{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:Y42VDCVMKEOXOOYNMLENGKSPNW","short_pith_number":"pith:Y42VDCVM","schema_version":"1.0","canonical_sha256":"c735518aac511d773b0d62c8d32a4f6d848fd681e28ba6fe02c3684e784cf2c0","source":{"kind":"arxiv","id":"1105.2522","version":1},"attestation_state":"computed","paper":{"title":"The Tumultuous Formation of the Hubble Sequence at z > 1 Examined with HST/WFC3 Observations of the Hubble Ultra Deep Field","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"A.F.L. Bluck, A. Koekemoer, A. Mortlock, C. J. Conselice, F. Buitrago, R. Gr\\\"utzbauch, S. Penny, S. Ravindranath","submitted_at":"2011-05-12T16:26:16Z","abstract_excerpt":"We examine in this paper a stellar mass selected sample of galaxies at 1 < z < 3 within the Hubble Ultra Deep Field, utilising WFC3 imaging to study the rest-frame optical morphological distribution of galaxies at this epoch. We measure how apparent morphologies (disk, elliptical, peculiar) correlate with physical properties, such as quantitative structure and spectral-types. One primary result is that apparent morphology does not correlate strongly with stellar populations, nor with galaxy structure at this epoch, suggesting a chaotic formation history for Hubble types at z > 1. By using a lo"},"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":"1105.2522","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-05-12T16:26:16Z","cross_cats_sorted":[],"title_canon_sha256":"c4f979aa002f4a9171e707cd0c29a6fbe493dfc9ee397f83226630dc877e1ec8","abstract_canon_sha256":"a3d427ed00b0b5f8dd115e0d4e7d17eac967927be0ca3ea8e2ce6f3c52ab8e3c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:01:59.036142Z","signature_b64":"NR9ZWBQUEKjYTuT+E5kzuE1EDdBZZoykf5QeezdNqUdgG0HfqGdVTxQrIzKUggpAFuiyOp0Cfb+Gpv7cjktZAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c735518aac511d773b0d62c8d32a4f6d848fd681e28ba6fe02c3684e784cf2c0","last_reissued_at":"2026-05-18T02:01:59.035468Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:01:59.035468Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Tumultuous Formation of the Hubble Sequence at z > 1 Examined with HST/WFC3 Observations of the Hubble Ultra Deep Field","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"A.F.L. Bluck, A. Koekemoer, A. Mortlock, C. J. Conselice, F. Buitrago, R. Gr\\\"utzbauch, S. Penny, S. Ravindranath","submitted_at":"2011-05-12T16:26:16Z","abstract_excerpt":"We examine in this paper a stellar mass selected sample of galaxies at 1 < z < 3 within the Hubble Ultra Deep Field, utilising WFC3 imaging to study the rest-frame optical morphological distribution of galaxies at this epoch. We measure how apparent morphologies (disk, elliptical, peculiar) correlate with physical properties, such as quantitative structure and spectral-types. One primary result is that apparent morphology does not correlate strongly with stellar populations, nor with galaxy structure at this epoch, suggesting a chaotic formation history for Hubble types at z > 1. By using a lo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1105.2522","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":"1105.2522","created_at":"2026-05-18T02:01:59.035577+00:00"},{"alias_kind":"arxiv_version","alias_value":"1105.2522v1","created_at":"2026-05-18T02:01:59.035577+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1105.2522","created_at":"2026-05-18T02:01:59.035577+00:00"},{"alias_kind":"pith_short_12","alias_value":"Y42VDCVMKEOX","created_at":"2026-05-18T12:26:47.523578+00:00"},{"alias_kind":"pith_short_16","alias_value":"Y42VDCVMKEOXOOYN","created_at":"2026-05-18T12:26:47.523578+00:00"},{"alias_kind":"pith_short_8","alias_value":"Y42VDCVM","created_at":"2026-05-18T12:26:47.523578+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/Y42VDCVMKEOXOOYNMLENGKSPNW","json":"https://pith.science/pith/Y42VDCVMKEOXOOYNMLENGKSPNW.json","graph_json":"https://pith.science/api/pith-number/Y42VDCVMKEOXOOYNMLENGKSPNW/graph.json","events_json":"https://pith.science/api/pith-number/Y42VDCVMKEOXOOYNMLENGKSPNW/events.json","paper":"https://pith.science/paper/Y42VDCVM"},"agent_actions":{"view_html":"https://pith.science/pith/Y42VDCVMKEOXOOYNMLENGKSPNW","download_json":"https://pith.science/pith/Y42VDCVMKEOXOOYNMLENGKSPNW.json","view_paper":"https://pith.science/paper/Y42VDCVM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1105.2522&json=true","fetch_graph":"https://pith.science/api/pith-number/Y42VDCVMKEOXOOYNMLENGKSPNW/graph.json","fetch_events":"https://pith.science/api/pith-number/Y42VDCVMKEOXOOYNMLENGKSPNW/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/Y42VDCVMKEOXOOYNMLENGKSPNW/action/timestamp_anchor","attest_storage":"https://pith.science/pith/Y42VDCVMKEOXOOYNMLENGKSPNW/action/storage_attestation","attest_author":"https://pith.science/pith/Y42VDCVMKEOXOOYNMLENGKSPNW/action/author_attestation","sign_citation":"https://pith.science/pith/Y42VDCVMKEOXOOYNMLENGKSPNW/action/citation_signature","submit_replication":"https://pith.science/pith/Y42VDCVMKEOXOOYNMLENGKSPNW/action/replication_record"}},"created_at":"2026-05-18T02:01:59.035577+00:00","updated_at":"2026-05-18T02:01:59.035577+00:00"}