{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:6DX37HXZJ3QITGDV4KHYJWO55X","short_pith_number":"pith:6DX37HXZ","schema_version":"1.0","canonical_sha256":"f0efbf9ef94ee0899875e28f84d9ddeddd000dbb576f8b7e8253234b24704d18","source":{"kind":"arxiv","id":"1612.07232","version":1},"attestation_state":"computed","paper":{"title":"Observation of enhanced rate coefficients in the H$_2^+$ + H$_2$ $\\rightarrow$ H$_3^+$ + H reaction at low collision energies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.chem-ph","authors_text":"Fr\\'ed\\'eric Merkt, Johannes Deiglmayr, Katharina H\\\"oveler, Otto Schullian, Pitt Allmendinger","submitted_at":"2016-12-21T16:53:29Z","abstract_excerpt":"The energy dependence of the rate coefficient of the H$_2^+\\ + {\\rm H}_2 \\rightarrow {\\rm H}_3^+ + {\\rm H}$ reaction has been measured in the range of collision energies between $k_\\mathrm{B}\\cdot 10$ K and $k_\\mathrm{B}\\cdot 300$ mK. A clear deviation of the rate coefficient from the value expected on the basis of the classical Langevin-capture behavior has been observed at collision energies below $k_\\mathrm{B}\\cdot 1$ K, which is attributed to the joint effects of the ion-quadrupole and Coriolis interactions in collisions involving ortho-H$_2$ molecules in the $j = 1$ rotational level, whic"},"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":"1612.07232","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2016-12-21T16:53:29Z","cross_cats_sorted":[],"title_canon_sha256":"ab84e330a18d4de68d4426a09fb6393af05f7bad5fc3972d79a589518b697fa0","abstract_canon_sha256":"4df4460c1a1605eff09c3292f4e216e33972b5ca4be66eb7069bbc3756256be7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:53:16.962433Z","signature_b64":"V5uc9BHIbkxtvtPLmNPKL7HrRgL7mwpL6PI4CgwkPyCpcIn8x/SxGu8nlyXrDTeRy5Y1UYnV0OzZnBWVVECnCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f0efbf9ef94ee0899875e28f84d9ddeddd000dbb576f8b7e8253234b24704d18","last_reissued_at":"2026-05-18T00:53:16.961806Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:53:16.961806Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Observation of enhanced rate coefficients in the H$_2^+$ + H$_2$ $\\rightarrow$ H$_3^+$ + H reaction at low collision energies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.chem-ph","authors_text":"Fr\\'ed\\'eric Merkt, Johannes Deiglmayr, Katharina H\\\"oveler, Otto Schullian, Pitt Allmendinger","submitted_at":"2016-12-21T16:53:29Z","abstract_excerpt":"The energy dependence of the rate coefficient of the H$_2^+\\ + {\\rm H}_2 \\rightarrow {\\rm H}_3^+ + {\\rm H}$ reaction has been measured in the range of collision energies between $k_\\mathrm{B}\\cdot 10$ K and $k_\\mathrm{B}\\cdot 300$ mK. A clear deviation of the rate coefficient from the value expected on the basis of the classical Langevin-capture behavior has been observed at collision energies below $k_\\mathrm{B}\\cdot 1$ K, which is attributed to the joint effects of the ion-quadrupole and Coriolis interactions in collisions involving ortho-H$_2$ molecules in the $j = 1$ rotational level, whic"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.07232","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":"1612.07232","created_at":"2026-05-18T00:53:16.961895+00:00"},{"alias_kind":"arxiv_version","alias_value":"1612.07232v1","created_at":"2026-05-18T00:53:16.961895+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.07232","created_at":"2026-05-18T00:53:16.961895+00:00"},{"alias_kind":"pith_short_12","alias_value":"6DX37HXZJ3QI","created_at":"2026-05-18T12:30:01.593930+00:00"},{"alias_kind":"pith_short_16","alias_value":"6DX37HXZJ3QITGDV","created_at":"2026-05-18T12:30:01.593930+00:00"},{"alias_kind":"pith_short_8","alias_value":"6DX37HXZ","created_at":"2026-05-18T12:30:01.593930+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/6DX37HXZJ3QITGDV4KHYJWO55X","json":"https://pith.science/pith/6DX37HXZJ3QITGDV4KHYJWO55X.json","graph_json":"https://pith.science/api/pith-number/6DX37HXZJ3QITGDV4KHYJWO55X/graph.json","events_json":"https://pith.science/api/pith-number/6DX37HXZJ3QITGDV4KHYJWO55X/events.json","paper":"https://pith.science/paper/6DX37HXZ"},"agent_actions":{"view_html":"https://pith.science/pith/6DX37HXZJ3QITGDV4KHYJWO55X","download_json":"https://pith.science/pith/6DX37HXZJ3QITGDV4KHYJWO55X.json","view_paper":"https://pith.science/paper/6DX37HXZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1612.07232&json=true","fetch_graph":"https://pith.science/api/pith-number/6DX37HXZJ3QITGDV4KHYJWO55X/graph.json","fetch_events":"https://pith.science/api/pith-number/6DX37HXZJ3QITGDV4KHYJWO55X/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6DX37HXZJ3QITGDV4KHYJWO55X/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6DX37HXZJ3QITGDV4KHYJWO55X/action/storage_attestation","attest_author":"https://pith.science/pith/6DX37HXZJ3QITGDV4KHYJWO55X/action/author_attestation","sign_citation":"https://pith.science/pith/6DX37HXZJ3QITGDV4KHYJWO55X/action/citation_signature","submit_replication":"https://pith.science/pith/6DX37HXZJ3QITGDV4KHYJWO55X/action/replication_record"}},"created_at":"2026-05-18T00:53:16.961895+00:00","updated_at":"2026-05-18T00:53:16.961895+00:00"}