{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2003:62DCDQN2B2WYXA5MLJMWBVWRMJ","short_pith_number":"pith:62DCDQN2","schema_version":"1.0","canonical_sha256":"f68621c1ba0ead8b83ac5a5960d6d16245128629444612fdceab29135cecd80d","source":{"kind":"arxiv","id":"astro-ph/0302330","version":1},"attestation_state":"computed","paper":{"title":"The Local Hole in the Galaxy Distribution: New Optical Evidence","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"G.S. Busswell, N. Metcalfe, P.J. Outram, R. Fong, T. Shanks, W.J. Frith","submitted_at":"2003-02-17T17:20:51Z","abstract_excerpt":"We present a new CCD survey of galaxies within the N and S strips of the 2dFGRS areas. We use the new CCD data to check the photographic photometry scales of the 2dFGRS, APMBGC, APM-Stromlo Redshift Survey, Durham-UKST (DUKST) survey, Millenium Galaxy Catalogue (MGC) and Sloan Digital Sky Survey (SDSS). We find evidence for scale and zero-point errors in the 2dFGRS northern field, DUKST and APM data of 0.10, 0.24 and 0.31 mag. respectively; we find excellent agreement with the MGC and SDSS photometry. We find conclusive evidence that the S counts with B<17 mag are down by ~30% relative to both"},"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":"astro-ph/0302330","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2003-02-17T17:20:51Z","cross_cats_sorted":[],"title_canon_sha256":"02bd25d857cd15fa2ed54d0423088900d96d7ffe0d17a8ea85d8fe072fd66ed4","abstract_canon_sha256":"a7a8ddd6340e99e086a91138efecf6f35f70723e20b6e2e623fffa1684658666"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:07:33.819841Z","signature_b64":"VjO9Qi+a2Jn0yLYqhmC/ltRTxXgDQ6CH5Ers/lNqMAtdd4clkGcFazfQZdnP9yDG3DczwG9KYsOuXBgXwSjWDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f68621c1ba0ead8b83ac5a5960d6d16245128629444612fdceab29135cecd80d","last_reissued_at":"2026-05-18T01:07:33.819098Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:07:33.819098Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Local Hole in the Galaxy Distribution: New Optical Evidence","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"G.S. Busswell, N. Metcalfe, P.J. Outram, R. Fong, T. Shanks, W.J. Frith","submitted_at":"2003-02-17T17:20:51Z","abstract_excerpt":"We present a new CCD survey of galaxies within the N and S strips of the 2dFGRS areas. We use the new CCD data to check the photographic photometry scales of the 2dFGRS, APMBGC, APM-Stromlo Redshift Survey, Durham-UKST (DUKST) survey, Millenium Galaxy Catalogue (MGC) and Sloan Digital Sky Survey (SDSS). We find evidence for scale and zero-point errors in the 2dFGRS northern field, DUKST and APM data of 0.10, 0.24 and 0.31 mag. respectively; we find excellent agreement with the MGC and SDSS photometry. We find conclusive evidence that the S counts with B<17 mag are down by ~30% relative to both"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0302330","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":"astro-ph/0302330","created_at":"2026-05-18T01:07:33.819209+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0302330v1","created_at":"2026-05-18T01:07:33.819209+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0302330","created_at":"2026-05-18T01:07:33.819209+00:00"},{"alias_kind":"pith_short_12","alias_value":"62DCDQN2B2WY","created_at":"2026-05-18T12:25:51.375804+00:00"},{"alias_kind":"pith_short_16","alias_value":"62DCDQN2B2WYXA5M","created_at":"2026-05-18T12:25:51.375804+00:00"},{"alias_kind":"pith_short_8","alias_value":"62DCDQN2","created_at":"2026-05-18T12:25:51.375804+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/62DCDQN2B2WYXA5MLJMWBVWRMJ","json":"https://pith.science/pith/62DCDQN2B2WYXA5MLJMWBVWRMJ.json","graph_json":"https://pith.science/api/pith-number/62DCDQN2B2WYXA5MLJMWBVWRMJ/graph.json","events_json":"https://pith.science/api/pith-number/62DCDQN2B2WYXA5MLJMWBVWRMJ/events.json","paper":"https://pith.science/paper/62DCDQN2"},"agent_actions":{"view_html":"https://pith.science/pith/62DCDQN2B2WYXA5MLJMWBVWRMJ","download_json":"https://pith.science/pith/62DCDQN2B2WYXA5MLJMWBVWRMJ.json","view_paper":"https://pith.science/paper/62DCDQN2","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/0302330&json=true","fetch_graph":"https://pith.science/api/pith-number/62DCDQN2B2WYXA5MLJMWBVWRMJ/graph.json","fetch_events":"https://pith.science/api/pith-number/62DCDQN2B2WYXA5MLJMWBVWRMJ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/62DCDQN2B2WYXA5MLJMWBVWRMJ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/62DCDQN2B2WYXA5MLJMWBVWRMJ/action/storage_attestation","attest_author":"https://pith.science/pith/62DCDQN2B2WYXA5MLJMWBVWRMJ/action/author_attestation","sign_citation":"https://pith.science/pith/62DCDQN2B2WYXA5MLJMWBVWRMJ/action/citation_signature","submit_replication":"https://pith.science/pith/62DCDQN2B2WYXA5MLJMWBVWRMJ/action/replication_record"}},"created_at":"2026-05-18T01:07:33.819209+00:00","updated_at":"2026-05-18T01:07:33.819209+00:00"}