{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:UXPFMMKCJ5VIOA43NYUOYHAZBY","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":"d63572fd7d5dba414626c8908b3a732c8a754141c97edbb3c9c85d65d8923e65","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-10-09T21:32:13Z","title_canon_sha256":"1ae38ac903555a79ee048074f13696156c3dc1512755b0202cd53121f65e897d"},"schema_version":"1.0","source":{"id":"1710.03324","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.03324","created_at":"2026-05-18T00:28:52Z"},{"alias_kind":"arxiv_version","alias_value":"1710.03324v2","created_at":"2026-05-18T00:28:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.03324","created_at":"2026-05-18T00:28:52Z"},{"alias_kind":"pith_short_12","alias_value":"UXPFMMKCJ5VI","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_16","alias_value":"UXPFMMKCJ5VIOA43","created_at":"2026-05-18T12:31:49Z"},{"alias_kind":"pith_short_8","alias_value":"UXPFMMKC","created_at":"2026-05-18T12:31:49Z"}],"graph_snapshots":[{"event_id":"sha256:2016d7164ef30b97903dff2fbb8c3ab84a3e5e0c2b4494e59e8ead26effc224e","target":"graph","created_at":"2026-05-18T00:28:52Z","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"},"paper":{"abstract_excerpt":"We study the dust concentration and emission in protoplanetary disks vortices. We extend the Lyra-Lin solution for the dust concentration of a single grain size to a power-law distribution of grain sizes $n(a) \\propto a^{-p}$. Assuming dust conservation in the disk, we find an analytic dust surface density as a function of the grain radius. We calculate the increase of the dust to gas mass ratio $\\epsilon$ and the slope $p$ of the dust size distribution due to grain segregation within the vortex. We apply this model to a numerical simulation of a disk containing a persistent vortex. Due to the","authors_text":"Anibal Sierra, Pierre Barge, Susana Lizano","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-10-09T21:32:13Z","title":"Dust concentration and emission in protoplanetary disks vortices"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.03324","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:a6e95a600169b1a7c8465033600ab962b0344434b6668ace332526155899979c","target":"record","created_at":"2026-05-18T00:28:52Z","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":"d63572fd7d5dba414626c8908b3a732c8a754141c97edbb3c9c85d65d8923e65","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-10-09T21:32:13Z","title_canon_sha256":"1ae38ac903555a79ee048074f13696156c3dc1512755b0202cd53121f65e897d"},"schema_version":"1.0","source":{"id":"1710.03324","kind":"arxiv","version":2}},"canonical_sha256":"a5de5631424f6a87039b6e28ec1c190e2e4d4bc573f3bf1debb0eda5fe9c43c2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a5de5631424f6a87039b6e28ec1c190e2e4d4bc573f3bf1debb0eda5fe9c43c2","first_computed_at":"2026-05-18T00:28:52.350254Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:28:52.350254Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RgKfAr69jot3shPcP5BBCHXVMg6kbbm36H12CHmqV2aRBAvHXeaqDWTo/Ige8yxKsOqUza3EsYM9PQ6R0zqdCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:28:52.351037Z","signed_message":"canonical_sha256_bytes"},"source_id":"1710.03324","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a6e95a600169b1a7c8465033600ab962b0344434b6668ace332526155899979c","sha256:2016d7164ef30b97903dff2fbb8c3ab84a3e5e0c2b4494e59e8ead26effc224e"],"state_sha256":"25f736ac2c18db17c08f06c328fc0a6e34ebd516467e80a9d2846f4051f0d199"}