{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:TKGWA6Q5KUACF4KNW64XBC3QON","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":"e96c3b31690809a97ccea4a1d6aa8cbdf7d0d09a9c788a0dec8a41fcdc17ed93","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-11-05T16:20:53Z","title_canon_sha256":"a4f09fe60ec2399c80584f0db8cc013507c4e6ed4e82250a700910c525e6369f"},"schema_version":"1.0","source":{"id":"2411.03229","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2411.03229","created_at":"2026-07-05T09:31:27Z"},{"alias_kind":"arxiv_version","alias_value":"2411.03229v1","created_at":"2026-07-05T09:31:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.03229","created_at":"2026-07-05T09:31:27Z"},{"alias_kind":"pith_short_12","alias_value":"TKGWA6Q5KUAC","created_at":"2026-07-05T09:31:27Z"},{"alias_kind":"pith_short_16","alias_value":"TKGWA6Q5KUACF4KN","created_at":"2026-07-05T09:31:27Z"},{"alias_kind":"pith_short_8","alias_value":"TKGWA6Q5","created_at":"2026-07-05T09:31:27Z"}],"graph_snapshots":[{"event_id":"sha256:91330d2e2f4c62a32bc96217898e674e35213ab748a8c17b7869c690289b2650","target":"graph","created_at":"2026-07-05T09:31:27Z","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/2411.03229/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We demonstrate how the composition of two unsupervised clustering algorithms, $\\texttt{AstroLink}$ and $\\texttt{FuzzyCat}$, makes for a powerful tool when studying galaxy formation and evolution. $\\texttt{AstroLink}$ is a general-purpose astrophysical clustering algorithm built for extracting meaningful hierarchical structure from point-cloud data defined over any feature space, while $\\texttt{FuzzyCat}$ is a generalised soft-clustering algorithm that propagates the dynamical effects of underlying data processes into a fuzzy hierarchy of stable fuzzy clusters. Their composition, $\\texttt{Fuzzy","authors_text":"Tobias Buck, William H. Oliver","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-11-05T16:20:53Z","title":"Galaxy Formation and Evolution via Phase-temporal Clustering with FuzzyCat $\\circ$ AstroLink"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.03229","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:d4dc6dc223548d64c489bbe879d855ce75df6356aeae06a538a87a7329d0bd65","target":"record","created_at":"2026-07-05T09:31:27Z","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":"e96c3b31690809a97ccea4a1d6aa8cbdf7d0d09a9c788a0dec8a41fcdc17ed93","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2024-11-05T16:20:53Z","title_canon_sha256":"a4f09fe60ec2399c80584f0db8cc013507c4e6ed4e82250a700910c525e6369f"},"schema_version":"1.0","source":{"id":"2411.03229","kind":"arxiv","version":1}},"canonical_sha256":"9a8d607a1d550022f14db7b9708b707343112f0ac59cec18c2c1d9445aab5b57","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9a8d607a1d550022f14db7b9708b707343112f0ac59cec18c2c1d9445aab5b57","first_computed_at":"2026-07-05T09:31:27.354215Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:31:27.354215Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"sLn/WTyS61aNFr9fndQunjuCU1vrQYoUVnVUgIqmCebU5TuAUl4HDysVCiGXHyI/FTDXaQ+MvGoNYd4S/rCICw==","signature_status":"signed_v1","signed_at":"2026-07-05T09:31:27.354651Z","signed_message":"canonical_sha256_bytes"},"source_id":"2411.03229","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d4dc6dc223548d64c489bbe879d855ce75df6356aeae06a538a87a7329d0bd65","sha256:91330d2e2f4c62a32bc96217898e674e35213ab748a8c17b7869c690289b2650"],"state_sha256":"6e3e37197fef5410ac752cbae116382f7bb808d3a03beaed7a9a66291c937f0d"}