{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:4GFCR5YJRYRGPSUROXIGHCDCMM","short_pith_number":"pith:4GFCR5YJ","schema_version":"1.0","canonical_sha256":"e18a28f7098e2267ca9175d0638862631024dc925641e6ee653f6b7208fb5cbd","source":{"kind":"arxiv","id":"1410.5562","version":2},"attestation_state":"computed","paper":{"title":"Probing bulk flow with nearby SNe Ia data","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Andrew Johnson, Arman Shafieloo, Stephen Appleby","submitted_at":"2014-10-21T07:47:30Z","abstract_excerpt":"We test the isotropy of the local Universe using low redshift supernova data from various catalogs and the non-parametric method of smoothed residuals. Using a recently developed catalog which combines supernova data from various surveys, we show that the isotropic hypothesis of a Universe with zero velocity perturbation can be rejected with moderate significance, with $p$-value $\\sim 0.07$ out to redshift $z < 0.045$. We estimate the direction of maximal anisotropy on the sky for various pre-existing catalogs and show that it remains relatively unaffected by the light curve fitting procedure."},"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":"1410.5562","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2014-10-21T07:47:30Z","cross_cats_sorted":[],"title_canon_sha256":"086d6f47143d053890995d8a0b65ee9976d24cdf945a302ca41c4dc9aae6f678","abstract_canon_sha256":"e43f712c48c0bfd1856c908385d6c4f1f3cfa8ffda4f7a5c1b3002d8dec56ec3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:51:49.312789Z","signature_b64":"PUaMFeMccx9PyO4kJ40ZqUXLXMJVWIFyO9HFGbXJBaoyxrRqDE94sIcnEFBlW920Y8amVgn+gb6ESsHLAkh/Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e18a28f7098e2267ca9175d0638862631024dc925641e6ee653f6b7208fb5cbd","last_reissued_at":"2026-05-18T01:51:49.312311Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:51:49.312311Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Probing bulk flow with nearby SNe Ia data","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Andrew Johnson, Arman Shafieloo, Stephen Appleby","submitted_at":"2014-10-21T07:47:30Z","abstract_excerpt":"We test the isotropy of the local Universe using low redshift supernova data from various catalogs and the non-parametric method of smoothed residuals. Using a recently developed catalog which combines supernova data from various surveys, we show that the isotropic hypothesis of a Universe with zero velocity perturbation can be rejected with moderate significance, with $p$-value $\\sim 0.07$ out to redshift $z < 0.045$. We estimate the direction of maximal anisotropy on the sky for various pre-existing catalogs and show that it remains relatively unaffected by the light curve fitting procedure."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.5562","kind":"arxiv","version":2},"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":"1410.5562","created_at":"2026-05-18T01:51:49.312392+00:00"},{"alias_kind":"arxiv_version","alias_value":"1410.5562v2","created_at":"2026-05-18T01:51:49.312392+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.5562","created_at":"2026-05-18T01:51:49.312392+00:00"},{"alias_kind":"pith_short_12","alias_value":"4GFCR5YJRYRG","created_at":"2026-05-18T12:28:14.216126+00:00"},{"alias_kind":"pith_short_16","alias_value":"4GFCR5YJRYRGPSUR","created_at":"2026-05-18T12:28:14.216126+00:00"},{"alias_kind":"pith_short_8","alias_value":"4GFCR5YJ","created_at":"2026-05-18T12:28:14.216126+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/4GFCR5YJRYRGPSUROXIGHCDCMM","json":"https://pith.science/pith/4GFCR5YJRYRGPSUROXIGHCDCMM.json","graph_json":"https://pith.science/api/pith-number/4GFCR5YJRYRGPSUROXIGHCDCMM/graph.json","events_json":"https://pith.science/api/pith-number/4GFCR5YJRYRGPSUROXIGHCDCMM/events.json","paper":"https://pith.science/paper/4GFCR5YJ"},"agent_actions":{"view_html":"https://pith.science/pith/4GFCR5YJRYRGPSUROXIGHCDCMM","download_json":"https://pith.science/pith/4GFCR5YJRYRGPSUROXIGHCDCMM.json","view_paper":"https://pith.science/paper/4GFCR5YJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1410.5562&json=true","fetch_graph":"https://pith.science/api/pith-number/4GFCR5YJRYRGPSUROXIGHCDCMM/graph.json","fetch_events":"https://pith.science/api/pith-number/4GFCR5YJRYRGPSUROXIGHCDCMM/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/4GFCR5YJRYRGPSUROXIGHCDCMM/action/timestamp_anchor","attest_storage":"https://pith.science/pith/4GFCR5YJRYRGPSUROXIGHCDCMM/action/storage_attestation","attest_author":"https://pith.science/pith/4GFCR5YJRYRGPSUROXIGHCDCMM/action/author_attestation","sign_citation":"https://pith.science/pith/4GFCR5YJRYRGPSUROXIGHCDCMM/action/citation_signature","submit_replication":"https://pith.science/pith/4GFCR5YJRYRGPSUROXIGHCDCMM/action/replication_record"}},"created_at":"2026-05-18T01:51:49.312392+00:00","updated_at":"2026-05-18T01:51:49.312392+00:00"}