{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:WBBK52D5ODFOOZFBO5Z46YCEVT","short_pith_number":"pith:WBBK52D5","schema_version":"1.0","canonical_sha256":"b042aee87d70cae764a17773cf6044acf174d8efcfd2b422487cc3fca93aeb26","source":{"kind":"arxiv","id":"1410.7717","version":2},"attestation_state":"computed","paper":{"title":"Evidence for GeV Pair Halos around Low Redshift Blazars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Francesc Ferrer, James H. Buckley, Wenlei Chen","submitted_at":"2014-10-28T18:07:16Z","abstract_excerpt":"We report on the results of a search for $\\gamma$-ray pair halos with a stacking analysis of low-redshift blazars using data from the Fermi Large Area Telescope. For this analysis we used a number of a-priori selection criteria, including the spatial and spectral properties of the Fermi sources. The angular distribution of $\\sim$ 1GeV photons around 24 stacked isolated high-synchrotron-peaked BL Lacs with redshift $z<0.5$ shows an excess over that of point-like sources. A statistical analysis yields a Bayes factor of $\\mathrm{log}_{10}B_{10}>2$, providing evidence in favor of extended emission"},"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":"1410.7717","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-10-28T18:07:16Z","cross_cats_sorted":[],"title_canon_sha256":"b392b0efbb7d46c2079a54c007c957b21413b4cbaadbb4371d3de99d6d7ddaa1","abstract_canon_sha256":"649a42f1ed2958ce5d2cd9d69ade9be78fda8ab0b798dc1be65083abca152917"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:26:10.766207Z","signature_b64":"uU+iDRVz1h5dIU/a5oVARm51u0QCZiPiWe+OrsXfZSETmFI8Qs/eqRMC1klmukOwBxMtbcbNLYdgdJoSsb9bCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b042aee87d70cae764a17773cf6044acf174d8efcfd2b422487cc3fca93aeb26","last_reissued_at":"2026-05-18T01:26:10.765670Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:26:10.765670Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Evidence for GeV Pair Halos around Low Redshift Blazars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Francesc Ferrer, James H. Buckley, Wenlei Chen","submitted_at":"2014-10-28T18:07:16Z","abstract_excerpt":"We report on the results of a search for $\\gamma$-ray pair halos with a stacking analysis of low-redshift blazars using data from the Fermi Large Area Telescope. For this analysis we used a number of a-priori selection criteria, including the spatial and spectral properties of the Fermi sources. The angular distribution of $\\sim$ 1GeV photons around 24 stacked isolated high-synchrotron-peaked BL Lacs with redshift $z<0.5$ shows an excess over that of point-like sources. A statistical analysis yields a Bayes factor of $\\mathrm{log}_{10}B_{10}>2$, providing evidence in favor of extended emission"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.7717","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":"1410.7717","created_at":"2026-05-18T01:26:10.765750+00:00"},{"alias_kind":"arxiv_version","alias_value":"1410.7717v2","created_at":"2026-05-18T01:26:10.765750+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.7717","created_at":"2026-05-18T01:26:10.765750+00:00"},{"alias_kind":"pith_short_12","alias_value":"WBBK52D5ODFO","created_at":"2026-05-18T12:28:54.890064+00:00"},{"alias_kind":"pith_short_16","alias_value":"WBBK52D5ODFOOZFB","created_at":"2026-05-18T12:28:54.890064+00:00"},{"alias_kind":"pith_short_8","alias_value":"WBBK52D5","created_at":"2026-05-18T12:28:54.890064+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2605.21092","citing_title":"Audible Axion Magnetogenesis: Linking Intergalactic Magnetic Fields and Gravitational Waves","ref_index":88,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/WBBK52D5ODFOOZFBO5Z46YCEVT","json":"https://pith.science/pith/WBBK52D5ODFOOZFBO5Z46YCEVT.json","graph_json":"https://pith.science/api/pith-number/WBBK52D5ODFOOZFBO5Z46YCEVT/graph.json","events_json":"https://pith.science/api/pith-number/WBBK52D5ODFOOZFBO5Z46YCEVT/events.json","paper":"https://pith.science/paper/WBBK52D5"},"agent_actions":{"view_html":"https://pith.science/pith/WBBK52D5ODFOOZFBO5Z46YCEVT","download_json":"https://pith.science/pith/WBBK52D5ODFOOZFBO5Z46YCEVT.json","view_paper":"https://pith.science/paper/WBBK52D5","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1410.7717&json=true","fetch_graph":"https://pith.science/api/pith-number/WBBK52D5ODFOOZFBO5Z46YCEVT/graph.json","fetch_events":"https://pith.science/api/pith-number/WBBK52D5ODFOOZFBO5Z46YCEVT/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/WBBK52D5ODFOOZFBO5Z46YCEVT/action/timestamp_anchor","attest_storage":"https://pith.science/pith/WBBK52D5ODFOOZFBO5Z46YCEVT/action/storage_attestation","attest_author":"https://pith.science/pith/WBBK52D5ODFOOZFBO5Z46YCEVT/action/author_attestation","sign_citation":"https://pith.science/pith/WBBK52D5ODFOOZFBO5Z46YCEVT/action/citation_signature","submit_replication":"https://pith.science/pith/WBBK52D5ODFOOZFBO5Z46YCEVT/action/replication_record"}},"created_at":"2026-05-18T01:26:10.765750+00:00","updated_at":"2026-05-18T01:26:10.765750+00:00"}