{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:KEYUO32AXDSHEBIEBKIPQHEENH","short_pith_number":"pith:KEYUO32A","schema_version":"1.0","canonical_sha256":"5131476f40b8e47205040a90f81c8469e048f3b900c7835c46c611f954105f1e","source":{"kind":"arxiv","id":"1109.5595","version":1},"attestation_state":"computed","paper":{"title":"Chemistry in Disks. V: CN and HCN in proto-planetary disks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Dutrey, E. Chapillon, M. Gu\\'elin, S. Guilloteau, V. Pi\\'etu","submitted_at":"2011-09-26T15:09:03Z","abstract_excerpt":"The chemistry of proto-planetary disks is thought to be dominated by two major processes: photodissociation near the disk surface, and depletion on dust grains in the disk mid-plane, resulting in a layered structure with molecules located in a warm layer above the disk mid-plane. We attempt here to confront this warm molecular layer model prediction with the distribution of two key molecules for dissociation processes: CN and HCN. Using the IRAM Plateau de Bure interferometer, we obtained high spatial and spectral resolution images of the CN J=2-1 and HCN J=1-0 lines in the disks surrounding t"},"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":"1109.5595","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2011-09-26T15:09:03Z","cross_cats_sorted":[],"title_canon_sha256":"ac8d6fe3388eb54513bc8ebfe036f0c9e17c67f3e5e341d6459c80f8c8699dd9","abstract_canon_sha256":"4c0a51e4930e00f4f8b3cf2b6ca7e7af0ee495b071a38219886feda02d830db5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:00:23.492681Z","signature_b64":"4dlDypEkHZCTmjao6KFp6dxa9LWGQgsvbPyn/ocKmXVNB9CN1oTmeCOnkYhzL34UBoQlug6XcFMxnTEgUrXjCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5131476f40b8e47205040a90f81c8469e048f3b900c7835c46c611f954105f1e","last_reissued_at":"2026-05-18T02:00:23.492063Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:00:23.492063Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Chemistry in Disks. V: CN and HCN in proto-planetary disks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Dutrey, E. Chapillon, M. Gu\\'elin, S. Guilloteau, V. Pi\\'etu","submitted_at":"2011-09-26T15:09:03Z","abstract_excerpt":"The chemistry of proto-planetary disks is thought to be dominated by two major processes: photodissociation near the disk surface, and depletion on dust grains in the disk mid-plane, resulting in a layered structure with molecules located in a warm layer above the disk mid-plane. We attempt here to confront this warm molecular layer model prediction with the distribution of two key molecules for dissociation processes: CN and HCN. Using the IRAM Plateau de Bure interferometer, we obtained high spatial and spectral resolution images of the CN J=2-1 and HCN J=1-0 lines in the disks surrounding t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.5595","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":"1109.5595","created_at":"2026-05-18T02:00:23.492146+00:00"},{"alias_kind":"arxiv_version","alias_value":"1109.5595v1","created_at":"2026-05-18T02:00:23.492146+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.5595","created_at":"2026-05-18T02:00:23.492146+00:00"},{"alias_kind":"pith_short_12","alias_value":"KEYUO32AXDSH","created_at":"2026-05-18T12:26:32.869790+00:00"},{"alias_kind":"pith_short_16","alias_value":"KEYUO32AXDSHEBIE","created_at":"2026-05-18T12:26:32.869790+00:00"},{"alias_kind":"pith_short_8","alias_value":"KEYUO32A","created_at":"2026-05-18T12:26:32.869790+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/KEYUO32AXDSHEBIEBKIPQHEENH","json":"https://pith.science/pith/KEYUO32AXDSHEBIEBKIPQHEENH.json","graph_json":"https://pith.science/api/pith-number/KEYUO32AXDSHEBIEBKIPQHEENH/graph.json","events_json":"https://pith.science/api/pith-number/KEYUO32AXDSHEBIEBKIPQHEENH/events.json","paper":"https://pith.science/paper/KEYUO32A"},"agent_actions":{"view_html":"https://pith.science/pith/KEYUO32AXDSHEBIEBKIPQHEENH","download_json":"https://pith.science/pith/KEYUO32AXDSHEBIEBKIPQHEENH.json","view_paper":"https://pith.science/paper/KEYUO32A","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1109.5595&json=true","fetch_graph":"https://pith.science/api/pith-number/KEYUO32AXDSHEBIEBKIPQHEENH/graph.json","fetch_events":"https://pith.science/api/pith-number/KEYUO32AXDSHEBIEBKIPQHEENH/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KEYUO32AXDSHEBIEBKIPQHEENH/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KEYUO32AXDSHEBIEBKIPQHEENH/action/storage_attestation","attest_author":"https://pith.science/pith/KEYUO32AXDSHEBIEBKIPQHEENH/action/author_attestation","sign_citation":"https://pith.science/pith/KEYUO32AXDSHEBIEBKIPQHEENH/action/citation_signature","submit_replication":"https://pith.science/pith/KEYUO32AXDSHEBIEBKIPQHEENH/action/replication_record"}},"created_at":"2026-05-18T02:00:23.492146+00:00","updated_at":"2026-05-18T02:00:23.492146+00:00"}