{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:6OTOR2RJFAO7MVJIY3GCPD2PR2","short_pith_number":"pith:6OTOR2RJ","schema_version":"1.0","canonical_sha256":"f3a6e8ea29281df65528c6cc278f4f8e966b3fd58c3039ce19bee5c504ac571b","source":{"kind":"arxiv","id":"0910.0159","version":1},"attestation_state":"computed","paper":{"title":"Simulated CII observations for SPICA/SAFARI","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.IM"],"primary_cat":"astro-ph.GA","authors_text":"E. Falgarone, F. Le Petit, F. Levrier, J.R. Goicoechea, M. Gerin, P. Hennebelle","submitted_at":"2009-10-01T12:46:47Z","abstract_excerpt":"We investigate the case of CII 158 micron observations for SPICA/SAFARI using a three-dimensional magnetohydrodynamical (MHD) simulation of the diffuse interstellar medium (ISM) and the Meudon PDR code. The MHD simulation consists of two converging flows of warm gas (10,000 K) within a cubic box 50 pc in length. The interplay of thermal instability, magnetic field and self-gravity leads to the formation of cold, dense clumps within a warm, turbulent interclump medium. We sample several clumps along a line of sight through the simulated cube and use them as input density profiles in the Meudon "},"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":"0910.0159","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2009-10-01T12:46:47Z","cross_cats_sorted":["astro-ph.IM"],"title_canon_sha256":"2403a81602d796ed8c0f425766080f73ea4aaf1a86ea92ee39d7242d08fac77d","abstract_canon_sha256":"dc0feca503127fea845872f0a4e4a041a82057c83f7aebe266283855911516c0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:11:35.404609Z","signature_b64":"/J6JmDfJID4b50ybLooBg7+idrwrE4Su+bDjKW8/Dh34eC/rhfdaiBmNTDzhXTvfKrb4XJG7pA2DGmkg6Ul9Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f3a6e8ea29281df65528c6cc278f4f8e966b3fd58c3039ce19bee5c504ac571b","last_reissued_at":"2026-05-18T02:11:35.403905Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:11:35.403905Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Simulated CII observations for SPICA/SAFARI","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.IM"],"primary_cat":"astro-ph.GA","authors_text":"E. Falgarone, F. Le Petit, F. Levrier, J.R. Goicoechea, M. Gerin, P. Hennebelle","submitted_at":"2009-10-01T12:46:47Z","abstract_excerpt":"We investigate the case of CII 158 micron observations for SPICA/SAFARI using a three-dimensional magnetohydrodynamical (MHD) simulation of the diffuse interstellar medium (ISM) and the Meudon PDR code. The MHD simulation consists of two converging flows of warm gas (10,000 K) within a cubic box 50 pc in length. The interplay of thermal instability, magnetic field and self-gravity leads to the formation of cold, dense clumps within a warm, turbulent interclump medium. We sample several clumps along a line of sight through the simulated cube and use them as input density profiles in the Meudon "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0910.0159","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":"0910.0159","created_at":"2026-05-18T02:11:35.404013+00:00"},{"alias_kind":"arxiv_version","alias_value":"0910.0159v1","created_at":"2026-05-18T02:11:35.404013+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0910.0159","created_at":"2026-05-18T02:11:35.404013+00:00"},{"alias_kind":"pith_short_12","alias_value":"6OTOR2RJFAO7","created_at":"2026-05-18T12:25:58.837520+00:00"},{"alias_kind":"pith_short_16","alias_value":"6OTOR2RJFAO7MVJI","created_at":"2026-05-18T12:25:58.837520+00:00"},{"alias_kind":"pith_short_8","alias_value":"6OTOR2RJ","created_at":"2026-05-18T12:25:58.837520+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/6OTOR2RJFAO7MVJIY3GCPD2PR2","json":"https://pith.science/pith/6OTOR2RJFAO7MVJIY3GCPD2PR2.json","graph_json":"https://pith.science/api/pith-number/6OTOR2RJFAO7MVJIY3GCPD2PR2/graph.json","events_json":"https://pith.science/api/pith-number/6OTOR2RJFAO7MVJIY3GCPD2PR2/events.json","paper":"https://pith.science/paper/6OTOR2RJ"},"agent_actions":{"view_html":"https://pith.science/pith/6OTOR2RJFAO7MVJIY3GCPD2PR2","download_json":"https://pith.science/pith/6OTOR2RJFAO7MVJIY3GCPD2PR2.json","view_paper":"https://pith.science/paper/6OTOR2RJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0910.0159&json=true","fetch_graph":"https://pith.science/api/pith-number/6OTOR2RJFAO7MVJIY3GCPD2PR2/graph.json","fetch_events":"https://pith.science/api/pith-number/6OTOR2RJFAO7MVJIY3GCPD2PR2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6OTOR2RJFAO7MVJIY3GCPD2PR2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6OTOR2RJFAO7MVJIY3GCPD2PR2/action/storage_attestation","attest_author":"https://pith.science/pith/6OTOR2RJFAO7MVJIY3GCPD2PR2/action/author_attestation","sign_citation":"https://pith.science/pith/6OTOR2RJFAO7MVJIY3GCPD2PR2/action/citation_signature","submit_replication":"https://pith.science/pith/6OTOR2RJFAO7MVJIY3GCPD2PR2/action/replication_record"}},"created_at":"2026-05-18T02:11:35.404013+00:00","updated_at":"2026-05-18T02:11:35.404013+00:00"}