{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:KNCZ7PB4ICIA4HMCJZMPMOKPJE","short_pith_number":"pith:KNCZ7PB4","schema_version":"1.0","canonical_sha256":"53459fbc3c40900e1d824e58f6394f4913fcc724e5a4529aeba2c0350f710ec0","source":{"kind":"arxiv","id":"2506.08081","version":1},"attestation_state":"computed","paper":{"title":"Spectroscopic and kinematic analyses of a warm survivor of a D6 supernova","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA","astro-ph.HE"],"primary_cat":"astro-ph.SR","authors_text":"Alberto Rebassa-Mansergas, Boris T. Gaensicke, Evan B. Bauer, Ken. J. Shen, Mark A. Hollands, Roberto Raddi","submitted_at":"2025-06-09T18:00:01Z","abstract_excerpt":"SDSSJ163712.21+363155.9 is a candidate hyper-runaway star, first identified from its unusual spectrum in the Sloan Digital Sky Survey, which exhibits oxygen, magnesium, and silicon lines redshifted by several $100\\,$km/s, leading to the suggestion it was ejected from a thermonuclear supernova. We have acquired GTC OSIRIS spectroscopy of SDSSJ1637+3631 establishing a warm ($T_\\mathrm{eff}=15680\\pm250\\,$K) carbon+oxygen dominated atmosphere, that is also abundant in the intermediate mass elements silicon, sulphur, and calcium. We interpret SDSSJ1637+3631 as the donor to an accreting white dwarf "},"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":"2506.08081","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2025-06-09T18:00:01Z","cross_cats_sorted":["astro-ph.GA","astro-ph.HE"],"title_canon_sha256":"89d77e79acdc9de9fbd41de107b77404caaa922da598f9e7fd18ba8d50f717eb","abstract_canon_sha256":"50ec0c82503c65c09aeec68d5a107e126a21c2974fe1c23b8479f1278ef6d094"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:18:44.595721Z","signature_b64":"qRX+ZYYYVRghJsId81A+ezVCqN+9inMX6J6BfoCS+v9LLTciEC1Dz1qN+GFX8Tgzy/2yp1ofV/sDC9su/58VAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"53459fbc3c40900e1d824e58f6394f4913fcc724e5a4529aeba2c0350f710ec0","last_reissued_at":"2026-07-05T11:18:44.595227Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:18:44.595227Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Spectroscopic and kinematic analyses of a warm survivor of a D6 supernova","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA","astro-ph.HE"],"primary_cat":"astro-ph.SR","authors_text":"Alberto Rebassa-Mansergas, Boris T. Gaensicke, Evan B. Bauer, Ken. J. Shen, Mark A. Hollands, Roberto Raddi","submitted_at":"2025-06-09T18:00:01Z","abstract_excerpt":"SDSSJ163712.21+363155.9 is a candidate hyper-runaway star, first identified from its unusual spectrum in the Sloan Digital Sky Survey, which exhibits oxygen, magnesium, and silicon lines redshifted by several $100\\,$km/s, leading to the suggestion it was ejected from a thermonuclear supernova. We have acquired GTC OSIRIS spectroscopy of SDSSJ1637+3631 establishing a warm ($T_\\mathrm{eff}=15680\\pm250\\,$K) carbon+oxygen dominated atmosphere, that is also abundant in the intermediate mass elements silicon, sulphur, and calcium. We interpret SDSSJ1637+3631 as the donor to an accreting white dwarf "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.08081","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2506.08081/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":"2506.08081","created_at":"2026-07-05T11:18:44.595293+00:00"},{"alias_kind":"arxiv_version","alias_value":"2506.08081v1","created_at":"2026-07-05T11:18:44.595293+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.08081","created_at":"2026-07-05T11:18:44.595293+00:00"},{"alias_kind":"pith_short_12","alias_value":"KNCZ7PB4ICIA","created_at":"2026-07-05T11:18:44.595293+00:00"},{"alias_kind":"pith_short_16","alias_value":"KNCZ7PB4ICIA4HMC","created_at":"2026-07-05T11:18:44.595293+00:00"},{"alias_kind":"pith_short_8","alias_value":"KNCZ7PB4","created_at":"2026-07-05T11:18:44.595293+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2507.05000","citing_title":"Multidimensional Nebular-Phase Calculations of Dynamically-Driven Double-Degenerate Double-Detonation Models for Type Ia Supernovae","ref_index":34,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/KNCZ7PB4ICIA4HMCJZMPMOKPJE","json":"https://pith.science/pith/KNCZ7PB4ICIA4HMCJZMPMOKPJE.json","graph_json":"https://pith.science/api/pith-number/KNCZ7PB4ICIA4HMCJZMPMOKPJE/graph.json","events_json":"https://pith.science/api/pith-number/KNCZ7PB4ICIA4HMCJZMPMOKPJE/events.json","paper":"https://pith.science/paper/KNCZ7PB4"},"agent_actions":{"view_html":"https://pith.science/pith/KNCZ7PB4ICIA4HMCJZMPMOKPJE","download_json":"https://pith.science/pith/KNCZ7PB4ICIA4HMCJZMPMOKPJE.json","view_paper":"https://pith.science/paper/KNCZ7PB4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2506.08081&json=true","fetch_graph":"https://pith.science/api/pith-number/KNCZ7PB4ICIA4HMCJZMPMOKPJE/graph.json","fetch_events":"https://pith.science/api/pith-number/KNCZ7PB4ICIA4HMCJZMPMOKPJE/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KNCZ7PB4ICIA4HMCJZMPMOKPJE/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KNCZ7PB4ICIA4HMCJZMPMOKPJE/action/storage_attestation","attest_author":"https://pith.science/pith/KNCZ7PB4ICIA4HMCJZMPMOKPJE/action/author_attestation","sign_citation":"https://pith.science/pith/KNCZ7PB4ICIA4HMCJZMPMOKPJE/action/citation_signature","submit_replication":"https://pith.science/pith/KNCZ7PB4ICIA4HMCJZMPMOKPJE/action/replication_record"}},"created_at":"2026-07-05T11:18:44.595293+00:00","updated_at":"2026-07-05T11:18:44.595293+00:00"}