{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:CWDKTOCM2FJ26SHHBDMIG5AVHC","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":"0d191370ce8de86567a3cfdd13c28af74570e7a2cd20b6f9282ed3ca51efd19c","cross_cats_sorted":["cond-mat.soft"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2019-08-08T15:38:31Z","title_canon_sha256":"537a6be9f0cc3a221e55b42319dea9f12c6b804dd2f6702e9b52a469e6282a4d"},"schema_version":"1.0","source":{"id":"1908.03125","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.03125","created_at":"2026-07-05T00:11:15Z"},{"alias_kind":"arxiv_version","alias_value":"1908.03125v1","created_at":"2026-07-05T00:11:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.03125","created_at":"2026-07-05T00:11:15Z"},{"alias_kind":"pith_short_12","alias_value":"CWDKTOCM2FJ2","created_at":"2026-07-05T00:11:15Z"},{"alias_kind":"pith_short_16","alias_value":"CWDKTOCM2FJ26SHH","created_at":"2026-07-05T00:11:15Z"},{"alias_kind":"pith_short_8","alias_value":"CWDKTOCM","created_at":"2026-07-05T00:11:15Z"}],"graph_snapshots":[{"event_id":"sha256:38cfc037615f6ddad7639d0324f660fccdbfb6e968e2404f5a3cfd3c6c2f72b8","target":"graph","created_at":"2026-07-05T00:11:15Z","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/1908.03125/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We herein report a theoretical study of the geometrical structure of porous dust aggregates formed via ballistic cluster-cluster aggregation (BCCA). We calculated the gyration radius $R_{\\rm gyr}$ and the graph-based geodesic radius $R_{\\rm geo}$ as a function of the number of constituent particles $N$. We found that $R_{\\rm gyr} / r_{0} \\sim N^{0.531 \\pm 0.011}$ and $R_{\\rm geo} / r_{0} \\sim N^{0.710 \\pm 0.013}$, where $r_{0}$ is the radius of constituent particles. Furthermore, we defined two constants that characterize the geometrical structure of fractal aggregates: $D_{\\rm f}$ and $\\alpha","authors_text":"Masaki Takemoto, Sota Arakawa, Taishi Nakamoto","cross_cats":["cond-mat.soft"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2019-08-08T15:38:31Z","title":"Geometrical structure and thermal conductivity of dust aggregates formed via ballistic cluster-cluster aggregation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.03125","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:bbd49b0ed33f78e5bfa20f00f83fce478c334b5e9cd2bd55dcadb5d60e3c1805","target":"record","created_at":"2026-07-05T00:11:15Z","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":"0d191370ce8de86567a3cfdd13c28af74570e7a2cd20b6f9282ed3ca51efd19c","cross_cats_sorted":["cond-mat.soft"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2019-08-08T15:38:31Z","title_canon_sha256":"537a6be9f0cc3a221e55b42319dea9f12c6b804dd2f6702e9b52a469e6282a4d"},"schema_version":"1.0","source":{"id":"1908.03125","kind":"arxiv","version":1}},"canonical_sha256":"1586a9b84cd153af48e708d8837415388fb5d204d44622988c37a15f18918b84","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1586a9b84cd153af48e708d8837415388fb5d204d44622988c37a15f18918b84","first_computed_at":"2026-07-05T00:11:15.230982Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:11:15.230982Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZJxHtyCtsZI3DUO5Af42kwh/EqfCHifh91jVgg5GBbbSNIGoJmiDBgBLVyVm5nhVuoO4OwiMDkRO2F6wdS2IBA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:11:15.231373Z","signed_message":"canonical_sha256_bytes"},"source_id":"1908.03125","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bbd49b0ed33f78e5bfa20f00f83fce478c334b5e9cd2bd55dcadb5d60e3c1805","sha256:38cfc037615f6ddad7639d0324f660fccdbfb6e968e2404f5a3cfd3c6c2f72b8"],"state_sha256":"5c27e84bf6a81dc2d2e0f92fe2bc455ccb7e262d214accdc21f1011876274a4e"}