{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:FVSWZLZD7EYJHRQSBXC66BAHN6","short_pith_number":"pith:FVSWZLZD","canonical_record":{"source":{"id":"1902.05169","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-02-14T00:01:09Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"ef5f7bb4e12a9616eed0c7459ccfd694845055fac14f2c960dd2e07e0ab17996","abstract_canon_sha256":"6c6741d280a77a1979577187e8b0e3589f3fb13852386cf23d0d327c018dbe2f"},"schema_version":"1.0"},"canonical_sha256":"2d656caf23f93093c6120dc5ef04076fb0f3a81110ec3f4cf589ce076439736f","source":{"kind":"arxiv","id":"1902.05169","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1902.05169","created_at":"2026-05-17T23:48:50Z"},{"alias_kind":"arxiv_version","alias_value":"1902.05169v3","created_at":"2026-05-17T23:48:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.05169","created_at":"2026-05-17T23:48:50Z"},{"alias_kind":"pith_short_12","alias_value":"FVSWZLZD7EYJ","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_16","alias_value":"FVSWZLZD7EYJHRQS","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_8","alias_value":"FVSWZLZD","created_at":"2026-05-18T12:33:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:FVSWZLZD7EYJHRQSBXC66BAHN6","target":"record","payload":{"canonical_record":{"source":{"id":"1902.05169","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-02-14T00:01:09Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"ef5f7bb4e12a9616eed0c7459ccfd694845055fac14f2c960dd2e07e0ab17996","abstract_canon_sha256":"6c6741d280a77a1979577187e8b0e3589f3fb13852386cf23d0d327c018dbe2f"},"schema_version":"1.0"},"canonical_sha256":"2d656caf23f93093c6120dc5ef04076fb0f3a81110ec3f4cf589ce076439736f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:48:50.123795Z","signature_b64":"wTavicP+Gw0RqNyHWtPfllD6zmMEZ/4t/4d0CCu8LFWUbiqCEueZD9VJhgrIsQGTyCgY5dAGzGK+1/Dc8R20Bw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2d656caf23f93093c6120dc5ef04076fb0f3a81110ec3f4cf589ce076439736f","last_reissued_at":"2026-05-17T23:48:50.123304Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:48:50.123304Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1902.05169","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:48:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0gxMpnxJlaAS2o7VHElb0aK4R36RByBxRs8LIZD0krhFCD+EutqxrDChkaui9PNnfs+rewdPOD6RN5vIKD0kDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T09:53:37.434299Z"},"content_sha256":"cd1ed03ea751656a97e295e412b8bf3ccdb5af9ad3ff26e76e6d7753c5ac91ad","schema_version":"1.0","event_id":"sha256:cd1ed03ea751656a97e295e412b8bf3ccdb5af9ad3ff26e76e6d7753c5ac91ad"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:FVSWZLZD7EYJHRQSBXC66BAHN6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantized \\Delta S=2 Excitation Spectra by Confinement in an S=1 Spin Chain","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"cond-mat.str-el","authors_text":"Sei-ichiro Suga, Takafumi Suzuki","submitted_at":"2019-02-14T00:01:09Z","abstract_excerpt":"We calculate the dynamical spin-structure factor of the $S=1$ Ising spin chain with negative single-ion anisotropy in magnetic fields using the infinite time-evolving-block-decimation algorithm. We show that when a transverse magnetic field is applied, both the $\\Delta S=2$ excitation continuum and one-magnon mode appear in the low-lying excitation. When a longitudinal magnetic field is further applied, the excitation continuum changes into quantized excitation spectra. The quantized $\\Delta S=2$ excitation spectra originate from the confinement of two domain walls, each of which carries $\\Del"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.05169","kind":"arxiv","version":3},"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":"2026-05-17T23:48:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4bPmHkg6XOQSbuKClKJxYlYXXeaxCDJRwhtU0TZ2ym/rR7/e4CB4eOKZ2ZtlhZDyGPtctJqTOpBzG2hnzkdkCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T09:53:37.434730Z"},"content_sha256":"8d4603301893caef879dea3d3e39e42c7d18cacaad57c1f351f9aff5b3be825e","schema_version":"1.0","event_id":"sha256:8d4603301893caef879dea3d3e39e42c7d18cacaad57c1f351f9aff5b3be825e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FVSWZLZD7EYJHRQSBXC66BAHN6/bundle.json","state_url":"https://pith.science/pith/FVSWZLZD7EYJHRQSBXC66BAHN6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FVSWZLZD7EYJHRQSBXC66BAHN6/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":"2026-05-20T09:53:37Z","links":{"resolver":"https://pith.science/pith/FVSWZLZD7EYJHRQSBXC66BAHN6","bundle":"https://pith.science/pith/FVSWZLZD7EYJHRQSBXC66BAHN6/bundle.json","state":"https://pith.science/pith/FVSWZLZD7EYJHRQSBXC66BAHN6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FVSWZLZD7EYJHRQSBXC66BAHN6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:FVSWZLZD7EYJHRQSBXC66BAHN6","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":"6c6741d280a77a1979577187e8b0e3589f3fb13852386cf23d0d327c018dbe2f","cross_cats_sorted":["cond-mat.stat-mech"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-02-14T00:01:09Z","title_canon_sha256":"ef5f7bb4e12a9616eed0c7459ccfd694845055fac14f2c960dd2e07e0ab17996"},"schema_version":"1.0","source":{"id":"1902.05169","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1902.05169","created_at":"2026-05-17T23:48:50Z"},{"alias_kind":"arxiv_version","alias_value":"1902.05169v3","created_at":"2026-05-17T23:48:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.05169","created_at":"2026-05-17T23:48:50Z"},{"alias_kind":"pith_short_12","alias_value":"FVSWZLZD7EYJ","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_16","alias_value":"FVSWZLZD7EYJHRQS","created_at":"2026-05-18T12:33:15Z"},{"alias_kind":"pith_short_8","alias_value":"FVSWZLZD","created_at":"2026-05-18T12:33:15Z"}],"graph_snapshots":[{"event_id":"sha256:8d4603301893caef879dea3d3e39e42c7d18cacaad57c1f351f9aff5b3be825e","target":"graph","created_at":"2026-05-17T23:48:50Z","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 calculate the dynamical spin-structure factor of the $S=1$ Ising spin chain with negative single-ion anisotropy in magnetic fields using the infinite time-evolving-block-decimation algorithm. We show that when a transverse magnetic field is applied, both the $\\Delta S=2$ excitation continuum and one-magnon mode appear in the low-lying excitation. When a longitudinal magnetic field is further applied, the excitation continuum changes into quantized excitation spectra. The quantized $\\Delta S=2$ excitation spectra originate from the confinement of two domain walls, each of which carries $\\Del","authors_text":"Sei-ichiro Suga, Takafumi Suzuki","cross_cats":["cond-mat.stat-mech"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-02-14T00:01:09Z","title":"Quantized \\Delta S=2 Excitation Spectra by Confinement in an S=1 Spin Chain"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.05169","kind":"arxiv","version":3},"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:cd1ed03ea751656a97e295e412b8bf3ccdb5af9ad3ff26e76e6d7753c5ac91ad","target":"record","created_at":"2026-05-17T23:48:50Z","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":"6c6741d280a77a1979577187e8b0e3589f3fb13852386cf23d0d327c018dbe2f","cross_cats_sorted":["cond-mat.stat-mech"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-02-14T00:01:09Z","title_canon_sha256":"ef5f7bb4e12a9616eed0c7459ccfd694845055fac14f2c960dd2e07e0ab17996"},"schema_version":"1.0","source":{"id":"1902.05169","kind":"arxiv","version":3}},"canonical_sha256":"2d656caf23f93093c6120dc5ef04076fb0f3a81110ec3f4cf589ce076439736f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2d656caf23f93093c6120dc5ef04076fb0f3a81110ec3f4cf589ce076439736f","first_computed_at":"2026-05-17T23:48:50.123304Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:48:50.123304Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wTavicP+Gw0RqNyHWtPfllD6zmMEZ/4t/4d0CCu8LFWUbiqCEueZD9VJhgrIsQGTyCgY5dAGzGK+1/Dc8R20Bw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:48:50.123795Z","signed_message":"canonical_sha256_bytes"},"source_id":"1902.05169","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cd1ed03ea751656a97e295e412b8bf3ccdb5af9ad3ff26e76e6d7753c5ac91ad","sha256:8d4603301893caef879dea3d3e39e42c7d18cacaad57c1f351f9aff5b3be825e"],"state_sha256":"ed3470b44c8bb27240cfb6996fa2cebaa6172cce5c64bd66c9d08519936794a4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MdMC1PGrlyKJj9QOIG/npaAPuq/MRB9/De7wfDj1D9JyeV7T/Ome8Q5t9P+Zarus+yj4Zq1nORH31h8y58k/Dw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-20T09:53:37.439253Z","bundle_sha256":"16b9650322e183d3b49e5afafa55489a31531f73d1285b56a5b341ec7f53b624"}}