{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:1997:2XW6Y2CFMLHX5G6XZ5IIGVNPS5","short_pith_number":"pith:2XW6Y2CF","schema_version":"1.0","canonical_sha256":"d5edec684562cf7e9bd7cf508355af974ea248557ee89c5d09e5c6921e6f682b","source":{"kind":"arxiv","id":"astro-ph/9706202","version":1},"attestation_state":"computed","paper":{"title":"Stellar Distributions and NIR Colours of Normal Galaxies","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Groningen, R. de Grijs (Kapteyn Lab, R.F. Peletier, the Netherlands)","submitted_at":"1997-06-19T08:57:45Z","abstract_excerpt":"We discuss some results of a morphological study of edge-on galaxies, based on optical and especially near-infrared surface photometry. We find that the vertical surface brightness distributions of galaxies are fitted very well by exponential profiles, much better than by isothermal distributions. We find that in general the vertical scale height increases when going outward. This increase is strong for early-type spiral galaxies and very small for late types. We argue that it can be due to the presence of thick discs with scale lengths larger than the galaxy's main disc. Finally we discuss th"},"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/9706202","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"1997-06-19T08:57:45Z","cross_cats_sorted":[],"title_canon_sha256":"9824e3947c223b83efec067247f1d4d6dd9d7e089dc85a9f3030cf31c91d65a1","abstract_canon_sha256":"4721283f868fbe253404a0d8bd6516b06dae6d8fa5bd3b2ad055bcfc953392bf"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T14:15:11.005513Z","signature_b64":"cfguV4mxz6AaS54/gCLbSrtJ8ntqRsnhG6vJr7jQdFURqrAzaWJTtm9k2cc0NE5uni+dZaPwZPVIUVRpj7iQCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d5edec684562cf7e9bd7cf508355af974ea248557ee89c5d09e5c6921e6f682b","last_reissued_at":"2026-07-04T14:15:11.005092Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T14:15:11.005092Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Stellar Distributions and NIR Colours of Normal Galaxies","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"Groningen, R. de Grijs (Kapteyn Lab, R.F. Peletier, the Netherlands)","submitted_at":"1997-06-19T08:57:45Z","abstract_excerpt":"We discuss some results of a morphological study of edge-on galaxies, based on optical and especially near-infrared surface photometry. We find that the vertical surface brightness distributions of galaxies are fitted very well by exponential profiles, much better than by isothermal distributions. We find that in general the vertical scale height increases when going outward. This increase is strong for early-type spiral galaxies and very small for late types. We argue that it can be due to the presence of thick discs with scale lengths larger than the galaxy's main disc. Finally we discuss th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/9706202","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/9706202/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/9706202","created_at":"2026-07-04T14:15:11.005156+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/9706202v1","created_at":"2026-07-04T14:15:11.005156+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/9706202","created_at":"2026-07-04T14:15:11.005156+00:00"},{"alias_kind":"pith_short_12","alias_value":"2XW6Y2CFMLHX","created_at":"2026-07-04T14:15:11.005156+00:00"},{"alias_kind":"pith_short_16","alias_value":"2XW6Y2CFMLHX5G6X","created_at":"2026-07-04T14:15:11.005156+00:00"},{"alias_kind":"pith_short_8","alias_value":"2XW6Y2CF","created_at":"2026-07-04T14:15:11.005156+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/2XW6Y2CFMLHX5G6XZ5IIGVNPS5","json":"https://pith.science/pith/2XW6Y2CFMLHX5G6XZ5IIGVNPS5.json","graph_json":"https://pith.science/api/pith-number/2XW6Y2CFMLHX5G6XZ5IIGVNPS5/graph.json","events_json":"https://pith.science/api/pith-number/2XW6Y2CFMLHX5G6XZ5IIGVNPS5/events.json","paper":"https://pith.science/paper/2XW6Y2CF"},"agent_actions":{"view_html":"https://pith.science/pith/2XW6Y2CFMLHX5G6XZ5IIGVNPS5","download_json":"https://pith.science/pith/2XW6Y2CFMLHX5G6XZ5IIGVNPS5.json","view_paper":"https://pith.science/paper/2XW6Y2CF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/9706202&json=true","fetch_graph":"https://pith.science/api/pith-number/2XW6Y2CFMLHX5G6XZ5IIGVNPS5/graph.json","fetch_events":"https://pith.science/api/pith-number/2XW6Y2CFMLHX5G6XZ5IIGVNPS5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2XW6Y2CFMLHX5G6XZ5IIGVNPS5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2XW6Y2CFMLHX5G6XZ5IIGVNPS5/action/storage_attestation","attest_author":"https://pith.science/pith/2XW6Y2CFMLHX5G6XZ5IIGVNPS5/action/author_attestation","sign_citation":"https://pith.science/pith/2XW6Y2CFMLHX5G6XZ5IIGVNPS5/action/citation_signature","submit_replication":"https://pith.science/pith/2XW6Y2CFMLHX5G6XZ5IIGVNPS5/action/replication_record"}},"created_at":"2026-07-04T14:15:11.005156+00:00","updated_at":"2026-07-04T14:15:11.005156+00:00"}