{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:XMXEDGAIGJ3HTBILJVSDTF42B7","short_pith_number":"pith:XMXEDGAI","schema_version":"1.0","canonical_sha256":"bb2e419808327679850b4d6439979a0fd2fe0f78cc17703aaae14dd796bc2bc8","source":{"kind":"arxiv","id":"1803.06888","version":1},"attestation_state":"computed","paper":{"title":"Gamma-Ray Observations of Nova Sgr 2015 No. 2 with INTEGRAL","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Alain Coc, Christoph Weinberger, Jochen Greiner, Jordi Jose, Laura Delgado, Margarita Hernanz, Moritz M. M. Pleintinger, Paolo Molaro, Pierre Jean, Roland Diehl, Sumner Starrfield, Thomas Siegert, Vincent Tatischeff, Volodymyr Savchenko","submitted_at":"2018-03-19T12:25:41Z","abstract_excerpt":"INTEGRAL observed the nova V5668 Sgr around the time of its optical maximum on March 21, 2015. Studies at UV wavelengths showed spectral lines of freshly produced Be-7. This could be measurable also in gamma-rays at 478 keV from the decay to Li-7. Novae are also expected to synthesise Na-22 which decays to Ne-22, emitting a 1275 keV photon. About one week before the optical maximum, a strong gamma-ray flash on time-scales of hours is expected from short-lived radioactive nuclei, such as N-13 and F-18. These beta-plus-unstable nuclei should yield emission up to 511 keV, but which has never been"},"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":"1803.06888","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-03-19T12:25:41Z","cross_cats_sorted":[],"title_canon_sha256":"954274485323e9a7921c6fe6a145a0f9fa7e49ddc55bc5b26ec0a647f870e996","abstract_canon_sha256":"ceb5101b9f30f9c4d82b228b1e352880e8a1c827682ff48673e4247b3ec88741"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:09:53.750909Z","signature_b64":"Uoymq5K8kaIIxeqfO9SkCGYv38bR1OwgtBEYrhcBXqTnU/VCFJZ2VXhnqr9BVXLFRP5Hns1L4YjpDKpHxLRWCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bb2e419808327679850b4d6439979a0fd2fe0f78cc17703aaae14dd796bc2bc8","last_reissued_at":"2026-05-18T00:09:53.750247Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:09:53.750247Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Gamma-Ray Observations of Nova Sgr 2015 No. 2 with INTEGRAL","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Alain Coc, Christoph Weinberger, Jochen Greiner, Jordi Jose, Laura Delgado, Margarita Hernanz, Moritz M. M. Pleintinger, Paolo Molaro, Pierre Jean, Roland Diehl, Sumner Starrfield, Thomas Siegert, Vincent Tatischeff, Volodymyr Savchenko","submitted_at":"2018-03-19T12:25:41Z","abstract_excerpt":"INTEGRAL observed the nova V5668 Sgr around the time of its optical maximum on March 21, 2015. Studies at UV wavelengths showed spectral lines of freshly produced Be-7. This could be measurable also in gamma-rays at 478 keV from the decay to Li-7. Novae are also expected to synthesise Na-22 which decays to Ne-22, emitting a 1275 keV photon. About one week before the optical maximum, a strong gamma-ray flash on time-scales of hours is expected from short-lived radioactive nuclei, such as N-13 and F-18. These beta-plus-unstable nuclei should yield emission up to 511 keV, but which has never been"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.06888","kind":"arxiv","version":1},"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":"1803.06888","created_at":"2026-05-18T00:09:53.750355+00:00"},{"alias_kind":"arxiv_version","alias_value":"1803.06888v1","created_at":"2026-05-18T00:09:53.750355+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.06888","created_at":"2026-05-18T00:09:53.750355+00:00"},{"alias_kind":"pith_short_12","alias_value":"XMXEDGAIGJ3H","created_at":"2026-05-18T12:33:01.666342+00:00"},{"alias_kind":"pith_short_16","alias_value":"XMXEDGAIGJ3HTBIL","created_at":"2026-05-18T12:33:01.666342+00:00"},{"alias_kind":"pith_short_8","alias_value":"XMXEDGAI","created_at":"2026-05-18T12:33:01.666342+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/XMXEDGAIGJ3HTBILJVSDTF42B7","json":"https://pith.science/pith/XMXEDGAIGJ3HTBILJVSDTF42B7.json","graph_json":"https://pith.science/api/pith-number/XMXEDGAIGJ3HTBILJVSDTF42B7/graph.json","events_json":"https://pith.science/api/pith-number/XMXEDGAIGJ3HTBILJVSDTF42B7/events.json","paper":"https://pith.science/paper/XMXEDGAI"},"agent_actions":{"view_html":"https://pith.science/pith/XMXEDGAIGJ3HTBILJVSDTF42B7","download_json":"https://pith.science/pith/XMXEDGAIGJ3HTBILJVSDTF42B7.json","view_paper":"https://pith.science/paper/XMXEDGAI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1803.06888&json=true","fetch_graph":"https://pith.science/api/pith-number/XMXEDGAIGJ3HTBILJVSDTF42B7/graph.json","fetch_events":"https://pith.science/api/pith-number/XMXEDGAIGJ3HTBILJVSDTF42B7/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XMXEDGAIGJ3HTBILJVSDTF42B7/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XMXEDGAIGJ3HTBILJVSDTF42B7/action/storage_attestation","attest_author":"https://pith.science/pith/XMXEDGAIGJ3HTBILJVSDTF42B7/action/author_attestation","sign_citation":"https://pith.science/pith/XMXEDGAIGJ3HTBILJVSDTF42B7/action/citation_signature","submit_replication":"https://pith.science/pith/XMXEDGAIGJ3HTBILJVSDTF42B7/action/replication_record"}},"created_at":"2026-05-18T00:09:53.750355+00:00","updated_at":"2026-05-18T00:09:53.750355+00:00"}