{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:XXXKRKKL4DHNCPSMF56XJJCEKF","short_pith_number":"pith:XXXKRKKL","schema_version":"1.0","canonical_sha256":"bdeea8a94be0ced13e4c2f7d74a4445156b024da344a1c437e71bcd21f33a770","source":{"kind":"arxiv","id":"2405.01729","version":2},"attestation_state":"computed","paper":{"title":"Thawed Gaussian wave packet dynamics: a critical assessment of three propagation schemes","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"physics.chem-ph","authors_text":"Ilya G. Ryabinkin, Rami Gherib, Scott N. Genin","submitted_at":"2024-05-02T20:51:28Z","abstract_excerpt":"We assessed three schemes for propagating a variable-width (thawed) Gaussian wave packet moving under the influence of Morse or double-well potentials with parameters that are chemically representative. The most rigorous scheme is based on the time-dependent variational principle (TDVP); it leads to realistic behaviour of the center and width of a wave packet in all investigated regimes. Two other approximate schemes, Heller's and the extended semiclassical ones, demonstrate various aberrations. Heller's scheme does not properly account for various zero-point energy-related effects, is unable "},"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":"2405.01729","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.chem-ph","submitted_at":"2024-05-02T20:51:28Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"6eb4db8c9c76a4476a2ad02db4ce33178bb43d075900d90308fe32c616992343","abstract_canon_sha256":"245b997e4f5b37f2085a106f2875d6b663706cb41cf0787f932127a3edf7e8ad"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:47:51.834966Z","signature_b64":"1a6rz38R66RMtYjbso5G3P0MhiVPiItvFll3EgwcZ1VGKhS2pqXDYnXyqaNiHnC2L+5F9UwdVmRwU8zTNmpcBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bdeea8a94be0ced13e4c2f7d74a4445156b024da344a1c437e71bcd21f33a770","last_reissued_at":"2026-07-05T08:47:51.834490Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:47:51.834490Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Thawed Gaussian wave packet dynamics: a critical assessment of three propagation schemes","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"physics.chem-ph","authors_text":"Ilya G. Ryabinkin, Rami Gherib, Scott N. Genin","submitted_at":"2024-05-02T20:51:28Z","abstract_excerpt":"We assessed three schemes for propagating a variable-width (thawed) Gaussian wave packet moving under the influence of Morse or double-well potentials with parameters that are chemically representative. The most rigorous scheme is based on the time-dependent variational principle (TDVP); it leads to realistic behaviour of the center and width of a wave packet in all investigated regimes. Two other approximate schemes, Heller's and the extended semiclassical ones, demonstrate various aberrations. Heller's scheme does not properly account for various zero-point energy-related effects, is unable "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.01729","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2405.01729/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2405.01729","created_at":"2026-07-05T08:47:51.834547+00:00"},{"alias_kind":"arxiv_version","alias_value":"2405.01729v2","created_at":"2026-07-05T08:47:51.834547+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.01729","created_at":"2026-07-05T08:47:51.834547+00:00"},{"alias_kind":"pith_short_12","alias_value":"XXXKRKKL4DHN","created_at":"2026-07-05T08:47:51.834547+00:00"},{"alias_kind":"pith_short_16","alias_value":"XXXKRKKL4DHNCPSM","created_at":"2026-07-05T08:47:51.834547+00:00"},{"alias_kind":"pith_short_8","alias_value":"XXXKRKKL","created_at":"2026-07-05T08:47:51.834547+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2608.03907","citing_title":"A variational hybrid continuous-variable discrete-variable quantum algorithm for adiabatic nuclear dynamics","ref_index":34,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/XXXKRKKL4DHNCPSMF56XJJCEKF","json":"https://pith.science/pith/XXXKRKKL4DHNCPSMF56XJJCEKF.json","graph_json":"https://pith.science/api/pith-number/XXXKRKKL4DHNCPSMF56XJJCEKF/graph.json","events_json":"https://pith.science/api/pith-number/XXXKRKKL4DHNCPSMF56XJJCEKF/events.json","paper":"https://pith.science/paper/XXXKRKKL"},"agent_actions":{"view_html":"https://pith.science/pith/XXXKRKKL4DHNCPSMF56XJJCEKF","download_json":"https://pith.science/pith/XXXKRKKL4DHNCPSMF56XJJCEKF.json","view_paper":"https://pith.science/paper/XXXKRKKL","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2405.01729&json=true","fetch_graph":"https://pith.science/api/pith-number/XXXKRKKL4DHNCPSMF56XJJCEKF/graph.json","fetch_events":"https://pith.science/api/pith-number/XXXKRKKL4DHNCPSMF56XJJCEKF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XXXKRKKL4DHNCPSMF56XJJCEKF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XXXKRKKL4DHNCPSMF56XJJCEKF/action/storage_attestation","attest_author":"https://pith.science/pith/XXXKRKKL4DHNCPSMF56XJJCEKF/action/author_attestation","sign_citation":"https://pith.science/pith/XXXKRKKL4DHNCPSMF56XJJCEKF/action/citation_signature","submit_replication":"https://pith.science/pith/XXXKRKKL4DHNCPSMF56XJJCEKF/action/replication_record"}},"created_at":"2026-07-05T08:47:51.834547+00:00","updated_at":"2026-07-05T08:47:51.834547+00:00"}