{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:BAZHHALW4232I4HJ4NNDFCWBQY","short_pith_number":"pith:BAZHHALW","schema_version":"1.0","canonical_sha256":"0832738176e6b7a470e9e35a328ac18620f6616e197465612121fb89d940b9c4","source":{"kind":"arxiv","id":"2412.13166","version":1},"attestation_state":"computed","paper":{"title":"The Red Supergiant Progenitor of the Type II Supernova 2024abfl","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["astro-ph.GA","astro-ph.HE"],"primary_cat":"astro-ph.SR","authors_text":"Bing-Qiu Chen, Boyang Guo, Jianping Xiong, Jiao Li, Jingxiao Luo, Lifu Zhang, Qiyuan Cheng, Xiangcun Meng, Xuefei Chen, Yanjun Guo, Zhanwen Han, Zhengwei Liu","submitted_at":"2024-12-17T18:44:56Z","abstract_excerpt":"Linkage between core-collapse supernovae (SNe) and their progenitors is not fully understood and ongoing effort of searching and identifying the progenitors is needed. $\\mathrm{SN\\,2024abfl}$ is a recent Type II supernova exploded in the nearby star-bursting galaxy $\\mathrm{NGC\\,2146}$, which is also the host galaxy of $\\mathrm{SN\\,2018zd}$. From archival Hubble Space Telescope (HST) data, we have found a red source ($\\mathrm{m_{F814W} \\sim 25}$) near the location (angular distance $\\leq 0.2\"$) of $\\mathrm{SN\\,2024abfl}$ before its explosion. With F814W and F606W photometry, we found that the "},"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":"2412.13166","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2024-12-17T18:44:56Z","cross_cats_sorted":["astro-ph.GA","astro-ph.HE"],"title_canon_sha256":"40d63b1e01dd683f9f87336fb933ba46f30b40661fa44c4556dcaaa6ce2a0b5f","abstract_canon_sha256":"2341743c5865946d58e69499a4eff4c88bdbd0acf234100947c76e4b0bc4014d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-01T01:17:09.205716Z","signature_b64":"Z7+Yd5uVVnv+iLvxXhCyX7Sv5t86aM+G4dUqf2+BwDhpHtdET5ZNWllIBXn8ThrS9iDrwxfGf6nu8KdWp+a0Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0832738176e6b7a470e9e35a328ac18620f6616e197465612121fb89d940b9c4","last_reissued_at":"2026-07-01T01:17:09.205240Z","signature_status":"signed_v1","first_computed_at":"2026-07-01T01:17:09.205240Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Red Supergiant Progenitor of the Type II Supernova 2024abfl","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["astro-ph.GA","astro-ph.HE"],"primary_cat":"astro-ph.SR","authors_text":"Bing-Qiu Chen, Boyang Guo, Jianping Xiong, Jiao Li, Jingxiao Luo, Lifu Zhang, Qiyuan Cheng, Xiangcun Meng, Xuefei Chen, Yanjun Guo, Zhanwen Han, Zhengwei Liu","submitted_at":"2024-12-17T18:44:56Z","abstract_excerpt":"Linkage between core-collapse supernovae (SNe) and their progenitors is not fully understood and ongoing effort of searching and identifying the progenitors is needed. $\\mathrm{SN\\,2024abfl}$ is a recent Type II supernova exploded in the nearby star-bursting galaxy $\\mathrm{NGC\\,2146}$, which is also the host galaxy of $\\mathrm{SN\\,2018zd}$. From archival Hubble Space Telescope (HST) data, we have found a red source ($\\mathrm{m_{F814W} \\sim 25}$) near the location (angular distance $\\leq 0.2\"$) of $\\mathrm{SN\\,2024abfl}$ before its explosion. With F814W and F606W photometry, we found that the "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.13166","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/2412.13166/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":"2412.13166","created_at":"2026-07-01T01:17:09.205301+00:00"},{"alias_kind":"arxiv_version","alias_value":"2412.13166v1","created_at":"2026-07-01T01:17:09.205301+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.13166","created_at":"2026-07-01T01:17:09.205301+00:00"},{"alias_kind":"pith_short_12","alias_value":"BAZHHALW4232","created_at":"2026-07-01T01:17:09.205301+00:00"},{"alias_kind":"pith_short_16","alias_value":"BAZHHALW4232I4HJ","created_at":"2026-07-01T01:17:09.205301+00:00"},{"alias_kind":"pith_short_8","alias_value":"BAZHHALW","created_at":"2026-07-01T01:17:09.205301+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/BAZHHALW4232I4HJ4NNDFCWBQY","json":"https://pith.science/pith/BAZHHALW4232I4HJ4NNDFCWBQY.json","graph_json":"https://pith.science/api/pith-number/BAZHHALW4232I4HJ4NNDFCWBQY/graph.json","events_json":"https://pith.science/api/pith-number/BAZHHALW4232I4HJ4NNDFCWBQY/events.json","paper":"https://pith.science/paper/BAZHHALW"},"agent_actions":{"view_html":"https://pith.science/pith/BAZHHALW4232I4HJ4NNDFCWBQY","download_json":"https://pith.science/pith/BAZHHALW4232I4HJ4NNDFCWBQY.json","view_paper":"https://pith.science/paper/BAZHHALW","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2412.13166&json=true","fetch_graph":"https://pith.science/api/pith-number/BAZHHALW4232I4HJ4NNDFCWBQY/graph.json","fetch_events":"https://pith.science/api/pith-number/BAZHHALW4232I4HJ4NNDFCWBQY/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/BAZHHALW4232I4HJ4NNDFCWBQY/action/timestamp_anchor","attest_storage":"https://pith.science/pith/BAZHHALW4232I4HJ4NNDFCWBQY/action/storage_attestation","attest_author":"https://pith.science/pith/BAZHHALW4232I4HJ4NNDFCWBQY/action/author_attestation","sign_citation":"https://pith.science/pith/BAZHHALW4232I4HJ4NNDFCWBQY/action/citation_signature","submit_replication":"https://pith.science/pith/BAZHHALW4232I4HJ4NNDFCWBQY/action/replication_record"}},"created_at":"2026-07-01T01:17:09.205301+00:00","updated_at":"2026-07-01T01:17:09.205301+00:00"}