{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2022:W5CKFGNOYUIN2GJJJNDB54XVQB","short_pith_number":"pith:W5CKFGNO","schema_version":"1.0","canonical_sha256":"b744a299aec510dd19294b461ef2f5804e0ffa1db4fa41fa952a4002768dd240","source":{"kind":"arxiv","id":"2208.07271","version":1},"attestation_state":"computed","paper":{"title":"Testing the Hubble law with Pantheon+","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.GA","gr-qc","hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"Deng Wang","submitted_at":"2022-08-15T15:27:19Z","abstract_excerpt":"The Hubble law (HL) governs the low-redshift (low-z) evolution of the distance of an object. However, there is a lack of an investigation of its validity and effective radius for a long time, since the low-z background data with a high precision is scarce. The latest Type Ia supernovae sample Pantheon+ having a significant increase of low-z data provides an excellent opportunity to test the HL. We propose a generalized HL and implement the first modern test of the HL with Pantheon+. We obtain the constraint on the deviation parameter $\\alpha=1.00118\\pm0.00044$, confirm the validity of linear H"},"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":"2208.07271","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2022-08-15T15:27:19Z","cross_cats_sorted":["astro-ph.GA","gr-qc","hep-ph"],"title_canon_sha256":"f14578f9d0cfd4b0c54afee8597e97e1b6c82328c142a3fd5d5e5d952ab6af1f","abstract_canon_sha256":"7b467b322517648de813568e35db3d7dfdae0a5b1a64a796d37c3fcb9def2825"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:48:25.933405Z","signature_b64":"0p2RSaky0F2U9YJxAJj7WteM5jJZOh1npbwpnXfRfveF5xmBaFqsgKJ9IjMeH7e2Sy3Ec1ETo4Sb+jhdDq8jCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b744a299aec510dd19294b461ef2f5804e0ffa1db4fa41fa952a4002768dd240","last_reissued_at":"2026-07-05T04:48:25.933035Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:48:25.933035Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Testing the Hubble law with Pantheon+","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.GA","gr-qc","hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"Deng Wang","submitted_at":"2022-08-15T15:27:19Z","abstract_excerpt":"The Hubble law (HL) governs the low-redshift (low-z) evolution of the distance of an object. However, there is a lack of an investigation of its validity and effective radius for a long time, since the low-z background data with a high precision is scarce. The latest Type Ia supernovae sample Pantheon+ having a significant increase of low-z data provides an excellent opportunity to test the HL. We propose a generalized HL and implement the first modern test of the HL with Pantheon+. We obtain the constraint on the deviation parameter $\\alpha=1.00118\\pm0.00044$, confirm the validity of linear H"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2208.07271","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/2208.07271/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":"2208.07271","created_at":"2026-07-05T04:48:25.933091+00:00"},{"alias_kind":"arxiv_version","alias_value":"2208.07271v1","created_at":"2026-07-05T04:48:25.933091+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2208.07271","created_at":"2026-07-05T04:48:25.933091+00:00"},{"alias_kind":"pith_short_12","alias_value":"W5CKFGNOYUIN","created_at":"2026-07-05T04:48:25.933091+00:00"},{"alias_kind":"pith_short_16","alias_value":"W5CKFGNOYUIN2GJJ","created_at":"2026-07-05T04:48:25.933091+00:00"},{"alias_kind":"pith_short_8","alias_value":"W5CKFGNO","created_at":"2026-07-05T04:48:25.933091+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/W5CKFGNOYUIN2GJJJNDB54XVQB","json":"https://pith.science/pith/W5CKFGNOYUIN2GJJJNDB54XVQB.json","graph_json":"https://pith.science/api/pith-number/W5CKFGNOYUIN2GJJJNDB54XVQB/graph.json","events_json":"https://pith.science/api/pith-number/W5CKFGNOYUIN2GJJJNDB54XVQB/events.json","paper":"https://pith.science/paper/W5CKFGNO"},"agent_actions":{"view_html":"https://pith.science/pith/W5CKFGNOYUIN2GJJJNDB54XVQB","download_json":"https://pith.science/pith/W5CKFGNOYUIN2GJJJNDB54XVQB.json","view_paper":"https://pith.science/paper/W5CKFGNO","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2208.07271&json=true","fetch_graph":"https://pith.science/api/pith-number/W5CKFGNOYUIN2GJJJNDB54XVQB/graph.json","fetch_events":"https://pith.science/api/pith-number/W5CKFGNOYUIN2GJJJNDB54XVQB/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/W5CKFGNOYUIN2GJJJNDB54XVQB/action/timestamp_anchor","attest_storage":"https://pith.science/pith/W5CKFGNOYUIN2GJJJNDB54XVQB/action/storage_attestation","attest_author":"https://pith.science/pith/W5CKFGNOYUIN2GJJJNDB54XVQB/action/author_attestation","sign_citation":"https://pith.science/pith/W5CKFGNOYUIN2GJJJNDB54XVQB/action/citation_signature","submit_replication":"https://pith.science/pith/W5CKFGNOYUIN2GJJJNDB54XVQB/action/replication_record"}},"created_at":"2026-07-05T04:48:25.933091+00:00","updated_at":"2026-07-05T04:48:25.933091+00:00"}