{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:5KUMBVKC4DQEWKEHMJRXDDODCK","short_pith_number":"pith:5KUMBVKC","schema_version":"1.0","canonical_sha256":"eaa8c0d542e0e04b28876263718dc312b0bf6b8cd41d0520d6a2d930d3170a5b","source":{"kind":"arxiv","id":"1105.2623","version":1},"attestation_state":"computed","paper":{"title":"OH emission from warm and dense gas in the Orion Bar PDR","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Contursi, C. Joblin, E. A. Bergin, J. Cernicharo, J. Le Bourlot, J. R. Goicoechea, M. Gerin, M. Rollig, O. Berne, T. A. Bell","submitted_at":"2011-05-13T06:35:23Z","abstract_excerpt":"As part of a far-infrared (FIR) spectral scan with Herschel/PACS, we present the first detection of the hydroxyl radical (OH) towards the Orion Bar photodissociation region (PDR). Five OH rotational Lambda-doublets involving energy levels out to E_u/k~511 K have been detected (at ~65, ~79, ~84, ~119 and ~163um). The total intensity of the OH lines is I(OH)~5x10^-4 erg s^-1 cm^-2 sr^-1. The observed emission of rotationally excited OH lines is extended and correlates well with the high-J CO and CH^+ J=3-2 line emission (but apparently not with water vapour), pointing towards a common origin. No"},"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":"1105.2623","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2011-05-13T06:35:23Z","cross_cats_sorted":[],"title_canon_sha256":"6bdc179a2f111a26731bcddd241f27077f801e57b735c677bba711855d0856ec","abstract_canon_sha256":"f8960e2e02451ae83f280de3c3c86e130d6f3775e0be12b24371a94a3a36f683"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:01:58.731719Z","signature_b64":"JmkN0sZ3Bb9+gf21n+C/Qy77yXcEEUO6w7dWoUCQUEmt/77gL31s83VZgVLlA8GBEopj51Ya7up64humIog5Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"eaa8c0d542e0e04b28876263718dc312b0bf6b8cd41d0520d6a2d930d3170a5b","last_reissued_at":"2026-05-18T02:01:58.731164Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:01:58.731164Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"OH emission from warm and dense gas in the Orion Bar PDR","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Contursi, C. Joblin, E. A. Bergin, J. Cernicharo, J. Le Bourlot, J. R. Goicoechea, M. Gerin, M. Rollig, O. Berne, T. A. Bell","submitted_at":"2011-05-13T06:35:23Z","abstract_excerpt":"As part of a far-infrared (FIR) spectral scan with Herschel/PACS, we present the first detection of the hydroxyl radical (OH) towards the Orion Bar photodissociation region (PDR). Five OH rotational Lambda-doublets involving energy levels out to E_u/k~511 K have been detected (at ~65, ~79, ~84, ~119 and ~163um). The total intensity of the OH lines is I(OH)~5x10^-4 erg s^-1 cm^-2 sr^-1. The observed emission of rotationally excited OH lines is extended and correlates well with the high-J CO and CH^+ J=3-2 line emission (but apparently not with water vapour), pointing towards a common origin. No"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1105.2623","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":"1105.2623","created_at":"2026-05-18T02:01:58.731259+00:00"},{"alias_kind":"arxiv_version","alias_value":"1105.2623v1","created_at":"2026-05-18T02:01:58.731259+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1105.2623","created_at":"2026-05-18T02:01:58.731259+00:00"},{"alias_kind":"pith_short_12","alias_value":"5KUMBVKC4DQE","created_at":"2026-05-18T12:26:20.644004+00:00"},{"alias_kind":"pith_short_16","alias_value":"5KUMBVKC4DQEWKEH","created_at":"2026-05-18T12:26:20.644004+00:00"},{"alias_kind":"pith_short_8","alias_value":"5KUMBVKC","created_at":"2026-05-18T12:26:20.644004+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/5KUMBVKC4DQEWKEHMJRXDDODCK","json":"https://pith.science/pith/5KUMBVKC4DQEWKEHMJRXDDODCK.json","graph_json":"https://pith.science/api/pith-number/5KUMBVKC4DQEWKEHMJRXDDODCK/graph.json","events_json":"https://pith.science/api/pith-number/5KUMBVKC4DQEWKEHMJRXDDODCK/events.json","paper":"https://pith.science/paper/5KUMBVKC"},"agent_actions":{"view_html":"https://pith.science/pith/5KUMBVKC4DQEWKEHMJRXDDODCK","download_json":"https://pith.science/pith/5KUMBVKC4DQEWKEHMJRXDDODCK.json","view_paper":"https://pith.science/paper/5KUMBVKC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1105.2623&json=true","fetch_graph":"https://pith.science/api/pith-number/5KUMBVKC4DQEWKEHMJRXDDODCK/graph.json","fetch_events":"https://pith.science/api/pith-number/5KUMBVKC4DQEWKEHMJRXDDODCK/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/5KUMBVKC4DQEWKEHMJRXDDODCK/action/timestamp_anchor","attest_storage":"https://pith.science/pith/5KUMBVKC4DQEWKEHMJRXDDODCK/action/storage_attestation","attest_author":"https://pith.science/pith/5KUMBVKC4DQEWKEHMJRXDDODCK/action/author_attestation","sign_citation":"https://pith.science/pith/5KUMBVKC4DQEWKEHMJRXDDODCK/action/citation_signature","submit_replication":"https://pith.science/pith/5KUMBVKC4DQEWKEHMJRXDDODCK/action/replication_record"}},"created_at":"2026-05-18T02:01:58.731259+00:00","updated_at":"2026-05-18T02:01:58.731259+00:00"}