{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:ZTMCJ2COCJGQUTOT7N5OR6ZMSC","short_pith_number":"pith:ZTMCJ2CO","schema_version":"1.0","canonical_sha256":"ccd824e84e124d0a4dd3fb7ae8fb2c90a1b8ed928ccffe1e31efbfb6bd67003c","source":{"kind":"arxiv","id":"2605.20360","version":1},"attestation_state":"computed","paper":{"title":"The Highly Variable Wind from WD J005311, the Stellar Remnant of the Peculiar Galactic Supernova of 1181","license":"http://creativecommons.org/licenses/by-sa/4.0/","headline":"","cross_cats":["astro-ph.GA","astro-ph.HE"],"primary_cat":"astro-ph.SR","authors_text":"C. Alexander Thomas, Charlotte Wood, Lara Arielle Phillips, Peter Garnavich, Richard Pogge","submitted_at":"2026-05-19T18:13:23Z","abstract_excerpt":"WD J005311 is the peculiar stellar remnant of the Galactic supernova from 1181, and appears to have been the merger of two white dwarfs. We present time-resolved spectroscopy of WD J005311 showing emission line variability on a wide range of time-scales. The strong O VI emission feature displays line profile variations (LPVs) on two distinct velocity scales. Broad variations with amplitudes of $\\pm$10% of the line flux are seen over the entire O VI line. These broad LPVs likely arise from instabilities in the line-driven wind produced in many Wolf-Rayet stars. There is a hint of coherent struc"},"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":"2605.20360","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2026-05-19T18:13:23Z","cross_cats_sorted":["astro-ph.GA","astro-ph.HE"],"title_canon_sha256":"22a30359a596d2f0a00aa2c3c3908de8b8158f5972c5ce3dafefd26df9b8cf37","abstract_canon_sha256":"339182d23d0f6243ba126acd8392750b78d1d570f34cf1b92069d731843b2bea"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-21T01:04:34.889636Z","signature_b64":"DpRnMnog1S8/g2YTBGA49iGtnyX/DGs0Qwlhd88KtcOISPr17Cz9xCHImAd6ZfTTs+IXXp3LbTauLeU9JvIZDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ccd824e84e124d0a4dd3fb7ae8fb2c90a1b8ed928ccffe1e31efbfb6bd67003c","last_reissued_at":"2026-05-21T01:04:34.888939Z","signature_status":"signed_v1","first_computed_at":"2026-05-21T01:04:34.888939Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Highly Variable Wind from WD J005311, the Stellar Remnant of the Peculiar Galactic Supernova of 1181","license":"http://creativecommons.org/licenses/by-sa/4.0/","headline":"","cross_cats":["astro-ph.GA","astro-ph.HE"],"primary_cat":"astro-ph.SR","authors_text":"C. Alexander Thomas, Charlotte Wood, Lara Arielle Phillips, Peter Garnavich, Richard Pogge","submitted_at":"2026-05-19T18:13:23Z","abstract_excerpt":"WD J005311 is the peculiar stellar remnant of the Galactic supernova from 1181, and appears to have been the merger of two white dwarfs. We present time-resolved spectroscopy of WD J005311 showing emission line variability on a wide range of time-scales. The strong O VI emission feature displays line profile variations (LPVs) on two distinct velocity scales. Broad variations with amplitudes of $\\pm$10% of the line flux are seen over the entire O VI line. These broad LPVs likely arise from instabilities in the line-driven wind produced in many Wolf-Rayet stars. There is a hint of coherent struc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.20360","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/2605.20360/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":"2605.20360","created_at":"2026-05-21T01:04:34.889058+00:00"},{"alias_kind":"arxiv_version","alias_value":"2605.20360v1","created_at":"2026-05-21T01:04:34.889058+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.20360","created_at":"2026-05-21T01:04:34.889058+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZTMCJ2COCJGQ","created_at":"2026-05-21T01:04:34.889058+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZTMCJ2COCJGQUTOT","created_at":"2026-05-21T01:04:34.889058+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZTMCJ2CO","created_at":"2026-05-21T01:04:34.889058+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/ZTMCJ2COCJGQUTOT7N5OR6ZMSC","json":"https://pith.science/pith/ZTMCJ2COCJGQUTOT7N5OR6ZMSC.json","graph_json":"https://pith.science/api/pith-number/ZTMCJ2COCJGQUTOT7N5OR6ZMSC/graph.json","events_json":"https://pith.science/api/pith-number/ZTMCJ2COCJGQUTOT7N5OR6ZMSC/events.json","paper":"https://pith.science/paper/ZTMCJ2CO"},"agent_actions":{"view_html":"https://pith.science/pith/ZTMCJ2COCJGQUTOT7N5OR6ZMSC","download_json":"https://pith.science/pith/ZTMCJ2COCJGQUTOT7N5OR6ZMSC.json","view_paper":"https://pith.science/paper/ZTMCJ2CO","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2605.20360&json=true","fetch_graph":"https://pith.science/api/pith-number/ZTMCJ2COCJGQUTOT7N5OR6ZMSC/graph.json","fetch_events":"https://pith.science/api/pith-number/ZTMCJ2COCJGQUTOT7N5OR6ZMSC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZTMCJ2COCJGQUTOT7N5OR6ZMSC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZTMCJ2COCJGQUTOT7N5OR6ZMSC/action/storage_attestation","attest_author":"https://pith.science/pith/ZTMCJ2COCJGQUTOT7N5OR6ZMSC/action/author_attestation","sign_citation":"https://pith.science/pith/ZTMCJ2COCJGQUTOT7N5OR6ZMSC/action/citation_signature","submit_replication":"https://pith.science/pith/ZTMCJ2COCJGQUTOT7N5OR6ZMSC/action/replication_record"}},"created_at":"2026-05-21T01:04:34.889058+00:00","updated_at":"2026-05-21T01:04:34.889058+00:00"}