{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:YJS5TWYYTCFVLWA2SEZO6TZTSZ","short_pith_number":"pith:YJS5TWYY","schema_version":"1.0","canonical_sha256":"c265d9db18988b55d81a9132ef4f3396632d61fb7791cb9529c0e13a0473d56b","source":{"kind":"arxiv","id":"1910.06395","version":1},"attestation_state":"computed","paper":{"title":"Interaction of SN~Ib 2004dk with a Previously-Expelled Envelope","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"David Pooley, G. H. Marion, J. Craig Wheeler, Jeffrey M. Silverman, Jozsef Vink\\'o, Madelaine Griesel, Molly McCullough, Phillip MacQueen, Tamas Szalai, Vikram V. Dwarkadas","submitted_at":"2019-10-14T19:47:19Z","abstract_excerpt":"The interaction between the expanding supernova (SN) ejecta with the circumstellar material (CSM) that was expelled from the progenitor prior to explosion is a long-sought phenomenon, yet observational evidence is scarce. Here we confirm a new example: SN 2004dk, originally a hydrogen-poor, helium-rich Type Ib SN that reappeared as a strong H$\\alpha$-emitting point-source on narrowband H$\\alpha$ images. We present follow-up optical spectroscopy that reveals the presence of a broad H$\\alpha$ component with full width at half maximum of ~290 km/s in addition to the narrow H$\\alpha$ +[NII] emissi"},"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":"1910.06395","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-10-14T19:47:19Z","cross_cats_sorted":[],"title_canon_sha256":"b175eefd723b508ed9602ed7132ad770a2692adb8f1e390293195ae67b2801b6","abstract_canon_sha256":"d02c78a3a18d79b9b0c485d643d47670a1423cf321b98db868bb8f8cbca0e33c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:11:47.652048Z","signature_b64":"IIVFVlmvFjAJxxz5g2AwUX73sUVmgB0Vyw0HKS7doZyhpjQ8y79Ml19aD1imh6EigYEGwcjK+Uovj15z/zWxAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c265d9db18988b55d81a9132ef4f3396632d61fb7791cb9529c0e13a0473d56b","last_reissued_at":"2026-07-05T00:11:47.651576Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:11:47.651576Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Interaction of SN~Ib 2004dk with a Previously-Expelled Envelope","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"David Pooley, G. H. Marion, J. Craig Wheeler, Jeffrey M. Silverman, Jozsef Vink\\'o, Madelaine Griesel, Molly McCullough, Phillip MacQueen, Tamas Szalai, Vikram V. Dwarkadas","submitted_at":"2019-10-14T19:47:19Z","abstract_excerpt":"The interaction between the expanding supernova (SN) ejecta with the circumstellar material (CSM) that was expelled from the progenitor prior to explosion is a long-sought phenomenon, yet observational evidence is scarce. Here we confirm a new example: SN 2004dk, originally a hydrogen-poor, helium-rich Type Ib SN that reappeared as a strong H$\\alpha$-emitting point-source on narrowband H$\\alpha$ images. We present follow-up optical spectroscopy that reveals the presence of a broad H$\\alpha$ component with full width at half maximum of ~290 km/s in addition to the narrow H$\\alpha$ +[NII] emissi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1910.06395","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/1910.06395/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":"1910.06395","created_at":"2026-07-05T00:11:47.651634+00:00"},{"alias_kind":"arxiv_version","alias_value":"1910.06395v1","created_at":"2026-07-05T00:11:47.651634+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1910.06395","created_at":"2026-07-05T00:11:47.651634+00:00"},{"alias_kind":"pith_short_12","alias_value":"YJS5TWYYTCFV","created_at":"2026-07-05T00:11:47.651634+00:00"},{"alias_kind":"pith_short_16","alias_value":"YJS5TWYYTCFVLWA2","created_at":"2026-07-05T00:11:47.651634+00:00"},{"alias_kind":"pith_short_8","alias_value":"YJS5TWYY","created_at":"2026-07-05T00:11:47.651634+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/YJS5TWYYTCFVLWA2SEZO6TZTSZ","json":"https://pith.science/pith/YJS5TWYYTCFVLWA2SEZO6TZTSZ.json","graph_json":"https://pith.science/api/pith-number/YJS5TWYYTCFVLWA2SEZO6TZTSZ/graph.json","events_json":"https://pith.science/api/pith-number/YJS5TWYYTCFVLWA2SEZO6TZTSZ/events.json","paper":"https://pith.science/paper/YJS5TWYY"},"agent_actions":{"view_html":"https://pith.science/pith/YJS5TWYYTCFVLWA2SEZO6TZTSZ","download_json":"https://pith.science/pith/YJS5TWYYTCFVLWA2SEZO6TZTSZ.json","view_paper":"https://pith.science/paper/YJS5TWYY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1910.06395&json=true","fetch_graph":"https://pith.science/api/pith-number/YJS5TWYYTCFVLWA2SEZO6TZTSZ/graph.json","fetch_events":"https://pith.science/api/pith-number/YJS5TWYYTCFVLWA2SEZO6TZTSZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/YJS5TWYYTCFVLWA2SEZO6TZTSZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/YJS5TWYYTCFVLWA2SEZO6TZTSZ/action/storage_attestation","attest_author":"https://pith.science/pith/YJS5TWYYTCFVLWA2SEZO6TZTSZ/action/author_attestation","sign_citation":"https://pith.science/pith/YJS5TWYYTCFVLWA2SEZO6TZTSZ/action/citation_signature","submit_replication":"https://pith.science/pith/YJS5TWYYTCFVLWA2SEZO6TZTSZ/action/replication_record"}},"created_at":"2026-07-05T00:11:47.651634+00:00","updated_at":"2026-07-05T00:11:47.651634+00:00"}