{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:Z4AUA7CFVXYYK57MTJBWVIJYUA","short_pith_number":"pith:Z4AUA7CF","canonical_record":{"source":{"id":"1304.5835","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2013-04-22T05:24:23Z","cross_cats_sorted":["physics.chem-ph"],"title_canon_sha256":"8f68b77e8ac8d13bb532d3d3c670814be10effd5d94f7a2d50a659574150481d","abstract_canon_sha256":"934744d87fd3e39920efc69673ffaf2ff93114012670ca65fd2c7532ab6cfb15"},"schema_version":"1.0"},"canonical_sha256":"cf01407c45adf18577ec9a436aa138a030360a43a8a636f076830eebd02b434f","source":{"kind":"arxiv","id":"1304.5835","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.5835","created_at":"2026-05-18T01:50:23Z"},{"alias_kind":"arxiv_version","alias_value":"1304.5835v1","created_at":"2026-05-18T01:50:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.5835","created_at":"2026-05-18T01:50:23Z"},{"alias_kind":"pith_short_12","alias_value":"Z4AUA7CFVXYY","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_16","alias_value":"Z4AUA7CFVXYYK57M","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_8","alias_value":"Z4AUA7CF","created_at":"2026-05-18T12:28:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:Z4AUA7CFVXYYK57MTJBWVIJYUA","target":"record","payload":{"canonical_record":{"source":{"id":"1304.5835","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2013-04-22T05:24:23Z","cross_cats_sorted":["physics.chem-ph"],"title_canon_sha256":"8f68b77e8ac8d13bb532d3d3c670814be10effd5d94f7a2d50a659574150481d","abstract_canon_sha256":"934744d87fd3e39920efc69673ffaf2ff93114012670ca65fd2c7532ab6cfb15"},"schema_version":"1.0"},"canonical_sha256":"cf01407c45adf18577ec9a436aa138a030360a43a8a636f076830eebd02b434f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:50:23.821359Z","signature_b64":"3TaGtl0CG9TfaGwI3SOpcK+2rP8HymjQCG5tknj6KlI1hUZBpWwTveGGYx5lGmcaJFyuEqBBx/14CdI0RJwuCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cf01407c45adf18577ec9a436aa138a030360a43a8a636f076830eebd02b434f","last_reissued_at":"2026-05-18T01:50:23.820567Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:50:23.820567Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1304.5835","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":"2026-05-18T01:50:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UDHg3Cp27oyE8u7UQRP8ihvl0gmeAEzyjouhfqCsWPogf6gfB7a4V7jTD2qgANvjapQztUGrmTsZ1K81ha4ICQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T10:25:56.002451Z"},"content_sha256":"4c84edb906ff8e3eb33596a2983174a0f084cb4d5b398b1b3d967c573210a991","schema_version":"1.0","event_id":"sha256:4c84edb906ff8e3eb33596a2983174a0f084cb4d5b398b1b3d967c573210a991"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:Z4AUA7CFVXYYK57MTJBWVIJYUA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Time-dependent complete-active-space self-consistent field method for multielectron dynamics in intense laser fields","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.chem-ph"],"primary_cat":"physics.atom-ph","authors_text":"Kenichi L. Ishikawa, Takeshi Sato","submitted_at":"2013-04-22T05:24:23Z","abstract_excerpt":"The time-dependent complete-active-space self-consistent-field (TD-CASSCF) method for the description of multielectron dynamics in intense laser fields is presented, and a comprehensive description of the method is given. It introduces the concept of frozen-core (to model tightly bound electrons with no response to the field), dynamical-core (to model electrons tightly bound but responding to the field), and active (fully correlated to describe ionizing electrons) orbital subspaces, allowing compact yet accurate representation of ionization dynamics in many-electron systems. The classification"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.5835","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":"2026-05-18T01:50:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BtIFOqgpj6Hg7rlCLiLPY8iqAoWp6mxwOcHrMwaO4K2MV9wcBphoiZ5NEIYmlL2t1HxvPt5c1V7JlwVlDqMADg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T10:25:56.002795Z"},"content_sha256":"c44827fbeb190ebc0b84028ad1b9a2920b1942824b72fd6ec2e13f88273eda85","schema_version":"1.0","event_id":"sha256:c44827fbeb190ebc0b84028ad1b9a2920b1942824b72fd6ec2e13f88273eda85"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Z4AUA7CFVXYYK57MTJBWVIJYUA/bundle.json","state_url":"https://pith.science/pith/Z4AUA7CFVXYYK57MTJBWVIJYUA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Z4AUA7CFVXYYK57MTJBWVIJYUA/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":"2026-06-07T10:25:56Z","links":{"resolver":"https://pith.science/pith/Z4AUA7CFVXYYK57MTJBWVIJYUA","bundle":"https://pith.science/pith/Z4AUA7CFVXYYK57MTJBWVIJYUA/bundle.json","state":"https://pith.science/pith/Z4AUA7CFVXYYK57MTJBWVIJYUA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Z4AUA7CFVXYYK57MTJBWVIJYUA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:Z4AUA7CFVXYYK57MTJBWVIJYUA","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":"934744d87fd3e39920efc69673ffaf2ff93114012670ca65fd2c7532ab6cfb15","cross_cats_sorted":["physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2013-04-22T05:24:23Z","title_canon_sha256":"8f68b77e8ac8d13bb532d3d3c670814be10effd5d94f7a2d50a659574150481d"},"schema_version":"1.0","source":{"id":"1304.5835","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1304.5835","created_at":"2026-05-18T01:50:23Z"},{"alias_kind":"arxiv_version","alias_value":"1304.5835v1","created_at":"2026-05-18T01:50:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1304.5835","created_at":"2026-05-18T01:50:23Z"},{"alias_kind":"pith_short_12","alias_value":"Z4AUA7CFVXYY","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_16","alias_value":"Z4AUA7CFVXYYK57M","created_at":"2026-05-18T12:28:09Z"},{"alias_kind":"pith_short_8","alias_value":"Z4AUA7CF","created_at":"2026-05-18T12:28:09Z"}],"graph_snapshots":[{"event_id":"sha256:c44827fbeb190ebc0b84028ad1b9a2920b1942824b72fd6ec2e13f88273eda85","target":"graph","created_at":"2026-05-18T01:50:23Z","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":"The time-dependent complete-active-space self-consistent-field (TD-CASSCF) method for the description of multielectron dynamics in intense laser fields is presented, and a comprehensive description of the method is given. It introduces the concept of frozen-core (to model tightly bound electrons with no response to the field), dynamical-core (to model electrons tightly bound but responding to the field), and active (fully correlated to describe ionizing electrons) orbital subspaces, allowing compact yet accurate representation of ionization dynamics in many-electron systems. The classification","authors_text":"Kenichi L. Ishikawa, Takeshi Sato","cross_cats":["physics.chem-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2013-04-22T05:24:23Z","title":"Time-dependent complete-active-space self-consistent field method for multielectron dynamics in intense laser fields"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1304.5835","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":"sha256:4c84edb906ff8e3eb33596a2983174a0f084cb4d5b398b1b3d967c573210a991","target":"record","created_at":"2026-05-18T01:50:23Z","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":"934744d87fd3e39920efc69673ffaf2ff93114012670ca65fd2c7532ab6cfb15","cross_cats_sorted":["physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2013-04-22T05:24:23Z","title_canon_sha256":"8f68b77e8ac8d13bb532d3d3c670814be10effd5d94f7a2d50a659574150481d"},"schema_version":"1.0","source":{"id":"1304.5835","kind":"arxiv","version":1}},"canonical_sha256":"cf01407c45adf18577ec9a436aa138a030360a43a8a636f076830eebd02b434f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cf01407c45adf18577ec9a436aa138a030360a43a8a636f076830eebd02b434f","first_computed_at":"2026-05-18T01:50:23.820567Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:50:23.820567Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"3TaGtl0CG9TfaGwI3SOpcK+2rP8HymjQCG5tknj6KlI1hUZBpWwTveGGYx5lGmcaJFyuEqBBx/14CdI0RJwuCA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:50:23.821359Z","signed_message":"canonical_sha256_bytes"},"source_id":"1304.5835","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4c84edb906ff8e3eb33596a2983174a0f084cb4d5b398b1b3d967c573210a991","sha256:c44827fbeb190ebc0b84028ad1b9a2920b1942824b72fd6ec2e13f88273eda85"],"state_sha256":"9c77a2c7437dbdf1622474670bd8c306d5a3f7e1632bbcb1cf115f94a7c7b750"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RFMSEh8LDBKOrlNQzoatevM62hHaZoG/Qxxd0iMRqaFxHWITx17h7Rwy3/lGa/fTwqwY8FYmc46Icu6/j9uoDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T10:25:56.004706Z","bundle_sha256":"b29eced570bf0e9aed207888848a6e3ced3725d6acae7e8f6f6b682db2c4114f"}}