{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:XEBYN3DDPEWSREPF3IDFQEY3VP","short_pith_number":"pith:XEBYN3DD","schema_version":"1.0","canonical_sha256":"b90386ec63792d2891e5da0658131babf45427273c618a7dbbab4af0ceb7191e","source":{"kind":"arxiv","id":"2406.01108","version":2},"attestation_state":"computed","paper":{"title":"ZTF SN Ia DR2: Impact of the galaxy cluster environment on the stretch distribution of Type Ia supernovae","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"A. Goobar, B. Carreres, B. Popovic, B. Racine, D. Fouchez, D. Rosselli, F. Feinstein, F. Ruppin, G. Dimitriadis, J. Biedermann, J. H. Terwel, J. Johansson, J. Nordin, J. Purdum, J. Sollerman, K. Maguire, L. Galbany, M. Aubert, M. Ginolin, M. Rigault, M. Smith, P. Nugent, P. Rosnet, R. R. Laher, R. Smith, S. L. Groom, T. E. Muller-Bravo, U. Burgaz, W. D. Kenworthy, Y. Copin, Y.-L. Kim","submitted_at":"2024-06-03T08:42:43Z","abstract_excerpt":"Understanding the impact of the astrophysical environment on Type Ia supernova (SN Ia) properties is crucial to minimize systematic uncertainties in cosmological analyses based on this probe. We investigate the dependence of the SN Ia SALT2.4 light-curve stretch on the distance from their nearest galaxy cluster to study a potential effect of the intracluster medium (ICM) environment on SN Ia intrinsic properties. We use the largest SN Ia sample to date and cross-match it with existing X-ray, Sunyaev-Zel'dovich, and optical cluster catalogs in order to study the dependence between stretch and d"},"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":"2406.01108","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-06-03T08:42:43Z","cross_cats_sorted":[],"title_canon_sha256":"28bc2edb339af349f7f2e7cdec24fcd9076568792509ce0c8e88be7fcbeb8713","abstract_canon_sha256":"1426075d472a8598f402f61ee2252253e93dbcb511eb6ef355f3c992ba684d83"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:16:09.859007Z","signature_b64":"FD3h8lufev076r8PoW+aWn+pk6ESlBjnD9LWi4mACdJ76cxDyet9tgXjnD/e8IkE/lgSRfuAaqLeeuhE0WanDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b90386ec63792d2891e5da0658131babf45427273c618a7dbbab4af0ceb7191e","last_reissued_at":"2026-07-05T10:16:09.858477Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:16:09.858477Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"ZTF SN Ia DR2: Impact of the galaxy cluster environment on the stretch distribution of Type Ia supernovae","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"A. Goobar, B. Carreres, B. Popovic, B. Racine, D. Fouchez, D. Rosselli, F. Feinstein, F. Ruppin, G. Dimitriadis, J. Biedermann, J. H. Terwel, J. Johansson, J. Nordin, J. Purdum, J. Sollerman, K. Maguire, L. Galbany, M. Aubert, M. Ginolin, M. Rigault, M. Smith, P. Nugent, P. Rosnet, R. R. Laher, R. Smith, S. L. Groom, T. E. Muller-Bravo, U. Burgaz, W. D. Kenworthy, Y. Copin, Y.-L. Kim","submitted_at":"2024-06-03T08:42:43Z","abstract_excerpt":"Understanding the impact of the astrophysical environment on Type Ia supernova (SN Ia) properties is crucial to minimize systematic uncertainties in cosmological analyses based on this probe. We investigate the dependence of the SN Ia SALT2.4 light-curve stretch on the distance from their nearest galaxy cluster to study a potential effect of the intracluster medium (ICM) environment on SN Ia intrinsic properties. We use the largest SN Ia sample to date and cross-match it with existing X-ray, Sunyaev-Zel'dovich, and optical cluster catalogs in order to study the dependence between stretch and d"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2406.01108","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/2406.01108/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":"2406.01108","created_at":"2026-07-05T10:16:09.858537+00:00"},{"alias_kind":"arxiv_version","alias_value":"2406.01108v2","created_at":"2026-07-05T10:16:09.858537+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2406.01108","created_at":"2026-07-05T10:16:09.858537+00:00"},{"alias_kind":"pith_short_12","alias_value":"XEBYN3DDPEWS","created_at":"2026-07-05T10:16:09.858537+00:00"},{"alias_kind":"pith_short_16","alias_value":"XEBYN3DDPEWSREPF","created_at":"2026-07-05T10:16:09.858537+00:00"},{"alias_kind":"pith_short_8","alias_value":"XEBYN3DD","created_at":"2026-07-05T10:16:09.858537+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/XEBYN3DDPEWSREPF3IDFQEY3VP","json":"https://pith.science/pith/XEBYN3DDPEWSREPF3IDFQEY3VP.json","graph_json":"https://pith.science/api/pith-number/XEBYN3DDPEWSREPF3IDFQEY3VP/graph.json","events_json":"https://pith.science/api/pith-number/XEBYN3DDPEWSREPF3IDFQEY3VP/events.json","paper":"https://pith.science/paper/XEBYN3DD"},"agent_actions":{"view_html":"https://pith.science/pith/XEBYN3DDPEWSREPF3IDFQEY3VP","download_json":"https://pith.science/pith/XEBYN3DDPEWSREPF3IDFQEY3VP.json","view_paper":"https://pith.science/paper/XEBYN3DD","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2406.01108&json=true","fetch_graph":"https://pith.science/api/pith-number/XEBYN3DDPEWSREPF3IDFQEY3VP/graph.json","fetch_events":"https://pith.science/api/pith-number/XEBYN3DDPEWSREPF3IDFQEY3VP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XEBYN3DDPEWSREPF3IDFQEY3VP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XEBYN3DDPEWSREPF3IDFQEY3VP/action/storage_attestation","attest_author":"https://pith.science/pith/XEBYN3DDPEWSREPF3IDFQEY3VP/action/author_attestation","sign_citation":"https://pith.science/pith/XEBYN3DDPEWSREPF3IDFQEY3VP/action/citation_signature","submit_replication":"https://pith.science/pith/XEBYN3DDPEWSREPF3IDFQEY3VP/action/replication_record"}},"created_at":"2026-07-05T10:16:09.858537+00:00","updated_at":"2026-07-05T10:16:09.858537+00:00"}