{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:MJYQ7CMYNSNFST5ACMQIQLBFZC","short_pith_number":"pith:MJYQ7CMY","schema_version":"1.0","canonical_sha256":"62710f89986c9a594fa01320882c25c8a43416df2bc8d6ee94baf3d773ffc988","source":{"kind":"arxiv","id":"1311.5761","version":4},"attestation_state":"computed","paper":{"title":"Rest-frame ultra-violet spectra of massive galaxies at z=3: evidence of high-velocity outflows","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"K.I. Caputi, M. Cirasuolo, O. Almaini, S.C. Trager, W. Karman","submitted_at":"2013-11-22T14:21:36Z","abstract_excerpt":"Galaxy formation models invoke the presence of strong feedback mechanisms that regulate the growth of massive galaxies at high redshifts. In this paper we aim to: (1) confirm spectroscopically the redshifts of a sample of massive galaxies selected with photometric redshifts z > 2.5; (2) investigate the properties of their stellar and interstellar media; (3) detect the presence of outflows, and measure their velocities. To achieve this, we analysed deep, high-resolution (R~2000) FORS2 rest-frame UV spectra for 11 targets. We confirmed that 9 out of 11 have spectroscopic redshifts z > 2.5. We al"},"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":"1311.5761","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-11-22T14:21:36Z","cross_cats_sorted":[],"title_canon_sha256":"370f36efd750a6239cf181fadb5dc78b11e534e9a57a0c6cada78fc4b40fa853","abstract_canon_sha256":"4521d1f4bcf316ef5edc330c32c285029445349ce46ab12d6d85fb6f706454d7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:53:40.711627Z","signature_b64":"NV1pwFM2+x2bNBrfiIjc6qSLRMvse0QdriNN/G+kLaZ6p1LvxodJW7HMM+gMoVV4STzq5OYC9mCuqlvd085cBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"62710f89986c9a594fa01320882c25c8a43416df2bc8d6ee94baf3d773ffc988","last_reissued_at":"2026-05-18T02:53:40.711047Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:53:40.711047Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Rest-frame ultra-violet spectra of massive galaxies at z=3: evidence of high-velocity outflows","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"K.I. Caputi, M. Cirasuolo, O. Almaini, S.C. Trager, W. Karman","submitted_at":"2013-11-22T14:21:36Z","abstract_excerpt":"Galaxy formation models invoke the presence of strong feedback mechanisms that regulate the growth of massive galaxies at high redshifts. In this paper we aim to: (1) confirm spectroscopically the redshifts of a sample of massive galaxies selected with photometric redshifts z > 2.5; (2) investigate the properties of their stellar and interstellar media; (3) detect the presence of outflows, and measure their velocities. To achieve this, we analysed deep, high-resolution (R~2000) FORS2 rest-frame UV spectra for 11 targets. We confirmed that 9 out of 11 have spectroscopic redshifts z > 2.5. We al"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1311.5761","kind":"arxiv","version":4},"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":"1311.5761","created_at":"2026-05-18T02:53:40.711134+00:00"},{"alias_kind":"arxiv_version","alias_value":"1311.5761v4","created_at":"2026-05-18T02:53:40.711134+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1311.5761","created_at":"2026-05-18T02:53:40.711134+00:00"},{"alias_kind":"pith_short_12","alias_value":"MJYQ7CMYNSNF","created_at":"2026-05-18T12:27:52.871228+00:00"},{"alias_kind":"pith_short_16","alias_value":"MJYQ7CMYNSNFST5A","created_at":"2026-05-18T12:27:52.871228+00:00"},{"alias_kind":"pith_short_8","alias_value":"MJYQ7CMY","created_at":"2026-05-18T12:27:52.871228+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/MJYQ7CMYNSNFST5ACMQIQLBFZC","json":"https://pith.science/pith/MJYQ7CMYNSNFST5ACMQIQLBFZC.json","graph_json":"https://pith.science/api/pith-number/MJYQ7CMYNSNFST5ACMQIQLBFZC/graph.json","events_json":"https://pith.science/api/pith-number/MJYQ7CMYNSNFST5ACMQIQLBFZC/events.json","paper":"https://pith.science/paper/MJYQ7CMY"},"agent_actions":{"view_html":"https://pith.science/pith/MJYQ7CMYNSNFST5ACMQIQLBFZC","download_json":"https://pith.science/pith/MJYQ7CMYNSNFST5ACMQIQLBFZC.json","view_paper":"https://pith.science/paper/MJYQ7CMY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1311.5761&json=true","fetch_graph":"https://pith.science/api/pith-number/MJYQ7CMYNSNFST5ACMQIQLBFZC/graph.json","fetch_events":"https://pith.science/api/pith-number/MJYQ7CMYNSNFST5ACMQIQLBFZC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MJYQ7CMYNSNFST5ACMQIQLBFZC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MJYQ7CMYNSNFST5ACMQIQLBFZC/action/storage_attestation","attest_author":"https://pith.science/pith/MJYQ7CMYNSNFST5ACMQIQLBFZC/action/author_attestation","sign_citation":"https://pith.science/pith/MJYQ7CMYNSNFST5ACMQIQLBFZC/action/citation_signature","submit_replication":"https://pith.science/pith/MJYQ7CMYNSNFST5ACMQIQLBFZC/action/replication_record"}},"created_at":"2026-05-18T02:53:40.711134+00:00","updated_at":"2026-05-18T02:53:40.711134+00:00"}