{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:QXCZ6ORLA4JFR7FBB5ASGDWTRF","short_pith_number":"pith:QXCZ6ORL","schema_version":"1.0","canonical_sha256":"85c59f3a2b071258fca10f41230ed38957d82abdfdf5ee38448b5faaefd307c2","source":{"kind":"arxiv","id":"1407.2254","version":2},"attestation_state":"computed","paper":{"title":"Origin of the Galactic 511 keV emission from positrons produced in irregular supernovae","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Hagai B. Perets","submitted_at":"2014-07-08T20:00:15Z","abstract_excerpt":"Gamma ray emission of 511 keV lines arising from electron-positron annihilation has been detected from the Galaxy since the 70s. Spatially resolved observations using the INTEGRAL satellite have shown its full sky distribution to be strongly concentrated in the Galactic bulge, with a smaller contribution from the disk, unlike the situation in any other wavelength. The puzzling distribution of the positrons gave rise to various suggestions, including stellar nucleosynthesis in core-collapse (CC) and type Ia thermonuclear supernovae (SNe), accreting compact objects, and more \"exotic\" explanation"},"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":"1407.2254","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-07-08T20:00:15Z","cross_cats_sorted":[],"title_canon_sha256":"b130e29fc8af744c7f043e1506f80c860e03150e40ef2b4b9eb5b5a2bd6bac98","abstract_canon_sha256":"c4cecc2927e087f6378ab5260c1930f21b01b40b99a923ce29bf91de57c5b412"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:48:00.375513Z","signature_b64":"3uoBUUiztmRnaabOdk3Wk1Rdgk8yYLts68PoK+SOef+Q0tGhvMejKDNImV+kP9NTrYn3wAVJR86LdK7wxNthCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"85c59f3a2b071258fca10f41230ed38957d82abdfdf5ee38448b5faaefd307c2","last_reissued_at":"2026-05-18T02:48:00.374750Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:48:00.374750Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Origin of the Galactic 511 keV emission from positrons produced in irregular supernovae","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Hagai B. Perets","submitted_at":"2014-07-08T20:00:15Z","abstract_excerpt":"Gamma ray emission of 511 keV lines arising from electron-positron annihilation has been detected from the Galaxy since the 70s. Spatially resolved observations using the INTEGRAL satellite have shown its full sky distribution to be strongly concentrated in the Galactic bulge, with a smaller contribution from the disk, unlike the situation in any other wavelength. The puzzling distribution of the positrons gave rise to various suggestions, including stellar nucleosynthesis in core-collapse (CC) and type Ia thermonuclear supernovae (SNe), accreting compact objects, and more \"exotic\" explanation"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.2254","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":"1407.2254","created_at":"2026-05-18T02:48:00.374872+00:00"},{"alias_kind":"arxiv_version","alias_value":"1407.2254v2","created_at":"2026-05-18T02:48:00.374872+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.2254","created_at":"2026-05-18T02:48:00.374872+00:00"},{"alias_kind":"pith_short_12","alias_value":"QXCZ6ORLA4JF","created_at":"2026-05-18T12:28:46.137349+00:00"},{"alias_kind":"pith_short_16","alias_value":"QXCZ6ORLA4JFR7FB","created_at":"2026-05-18T12:28:46.137349+00:00"},{"alias_kind":"pith_short_8","alias_value":"QXCZ6ORL","created_at":"2026-05-18T12:28:46.137349+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"1908.01100","citing_title":"Novel Signals from Neutron Star Mergers at 511 keV","ref_index":17,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/QXCZ6ORLA4JFR7FBB5ASGDWTRF","json":"https://pith.science/pith/QXCZ6ORLA4JFR7FBB5ASGDWTRF.json","graph_json":"https://pith.science/api/pith-number/QXCZ6ORLA4JFR7FBB5ASGDWTRF/graph.json","events_json":"https://pith.science/api/pith-number/QXCZ6ORLA4JFR7FBB5ASGDWTRF/events.json","paper":"https://pith.science/paper/QXCZ6ORL"},"agent_actions":{"view_html":"https://pith.science/pith/QXCZ6ORLA4JFR7FBB5ASGDWTRF","download_json":"https://pith.science/pith/QXCZ6ORLA4JFR7FBB5ASGDWTRF.json","view_paper":"https://pith.science/paper/QXCZ6ORL","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1407.2254&json=true","fetch_graph":"https://pith.science/api/pith-number/QXCZ6ORLA4JFR7FBB5ASGDWTRF/graph.json","fetch_events":"https://pith.science/api/pith-number/QXCZ6ORLA4JFR7FBB5ASGDWTRF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QXCZ6ORLA4JFR7FBB5ASGDWTRF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QXCZ6ORLA4JFR7FBB5ASGDWTRF/action/storage_attestation","attest_author":"https://pith.science/pith/QXCZ6ORLA4JFR7FBB5ASGDWTRF/action/author_attestation","sign_citation":"https://pith.science/pith/QXCZ6ORLA4JFR7FBB5ASGDWTRF/action/citation_signature","submit_replication":"https://pith.science/pith/QXCZ6ORLA4JFR7FBB5ASGDWTRF/action/replication_record"}},"created_at":"2026-05-18T02:48:00.374872+00:00","updated_at":"2026-05-18T02:48:00.374872+00:00"}