{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:VFDLWDAK5EXW45HMILCDOD4BL2","short_pith_number":"pith:VFDLWDAK","schema_version":"1.0","canonical_sha256":"a946bb0c0ae92f6e74ec42c4370f815eb4a9f42935c5677e193101c0266cd3da","source":{"kind":"arxiv","id":"1601.07368","version":1},"attestation_state":"computed","paper":{"title":"Long-rising Type II supernovae from PTF and CCCP","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.HE","authors_text":"A. Gal-Yam, A. V. Filippenko, C. Fransson, C. Fremling, D. C. Leonard, D.-S. Moon, F. J. Masci, F. Taddia, G. Duggan, G. Hosseinzadeh, G. Leloudas, J. M. Silverman, J. Sollerman, K. Migotto, M. Ergon, M. M. Kasliwal, P. R. Wozniak, R. Lunnan, R. R. Laher, S. Armen","submitted_at":"2016-01-27T13:47:18Z","abstract_excerpt":"Supernova (SN) 1987A was a peculiar H-rich event with a long-rising (LR) light curve (LC), stemming from a compact blue supergiant star (BSG). Only a few similar events have been presented in the literature. We present new data for a sample of 6 LR Type II SNe (SNe II), 3 of which were discovered and observed by the Palomar Transient Factory (PTF) and 3 observed by the Caltech Core-Collapse Project (CCCP). Our aim is to enlarge the family of LR SNe II, characterizing their properties. Spectra, LCs, and host-galaxies (HG) of these SNe are presented. Comparisons with known SN 1987A-like events a"},"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":"1601.07368","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2016-01-27T13:47:18Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"6c8fc8e25c2e6c7d09bc77308d80cd120c4bcb166787d300e5ebfdd71f993093","abstract_canon_sha256":"9aea95c65712d342a93e305e64d698c5fff34f2464a893895b7f4175088d3895"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:19:24.622578Z","signature_b64":"LVjq2LioD55QuedGlVOlX7+ez/hkQtSWYE8XKByzl5btQNwqFMExo3Qr06jsJ67QF8q4KH+1LGU+hisOUqUoAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a946bb0c0ae92f6e74ec42c4370f815eb4a9f42935c5677e193101c0266cd3da","last_reissued_at":"2026-05-18T01:19:24.621961Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:19:24.621961Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Long-rising Type II supernovae from PTF and CCCP","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.HE","authors_text":"A. Gal-Yam, A. V. Filippenko, C. Fransson, C. Fremling, D. C. Leonard, D.-S. Moon, F. J. Masci, F. Taddia, G. Duggan, G. Hosseinzadeh, G. Leloudas, J. M. Silverman, J. Sollerman, K. Migotto, M. Ergon, M. M. Kasliwal, P. R. Wozniak, R. Lunnan, R. R. Laher, S. Armen","submitted_at":"2016-01-27T13:47:18Z","abstract_excerpt":"Supernova (SN) 1987A was a peculiar H-rich event with a long-rising (LR) light curve (LC), stemming from a compact blue supergiant star (BSG). Only a few similar events have been presented in the literature. We present new data for a sample of 6 LR Type II SNe (SNe II), 3 of which were discovered and observed by the Palomar Transient Factory (PTF) and 3 observed by the Caltech Core-Collapse Project (CCCP). Our aim is to enlarge the family of LR SNe II, characterizing their properties. Spectra, LCs, and host-galaxies (HG) of these SNe are presented. Comparisons with known SN 1987A-like events a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1601.07368","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":""},"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":"1601.07368","created_at":"2026-05-18T01:19:24.622053+00:00"},{"alias_kind":"arxiv_version","alias_value":"1601.07368v1","created_at":"2026-05-18T01:19:24.622053+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1601.07368","created_at":"2026-05-18T01:19:24.622053+00:00"},{"alias_kind":"pith_short_12","alias_value":"VFDLWDAK5EXW","created_at":"2026-05-18T12:30:48.956258+00:00"},{"alias_kind":"pith_short_16","alias_value":"VFDLWDAK5EXW45HM","created_at":"2026-05-18T12:30:48.956258+00:00"},{"alias_kind":"pith_short_8","alias_value":"VFDLWDAK","created_at":"2026-05-18T12:30:48.956258+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/VFDLWDAK5EXW45HMILCDOD4BL2","json":"https://pith.science/pith/VFDLWDAK5EXW45HMILCDOD4BL2.json","graph_json":"https://pith.science/api/pith-number/VFDLWDAK5EXW45HMILCDOD4BL2/graph.json","events_json":"https://pith.science/api/pith-number/VFDLWDAK5EXW45HMILCDOD4BL2/events.json","paper":"https://pith.science/paper/VFDLWDAK"},"agent_actions":{"view_html":"https://pith.science/pith/VFDLWDAK5EXW45HMILCDOD4BL2","download_json":"https://pith.science/pith/VFDLWDAK5EXW45HMILCDOD4BL2.json","view_paper":"https://pith.science/paper/VFDLWDAK","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1601.07368&json=true","fetch_graph":"https://pith.science/api/pith-number/VFDLWDAK5EXW45HMILCDOD4BL2/graph.json","fetch_events":"https://pith.science/api/pith-number/VFDLWDAK5EXW45HMILCDOD4BL2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/VFDLWDAK5EXW45HMILCDOD4BL2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/VFDLWDAK5EXW45HMILCDOD4BL2/action/storage_attestation","attest_author":"https://pith.science/pith/VFDLWDAK5EXW45HMILCDOD4BL2/action/author_attestation","sign_citation":"https://pith.science/pith/VFDLWDAK5EXW45HMILCDOD4BL2/action/citation_signature","submit_replication":"https://pith.science/pith/VFDLWDAK5EXW45HMILCDOD4BL2/action/replication_record"}},"created_at":"2026-05-18T01:19:24.622053+00:00","updated_at":"2026-05-18T01:19:24.622053+00:00"}