{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2006:2MKLNFF2JPEIRLGMTQ3CN2NK6Z","short_pith_number":"pith:2MKLNFF2","schema_version":"1.0","canonical_sha256":"d314b694ba4bc888accc9c3626e9aaf648713dccc9c9197d153a4496c980f414","source":{"kind":"arxiv","id":"astro-ph/0610575","version":1},"attestation_state":"computed","paper":{"title":"The Building of Galactic Disks: Insights from the Triangulum Spiral Galaxy Messier 33","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. Stockton, C.E. Woodward, D.L. Block, Elisha F. Polomski, F. Combes, G. Canalizo, G.G. Fazio, G. Worthey, I.Puerari, K.C. Freeman, R.D. Gehrz, Robert Groess, T.H. Jarrett","submitted_at":"2006-10-18T22:40:20Z","abstract_excerpt":"The Triangulum Spiral Galaxy Messier 33 offers unique insights into the building of a galactic disk. We identify spectacular arcs of intermediate age (0.6 Gyr - 2 Gyr) stars in the low-metallicity outer disk. The northern arc spans approx. 120 degrees in azimuth and up to 5 arcmin in width. The arcs are located 2-3 disk scale lengths from the galaxy centre (where 1 disk scale length is equivalent to 0.1 degrees in the V-band) and lie precisely where there is a warp in the HI profile of M33. Warps and infall are inextricably linked (Binney, 1992). We present spectroscopy of candidate stars in t"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"astro-ph/0610575","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2006-10-18T22:40:20Z","cross_cats_sorted":[],"title_canon_sha256":"2347ab2b2329940245c5a6ca5e93293fbe4f7823ab022fdb82ca4e4d519087ae","abstract_canon_sha256":"c95fd116a3a769c5deeb034584a0435e9a015dbe1ae85246be5da812c7bc36f7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:40:29.227869Z","signature_b64":"tI/uAtOmynFzCbcryCYW9NgCncyKjs6R1Sx+9JS3cvq/FoS8lAYGEGdMR/Z+DKcClhcRuLj1JB2qOpiWxwpYCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d314b694ba4bc888accc9c3626e9aaf648713dccc9c9197d153a4496c980f414","last_reissued_at":"2026-05-18T01:40:29.227397Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:40:29.227397Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Building of Galactic Disks: Insights from the Triangulum Spiral Galaxy Messier 33","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"A. Stockton, C.E. Woodward, D.L. Block, Elisha F. Polomski, F. Combes, G. Canalizo, G.G. Fazio, G. Worthey, I.Puerari, K.C. Freeman, R.D. Gehrz, Robert Groess, T.H. Jarrett","submitted_at":"2006-10-18T22:40:20Z","abstract_excerpt":"The Triangulum Spiral Galaxy Messier 33 offers unique insights into the building of a galactic disk. We identify spectacular arcs of intermediate age (0.6 Gyr - 2 Gyr) stars in the low-metallicity outer disk. The northern arc spans approx. 120 degrees in azimuth and up to 5 arcmin in width. The arcs are located 2-3 disk scale lengths from the galaxy centre (where 1 disk scale length is equivalent to 0.1 degrees in the V-band) and lie precisely where there is a warp in the HI profile of M33. Warps and infall are inextricably linked (Binney, 1992). We present spectroscopy of candidate stars in t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0610575","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0610575","created_at":"2026-05-18T01:40:29.227477+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0610575v1","created_at":"2026-05-18T01:40:29.227477+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0610575","created_at":"2026-05-18T01:40:29.227477+00:00"},{"alias_kind":"pith_short_12","alias_value":"2MKLNFF2JPEI","created_at":"2026-05-18T12:25:53.939244+00:00"},{"alias_kind":"pith_short_16","alias_value":"2MKLNFF2JPEIRLGM","created_at":"2026-05-18T12:25:53.939244+00:00"},{"alias_kind":"pith_short_8","alias_value":"2MKLNFF2","created_at":"2026-05-18T12:25:53.939244+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/2MKLNFF2JPEIRLGMTQ3CN2NK6Z","json":"https://pith.science/pith/2MKLNFF2JPEIRLGMTQ3CN2NK6Z.json","graph_json":"https://pith.science/api/pith-number/2MKLNFF2JPEIRLGMTQ3CN2NK6Z/graph.json","events_json":"https://pith.science/api/pith-number/2MKLNFF2JPEIRLGMTQ3CN2NK6Z/events.json","paper":"https://pith.science/paper/2MKLNFF2"},"agent_actions":{"view_html":"https://pith.science/pith/2MKLNFF2JPEIRLGMTQ3CN2NK6Z","download_json":"https://pith.science/pith/2MKLNFF2JPEIRLGMTQ3CN2NK6Z.json","view_paper":"https://pith.science/paper/2MKLNFF2","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/0610575&json=true","fetch_graph":"https://pith.science/api/pith-number/2MKLNFF2JPEIRLGMTQ3CN2NK6Z/graph.json","fetch_events":"https://pith.science/api/pith-number/2MKLNFF2JPEIRLGMTQ3CN2NK6Z/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2MKLNFF2JPEIRLGMTQ3CN2NK6Z/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2MKLNFF2JPEIRLGMTQ3CN2NK6Z/action/storage_attestation","attest_author":"https://pith.science/pith/2MKLNFF2JPEIRLGMTQ3CN2NK6Z/action/author_attestation","sign_citation":"https://pith.science/pith/2MKLNFF2JPEIRLGMTQ3CN2NK6Z/action/citation_signature","submit_replication":"https://pith.science/pith/2MKLNFF2JPEIRLGMTQ3CN2NK6Z/action/replication_record"}},"created_at":"2026-05-18T01:40:29.227477+00:00","updated_at":"2026-05-18T01:40:29.227477+00:00"}