{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:V3VAJH2ZGWPQF63VJSABIW6VIJ","short_pith_number":"pith:V3VAJH2Z","schema_version":"1.0","canonical_sha256":"aeea049f59359f02fb754c80145bd54260a104304d21873b7f0ecbf8850602da","source":{"kind":"arxiv","id":"2606.19490","version":1},"attestation_state":"computed","paper":{"title":"Simulation to a Newborn Supernova Remnant from a Low-mass Iron Core Star","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.SR","authors_text":"Eric J. Lentz, J. Austin Harris, Michael A. Sandoval, O. E. Bronson Messer, Sudarshan Neopane, W. Raphael Hix","submitted_at":"2026-06-17T18:28:34Z","abstract_excerpt":"Supernova remnant observations show a high degree of asymmetry, mixing, and inhomogeneity. These asymmetries are seeded during the early seconds of the explosion and are further enhanced and modified as the shock and ejecta move through the stellar progenitor and into the circumstellar medium. We present simulations of a 9.6 solar mass zero-metallicity progenitor initialized after shock revival and evolved for several years when the ejecta is in the circumstellar medium. A suite of 1D and 2D simulations examines the effects of neutron-star wind and radioactive decay heating. In 1D, decay heati"},"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":"2606.19490","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2026-06-17T18:28:34Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"64b8a0b1710526412dd3f68587f7bd48502dfd194b4c6d41986765822f47fdc4","abstract_canon_sha256":"188b5af9944feac69c29edcd925216e4e444a9067e6ad5ff96ac484548942658"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-19T16:12:27.154844Z","signature_b64":"B7yaFILNI4meJk7l0Wbw/otPSrqiqM8ZssHytVhdyfQH/VLrBVKDtQD2spa8ELWcH7zjEk/uUmOR3MEHkeV1DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"aeea049f59359f02fb754c80145bd54260a104304d21873b7f0ecbf8850602da","last_reissued_at":"2026-06-19T16:12:27.154512Z","signature_status":"signed_v1","first_computed_at":"2026-06-19T16:12:27.154512Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Simulation to a Newborn Supernova Remnant from a Low-mass Iron Core Star","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.SR","authors_text":"Eric J. Lentz, J. Austin Harris, Michael A. Sandoval, O. E. Bronson Messer, Sudarshan Neopane, W. Raphael Hix","submitted_at":"2026-06-17T18:28:34Z","abstract_excerpt":"Supernova remnant observations show a high degree of asymmetry, mixing, and inhomogeneity. These asymmetries are seeded during the early seconds of the explosion and are further enhanced and modified as the shock and ejecta move through the stellar progenitor and into the circumstellar medium. We present simulations of a 9.6 solar mass zero-metallicity progenitor initialized after shock revival and evolved for several years when the ejecta is in the circumstellar medium. A suite of 1D and 2D simulations examines the effects of neutron-star wind and radioactive decay heating. In 1D, decay heati"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.19490","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/2606.19490/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":"2606.19490","created_at":"2026-06-19T16:12:27.154571+00:00"},{"alias_kind":"arxiv_version","alias_value":"2606.19490v1","created_at":"2026-06-19T16:12:27.154571+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.19490","created_at":"2026-06-19T16:12:27.154571+00:00"},{"alias_kind":"pith_short_12","alias_value":"V3VAJH2ZGWPQ","created_at":"2026-06-19T16:12:27.154571+00:00"},{"alias_kind":"pith_short_16","alias_value":"V3VAJH2ZGWPQF63V","created_at":"2026-06-19T16:12:27.154571+00:00"},{"alias_kind":"pith_short_8","alias_value":"V3VAJH2Z","created_at":"2026-06-19T16:12:27.154571+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/V3VAJH2ZGWPQF63VJSABIW6VIJ","json":"https://pith.science/pith/V3VAJH2ZGWPQF63VJSABIW6VIJ.json","graph_json":"https://pith.science/api/pith-number/V3VAJH2ZGWPQF63VJSABIW6VIJ/graph.json","events_json":"https://pith.science/api/pith-number/V3VAJH2ZGWPQF63VJSABIW6VIJ/events.json","paper":"https://pith.science/paper/V3VAJH2Z"},"agent_actions":{"view_html":"https://pith.science/pith/V3VAJH2ZGWPQF63VJSABIW6VIJ","download_json":"https://pith.science/pith/V3VAJH2ZGWPQF63VJSABIW6VIJ.json","view_paper":"https://pith.science/paper/V3VAJH2Z","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2606.19490&json=true","fetch_graph":"https://pith.science/api/pith-number/V3VAJH2ZGWPQF63VJSABIW6VIJ/graph.json","fetch_events":"https://pith.science/api/pith-number/V3VAJH2ZGWPQF63VJSABIW6VIJ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/V3VAJH2ZGWPQF63VJSABIW6VIJ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/V3VAJH2ZGWPQF63VJSABIW6VIJ/action/storage_attestation","attest_author":"https://pith.science/pith/V3VAJH2ZGWPQF63VJSABIW6VIJ/action/author_attestation","sign_citation":"https://pith.science/pith/V3VAJH2ZGWPQF63VJSABIW6VIJ/action/citation_signature","submit_replication":"https://pith.science/pith/V3VAJH2ZGWPQF63VJSABIW6VIJ/action/replication_record"}},"created_at":"2026-06-19T16:12:27.154571+00:00","updated_at":"2026-06-19T16:12:27.154571+00:00"}