{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:77HFFXSNSYKULTQFKAPP4JA6WU","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":"0e988b0370fa98c824783586ac30408d510c9fa153b0403d232940dd2a446faa","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-10-14T20:00:24Z","title_canon_sha256":"b433f9cb3cb37afa90d8f831e27737dfcae2c052d275e49c8687ba67e40a2993"},"schema_version":"1.0","source":{"id":"1410.3836","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1410.3836","created_at":"2026-05-18T02:29:54Z"},{"alias_kind":"arxiv_version","alias_value":"1410.3836v2","created_at":"2026-05-18T02:29:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.3836","created_at":"2026-05-18T02:29:54Z"},{"alias_kind":"pith_short_12","alias_value":"77HFFXSNSYKU","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_16","alias_value":"77HFFXSNSYKULTQF","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_8","alias_value":"77HFFXSN","created_at":"2026-05-18T12:28:16Z"}],"graph_snapshots":[{"event_id":"sha256:7fd1adb22bd0e26c09715b3f62c3d54cbe560a5f031239503dd469d945a1e38b","target":"graph","created_at":"2026-05-18T02:29:54Z","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":"Radial migration is defined as the change in guiding centre radius of stars and gas caused by gains or losses of angular momentum that result from gravitational interaction with non-axisymmetric structure. This has been shown to have significant impact on the metallicity distribution in galactic discs, and therefore affects the interpretation of Galactic archeology. We use a simulation of a Milky Way-sized galaxy to examine the effect of radial migration on the star and gas radial metallicity distribution. We find that both the star and gas component show significant radial migration. The stel","authors_text":"Daisuke Kawata, Mark Cropper, Robert J. J. Grand","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-10-14T20:00:24Z","title":"Impact of radial migration on stellar and gas radial metallicity distribution"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.3836","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:ed58a12dc8bae0179cdec1ff46644e006db22f8b66d5b2321957af69606febbb","target":"record","created_at":"2026-05-18T02:29:54Z","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":"0e988b0370fa98c824783586ac30408d510c9fa153b0403d232940dd2a446faa","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-10-14T20:00:24Z","title_canon_sha256":"b433f9cb3cb37afa90d8f831e27737dfcae2c052d275e49c8687ba67e40a2993"},"schema_version":"1.0","source":{"id":"1410.3836","kind":"arxiv","version":2}},"canonical_sha256":"ffce52de4d961545ce05501efe241eb52b32bedb9d4e7ad78818f98b3d57a9ec","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ffce52de4d961545ce05501efe241eb52b32bedb9d4e7ad78818f98b3d57a9ec","first_computed_at":"2026-05-18T02:29:54.762818Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:29:54.762818Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rRww0WFEwYaBP6EmvnC9chUjOTO80r9/4LyxtczoWnLl9LZxV126002ce7uD4Yzf6Bs7AoFAgadre171T2fcAg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:29:54.763290Z","signed_message":"canonical_sha256_bytes"},"source_id":"1410.3836","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ed58a12dc8bae0179cdec1ff46644e006db22f8b66d5b2321957af69606febbb","sha256:7fd1adb22bd0e26c09715b3f62c3d54cbe560a5f031239503dd469d945a1e38b"],"state_sha256":"f9faf6509952f324628ba6ff1b71f07b4c9a8df193fd328aaf31e8165af5d238"}