{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:C3QG4QNGZMP3NUATGJSUVHRGJB","short_pith_number":"pith:C3QG4QNG","schema_version":"1.0","canonical_sha256":"16e06e41a6cb1fb6d01332654a9e264873d52cc41aa2d0ae5b936bfe8ad53ce4","source":{"kind":"arxiv","id":"1201.4037","version":2},"attestation_state":"computed","paper":{"title":"Testing gravity with halo density profiles observed through gravitational lensing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc","hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Kazuhiro Yamamoto, Tatsuya Narikawa","submitted_at":"2012-01-19T12:26:32Z","abstract_excerpt":"We present a new test of the modified gravity endowed with the Vainshtein mechanism with the density profile of a galaxy cluster halo observed through gravitational lensing. A scalar degree of freedom in the galileon modified gravity is screened by the Vainshtein mechanism to recover Newtonian gravity in high-density regions, however it might not be completely hidden on the outer side of a cluster of galaxies. Then the modified gravity might yield an observational signature in a surface mass density of a cluster of galaxies measured through gravitational lensing, since the scalar field could c"},"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":"1201.4037","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-01-19T12:26:32Z","cross_cats_sorted":["gr-qc","hep-th"],"title_canon_sha256":"a9198988010226c76adb631149ce52b3d3ebc4a427e3df4de6feb8ef3699be64","abstract_canon_sha256":"99a9ac259b4ed1b1a3f53fcbf1c4bf0bbcbe88a520e38df1e74558135ab9f66f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:55:37.131851Z","signature_b64":"m0qiy/MQYQKe7Y0qKvDCwkRAvGXnCdg+8i8EihaGO9BnhOOujw7CYIywsuvl/uhiaqRzBL3JGZpXxRVNUd1RDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"16e06e41a6cb1fb6d01332654a9e264873d52cc41aa2d0ae5b936bfe8ad53ce4","last_reissued_at":"2026-05-18T03:55:37.131243Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:55:37.131243Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Testing gravity with halo density profiles observed through gravitational lensing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc","hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Kazuhiro Yamamoto, Tatsuya Narikawa","submitted_at":"2012-01-19T12:26:32Z","abstract_excerpt":"We present a new test of the modified gravity endowed with the Vainshtein mechanism with the density profile of a galaxy cluster halo observed through gravitational lensing. A scalar degree of freedom in the galileon modified gravity is screened by the Vainshtein mechanism to recover Newtonian gravity in high-density regions, however it might not be completely hidden on the outer side of a cluster of galaxies. Then the modified gravity might yield an observational signature in a surface mass density of a cluster of galaxies measured through gravitational lensing, since the scalar field could c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1201.4037","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":"1201.4037","created_at":"2026-05-18T03:55:37.131367+00:00"},{"alias_kind":"arxiv_version","alias_value":"1201.4037v2","created_at":"2026-05-18T03:55:37.131367+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1201.4037","created_at":"2026-05-18T03:55:37.131367+00:00"},{"alias_kind":"pith_short_12","alias_value":"C3QG4QNGZMP3","created_at":"2026-05-18T12:27:01.376967+00:00"},{"alias_kind":"pith_short_16","alias_value":"C3QG4QNGZMP3NUAT","created_at":"2026-05-18T12:27:01.376967+00:00"},{"alias_kind":"pith_short_8","alias_value":"C3QG4QNG","created_at":"2026-05-18T12:27:01.376967+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/C3QG4QNGZMP3NUATGJSUVHRGJB","json":"https://pith.science/pith/C3QG4QNGZMP3NUATGJSUVHRGJB.json","graph_json":"https://pith.science/api/pith-number/C3QG4QNGZMP3NUATGJSUVHRGJB/graph.json","events_json":"https://pith.science/api/pith-number/C3QG4QNGZMP3NUATGJSUVHRGJB/events.json","paper":"https://pith.science/paper/C3QG4QNG"},"agent_actions":{"view_html":"https://pith.science/pith/C3QG4QNGZMP3NUATGJSUVHRGJB","download_json":"https://pith.science/pith/C3QG4QNGZMP3NUATGJSUVHRGJB.json","view_paper":"https://pith.science/paper/C3QG4QNG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1201.4037&json=true","fetch_graph":"https://pith.science/api/pith-number/C3QG4QNGZMP3NUATGJSUVHRGJB/graph.json","fetch_events":"https://pith.science/api/pith-number/C3QG4QNGZMP3NUATGJSUVHRGJB/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/C3QG4QNGZMP3NUATGJSUVHRGJB/action/timestamp_anchor","attest_storage":"https://pith.science/pith/C3QG4QNGZMP3NUATGJSUVHRGJB/action/storage_attestation","attest_author":"https://pith.science/pith/C3QG4QNGZMP3NUATGJSUVHRGJB/action/author_attestation","sign_citation":"https://pith.science/pith/C3QG4QNGZMP3NUATGJSUVHRGJB/action/citation_signature","submit_replication":"https://pith.science/pith/C3QG4QNGZMP3NUATGJSUVHRGJB/action/replication_record"}},"created_at":"2026-05-18T03:55:37.131367+00:00","updated_at":"2026-05-18T03:55:37.131367+00:00"}