{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:OGO26ABEMTBHYS6ZN7SAE5QJ3W","short_pith_number":"pith:OGO26ABE","canonical_record":{"source":{"id":"1202.5637","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2012-02-25T10:39:30Z","cross_cats_sorted":[],"title_canon_sha256":"ce99c377658d0ce77ae9e0bc1dc9fbe3fd3fdcd88ba44ef8fc78efb117fee87f","abstract_canon_sha256":"73d406795cb58a275814161526f4124d7d5be0725d7def339e321995aaec9af2"},"schema_version":"1.0"},"canonical_sha256":"719daf002464c27c4bd96fe4027609ddae2cffe6a1aa80090687b3610eddcb2f","source":{"kind":"arxiv","id":"1202.5637","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1202.5637","created_at":"2026-05-18T01:09:25Z"},{"alias_kind":"arxiv_version","alias_value":"1202.5637v1","created_at":"2026-05-18T01:09:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1202.5637","created_at":"2026-05-18T01:09:25Z"},{"alias_kind":"pith_short_12","alias_value":"OGO26ABEMTBH","created_at":"2026-05-18T12:27:16Z"},{"alias_kind":"pith_short_16","alias_value":"OGO26ABEMTBHYS6Z","created_at":"2026-05-18T12:27:16Z"},{"alias_kind":"pith_short_8","alias_value":"OGO26ABE","created_at":"2026-05-18T12:27:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:OGO26ABEMTBHYS6ZN7SAE5QJ3W","target":"record","payload":{"canonical_record":{"source":{"id":"1202.5637","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2012-02-25T10:39:30Z","cross_cats_sorted":[],"title_canon_sha256":"ce99c377658d0ce77ae9e0bc1dc9fbe3fd3fdcd88ba44ef8fc78efb117fee87f","abstract_canon_sha256":"73d406795cb58a275814161526f4124d7d5be0725d7def339e321995aaec9af2"},"schema_version":"1.0"},"canonical_sha256":"719daf002464c27c4bd96fe4027609ddae2cffe6a1aa80090687b3610eddcb2f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:09:25.040386Z","signature_b64":"z+rk7Q09ZBqLKyMTCBY90aho2VMyvhPEZ2BzTiISQTvYYS8tE056W8YcXilW63ywQnTlS9866sWPUvKMff0FAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"719daf002464c27c4bd96fe4027609ddae2cffe6a1aa80090687b3610eddcb2f","last_reissued_at":"2026-05-18T01:09:25.039727Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:09:25.039727Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1202.5637","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:09:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"H1RfIOkwRETqxWes+1wUDtoQ1ePDxsuN+4lpfujL9i6lLUB2iTKP1RXWjnrzEmSMd0ROSLeZUqtFWyn1/ewwAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T06:15:37.394695Z"},"content_sha256":"5cbc3c15da5e469c295b60e45559fc0952cd98122f9f40f34dd51a0c81c180b4","schema_version":"1.0","event_id":"sha256:5cbc3c15da5e469c295b60e45559fc0952cd98122f9f40f34dd51a0c81c180b4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:OGO26ABEMTBHYS6ZN7SAE5QJ3W","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Multi-line detection of O2 toward rho Oph A","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"(10) School of Physics, (11) Universit\\'e de Toulouse, (13) SETI Institute, (14) Department of Physics, (15) National Astronomical Observatories, 16), (16) California Institute of Technology, (17) Harvard-Smithsonian Center for Astrophysics, (18) SRON Netherlands Institute for Space Research, (19) Department of Astronomy, (20) Leiden Observatory, 21), (21) Max-Planck-Institut fur Extraterrestrische Physik, (22) Department of Physics, (2) Jet Propulsion Laboratory, (3) Department of Astronomy, (4) LERMA & UMR8112 du CNRS, (5) Onsala Space Observatory, (6) Observatoire de Paris, (7) Centro de Astrobiolog\\'ia, (8) Institute of Astronomy, (9) Department of Astronomy, {\\AA}. Hjalmarson (1), Aa. Sandqvist (3), A.O. Benz (8), A.O.H. Olofsson (5), Astronomy, Beijing, B. Larsson (3), China, CNRS, C. Vastel (11), D.C. Lis (16), D.J. Hollenbach (13), D. Li (15, E.A. Bergin (9), E. Caux (11), E. Falgarone (12), E.F. van Dishoeck (20, E. Roueff (6), F.F.S. van der Tak (18), F. Le Petit (6), France, France (12) LRA/LERMA, Garching, Germany, G.J. Melnick (17), G. Olofsson (3), J.H. Black (1), J.-H. Chen (2), J. Le Bourlot (6), J.R. Goicoechea (7), K. Justtanont (1), Leeds, L. Pagani (4), Madrid, M. de Luca (6), M. Gerin (12), M.J. Kaufman (14), Observatoire de Paris, P. Bergman (5), P. Bjerkeli (1), P. Caselli (10), P. Encrenaz (4), P.F. Goldsmith (2), R. Liseau (1), R.L. Snell (19), San Jos\\'e State University, S. Bruderer (8, Spain, Stockholm University, S. Viti (22), Sweden, Switzerland, T.A. Bell (7), The Netherlands, U.A. Y{\\i}ld{\\i}z (20) ((1) Chalmers University of Technology, UK, University College), University of Leeds, University of Massachusetts, University of Michigan, USA, Z. Nagy (18), Zurich","submitted_at":"2012-02-25T10:39:30Z","abstract_excerpt":"Models of pure gas-phase chemistry in well-shielded regions of molecular clouds predict relatively high levels of molecular oxygen, O2, and water, H2O. Contrary to expectation, the space missions SWAS and Odin found only very small amounts of water vapour and essentially no O2 in the dense star-forming interstellar medium. Only toward rho Oph A did Odin detect a weak line of O2 at 119 GHz in a beam size of 10 arcmin. A larger telescope aperture such as that of the Herschel Space Observatory is required to resolve the O2 emission and to pinpoint its origin. We use the Heterodyne Instrument for "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1202.5637","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:09:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bGRZ4B7I7YqSXP3803IVZ/VS0Kd6WceiGMeE2HWyzgtHCv++1rqluTF0JkLIAmSzyyZlF/vXEfTfZkg6anyKAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T06:15:37.395068Z"},"content_sha256":"89bc20d79bca43b42e7b3eee270f2abbe5a4a79eaabbadca63a5816b3a45b7a4","schema_version":"1.0","event_id":"sha256:89bc20d79bca43b42e7b3eee270f2abbe5a4a79eaabbadca63a5816b3a45b7a4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OGO26ABEMTBHYS6ZN7SAE5QJ3W/bundle.json","state_url":"https://pith.science/pith/OGO26ABEMTBHYS6ZN7SAE5QJ3W/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OGO26ABEMTBHYS6ZN7SAE5QJ3W/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-27T06:15:37Z","links":{"resolver":"https://pith.science/pith/OGO26ABEMTBHYS6ZN7SAE5QJ3W","bundle":"https://pith.science/pith/OGO26ABEMTBHYS6ZN7SAE5QJ3W/bundle.json","state":"https://pith.science/pith/OGO26ABEMTBHYS6ZN7SAE5QJ3W/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OGO26ABEMTBHYS6ZN7SAE5QJ3W/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:OGO26ABEMTBHYS6ZN7SAE5QJ3W","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"73d406795cb58a275814161526f4124d7d5be0725d7def339e321995aaec9af2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2012-02-25T10:39:30Z","title_canon_sha256":"ce99c377658d0ce77ae9e0bc1dc9fbe3fd3fdcd88ba44ef8fc78efb117fee87f"},"schema_version":"1.0","source":{"id":"1202.5637","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1202.5637","created_at":"2026-05-18T01:09:25Z"},{"alias_kind":"arxiv_version","alias_value":"1202.5637v1","created_at":"2026-05-18T01:09:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1202.5637","created_at":"2026-05-18T01:09:25Z"},{"alias_kind":"pith_short_12","alias_value":"OGO26ABEMTBH","created_at":"2026-05-18T12:27:16Z"},{"alias_kind":"pith_short_16","alias_value":"OGO26ABEMTBHYS6Z","created_at":"2026-05-18T12:27:16Z"},{"alias_kind":"pith_short_8","alias_value":"OGO26ABE","created_at":"2026-05-18T12:27:16Z"}],"graph_snapshots":[{"event_id":"sha256:89bc20d79bca43b42e7b3eee270f2abbe5a4a79eaabbadca63a5816b3a45b7a4","target":"graph","created_at":"2026-05-18T01:09:25Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"Models of pure gas-phase chemistry in well-shielded regions of molecular clouds predict relatively high levels of molecular oxygen, O2, and water, H2O. Contrary to expectation, the space missions SWAS and Odin found only very small amounts of water vapour and essentially no O2 in the dense star-forming interstellar medium. Only toward rho Oph A did Odin detect a weak line of O2 at 119 GHz in a beam size of 10 arcmin. A larger telescope aperture such as that of the Herschel Space Observatory is required to resolve the O2 emission and to pinpoint its origin. We use the Heterodyne Instrument for ","authors_text":"(10) School of Physics, (11) Universit\\'e de Toulouse, (13) SETI Institute, (14) Department of Physics, (15) National Astronomical Observatories, 16), (16) California Institute of Technology, (17) Harvard-Smithsonian Center for Astrophysics, (18) SRON Netherlands Institute for Space Research, (19) Department of Astronomy, (20) Leiden Observatory, 21), (21) Max-Planck-Institut fur Extraterrestrische Physik, (22) Department of Physics, (2) Jet Propulsion Laboratory, (3) Department of Astronomy, (4) LERMA & UMR8112 du CNRS, (5) Onsala Space Observatory, (6) Observatoire de Paris, (7) Centro de Astrobiolog\\'ia, (8) Institute of Astronomy, (9) Department of Astronomy, {\\AA}. Hjalmarson (1), Aa. Sandqvist (3), A.O. Benz (8), A.O.H. Olofsson (5), Astronomy, Beijing, B. Larsson (3), China, CNRS, C. Vastel (11), D.C. Lis (16), D.J. Hollenbach (13), D. Li (15, E.A. Bergin (9), E. Caux (11), E. Falgarone (12), E.F. van Dishoeck (20, E. Roueff (6), F.F.S. van der Tak (18), F. Le Petit (6), France, France (12) LRA/LERMA, Garching, Germany, G.J. Melnick (17), G. Olofsson (3), J.H. Black (1), J.-H. Chen (2), J. Le Bourlot (6), J.R. Goicoechea (7), K. Justtanont (1), Leeds, L. Pagani (4), Madrid, M. de Luca (6), M. Gerin (12), M.J. Kaufman (14), Observatoire de Paris, P. Bergman (5), P. Bjerkeli (1), P. Caselli (10), P. Encrenaz (4), P.F. Goldsmith (2), R. Liseau (1), R.L. Snell (19), San Jos\\'e State University, S. Bruderer (8, Spain, Stockholm University, S. Viti (22), Sweden, Switzerland, T.A. Bell (7), The Netherlands, U.A. Y{\\i}ld{\\i}z (20) ((1) Chalmers University of Technology, UK, University College), University of Leeds, University of Massachusetts, University of Michigan, USA, Z. Nagy (18), Zurich","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2012-02-25T10:39:30Z","title":"Multi-line detection of O2 toward rho Oph A"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1202.5637","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:5cbc3c15da5e469c295b60e45559fc0952cd98122f9f40f34dd51a0c81c180b4","target":"record","created_at":"2026-05-18T01:09:25Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"73d406795cb58a275814161526f4124d7d5be0725d7def339e321995aaec9af2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2012-02-25T10:39:30Z","title_canon_sha256":"ce99c377658d0ce77ae9e0bc1dc9fbe3fd3fdcd88ba44ef8fc78efb117fee87f"},"schema_version":"1.0","source":{"id":"1202.5637","kind":"arxiv","version":1}},"canonical_sha256":"719daf002464c27c4bd96fe4027609ddae2cffe6a1aa80090687b3610eddcb2f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"719daf002464c27c4bd96fe4027609ddae2cffe6a1aa80090687b3610eddcb2f","first_computed_at":"2026-05-18T01:09:25.039727Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:09:25.039727Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"z+rk7Q09ZBqLKyMTCBY90aho2VMyvhPEZ2BzTiISQTvYYS8tE056W8YcXilW63ywQnTlS9866sWPUvKMff0FAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:09:25.040386Z","signed_message":"canonical_sha256_bytes"},"source_id":"1202.5637","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5cbc3c15da5e469c295b60e45559fc0952cd98122f9f40f34dd51a0c81c180b4","sha256:89bc20d79bca43b42e7b3eee270f2abbe5a4a79eaabbadca63a5816b3a45b7a4"],"state_sha256":"79cf1842919c84b2c25954cd4e235bc1e35d30095ed36bd5e78e679903d165d0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"usSCV3ktLz/LIjGgzpFNcEpp1s30fPFAGy56QeKGgwxSJVRXVBcNzgnZgbQN667We+ujXli/pwOQzrxwNLdQAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T06:15:37.397494Z","bundle_sha256":"4f497c77fd996824d0e8791217f97f1d27a3a350b0081da5caec81b3a6ffb450"}}