{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:K6WPC45QGQLNRG54TJVY3VQ4XP","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":"4eaafe86f386b1f7eabe83d69c7e694c567b2a877f718ed4c88a8b4cedc235c6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2013-10-16T15:21:02Z","title_canon_sha256":"abca571369c4b7e651bc4916924c4f64e63c8fb2475ef41140a05181af33023a"},"schema_version":"1.0","source":{"id":"1310.4414","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.4414","created_at":"2026-05-18T01:46:58Z"},{"alias_kind":"arxiv_version","alias_value":"1310.4414v2","created_at":"2026-05-18T01:46:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.4414","created_at":"2026-05-18T01:46:58Z"},{"alias_kind":"pith_short_12","alias_value":"K6WPC45QGQLN","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_16","alias_value":"K6WPC45QGQLNRG54","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_8","alias_value":"K6WPC45Q","created_at":"2026-05-18T12:27:49Z"}],"graph_snapshots":[{"event_id":"sha256:5d343d70f7276c1d3c78b97b2b81e4b7dc9a4d8fb66fe421b5629928811d7a4b","target":"graph","created_at":"2026-05-18T01:46:58Z","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":"We investigate the potential energy surfaces and activation energies for reactions between methyl halide molecules CH$_{3}X$ ($X$ = F, Cl, Br, I) and alkali-metal atoms $A$ ($A$ = Li, Na, K, Rb) using high-level {\\it ab initio} calculations. We examine the anisotropy of each intermolecular potential energy surface (PES) and the mechanism and energetics of the only available exothermic reaction pathway, ${\\rm CH}_{3}X+A\\rightarrow{\\rm CH}_{3}+AX$. The region of the transition state is explored using two-dimensional PES cuts and estimates of the activation energies are inferred. Nearly all combi","authors_text":"Jeremy M. Hutson, Jesse J. Lutz","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2013-10-16T15:21:02Z","title":"Reactions between cold methyl halide molecules and alkali-metal atoms"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.4414","kind":"arxiv","version":2},"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:ab94034879b975f8afb69612cc2519287b6d655ab35aba7e0b14b4ab0f19b310","target":"record","created_at":"2026-05-18T01:46:58Z","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":"4eaafe86f386b1f7eabe83d69c7e694c567b2a877f718ed4c88a8b4cedc235c6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2013-10-16T15:21:02Z","title_canon_sha256":"abca571369c4b7e651bc4916924c4f64e63c8fb2475ef41140a05181af33023a"},"schema_version":"1.0","source":{"id":"1310.4414","kind":"arxiv","version":2}},"canonical_sha256":"57acf173b03416d89bbc9a6b8dd61cbbdae16bbfc351517c0ce8d6e487fe203d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"57acf173b03416d89bbc9a6b8dd61cbbdae16bbfc351517c0ce8d6e487fe203d","first_computed_at":"2026-05-18T01:46:58.822819Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:46:58.822819Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"GDFQdgoSVy7web7ZjXh3jv6fTlptvZihHI8cWC9qoSc8niSWOPtroM1of9FX2Nnh2bGVh3e4PqqwoILFdJT9BA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:46:58.823383Z","signed_message":"canonical_sha256_bytes"},"source_id":"1310.4414","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ab94034879b975f8afb69612cc2519287b6d655ab35aba7e0b14b4ab0f19b310","sha256:5d343d70f7276c1d3c78b97b2b81e4b7dc9a4d8fb66fe421b5629928811d7a4b"],"state_sha256":"7145320eeae067127562d53686430f19ccb106ab63aabdf5edbfa1a910701fc8"}