{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:V27BL7DR2RZOW77QVJMXH4PLYW","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":"d35e142056a2c90c5f8fc50f02c939aa7b668fc9da4dce0ff5c4f7a7a49b0b9f","cross_cats_sorted":["astro-ph.GA","astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2020-02-19T19:00:02Z","title_canon_sha256":"3ce45ae9d3424d82be4df9f56c9c2abfb6fa371b8f027c3613118da2532c66ad"},"schema_version":"1.0","source":{"id":"2002.08372","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2002.08372","created_at":"2026-07-05T00:47:00Z"},{"alias_kind":"arxiv_version","alias_value":"2002.08372v1","created_at":"2026-07-05T00:47:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2002.08372","created_at":"2026-07-05T00:47:00Z"},{"alias_kind":"pith_short_12","alias_value":"V27BL7DR2RZO","created_at":"2026-07-05T00:47:00Z"},{"alias_kind":"pith_short_16","alias_value":"V27BL7DR2RZOW77Q","created_at":"2026-07-05T00:47:00Z"},{"alias_kind":"pith_short_8","alias_value":"V27BL7DR","created_at":"2026-07-05T00:47:00Z"}],"graph_snapshots":[{"event_id":"sha256:395c2d8194d8a519fbb388596f33d74bac71e38bf24e58eff2032b37924d1f49","target":"graph","created_at":"2026-07-05T00:47:00Z","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/2002.08372/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Escalating observations of exo-minor planets and their destroyed remnants both passing through the solar system and within white dwarf planetary systems motivate an understanding of the orbital history and fate of exo-Kuiper belts and planetesimal discs. Here we explore how the structure of a 40-1000 au annulus of planetesimals orbiting inside of a solar system analogue that is itself initially embedded within a stellar cluster environment varies as the star evolves through all of its stellar phases. We attempt this computationally challenging link in four parts: (1) by performing stellar clus","authors_text":"Alexander J. Mustill, Andrew Shannon, Catriona H. McDonald, Dimitri Veras, Francesco Flammini Dotti, Katja Reichert, Maxwell X. Cai, M.B.N. Kouwenhoven, Rainer Spurzem, Simon Portegies Zwart","cross_cats":["astro-ph.GA","astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2020-02-19T19:00:02Z","title":"Linking the formation and fate of exo-Kuiper belts within solar system analogues"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2002.08372","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":"sha256:7a1cdf29f74ac1feb1c9628864ca5811d5510a922b9841f52ae06f5d49e30564","target":"record","created_at":"2026-07-05T00:47:00Z","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":"d35e142056a2c90c5f8fc50f02c939aa7b668fc9da4dce0ff5c4f7a7a49b0b9f","cross_cats_sorted":["astro-ph.GA","astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2020-02-19T19:00:02Z","title_canon_sha256":"3ce45ae9d3424d82be4df9f56c9c2abfb6fa371b8f027c3613118da2532c66ad"},"schema_version":"1.0","source":{"id":"2002.08372","kind":"arxiv","version":1}},"canonical_sha256":"aebe15fc71d472eb7ff0aa5973f1ebc5a62c99085afd6c9877ba4b4d6c693e9c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"aebe15fc71d472eb7ff0aa5973f1ebc5a62c99085afd6c9877ba4b4d6c693e9c","first_computed_at":"2026-07-05T00:47:00.636124Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:47:00.636124Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cO4NN6DbuJjnW+ZSUtWviCh8h8Xe8QbZwo1ru+avr4WEQFVjRp9gCJKzb4R2ot//4AWYmpiRGVYsMboVbulQBw==","signature_status":"signed_v1","signed_at":"2026-07-05T00:47:00.636552Z","signed_message":"canonical_sha256_bytes"},"source_id":"2002.08372","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7a1cdf29f74ac1feb1c9628864ca5811d5510a922b9841f52ae06f5d49e30564","sha256:395c2d8194d8a519fbb388596f33d74bac71e38bf24e58eff2032b37924d1f49"],"state_sha256":"c9906e3f9bedd902c40b01a912e57b41a8efa61c780c94c7a98b304a8f596e0a"}