC4HK2EJJ","created_at":"2026-06-02T01:03:37Z"},{"alias_kind":"pith_short_8","alias_value":"6PQRJHHC","created_at":"2026-06-02T01:03:37Z"}],"graph_snapshots":[{"event_id":"sha256:1ec74dc3847681bfc511acb33fcd0ce87f60305b105b7125fcaa09a04e764a94","target":"graph","created_at":"2026-06-02T01:03:37Z","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/2511.04873/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Prototype selection methods compress a training set, but the existing taxonomy of condensation, edition, hybrid, competence-based, optimization-based, and clustering-based families does not include methods that operate on the multi-scale topological structure of the data. This paper introduces two different persistence-based prototype selector variants, Topological Prototype Selector (TPS) and Boundary-Conscious Topological Prototype Selector (BoundaryTPS). TPS uses two sequential Rips filtrations to retain boundary-relevant and interior-typical points. BoundaryTPS is a single-stage variant wh","authors_text":"Elvan Ceyhan, Henry Schenck, Jordan Eckert","cross_cats":["cs.LG"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"stat.ML","submitted_at":"2025-11-06T23:21:43Z","title":"Prototype Selection Using Topological Data Analysis"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2511.04873","kind":"arxiv","version":2},"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":"sha256:7e3038c1366349514c6a8e8d826aaa44c7cc40cbee760a36c20df29a5f18ab61","target":"record","created_at":"2026-06-02T01:03:37Z","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":"341d1c8f80ad3139b277f896271bb369bd0e48236a8345eb966a792c1c0bfe78","cross_cats_sorted":["cs.LG"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"stat.ML","submitted_at":"2025-11-06T23:21:43Z","title_canon_sha256":"e0d9c7a863765243b72e5f58e6fc5d54a8762525dd0fad4f2e153f666d84aa8c"},"schema_version":"1.0","source":{"id":"2511.04873","kind":"arxiv","version":2}},"canonical_sha256":"f3e1149ce2170ead1129eb5898fd863521a0cb36d6e2d7545dae9014662e2dfd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f3e1149ce2170ead1129eb5898fd863521a0cb36d6e2d7545dae9014662e2dfd","first_computed_at":"2026-06-02T01:03:37.980859Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-02T01:03:37.980859Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZTbmb1qWmgd7uPRGzF821XaB/IpFZiEBpjYVD0E+Y6Riv9aUtk2vmO8vo5dHMmPSHNm47ZJXfH7lFS1TKgczAQ==","signature_status":"signed_v1","signed_at":"2026-06-02T01:03:37.981447Z","signed_message":"canonical_sha256_bytes"},"source_id":"2511.04873","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7e3038c1366349514c6a8e8d826aaa44c7cc40cbee760a36c20df29a5f18ab61","sha256:1ec74dc3847681bfc511acb33fcd0ce87f60305b105b7125fcaa09a04e764a94"],"state_sha256":"366b4f06f6b8c91f3c342b8599188f5dbb93c86d10f9ba86bd1ebd669aef91dc"}