{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2023:R5G7HF3UTFAMJJ7M5OCPOXBHYW","short_pith_number":"pith:R5G7HF3U","schema_version":"1.0","canonical_sha256":"8f4df397749940c4a7eceb84f75c27c5af189bf4d5931432a1ff6b8f4c52086b","source":{"kind":"arxiv","id":"2306.07430","version":2},"attestation_state":"computed","paper":{"title":"The Progenitors of Superluminous Type Ia Supernovae","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","astro-ph.HE"],"primary_cat":"astro-ph.SR","authors_text":"Margot Fitz Axen, Peter Nugent","submitted_at":"2023-06-12T21:16:59Z","abstract_excerpt":"Recent observations of type Ia supernovae (SNe Ia) have discovered a subclass of 'super-Chandrasekhar' SNe Ia (SC SNe Ia) whose high luminosities and low ejecta velocities suggest that they originate from the explosions of white dwarfs (WDs) with masses that exceed the Chandrasekhar mass limit. Different models have been proposed to explain the progenitors of these explosions, including a 'magnetized WD' model and a 'WD merger' model. To test the robustness of these models, we conduct a 1D numerical parameter survey of WD explosions using these models as initial conditions. We follow the explo"},"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":"2306.07430","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2023-06-12T21:16:59Z","cross_cats_sorted":["astro-ph.CO","astro-ph.HE"],"title_canon_sha256":"e02e1822f3447a49c80167af188b6afe4c3565efd41909449e47ea2756691b1c","abstract_canon_sha256":"f55ba183fbcd99572bcf14fd0b52cfb527835823f5112ac72dc23fdf9c9dd468"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:20:45.459750Z","signature_b64":"G5b3QYquaVZbOUs6OMdoTivtp2zYSSNOFtdWtiEFeBq5adjUkeYhS6raNpwhO+RjqD5cx0DCvS4DQ4TlK1vDAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8f4df397749940c4a7eceb84f75c27c5af189bf4d5931432a1ff6b8f4c52086b","last_reissued_at":"2026-07-05T06:20:45.459259Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:20:45.459259Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Progenitors of Superluminous Type Ia Supernovae","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","astro-ph.HE"],"primary_cat":"astro-ph.SR","authors_text":"Margot Fitz Axen, Peter Nugent","submitted_at":"2023-06-12T21:16:59Z","abstract_excerpt":"Recent observations of type Ia supernovae (SNe Ia) have discovered a subclass of 'super-Chandrasekhar' SNe Ia (SC SNe Ia) whose high luminosities and low ejecta velocities suggest that they originate from the explosions of white dwarfs (WDs) with masses that exceed the Chandrasekhar mass limit. Different models have been proposed to explain the progenitors of these explosions, including a 'magnetized WD' model and a 'WD merger' model. To test the robustness of these models, we conduct a 1D numerical parameter survey of WD explosions using these models as initial conditions. We follow the explo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2306.07430","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2306.07430/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":"2306.07430","created_at":"2026-07-05T06:20:45.459321+00:00"},{"alias_kind":"arxiv_version","alias_value":"2306.07430v2","created_at":"2026-07-05T06:20:45.459321+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2306.07430","created_at":"2026-07-05T06:20:45.459321+00:00"},{"alias_kind":"pith_short_12","alias_value":"R5G7HF3UTFAM","created_at":"2026-07-05T06:20:45.459321+00:00"},{"alias_kind":"pith_short_16","alias_value":"R5G7HF3UTFAMJJ7M","created_at":"2026-07-05T06:20:45.459321+00:00"},{"alias_kind":"pith_short_8","alias_value":"R5G7HF3U","created_at":"2026-07-05T06:20:45.459321+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/R5G7HF3UTFAMJJ7M5OCPOXBHYW","json":"https://pith.science/pith/R5G7HF3UTFAMJJ7M5OCPOXBHYW.json","graph_json":"https://pith.science/api/pith-number/R5G7HF3UTFAMJJ7M5OCPOXBHYW/graph.json","events_json":"https://pith.science/api/pith-number/R5G7HF3UTFAMJJ7M5OCPOXBHYW/events.json","paper":"https://pith.science/paper/R5G7HF3U"},"agent_actions":{"view_html":"https://pith.science/pith/R5G7HF3UTFAMJJ7M5OCPOXBHYW","download_json":"https://pith.science/pith/R5G7HF3UTFAMJJ7M5OCPOXBHYW.json","view_paper":"https://pith.science/paper/R5G7HF3U","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2306.07430&json=true","fetch_graph":"https://pith.science/api/pith-number/R5G7HF3UTFAMJJ7M5OCPOXBHYW/graph.json","fetch_events":"https://pith.science/api/pith-number/R5G7HF3UTFAMJJ7M5OCPOXBHYW/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/R5G7HF3UTFAMJJ7M5OCPOXBHYW/action/timestamp_anchor","attest_storage":"https://pith.science/pith/R5G7HF3UTFAMJJ7M5OCPOXBHYW/action/storage_attestation","attest_author":"https://pith.science/pith/R5G7HF3UTFAMJJ7M5OCPOXBHYW/action/author_attestation","sign_citation":"https://pith.science/pith/R5G7HF3UTFAMJJ7M5OCPOXBHYW/action/citation_signature","submit_replication":"https://pith.science/pith/R5G7HF3UTFAMJJ7M5OCPOXBHYW/action/replication_record"}},"created_at":"2026-07-05T06:20:45.459321+00:00","updated_at":"2026-07-05T06:20:45.459321+00:00"}