{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:D5LSH4QXHJFAHET4DBS7EXZU3X","short_pith_number":"pith:D5LSH4QX","schema_version":"1.0","canonical_sha256":"1f5723f2173a4a03927c1865f25f34ddd82956d6201ec94981c563cd3f307a25","source":{"kind":"arxiv","id":"1710.02146","version":2},"attestation_state":"computed","paper":{"title":"Return of the X-rays: A New Hope for Fermionic Dark Matter at the keV Scale","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"hep-ph","authors_text":"Jia Liu, Joachim Kopp, Vedran Brdar, Xiao-Ping Wang","submitted_at":"2017-10-05T18:00:02Z","abstract_excerpt":"A long time ago (in 2014), in galaxies and galaxy clusters far, far away, several groups have reported hints for a yet unidentified line in astrophysical X-ray signals at an energy of 3.5\\,keV. While it is not unlikely that this line is simply a reflection of imperfectly modeled atomic transitions, it has renewed the community's interest in models of keV-scale dark matter, whose decay would lead to such a line. The alternative possibility of dark matter annihilation into monochromatic photons is far less explored, a lapse that we strive to amend in this paper. More precisely, we introduce a no"},"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":"1710.02146","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2017-10-05T18:00:02Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"5f3d8304d067312cb994557d0015199547460d6624569f3cea188c0fc43b56ed","abstract_canon_sha256":"1aafa6cb54e3472015e066cda79908e5e924457ae54d731735a92aa41d1e49e5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:24:22.300008Z","signature_b64":"FMS8AGMvodYArF/tBWFbODlf/eM83EACuPzm4jyYdaTIWw+HwYaiq76HGJu8jhc0Nq2M1tKvidMIHlrSwJD9DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1f5723f2173a4a03927c1865f25f34ddd82956d6201ec94981c563cd3f307a25","last_reissued_at":"2026-05-18T00:24:22.299397Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:24:22.299397Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Return of the X-rays: A New Hope for Fermionic Dark Matter at the keV Scale","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"hep-ph","authors_text":"Jia Liu, Joachim Kopp, Vedran Brdar, Xiao-Ping Wang","submitted_at":"2017-10-05T18:00:02Z","abstract_excerpt":"A long time ago (in 2014), in galaxies and galaxy clusters far, far away, several groups have reported hints for a yet unidentified line in astrophysical X-ray signals at an energy of 3.5\\,keV. While it is not unlikely that this line is simply a reflection of imperfectly modeled atomic transitions, it has renewed the community's interest in models of keV-scale dark matter, whose decay would lead to such a line. The alternative possibility of dark matter annihilation into monochromatic photons is far less explored, a lapse that we strive to amend in this paper. More precisely, we introduce a no"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.02146","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":"1710.02146","created_at":"2026-05-18T00:24:22.299477+00:00"},{"alias_kind":"arxiv_version","alias_value":"1710.02146v2","created_at":"2026-05-18T00:24:22.299477+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.02146","created_at":"2026-05-18T00:24:22.299477+00:00"},{"alias_kind":"pith_short_12","alias_value":"D5LSH4QXHJFA","created_at":"2026-05-18T12:31:10.602751+00:00"},{"alias_kind":"pith_short_16","alias_value":"D5LSH4QXHJFAHET4","created_at":"2026-05-18T12:31:10.602751+00:00"},{"alias_kind":"pith_short_8","alias_value":"D5LSH4QX","created_at":"2026-05-18T12:31:10.602751+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/D5LSH4QXHJFAHET4DBS7EXZU3X","json":"https://pith.science/pith/D5LSH4QXHJFAHET4DBS7EXZU3X.json","graph_json":"https://pith.science/api/pith-number/D5LSH4QXHJFAHET4DBS7EXZU3X/graph.json","events_json":"https://pith.science/api/pith-number/D5LSH4QXHJFAHET4DBS7EXZU3X/events.json","paper":"https://pith.science/paper/D5LSH4QX"},"agent_actions":{"view_html":"https://pith.science/pith/D5LSH4QXHJFAHET4DBS7EXZU3X","download_json":"https://pith.science/pith/D5LSH4QXHJFAHET4DBS7EXZU3X.json","view_paper":"https://pith.science/paper/D5LSH4QX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1710.02146&json=true","fetch_graph":"https://pith.science/api/pith-number/D5LSH4QXHJFAHET4DBS7EXZU3X/graph.json","fetch_events":"https://pith.science/api/pith-number/D5LSH4QXHJFAHET4DBS7EXZU3X/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/D5LSH4QXHJFAHET4DBS7EXZU3X/action/timestamp_anchor","attest_storage":"https://pith.science/pith/D5LSH4QXHJFAHET4DBS7EXZU3X/action/storage_attestation","attest_author":"https://pith.science/pith/D5LSH4QXHJFAHET4DBS7EXZU3X/action/author_attestation","sign_citation":"https://pith.science/pith/D5LSH4QXHJFAHET4DBS7EXZU3X/action/citation_signature","submit_replication":"https://pith.science/pith/D5LSH4QXHJFAHET4DBS7EXZU3X/action/replication_record"}},"created_at":"2026-05-18T00:24:22.299477+00:00","updated_at":"2026-05-18T00:24:22.299477+00:00"}