{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2023:SGNOHSJJ3VX3UJUZBIMFDY5JCX","short_pith_number":"pith:SGNOHSJJ","schema_version":"1.0","canonical_sha256":"919ae3c929dd6fba26990a1851e3a915ce1a5229062f893970dd6f68b03f6425","source":{"kind":"arxiv","id":"2309.12966","version":2},"attestation_state":"computed","paper":{"title":"INSPIRE: INvestigating Stellar Population In RElics V. A catalogue of ultra-compact massive galaxies outside the local Universe and their degree of relicness","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"A. Ferr\\'e-Mateu, A. Gallazzi, C. Pulsoni, C. Spiniello, C. Tortora, D. Bevacqua, D. Scognamiglio, F. La Barbera, G. D'Ago, I. Mart\\'in-Navarro, J. Hartke, L. Coccato, L. K. Hunt, M. Arnaboldi, M. Cappellari, M. Maksymowicz-Maciata, M. Radovich, M. Spavone, N. R. Napolitano, P.Saracco, S. Zibetti","submitted_at":"2023-09-22T16:04:04Z","abstract_excerpt":"This paper presents the third data release of the INvestigating Stellar Population In RElics (INSPIRE) project, comprising 52 ultra-compact massive galaxies (UCMGs) observed with the X-Shooter spectrograph. We measure integrated stellar velocity dispersion, [Mg/Fe] abundances, ages, and metallicities for all the INSPIRE objects. We thus infer star formation histories and confirm the existence of a degree of relicness (DoR), defined in terms of the fraction of stellar mass formed by $z=2$, the time at which a galaxy has assembled 75\\% of its mass, and the final assembly time. Objects with a hig"},"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":"2309.12966","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-09-22T16:04:04Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"a51e2275c9b24e60111f9bbc4388c6c0fa5005600a6b1334340391d32be266ea","abstract_canon_sha256":"2909512ec36ef4bca32d88c3dca53e1e94ae2f9d9042423e54387b2cffa133f8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:12:53.554206Z","signature_b64":"1Tqd0mTHIAmvzQa574HcpK+0OI3SUZryDuyBzzXibTF/kGhUSRGp0ekwvgRwjGKkCL3PzP3QrkdkBYqk2ibhBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"919ae3c929dd6fba26990a1851e3a915ce1a5229062f893970dd6f68b03f6425","last_reissued_at":"2026-07-05T07:12:53.552468Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:12:53.552468Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"INSPIRE: INvestigating Stellar Population In RElics V. A catalogue of ultra-compact massive galaxies outside the local Universe and their degree of relicness","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"A. Ferr\\'e-Mateu, A. Gallazzi, C. Pulsoni, C. Spiniello, C. Tortora, D. Bevacqua, D. Scognamiglio, F. La Barbera, G. D'Ago, I. Mart\\'in-Navarro, J. Hartke, L. Coccato, L. K. Hunt, M. Arnaboldi, M. Cappellari, M. Maksymowicz-Maciata, M. Radovich, M. Spavone, N. R. Napolitano, P.Saracco, S. Zibetti","submitted_at":"2023-09-22T16:04:04Z","abstract_excerpt":"This paper presents the third data release of the INvestigating Stellar Population In RElics (INSPIRE) project, comprising 52 ultra-compact massive galaxies (UCMGs) observed with the X-Shooter spectrograph. We measure integrated stellar velocity dispersion, [Mg/Fe] abundances, ages, and metallicities for all the INSPIRE objects. We thus infer star formation histories and confirm the existence of a degree of relicness (DoR), defined in terms of the fraction of stellar mass formed by $z=2$, the time at which a galaxy has assembled 75\\% of its mass, and the final assembly time. Objects with a hig"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2309.12966","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2309.12966/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2309.12966","created_at":"2026-07-05T07:12:53.552535+00:00"},{"alias_kind":"arxiv_version","alias_value":"2309.12966v2","created_at":"2026-07-05T07:12:53.552535+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2309.12966","created_at":"2026-07-05T07:12:53.552535+00:00"},{"alias_kind":"pith_short_12","alias_value":"SGNOHSJJ3VX3","created_at":"2026-07-05T07:12:53.552535+00:00"},{"alias_kind":"pith_short_16","alias_value":"SGNOHSJJ3VX3UJUZ","created_at":"2026-07-05T07:12:53.552535+00:00"},{"alias_kind":"pith_short_8","alias_value":"SGNOHSJJ","created_at":"2026-07-05T07:12:53.552535+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2509.01732","citing_title":"SNELLS-HD I: a first look at the stellar properties of the massive strong-lens galaxy SNL-1 with 50 pc resolution","ref_index":78,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/SGNOHSJJ3VX3UJUZBIMFDY5JCX","json":"https://pith.science/pith/SGNOHSJJ3VX3UJUZBIMFDY5JCX.json","graph_json":"https://pith.science/api/pith-number/SGNOHSJJ3VX3UJUZBIMFDY5JCX/graph.json","events_json":"https://pith.science/api/pith-number/SGNOHSJJ3VX3UJUZBIMFDY5JCX/events.json","paper":"https://pith.science/paper/SGNOHSJJ"},"agent_actions":{"view_html":"https://pith.science/pith/SGNOHSJJ3VX3UJUZBIMFDY5JCX","download_json":"https://pith.science/pith/SGNOHSJJ3VX3UJUZBIMFDY5JCX.json","view_paper":"https://pith.science/paper/SGNOHSJJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2309.12966&json=true","fetch_graph":"https://pith.science/api/pith-number/SGNOHSJJ3VX3UJUZBIMFDY5JCX/graph.json","fetch_events":"https://pith.science/api/pith-number/SGNOHSJJ3VX3UJUZBIMFDY5JCX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/SGNOHSJJ3VX3UJUZBIMFDY5JCX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/SGNOHSJJ3VX3UJUZBIMFDY5JCX/action/storage_attestation","attest_author":"https://pith.science/pith/SGNOHSJJ3VX3UJUZBIMFDY5JCX/action/author_attestation","sign_citation":"https://pith.science/pith/SGNOHSJJ3VX3UJUZBIMFDY5JCX/action/citation_signature","submit_replication":"https://pith.science/pith/SGNOHSJJ3VX3UJUZBIMFDY5JCX/action/replication_record"}},"created_at":"2026-07-05T07:12:53.552535+00:00","updated_at":"2026-07-05T07:12:53.552535+00:00"}