{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2007:4NGFNODJGE2SH6XR3ZUN3VEE52","short_pith_number":"pith:4NGFNODJ","schema_version":"1.0","canonical_sha256":"e34c56b869313523faf1de68ddd484eebe9c54eecca875694ca8d05f0c5fa992","source":{"kind":"arxiv","id":"0709.3505","version":1},"attestation_state":"computed","paper":{"title":"The Outer Disks of Early-Type Galaxies. I. Surface-Brightness Profiles of Barred Galaxies","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"(2) Kapteyn Astronomical Institute, (3) Instituto de Astrofisica de Canarias, Garching, Germany, Groningen, John E. Beckman (3) ((1) Max-Planck-Institut fuer extraterrestrische Physik, La Laguna, Michael Pohlen (2), Netherlands, Peter Erwin (1), Spain)","submitted_at":"2007-09-21T19:00:34Z","abstract_excerpt":"We present a study of 66 barred, early-type (S0-Sb) disk galaxies, focused on the disk surface brightness profile outside the bar region and the nature of Freeman Type I and II profiles, their origins, and their possible relation to disk truncations. This paper discusses the data and their reduction, outlines our classification system, and presents $R$-band profiles and classifications for all galaxies in the sample.\n  The profiles are derived from a variety of different sources, including the Sloan Digital Sky Survey (Data Release 5). For about half of the galaxies, we have profiles derived f"},"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":"0709.3505","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2007-09-21T19:00:34Z","cross_cats_sorted":[],"title_canon_sha256":"e664840bbadd234823abdbc3cfca518c4d6d70d7a8b4bb4f852cc812e8a7c2bf","abstract_canon_sha256":"a22ea19f3a43de8c0bb7c42f286344c1c7f1ee7deb54966e2f1b76935d153654"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:24:42.533034Z","signature_b64":"HAgQqhsGuFp0bY4/Be5qclvdm6L/eywrsQsqHBIydYDhmA/AJa0RgDE18lQnxTKCGVkN7kYt/8pPIV0cE/J4DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e34c56b869313523faf1de68ddd484eebe9c54eecca875694ca8d05f0c5fa992","last_reissued_at":"2026-07-04T15:24:42.532614Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:24:42.532614Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Outer Disks of Early-Type Galaxies. I. Surface-Brightness Profiles of Barred Galaxies","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"(2) Kapteyn Astronomical Institute, (3) Instituto de Astrofisica de Canarias, Garching, Germany, Groningen, John E. Beckman (3) ((1) Max-Planck-Institut fuer extraterrestrische Physik, La Laguna, Michael Pohlen (2), Netherlands, Peter Erwin (1), Spain)","submitted_at":"2007-09-21T19:00:34Z","abstract_excerpt":"We present a study of 66 barred, early-type (S0-Sb) disk galaxies, focused on the disk surface brightness profile outside the bar region and the nature of Freeman Type I and II profiles, their origins, and their possible relation to disk truncations. This paper discusses the data and their reduction, outlines our classification system, and presents $R$-band profiles and classifications for all galaxies in the sample.\n  The profiles are derived from a variety of different sources, including the Sloan Digital Sky Survey (Data Release 5). For about half of the galaxies, we have profiles derived f"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0709.3505","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/0709.3505/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":"0709.3505","created_at":"2026-07-04T15:24:42.532673+00:00"},{"alias_kind":"arxiv_version","alias_value":"0709.3505v1","created_at":"2026-07-04T15:24:42.532673+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0709.3505","created_at":"2026-07-04T15:24:42.532673+00:00"},{"alias_kind":"pith_short_12","alias_value":"4NGFNODJGE2S","created_at":"2026-07-04T15:24:42.532673+00:00"},{"alias_kind":"pith_short_16","alias_value":"4NGFNODJGE2SH6XR","created_at":"2026-07-04T15:24:42.532673+00:00"},{"alias_kind":"pith_short_8","alias_value":"4NGFNODJ","created_at":"2026-07-04T15:24:42.532673+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":2,"internal_anchor_count":2,"sample":[{"citing_arxiv_id":"2607.00443","citing_title":"Optically Selected Superthin Galaxies Remain Thin in the Near-infrared","ref_index":103,"is_internal_anchor":true},{"citing_arxiv_id":"2607.00953","citing_title":"Projection-Enhanced Disk Breaks: Evidence from Deep Photometric Decomposition","ref_index":21,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/4NGFNODJGE2SH6XR3ZUN3VEE52","json":"https://pith.science/pith/4NGFNODJGE2SH6XR3ZUN3VEE52.json","graph_json":"https://pith.science/api/pith-number/4NGFNODJGE2SH6XR3ZUN3VEE52/graph.json","events_json":"https://pith.science/api/pith-number/4NGFNODJGE2SH6XR3ZUN3VEE52/events.json","paper":"https://pith.science/paper/4NGFNODJ"},"agent_actions":{"view_html":"https://pith.science/pith/4NGFNODJGE2SH6XR3ZUN3VEE52","download_json":"https://pith.science/pith/4NGFNODJGE2SH6XR3ZUN3VEE52.json","view_paper":"https://pith.science/paper/4NGFNODJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0709.3505&json=true","fetch_graph":"https://pith.science/api/pith-number/4NGFNODJGE2SH6XR3ZUN3VEE52/graph.json","fetch_events":"https://pith.science/api/pith-number/4NGFNODJGE2SH6XR3ZUN3VEE52/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/4NGFNODJGE2SH6XR3ZUN3VEE52/action/timestamp_anchor","attest_storage":"https://pith.science/pith/4NGFNODJGE2SH6XR3ZUN3VEE52/action/storage_attestation","attest_author":"https://pith.science/pith/4NGFNODJGE2SH6XR3ZUN3VEE52/action/author_attestation","sign_citation":"https://pith.science/pith/4NGFNODJGE2SH6XR3ZUN3VEE52/action/citation_signature","submit_replication":"https://pith.science/pith/4NGFNODJGE2SH6XR3ZUN3VEE52/action/replication_record"}},"created_at":"2026-07-04T15:24:42.532673+00:00","updated_at":"2026-07-04T15:24:42.532673+00:00"}