{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2004:LY26VT2HAIBFECLPQBOAG4GWL3","short_pith_number":"pith:LY26VT2H","schema_version":"1.0","canonical_sha256":"5e35eacf47020252096f805c0370d65edc6f4fbae178e878b2c431dafcab2c9c","source":{"kind":"arxiv","id":"astro-ph/0403325","version":1},"attestation_state":"computed","paper":{"title":"The Second Data Release of the Sloan Digital Sky Survey","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"K. Abazajian et al. (the SDSS Collaboration)","submitted_at":"2004-03-13T13:15:56Z","abstract_excerpt":"The Sloan Digital Sky Survey has validated and made publicly available its Second Data Release. This data release consists of 3324 square degrees of five-band (u g r i z) imaging data with photometry for over 88 million unique objects, 367,360 spectra of galaxies, quasars, stars and calibrating blank sky patches selected over 2627 degrees of this area, and tables of measured parameters from these data. The imaging data reach a depth of r ~ 22.2 (95% completeness limit for point sources) and are photometrically and astrometrically calibrated to 2% rms and 100 milli-arcsec rms per coordinate, re"},"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/0403325","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2004-03-13T13:15:56Z","cross_cats_sorted":[],"title_canon_sha256":"4fc1f312d25c1f98e04e9146de4b5e0eb707a86d05a634a4d6847202b27c469f","abstract_canon_sha256":"71337043d30c325a56fd8288556aa48f4f8394af7fd36e47fef62b4411c5289a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:26:26.054208Z","signature_b64":"IjTwZ1admZ9/S1JvDHkQj2wmzeAyB/mYyXSAdY8b3MGwsBISg+0PPAn+KhfPRXHzRnBU0POZkR9hxfBQ+tB0AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5e35eacf47020252096f805c0370d65edc6f4fbae178e878b2c431dafcab2c9c","last_reissued_at":"2026-07-04T15:26:26.053779Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:26:26.053779Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Second Data Release of the Sloan Digital Sky Survey","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"K. Abazajian et al. (the SDSS Collaboration)","submitted_at":"2004-03-13T13:15:56Z","abstract_excerpt":"The Sloan Digital Sky Survey has validated and made publicly available its Second Data Release. This data release consists of 3324 square degrees of five-band (u g r i z) imaging data with photometry for over 88 million unique objects, 367,360 spectra of galaxies, quasars, stars and calibrating blank sky patches selected over 2627 degrees of this area, and tables of measured parameters from these data. The imaging data reach a depth of r ~ 22.2 (95% completeness limit for point sources) and are photometrically and astrometrically calibrated to 2% rms and 100 milli-arcsec rms per coordinate, re"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0403325","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/astro-ph/0403325/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":"astro-ph/0403325","created_at":"2026-07-04T15:26:26.053844+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0403325v1","created_at":"2026-07-04T15:26:26.053844+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0403325","created_at":"2026-07-04T15:26:26.053844+00:00"},{"alias_kind":"pith_short_12","alias_value":"LY26VT2HAIBF","created_at":"2026-07-04T15:26:26.053844+00:00"},{"alias_kind":"pith_short_16","alias_value":"LY26VT2HAIBFECLP","created_at":"2026-07-04T15:26:26.053844+00:00"},{"alias_kind":"pith_short_8","alias_value":"LY26VT2H","created_at":"2026-07-04T15:26:26.053844+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":3,"internal_anchor_count":3,"sample":[{"citing_arxiv_id":"2606.11587","citing_title":"Recalibration of SDSS photometric zero-points based on the InfraRed Flux Method temperature scale","ref_index":8,"is_internal_anchor":true},{"citing_arxiv_id":"2606.11594","citing_title":"Empirical colour--effective temperature relations in the SDSS system from IRFM temperatures of GALAH and APOGEE stars","ref_index":11,"is_internal_anchor":true},{"citing_arxiv_id":"2606.23790","citing_title":"Anisotropic quenching beyond $z=1$ and its implications for preprocessing around high-redshift galaxy clusters","ref_index":2,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/LY26VT2HAIBFECLPQBOAG4GWL3","json":"https://pith.science/pith/LY26VT2HAIBFECLPQBOAG4GWL3.json","graph_json":"https://pith.science/api/pith-number/LY26VT2HAIBFECLPQBOAG4GWL3/graph.json","events_json":"https://pith.science/api/pith-number/LY26VT2HAIBFECLPQBOAG4GWL3/events.json","paper":"https://pith.science/paper/LY26VT2H"},"agent_actions":{"view_html":"https://pith.science/pith/LY26VT2HAIBFECLPQBOAG4GWL3","download_json":"https://pith.science/pith/LY26VT2HAIBFECLPQBOAG4GWL3.json","view_paper":"https://pith.science/paper/LY26VT2H","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/0403325&json=true","fetch_graph":"https://pith.science/api/pith-number/LY26VT2HAIBFECLPQBOAG4GWL3/graph.json","fetch_events":"https://pith.science/api/pith-number/LY26VT2HAIBFECLPQBOAG4GWL3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/LY26VT2HAIBFECLPQBOAG4GWL3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/LY26VT2HAIBFECLPQBOAG4GWL3/action/storage_attestation","attest_author":"https://pith.science/pith/LY26VT2HAIBFECLPQBOAG4GWL3/action/author_attestation","sign_citation":"https://pith.science/pith/LY26VT2HAIBFECLPQBOAG4GWL3/action/citation_signature","submit_replication":"https://pith.science/pith/LY26VT2HAIBFECLPQBOAG4GWL3/action/replication_record"}},"created_at":"2026-07-04T15:26:26.053844+00:00","updated_at":"2026-07-04T15:26:26.053844+00:00"}