{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:WVBZY3VOO6BDHGRHZB52IPFZXT","short_pith_number":"pith:WVBZY3VO","schema_version":"1.0","canonical_sha256":"b5439c6eae7782339a27c87ba43cb9bcfc654b3e431e418e087b49b2591bee2d","source":{"kind":"arxiv","id":"2603.21127","version":1},"attestation_state":"computed","paper":{"title":"Testing General Relativity on Galactic Scales via DESI-BAO and Strong Lensing: Circumventing Assumptions on the Hubble Constant, Sound Horizon, and Dark Energy","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"ChengGang Shao, Hengyu Wu, Tonghua Liu","submitted_at":"2026-03-22T08:51:18Z","abstract_excerpt":"We present a cosmological model-independent framework for testing general relativity (GR) on galactic scales by combining baryon acoustic oscillation (BAO) angular scale measurements with 120 galaxy-scale strong gravitational lensing systems. Using artificial neural networks (ANNs) and cubic spline reconstruction, we reconstruct the BAO angular scale from SDSS, BOSS, eBOSS, and DESI Data Release 2 (DR2), and infer the angular diameter distances to lenses and sources. Crucially, All the quantities used in the GR test are derived from observations and are independent of cosmological parameters s"},"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":"2603.21127","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2026-03-22T08:51:18Z","cross_cats_sorted":[],"title_canon_sha256":"38b08528db581bd239c931bcd65e4fc4e335aafd38c49087c8bbaa5a77aeb7ae","abstract_canon_sha256":"66a2bcc64b9df6d195fc91813745a292c5fe61b0e60715aa2ae36b6d99f31b6b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-30T02:18:07.742683Z","signature_b64":"60kiTFMFWEzRchGb5kDdidNNO6QJLMCOZjCAoCmUtZ/we/aID5Bdqdo+H2FGFLA/GrhVHO80eiIfIyCqvQq5BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b5439c6eae7782339a27c87ba43cb9bcfc654b3e431e418e087b49b2591bee2d","last_reissued_at":"2026-06-30T02:18:07.741904Z","signature_status":"signed_v1","first_computed_at":"2026-06-30T02:18:07.741904Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Testing General Relativity on Galactic Scales via DESI-BAO and Strong Lensing: Circumventing Assumptions on the Hubble Constant, Sound Horizon, and Dark Energy","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"ChengGang Shao, Hengyu Wu, Tonghua Liu","submitted_at":"2026-03-22T08:51:18Z","abstract_excerpt":"We present a cosmological model-independent framework for testing general relativity (GR) on galactic scales by combining baryon acoustic oscillation (BAO) angular scale measurements with 120 galaxy-scale strong gravitational lensing systems. Using artificial neural networks (ANNs) and cubic spline reconstruction, we reconstruct the BAO angular scale from SDSS, BOSS, eBOSS, and DESI Data Release 2 (DR2), and infer the angular diameter distances to lenses and sources. Crucially, All the quantities used in the GR test are derived from observations and are independent of cosmological parameters s"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2603.21127","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/2603.21127/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":"2603.21127","created_at":"2026-06-30T02:18:07.742005+00:00"},{"alias_kind":"arxiv_version","alias_value":"2603.21127v1","created_at":"2026-06-30T02:18:07.742005+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2603.21127","created_at":"2026-06-30T02:18:07.742005+00:00"},{"alias_kind":"pith_short_12","alias_value":"WVBZY3VOO6BD","created_at":"2026-06-30T02:18:07.742005+00:00"},{"alias_kind":"pith_short_16","alias_value":"WVBZY3VOO6BDHGRH","created_at":"2026-06-30T02:18:07.742005+00:00"},{"alias_kind":"pith_short_8","alias_value":"WVBZY3VO","created_at":"2026-06-30T02:18:07.742005+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/WVBZY3VOO6BDHGRHZB52IPFZXT","json":"https://pith.science/pith/WVBZY3VOO6BDHGRHZB52IPFZXT.json","graph_json":"https://pith.science/api/pith-number/WVBZY3VOO6BDHGRHZB52IPFZXT/graph.json","events_json":"https://pith.science/api/pith-number/WVBZY3VOO6BDHGRHZB52IPFZXT/events.json","paper":"https://pith.science/paper/WVBZY3VO"},"agent_actions":{"view_html":"https://pith.science/pith/WVBZY3VOO6BDHGRHZB52IPFZXT","download_json":"https://pith.science/pith/WVBZY3VOO6BDHGRHZB52IPFZXT.json","view_paper":"https://pith.science/paper/WVBZY3VO","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2603.21127&json=true","fetch_graph":"https://pith.science/api/pith-number/WVBZY3VOO6BDHGRHZB52IPFZXT/graph.json","fetch_events":"https://pith.science/api/pith-number/WVBZY3VOO6BDHGRHZB52IPFZXT/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/WVBZY3VOO6BDHGRHZB52IPFZXT/action/timestamp_anchor","attest_storage":"https://pith.science/pith/WVBZY3VOO6BDHGRHZB52IPFZXT/action/storage_attestation","attest_author":"https://pith.science/pith/WVBZY3VOO6BDHGRHZB52IPFZXT/action/author_attestation","sign_citation":"https://pith.science/pith/WVBZY3VOO6BDHGRHZB52IPFZXT/action/citation_signature","submit_replication":"https://pith.science/pith/WVBZY3VOO6BDHGRHZB52IPFZXT/action/replication_record"}},"created_at":"2026-06-30T02:18:07.742005+00:00","updated_at":"2026-06-30T02:18:07.742005+00:00"}