{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:AJZX7TT3V4CH55UIGTNKLDDBPW","short_pith_number":"pith:AJZX7TT3","schema_version":"1.0","canonical_sha256":"02737fce7baf047ef68834daa58c617dbd7cf5e1e91c7a754a7a861f1c037e17","source":{"kind":"arxiv","id":"1107.1049","version":1},"attestation_state":"computed","paper":{"title":"GOODS-HERSCHEL: evidence for a UV extinction bump in galaxies at z > 1","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"B. Altieri, B. Magnelli, D. Coia, D. Elbaz, E. Daddi, E. Giovannoli, G. Magdis, G. Morrison, H. Aussel, H. Dannerbauer, H.S. Hwang, J. Kartaltepe, K. Dasyra, M. Dickinson, P. Popesso, R. Leiton, S. Heinis, V. Buat, V. Charmandaris","submitted_at":"2011-07-06T08:07:36Z","abstract_excerpt":"Dust attenuation curves in external galaxies are useful to study their dust properties as well as to interpret their intrinsic spectral energy distributions. In particular the presence or absence of a UV bump at 2175 A remains an open issue which has consequences on the interpretation of broad band colours of distant galaxies. We study the dust attenuation curve in the UV range at z >1. In particular we search for the presence of a UV bump. We use deep photometric data of the CDFS obtained with intermediate and broad band filters by the MUSYC project to sample the UV rest-frame of galaxies wit"},"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":"1107.1049","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-07-06T08:07:36Z","cross_cats_sorted":[],"title_canon_sha256":"0d78027c8e83b12d029804015d4c904870073e2e7328fc06a01aeef809d67a6a","abstract_canon_sha256":"46b05e0946497ed917d3efc3144f40e43d62aa2e09e826082a4bd9ec586bd595"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:01:22.656994Z","signature_b64":"8awqzHAH+WTZ6fvqinEINjguZ9wcNEiNJ8rZ4Iqqg5eaEu84jZsxSAY3w647xH9iYrsaAnQ1FYFK9L+00qwIBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"02737fce7baf047ef68834daa58c617dbd7cf5e1e91c7a754a7a861f1c037e17","last_reissued_at":"2026-05-18T02:01:22.656504Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:01:22.656504Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"GOODS-HERSCHEL: evidence for a UV extinction bump in galaxies at z > 1","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"B. Altieri, B. Magnelli, D. Coia, D. Elbaz, E. Daddi, E. Giovannoli, G. Magdis, G. Morrison, H. Aussel, H. Dannerbauer, H.S. Hwang, J. Kartaltepe, K. Dasyra, M. Dickinson, P. Popesso, R. Leiton, S. Heinis, V. Buat, V. Charmandaris","submitted_at":"2011-07-06T08:07:36Z","abstract_excerpt":"Dust attenuation curves in external galaxies are useful to study their dust properties as well as to interpret their intrinsic spectral energy distributions. In particular the presence or absence of a UV bump at 2175 A remains an open issue which has consequences on the interpretation of broad band colours of distant galaxies. We study the dust attenuation curve in the UV range at z >1. In particular we search for the presence of a UV bump. We use deep photometric data of the CDFS obtained with intermediate and broad band filters by the MUSYC project to sample the UV rest-frame of galaxies wit"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1107.1049","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":"1107.1049","created_at":"2026-05-18T02:01:22.656593+00:00"},{"alias_kind":"arxiv_version","alias_value":"1107.1049v1","created_at":"2026-05-18T02:01:22.656593+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1107.1049","created_at":"2026-05-18T02:01:22.656593+00:00"},{"alias_kind":"pith_short_12","alias_value":"AJZX7TT3V4CH","created_at":"2026-05-18T12:26:24.575870+00:00"},{"alias_kind":"pith_short_16","alias_value":"AJZX7TT3V4CH55UI","created_at":"2026-05-18T12:26:24.575870+00:00"},{"alias_kind":"pith_short_8","alias_value":"AJZX7TT3","created_at":"2026-05-18T12:26:24.575870+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/AJZX7TT3V4CH55UIGTNKLDDBPW","json":"https://pith.science/pith/AJZX7TT3V4CH55UIGTNKLDDBPW.json","graph_json":"https://pith.science/api/pith-number/AJZX7TT3V4CH55UIGTNKLDDBPW/graph.json","events_json":"https://pith.science/api/pith-number/AJZX7TT3V4CH55UIGTNKLDDBPW/events.json","paper":"https://pith.science/paper/AJZX7TT3"},"agent_actions":{"view_html":"https://pith.science/pith/AJZX7TT3V4CH55UIGTNKLDDBPW","download_json":"https://pith.science/pith/AJZX7TT3V4CH55UIGTNKLDDBPW.json","view_paper":"https://pith.science/paper/AJZX7TT3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1107.1049&json=true","fetch_graph":"https://pith.science/api/pith-number/AJZX7TT3V4CH55UIGTNKLDDBPW/graph.json","fetch_events":"https://pith.science/api/pith-number/AJZX7TT3V4CH55UIGTNKLDDBPW/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/AJZX7TT3V4CH55UIGTNKLDDBPW/action/timestamp_anchor","attest_storage":"https://pith.science/pith/AJZX7TT3V4CH55UIGTNKLDDBPW/action/storage_attestation","attest_author":"https://pith.science/pith/AJZX7TT3V4CH55UIGTNKLDDBPW/action/author_attestation","sign_citation":"https://pith.science/pith/AJZX7TT3V4CH55UIGTNKLDDBPW/action/citation_signature","submit_replication":"https://pith.science/pith/AJZX7TT3V4CH55UIGTNKLDDBPW/action/replication_record"}},"created_at":"2026-05-18T02:01:22.656593+00:00","updated_at":"2026-05-18T02:01:22.656593+00:00"}