{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:FQ4QM5EEGKZ7TA3PXTWNFFCZHM","short_pith_number":"pith:FQ4QM5EE","canonical_record":{"source":{"id":"1212.5328","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2012-12-21T03:56:20Z","cross_cats_sorted":[],"title_canon_sha256":"794255f74d071039dd20fe7ed63d4b207cca8999b5518e19ec982fd06f63e39e","abstract_canon_sha256":"ef820afc898e940a1356bb4d21167ce5205780dde6c555fb72bba6e8362ea470"},"schema_version":"1.0"},"canonical_sha256":"2c3906748432b3f9836fbcecd294593b11f86cc879ea17de5a700e1ea4928588","source":{"kind":"arxiv","id":"1212.5328","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1212.5328","created_at":"2026-05-18T01:52:29Z"},{"alias_kind":"arxiv_version","alias_value":"1212.5328v1","created_at":"2026-05-18T01:52:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1212.5328","created_at":"2026-05-18T01:52:29Z"},{"alias_kind":"pith_short_12","alias_value":"FQ4QM5EEGKZ7","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_16","alias_value":"FQ4QM5EEGKZ7TA3P","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_8","alias_value":"FQ4QM5EE","created_at":"2026-05-18T12:27:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:FQ4QM5EEGKZ7TA3PXTWNFFCZHM","target":"record","payload":{"canonical_record":{"source":{"id":"1212.5328","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2012-12-21T03:56:20Z","cross_cats_sorted":[],"title_canon_sha256":"794255f74d071039dd20fe7ed63d4b207cca8999b5518e19ec982fd06f63e39e","abstract_canon_sha256":"ef820afc898e940a1356bb4d21167ce5205780dde6c555fb72bba6e8362ea470"},"schema_version":"1.0"},"canonical_sha256":"2c3906748432b3f9836fbcecd294593b11f86cc879ea17de5a700e1ea4928588","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:52:29.441511Z","signature_b64":"7g5Xol0suSlFU9JU64dTNf4PaTFaBb2fdXT4Kt8SvHeIXV8mBgN8k859jIX48ce/bVy7PF/0FovD+xRIgG0DAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2c3906748432b3f9836fbcecd294593b11f86cc879ea17de5a700e1ea4928588","last_reissued_at":"2026-05-18T01:52:29.440959Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:52:29.440959Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1212.5328","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":"2026-05-18T01:52:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"w/OXz6zmdPrQv5G31eSQWi49fk02nQXwMJ9S3XXyAsB1TrjLiCjekoRnI2Vj9KSNCBnUQV+4dIzcwOFFb/VwBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T22:37:01.779160Z"},"content_sha256":"0c0843c443ba4ed8efbdd863f9f0fc70344ae4baff03326d1e0c68341733eb7b","schema_version":"1.0","event_id":"sha256:0c0843c443ba4ed8efbdd863f9f0fc70344ae4baff03326d1e0c68341733eb7b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:FQ4QM5EEGKZ7TA3PXTWNFFCZHM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum simulation of Heisenberg spin chains with next nearest neighbor interactions in coupled cavities","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Guang-Can Guo, Xiang-Fa Zhou, Xingxiang Zhou, Zheng-Wei Zhou, Zhi-Xin Chen","submitted_at":"2012-12-21T03:56:20Z","abstract_excerpt":"We propose a scheme to simulate one-dimensional XXZ-type Heisenberg spin models with competing interactions between nearest-neighbors (NNs) and next-NNs in photon-coupled micro-cavities. Our scheme, for the first time, exploits the rich resources and flexible controls available in such a system to realize arbitrarily adjustable ratios between the effective NN and next-NN coupling strengths. Such powerful capability allows us to simulate frustration phenomena and disorder behaviors in 1-d systems arising from next-NN interactions, a large class of problems of great importance in condensed matte"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1212.5328","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":"2026-05-18T01:52:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xzkYCT5yAcas/OUvJEwImiM0M+3UZA6pva55xZXLlFPoxG92Tm8yAf1nQK4B0wussOXac1v/wsO0FcncKOESAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T22:37:01.779528Z"},"content_sha256":"1be073837cb8218a2fa8a711b99057d38c7b05351100b8e184dd98b7fcabbd5e","schema_version":"1.0","event_id":"sha256:1be073837cb8218a2fa8a711b99057d38c7b05351100b8e184dd98b7fcabbd5e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FQ4QM5EEGKZ7TA3PXTWNFFCZHM/bundle.json","state_url":"https://pith.science/pith/FQ4QM5EEGKZ7TA3PXTWNFFCZHM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FQ4QM5EEGKZ7TA3PXTWNFFCZHM/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":"2026-07-02T22:37:01Z","links":{"resolver":"https://pith.science/pith/FQ4QM5EEGKZ7TA3PXTWNFFCZHM","bundle":"https://pith.science/pith/FQ4QM5EEGKZ7TA3PXTWNFFCZHM/bundle.json","state":"https://pith.science/pith/FQ4QM5EEGKZ7TA3PXTWNFFCZHM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FQ4QM5EEGKZ7TA3PXTWNFFCZHM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:FQ4QM5EEGKZ7TA3PXTWNFFCZHM","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":"ef820afc898e940a1356bb4d21167ce5205780dde6c555fb72bba6e8362ea470","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2012-12-21T03:56:20Z","title_canon_sha256":"794255f74d071039dd20fe7ed63d4b207cca8999b5518e19ec982fd06f63e39e"},"schema_version":"1.0","source":{"id":"1212.5328","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1212.5328","created_at":"2026-05-18T01:52:29Z"},{"alias_kind":"arxiv_version","alias_value":"1212.5328v1","created_at":"2026-05-18T01:52:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1212.5328","created_at":"2026-05-18T01:52:29Z"},{"alias_kind":"pith_short_12","alias_value":"FQ4QM5EEGKZ7","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_16","alias_value":"FQ4QM5EEGKZ7TA3P","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_8","alias_value":"FQ4QM5EE","created_at":"2026-05-18T12:27:06Z"}],"graph_snapshots":[{"event_id":"sha256:1be073837cb8218a2fa8a711b99057d38c7b05351100b8e184dd98b7fcabbd5e","target":"graph","created_at":"2026-05-18T01:52:29Z","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 propose a scheme to simulate one-dimensional XXZ-type Heisenberg spin models with competing interactions between nearest-neighbors (NNs) and next-NNs in photon-coupled micro-cavities. Our scheme, for the first time, exploits the rich resources and flexible controls available in such a system to realize arbitrarily adjustable ratios between the effective NN and next-NN coupling strengths. Such powerful capability allows us to simulate frustration phenomena and disorder behaviors in 1-d systems arising from next-NN interactions, a large class of problems of great importance in condensed matte","authors_text":"Guang-Can Guo, Xiang-Fa Zhou, Xingxiang Zhou, Zheng-Wei Zhou, Zhi-Xin Chen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2012-12-21T03:56:20Z","title":"Quantum simulation of Heisenberg spin chains with next nearest neighbor interactions in coupled cavities"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1212.5328","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":"sha256:0c0843c443ba4ed8efbdd863f9f0fc70344ae4baff03326d1e0c68341733eb7b","target":"record","created_at":"2026-05-18T01:52:29Z","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":"ef820afc898e940a1356bb4d21167ce5205780dde6c555fb72bba6e8362ea470","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2012-12-21T03:56:20Z","title_canon_sha256":"794255f74d071039dd20fe7ed63d4b207cca8999b5518e19ec982fd06f63e39e"},"schema_version":"1.0","source":{"id":"1212.5328","kind":"arxiv","version":1}},"canonical_sha256":"2c3906748432b3f9836fbcecd294593b11f86cc879ea17de5a700e1ea4928588","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2c3906748432b3f9836fbcecd294593b11f86cc879ea17de5a700e1ea4928588","first_computed_at":"2026-05-18T01:52:29.440959Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:52:29.440959Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7g5Xol0suSlFU9JU64dTNf4PaTFaBb2fdXT4Kt8SvHeIXV8mBgN8k859jIX48ce/bVy7PF/0FovD+xRIgG0DAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:52:29.441511Z","signed_message":"canonical_sha256_bytes"},"source_id":"1212.5328","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0c0843c443ba4ed8efbdd863f9f0fc70344ae4baff03326d1e0c68341733eb7b","sha256:1be073837cb8218a2fa8a711b99057d38c7b05351100b8e184dd98b7fcabbd5e"],"state_sha256":"49bc3b492189c53d6f48b9fab0836dce69de5f0571ab6d9c2194aaee18af63e5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sU5X/VmUnrEzLUZx6pOr65Ry6XDRVj0NOWExthBwNsY8I3CcNoa81SvsjEHrX3ss7iqXaivE/LfNsGPuFikIDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-02T22:37:01.781473Z","bundle_sha256":"2e5ca05478b0db603102ec0309d63900bae7cd721cf329a79c111cefde68b860"}}