{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:WJE6G743EB46WWLBJSG4XNX5CL","short_pith_number":"pith:WJE6G743","canonical_record":{"source":{"id":"1709.08153","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2017-09-24T06:08:20Z","cross_cats_sorted":["cond-mat.mtrl-sci","physics.atom-ph"],"title_canon_sha256":"431e500aeab4d8ca91a0f8699176e2e4e297fc60182cf260b2b1078ba4f672e6","abstract_canon_sha256":"34c43dcb0438289ead7d11d1ec73236a0a481285430a76e4b9e737e245172b1e"},"schema_version":"1.0"},"canonical_sha256":"b249e37f9b2079eb59614c8dcbb6fd12e00482402b00de88fe2e69cb43f2d4ee","source":{"kind":"arxiv","id":"1709.08153","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.08153","created_at":"2026-05-18T00:07:37Z"},{"alias_kind":"arxiv_version","alias_value":"1709.08153v1","created_at":"2026-05-18T00:07:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.08153","created_at":"2026-05-18T00:07:37Z"},{"alias_kind":"pith_short_12","alias_value":"WJE6G743EB46","created_at":"2026-05-18T12:31:53Z"},{"alias_kind":"pith_short_16","alias_value":"WJE6G743EB46WWLB","created_at":"2026-05-18T12:31:53Z"},{"alias_kind":"pith_short_8","alias_value":"WJE6G743","created_at":"2026-05-18T12:31:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:WJE6G743EB46WWLBJSG4XNX5CL","target":"record","payload":{"canonical_record":{"source":{"id":"1709.08153","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2017-09-24T06:08:20Z","cross_cats_sorted":["cond-mat.mtrl-sci","physics.atom-ph"],"title_canon_sha256":"431e500aeab4d8ca91a0f8699176e2e4e297fc60182cf260b2b1078ba4f672e6","abstract_canon_sha256":"34c43dcb0438289ead7d11d1ec73236a0a481285430a76e4b9e737e245172b1e"},"schema_version":"1.0"},"canonical_sha256":"b249e37f9b2079eb59614c8dcbb6fd12e00482402b00de88fe2e69cb43f2d4ee","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:07:37.977803Z","signature_b64":"FahcLefBAaDrVenBku/OhLCvYES0gSsmVdDSQTo3t8sbA9kYBmLJJL91bbnIgf3O3zvjWHOfMZk+MkB36QWCDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b249e37f9b2079eb59614c8dcbb6fd12e00482402b00de88fe2e69cb43f2d4ee","last_reissued_at":"2026-05-18T00:07:37.977184Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:07:37.977184Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1709.08153","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":"2026-05-18T00:07:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TXhXzMe5mvzGuJNPFssvd+PnoKlCntxTtUPozLf6Vqx3f4Sf+SLwpZlvDJ3TuN4YVzTtVmmY62jgcxKl5g5sAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T13:36:21.956352Z"},"content_sha256":"2fa405db54a75c565c500df1732b065e924b89cd765d4c5bc19986708fdc9810","schema_version":"1.0","event_id":"sha256:2fa405db54a75c565c500df1732b065e924b89cd765d4c5bc19986708fdc9810"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:WJE6G743EB46WWLBJSG4XNX5CL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Time-dependent Hartree-Fock study of electron-hole interaction effects on high-harmonic generation from periodic crystals","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","physics.atom-ph"],"primary_cat":"physics.optics","authors_text":"Junji Yumoto, Kenichi L. Ishikawa, Makoto Kuwata-Gonokami, Takeshi Sato, Takuya Ikemachi, Yasushi Shinohara","submitted_at":"2017-09-24T06:08:20Z","abstract_excerpt":"We investigate the multielectron effects on high-harmonic generation from solid-state materials using the time-dependent Hartree-Fock theory. We find qualitative change in harmonic spectra, in particular, multiple-plateau formation at significantly lower laser intensities than within the independent-electron approximation. We reveal its origin in terms of interband polarization, i.e, electron-hole polarization, enabling interband excitation at remote crystal momenta via Coulomb potential."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.08153","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":"2026-05-18T00:07:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NtNZjfIkW2WGhGNhyHpgbIsT77Vxnhg6REgR7cpzn9o7i3iVSOozTITzIB8XlICbe47gDQU4BeQX2T0E8AFfCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T13:36:21.956699Z"},"content_sha256":"e5587c02dabf5694973a4e71cc45200dba76da7fb841eafe1575701fda6b570c","schema_version":"1.0","event_id":"sha256:e5587c02dabf5694973a4e71cc45200dba76da7fb841eafe1575701fda6b570c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WJE6G743EB46WWLBJSG4XNX5CL/bundle.json","state_url":"https://pith.science/pith/WJE6G743EB46WWLBJSG4XNX5CL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WJE6G743EB46WWLBJSG4XNX5CL/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":"2026-06-08T13:36:21Z","links":{"resolver":"https://pith.science/pith/WJE6G743EB46WWLBJSG4XNX5CL","bundle":"https://pith.science/pith/WJE6G743EB46WWLBJSG4XNX5CL/bundle.json","state":"https://pith.science/pith/WJE6G743EB46WWLBJSG4XNX5CL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WJE6G743EB46WWLBJSG4XNX5CL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:WJE6G743EB46WWLBJSG4XNX5CL","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":"34c43dcb0438289ead7d11d1ec73236a0a481285430a76e4b9e737e245172b1e","cross_cats_sorted":["cond-mat.mtrl-sci","physics.atom-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2017-09-24T06:08:20Z","title_canon_sha256":"431e500aeab4d8ca91a0f8699176e2e4e297fc60182cf260b2b1078ba4f672e6"},"schema_version":"1.0","source":{"id":"1709.08153","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.08153","created_at":"2026-05-18T00:07:37Z"},{"alias_kind":"arxiv_version","alias_value":"1709.08153v1","created_at":"2026-05-18T00:07:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.08153","created_at":"2026-05-18T00:07:37Z"},{"alias_kind":"pith_short_12","alias_value":"WJE6G743EB46","created_at":"2026-05-18T12:31:53Z"},{"alias_kind":"pith_short_16","alias_value":"WJE6G743EB46WWLB","created_at":"2026-05-18T12:31:53Z"},{"alias_kind":"pith_short_8","alias_value":"WJE6G743","created_at":"2026-05-18T12:31:53Z"}],"graph_snapshots":[{"event_id":"sha256:e5587c02dabf5694973a4e71cc45200dba76da7fb841eafe1575701fda6b570c","target":"graph","created_at":"2026-05-18T00:07:37Z","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 multielectron effects on high-harmonic generation from solid-state materials using the time-dependent Hartree-Fock theory. We find qualitative change in harmonic spectra, in particular, multiple-plateau formation at significantly lower laser intensities than within the independent-electron approximation. We reveal its origin in terms of interband polarization, i.e, electron-hole polarization, enabling interband excitation at remote crystal momenta via Coulomb potential.","authors_text":"Junji Yumoto, Kenichi L. Ishikawa, Makoto Kuwata-Gonokami, Takeshi Sato, Takuya Ikemachi, Yasushi Shinohara","cross_cats":["cond-mat.mtrl-sci","physics.atom-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2017-09-24T06:08:20Z","title":"Time-dependent Hartree-Fock study of electron-hole interaction effects on high-harmonic generation from periodic crystals"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.08153","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":"sha256:2fa405db54a75c565c500df1732b065e924b89cd765d4c5bc19986708fdc9810","target":"record","created_at":"2026-05-18T00:07:37Z","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":"34c43dcb0438289ead7d11d1ec73236a0a481285430a76e4b9e737e245172b1e","cross_cats_sorted":["cond-mat.mtrl-sci","physics.atom-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2017-09-24T06:08:20Z","title_canon_sha256":"431e500aeab4d8ca91a0f8699176e2e4e297fc60182cf260b2b1078ba4f672e6"},"schema_version":"1.0","source":{"id":"1709.08153","kind":"arxiv","version":1}},"canonical_sha256":"b249e37f9b2079eb59614c8dcbb6fd12e00482402b00de88fe2e69cb43f2d4ee","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b249e37f9b2079eb59614c8dcbb6fd12e00482402b00de88fe2e69cb43f2d4ee","first_computed_at":"2026-05-18T00:07:37.977184Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:07:37.977184Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FahcLefBAaDrVenBku/OhLCvYES0gSsmVdDSQTo3t8sbA9kYBmLJJL91bbnIgf3O3zvjWHOfMZk+MkB36QWCDg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:07:37.977803Z","signed_message":"canonical_sha256_bytes"},"source_id":"1709.08153","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2fa405db54a75c565c500df1732b065e924b89cd765d4c5bc19986708fdc9810","sha256:e5587c02dabf5694973a4e71cc45200dba76da7fb841eafe1575701fda6b570c"],"state_sha256":"5e4bc7b0e706caf1284591a3a1b235ae1a4f712b1208e608f919fb5d15754b88"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YvaijwPqWIdbbTcPKBP6QrIPsTCsmZinI/8Vi5YgivBm5BxMd20jnS/DXm6h+dBiz/EmqfgQeYKE3WR8apHsBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T13:36:21.958658Z","bundle_sha256":"964b6ffed3e8c1f3f16c43c1861df80ea829dfc67719111ca9eabe66fab0152a"}}