{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:G4GVHZ2SAMJQPO77JZ5DZ6KO6Z","short_pith_number":"pith:G4GVHZ2S","schema_version":"1.0","canonical_sha256":"370d53e752031307bbff4e7a3cf94ef67a86afa17c7fba125c7a4aef965c21bc","source":{"kind":"arxiv","id":"1511.05487","version":2},"attestation_state":"computed","paper":{"title":"Molecules and dust in Cassiopeia A: II - Dust sputtering and diagnosis of dust survival in supernova remnants","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Chiara Biscaro, Isabelle Cherchneff","submitted_at":"2015-11-17T17:44:30Z","abstract_excerpt":"We study the dust evolution in the supernova remnant Cassiopeia A. We follow the processing of dust grains that formed in the Type II-b supernova by modelling the sputtering of grains. The dust is located in dense ejecta clumps crossed by the reverse shock. Further sputtering in the inter-clump medium once the clumps are disrupted by the reverse shock is investigated. The dust evolution in the dense ejecta clumps of Type II-P supernovae and their remnants is also studied. We study oxygen-rich clumps that describe the ejecta oxygen core, and carbon-rich clumps that correspond to the outermost c"},"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":"1511.05487","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-11-17T17:44:30Z","cross_cats_sorted":[],"title_canon_sha256":"088a7a3abb0472ce203157ed9eb542eee7351a94e7371a015a0e0dffc6cc28d4","abstract_canon_sha256":"deee0a63000eb7ffc71cc12ed6ba7c58c6ddfa5b49bb7011fe38bfd09c4c81d3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:16:20.170039Z","signature_b64":"8MogroVcLLstvjn1iKxMjjy0VTpLoOFqcOHOWuOlKK5olYLh0VwOdscjDqkGs/NrcoEVrTgNsOXfgaK4X6UYBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"370d53e752031307bbff4e7a3cf94ef67a86afa17c7fba125c7a4aef965c21bc","last_reissued_at":"2026-05-18T01:16:20.169456Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:16:20.169456Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Molecules and dust in Cassiopeia A: II - Dust sputtering and diagnosis of dust survival in supernova remnants","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Chiara Biscaro, Isabelle Cherchneff","submitted_at":"2015-11-17T17:44:30Z","abstract_excerpt":"We study the dust evolution in the supernova remnant Cassiopeia A. We follow the processing of dust grains that formed in the Type II-b supernova by modelling the sputtering of grains. The dust is located in dense ejecta clumps crossed by the reverse shock. Further sputtering in the inter-clump medium once the clumps are disrupted by the reverse shock is investigated. The dust evolution in the dense ejecta clumps of Type II-P supernovae and their remnants is also studied. We study oxygen-rich clumps that describe the ejecta oxygen core, and carbon-rich clumps that correspond to the outermost c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.05487","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":""},"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":"1511.05487","created_at":"2026-05-18T01:16:20.169571+00:00"},{"alias_kind":"arxiv_version","alias_value":"1511.05487v2","created_at":"2026-05-18T01:16:20.169571+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.05487","created_at":"2026-05-18T01:16:20.169571+00:00"},{"alias_kind":"pith_short_12","alias_value":"G4GVHZ2SAMJQ","created_at":"2026-05-18T12:29:22.688609+00:00"},{"alias_kind":"pith_short_16","alias_value":"G4GVHZ2SAMJQPO77","created_at":"2026-05-18T12:29:22.688609+00:00"},{"alias_kind":"pith_short_8","alias_value":"G4GVHZ2S","created_at":"2026-05-18T12:29:22.688609+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/G4GVHZ2SAMJQPO77JZ5DZ6KO6Z","json":"https://pith.science/pith/G4GVHZ2SAMJQPO77JZ5DZ6KO6Z.json","graph_json":"https://pith.science/api/pith-number/G4GVHZ2SAMJQPO77JZ5DZ6KO6Z/graph.json","events_json":"https://pith.science/api/pith-number/G4GVHZ2SAMJQPO77JZ5DZ6KO6Z/events.json","paper":"https://pith.science/paper/G4GVHZ2S"},"agent_actions":{"view_html":"https://pith.science/pith/G4GVHZ2SAMJQPO77JZ5DZ6KO6Z","download_json":"https://pith.science/pith/G4GVHZ2SAMJQPO77JZ5DZ6KO6Z.json","view_paper":"https://pith.science/paper/G4GVHZ2S","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1511.05487&json=true","fetch_graph":"https://pith.science/api/pith-number/G4GVHZ2SAMJQPO77JZ5DZ6KO6Z/graph.json","fetch_events":"https://pith.science/api/pith-number/G4GVHZ2SAMJQPO77JZ5DZ6KO6Z/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/G4GVHZ2SAMJQPO77JZ5DZ6KO6Z/action/timestamp_anchor","attest_storage":"https://pith.science/pith/G4GVHZ2SAMJQPO77JZ5DZ6KO6Z/action/storage_attestation","attest_author":"https://pith.science/pith/G4GVHZ2SAMJQPO77JZ5DZ6KO6Z/action/author_attestation","sign_citation":"https://pith.science/pith/G4GVHZ2SAMJQPO77JZ5DZ6KO6Z/action/citation_signature","submit_replication":"https://pith.science/pith/G4GVHZ2SAMJQPO77JZ5DZ6KO6Z/action/replication_record"}},"created_at":"2026-05-18T01:16:20.169571+00:00","updated_at":"2026-05-18T01:16:20.169571+00:00"}