{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2022:YSNLNFOYZOREPIUYEAVRZ6TJTB","short_pith_number":"pith:YSNLNFOY","schema_version":"1.0","canonical_sha256":"c49ab695d8cba247a298202b1cfa69986be3bfe4c4b41760e15915faffcc8098","source":{"kind":"arxiv","id":"2212.10146","version":2},"attestation_state":"computed","paper":{"title":"Limits on the non-thermal emission of the WR-WR system Apep","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.HE","authors_text":"A. Reimer, G. Mart\\'i-Devesa, O. Reimer","submitted_at":"2022-12-20T10:32:13Z","abstract_excerpt":"Colliding-wind binaries (CWBs) constitute an emerging class of $\\gamma$-ray sources powered by strong, dense winds in massive stellar systems. The most powerful of them are those binaries hosting a Wolf-Rayet (WR) star. Following the recent discovery of Apep -- the closest known Galactic WR--WR binary -- we discuss the non-detection of its putative high-energy emission by the Fermi Large Area Telescope (Fermi-LAT) in this Letter. The limits reported in the GeV regime can be used to set a lower limit on the magnetic field pressure density within the shocked wind-collision region (WCR), and to e"},"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":"2212.10146","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2022-12-20T10:32:13Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"a7806d5546850f08c39fa285a30b9c224ecd76e8270edb14fdcbdd98819b5433","abstract_canon_sha256":"e3d3191d706b963e49bb457613ae6e11cbfbcdb4db5d2c639d9d1663805edff3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:37:47.981342Z","signature_b64":"Jv35d2PI4P3CqAIw1pu/uuSSlxYGUgSI3zZb2T3IK5cu2hwH7bQT5eqY55i2zvmq0ov720TH6+xZWf8TIVWIBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c49ab695d8cba247a298202b1cfa69986be3bfe4c4b41760e15915faffcc8098","last_reissued_at":"2026-07-05T05:37:47.980920Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:37:47.980920Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Limits on the non-thermal emission of the WR-WR system Apep","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.HE","authors_text":"A. Reimer, G. Mart\\'i-Devesa, O. Reimer","submitted_at":"2022-12-20T10:32:13Z","abstract_excerpt":"Colliding-wind binaries (CWBs) constitute an emerging class of $\\gamma$-ray sources powered by strong, dense winds in massive stellar systems. The most powerful of them are those binaries hosting a Wolf-Rayet (WR) star. Following the recent discovery of Apep -- the closest known Galactic WR--WR binary -- we discuss the non-detection of its putative high-energy emission by the Fermi Large Area Telescope (Fermi-LAT) in this Letter. The limits reported in the GeV regime can be used to set a lower limit on the magnetic field pressure density within the shocked wind-collision region (WCR), and to e"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2212.10146","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2212.10146/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":"2212.10146","created_at":"2026-07-05T05:37:47.980970+00:00"},{"alias_kind":"arxiv_version","alias_value":"2212.10146v2","created_at":"2026-07-05T05:37:47.980970+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2212.10146","created_at":"2026-07-05T05:37:47.980970+00:00"},{"alias_kind":"pith_short_12","alias_value":"YSNLNFOYZORE","created_at":"2026-07-05T05:37:47.980970+00:00"},{"alias_kind":"pith_short_16","alias_value":"YSNLNFOYZOREPIUY","created_at":"2026-07-05T05:37:47.980970+00:00"},{"alias_kind":"pith_short_8","alias_value":"YSNLNFOY","created_at":"2026-07-05T05:37:47.980970+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/YSNLNFOYZOREPIUYEAVRZ6TJTB","json":"https://pith.science/pith/YSNLNFOYZOREPIUYEAVRZ6TJTB.json","graph_json":"https://pith.science/api/pith-number/YSNLNFOYZOREPIUYEAVRZ6TJTB/graph.json","events_json":"https://pith.science/api/pith-number/YSNLNFOYZOREPIUYEAVRZ6TJTB/events.json","paper":"https://pith.science/paper/YSNLNFOY"},"agent_actions":{"view_html":"https://pith.science/pith/YSNLNFOYZOREPIUYEAVRZ6TJTB","download_json":"https://pith.science/pith/YSNLNFOYZOREPIUYEAVRZ6TJTB.json","view_paper":"https://pith.science/paper/YSNLNFOY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2212.10146&json=true","fetch_graph":"https://pith.science/api/pith-number/YSNLNFOYZOREPIUYEAVRZ6TJTB/graph.json","fetch_events":"https://pith.science/api/pith-number/YSNLNFOYZOREPIUYEAVRZ6TJTB/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/YSNLNFOYZOREPIUYEAVRZ6TJTB/action/timestamp_anchor","attest_storage":"https://pith.science/pith/YSNLNFOYZOREPIUYEAVRZ6TJTB/action/storage_attestation","attest_author":"https://pith.science/pith/YSNLNFOYZOREPIUYEAVRZ6TJTB/action/author_attestation","sign_citation":"https://pith.science/pith/YSNLNFOYZOREPIUYEAVRZ6TJTB/action/citation_signature","submit_replication":"https://pith.science/pith/YSNLNFOYZOREPIUYEAVRZ6TJTB/action/replication_record"}},"created_at":"2026-07-05T05:37:47.980970+00:00","updated_at":"2026-07-05T05:37:47.980970+00:00"}