{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:UBGWYP3MJFWQPG3ADXQCARYZBR","short_pith_number":"pith:UBGWYP3M","canonical_record":{"source":{"id":"1311.3299","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-11-13T21:00:02Z","cross_cats_sorted":[],"title_canon_sha256":"2e23643758731e5a94bd0749007daecf49de9e6d173d0a72db49ad2b22f6a878","abstract_canon_sha256":"88121834e4e5ce7027b941e25fac92d930e9718fb8ef3b7b953a170e87098cc5"},"schema_version":"1.0"},"canonical_sha256":"a04d6c3f6c496d079b601de02047190c52651f9d21bd8e1bffbfb60706070a7a","source":{"kind":"arxiv","id":"1311.3299","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1311.3299","created_at":"2026-05-18T03:07:11Z"},{"alias_kind":"arxiv_version","alias_value":"1311.3299v1","created_at":"2026-05-18T03:07:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1311.3299","created_at":"2026-05-18T03:07:11Z"},{"alias_kind":"pith_short_12","alias_value":"UBGWYP3MJFWQ","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_16","alias_value":"UBGWYP3MJFWQPG3A","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_8","alias_value":"UBGWYP3M","created_at":"2026-05-18T12:28:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:UBGWYP3MJFWQPG3ADXQCARYZBR","target":"record","payload":{"canonical_record":{"source":{"id":"1311.3299","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-11-13T21:00:02Z","cross_cats_sorted":[],"title_canon_sha256":"2e23643758731e5a94bd0749007daecf49de9e6d173d0a72db49ad2b22f6a878","abstract_canon_sha256":"88121834e4e5ce7027b941e25fac92d930e9718fb8ef3b7b953a170e87098cc5"},"schema_version":"1.0"},"canonical_sha256":"a04d6c3f6c496d079b601de02047190c52651f9d21bd8e1bffbfb60706070a7a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:07:11.851498Z","signature_b64":"KxUmDxUwehbgzwROlJS1B4vasyBGD6/JXUX8TaJXXazNI2n4rBfVGA00PaZmsJ7TpEPoUGt9VmbcKDbr0lwHCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a04d6c3f6c496d079b601de02047190c52651f9d21bd8e1bffbfb60706070a7a","last_reissued_at":"2026-05-18T03:07:11.850985Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:07:11.850985Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1311.3299","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":"2026-05-18T03:07:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zrdE16wuwJB/t4BXiKn17oL+NAKrH99BZn/01xHDJOQnY8XEmsnvSlZWkxs5J/AgZ6qzggB+51/9yOF6Ov00Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T10:08:08.880211Z"},"content_sha256":"e7e44a515dd4fe114534ef9d24a8fe028f2630b6e316166d05944809451a4c4f","schema_version":"1.0","event_id":"sha256:e7e44a515dd4fe114534ef9d24a8fe028f2630b6e316166d05944809451a4c4f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:UBGWYP3MJFWQPG3ADXQCARYZBR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Ground State Phase Diagram of Generic XY Pyrochlore Magnets with Quantum Fluctuations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Anson W.C. Wong, Michel J.P. Gingras, Zhihao Hao","submitted_at":"2013-11-13T21:00:02Z","abstract_excerpt":"Motivated by recent experimental and theoretical progress on the Er2Ti2O7 pyrochlore XY antiferromagnet, we study the problem of quantum order-by-disorder in pyrochlore XY systems. We consider the most general nearest-neighbor pseudo spin-1/2 Hamiltonian for such a system characterized by anisotropic spin-spin couplings J_e = [J_\\pm, J_{\\pm\\pm}, J_{z\\pm}, J_{zz}] and construct zero-temperature phase diagrams. Combining symmetry arguments and spin-wave calculations, we show that the ground state phase boundaries between the two candidate ground states of the \\Gamma_5 irreducible representation,"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1311.3299","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":"2026-05-18T03:07:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4lUM5jazLQAasXPySmf8XhKWDrHU9cC4dYK0wV1aaVmoyrQ4sgOrjgqwzHFxACfLcH1jBhRDHuJgCRBlJqYTAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T10:08:08.880566Z"},"content_sha256":"7e2c9c80f851ba71fe271401fd5ab9149ee69def66d310868f98a554134cda96","schema_version":"1.0","event_id":"sha256:7e2c9c80f851ba71fe271401fd5ab9149ee69def66d310868f98a554134cda96"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UBGWYP3MJFWQPG3ADXQCARYZBR/bundle.json","state_url":"https://pith.science/pith/UBGWYP3MJFWQPG3ADXQCARYZBR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UBGWYP3MJFWQPG3ADXQCARYZBR/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":"2026-05-28T10:08:08Z","links":{"resolver":"https://pith.science/pith/UBGWYP3MJFWQPG3ADXQCARYZBR","bundle":"https://pith.science/pith/UBGWYP3MJFWQPG3ADXQCARYZBR/bundle.json","state":"https://pith.science/pith/UBGWYP3MJFWQPG3ADXQCARYZBR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UBGWYP3MJFWQPG3ADXQCARYZBR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:UBGWYP3MJFWQPG3ADXQCARYZBR","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":"88121834e4e5ce7027b941e25fac92d930e9718fb8ef3b7b953a170e87098cc5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-11-13T21:00:02Z","title_canon_sha256":"2e23643758731e5a94bd0749007daecf49de9e6d173d0a72db49ad2b22f6a878"},"schema_version":"1.0","source":{"id":"1311.3299","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1311.3299","created_at":"2026-05-18T03:07:11Z"},{"alias_kind":"arxiv_version","alias_value":"1311.3299v1","created_at":"2026-05-18T03:07:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1311.3299","created_at":"2026-05-18T03:07:11Z"},{"alias_kind":"pith_short_12","alias_value":"UBGWYP3MJFWQ","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_16","alias_value":"UBGWYP3MJFWQPG3A","created_at":"2026-05-18T12:28:02Z"},{"alias_kind":"pith_short_8","alias_value":"UBGWYP3M","created_at":"2026-05-18T12:28:02Z"}],"graph_snapshots":[{"event_id":"sha256:7e2c9c80f851ba71fe271401fd5ab9149ee69def66d310868f98a554134cda96","target":"graph","created_at":"2026-05-18T03:07:11Z","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":"Motivated by recent experimental and theoretical progress on the Er2Ti2O7 pyrochlore XY antiferromagnet, we study the problem of quantum order-by-disorder in pyrochlore XY systems. We consider the most general nearest-neighbor pseudo spin-1/2 Hamiltonian for such a system characterized by anisotropic spin-spin couplings J_e = [J_\\pm, J_{\\pm\\pm}, J_{z\\pm}, J_{zz}] and construct zero-temperature phase diagrams. Combining symmetry arguments and spin-wave calculations, we show that the ground state phase boundaries between the two candidate ground states of the \\Gamma_5 irreducible representation,","authors_text":"Anson W.C. Wong, Michel J.P. Gingras, Zhihao Hao","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-11-13T21:00:02Z","title":"Ground State Phase Diagram of Generic XY Pyrochlore Magnets with Quantum Fluctuations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1311.3299","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:e7e44a515dd4fe114534ef9d24a8fe028f2630b6e316166d05944809451a4c4f","target":"record","created_at":"2026-05-18T03:07:11Z","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":"88121834e4e5ce7027b941e25fac92d930e9718fb8ef3b7b953a170e87098cc5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-11-13T21:00:02Z","title_canon_sha256":"2e23643758731e5a94bd0749007daecf49de9e6d173d0a72db49ad2b22f6a878"},"schema_version":"1.0","source":{"id":"1311.3299","kind":"arxiv","version":1}},"canonical_sha256":"a04d6c3f6c496d079b601de02047190c52651f9d21bd8e1bffbfb60706070a7a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a04d6c3f6c496d079b601de02047190c52651f9d21bd8e1bffbfb60706070a7a","first_computed_at":"2026-05-18T03:07:11.850985Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:07:11.850985Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KxUmDxUwehbgzwROlJS1B4vasyBGD6/JXUX8TaJXXazNI2n4rBfVGA00PaZmsJ7TpEPoUGt9VmbcKDbr0lwHCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:07:11.851498Z","signed_message":"canonical_sha256_bytes"},"source_id":"1311.3299","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e7e44a515dd4fe114534ef9d24a8fe028f2630b6e316166d05944809451a4c4f","sha256:7e2c9c80f851ba71fe271401fd5ab9149ee69def66d310868f98a554134cda96"],"state_sha256":"57ed0deb2314abdb5e4c80bc9d956b25daf47e25917b6d53507171b8a8d79306"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ROdAjbfgiAaMFWXccFCjMCSHJxmckwK5q24aG4aHgJpKxmi8xrBEdUNTdN5I1UQKAbzfwaIelfES+BamUVnnDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T10:08:08.882484Z","bundle_sha256":"db3ac41df2d2279d9edebf8e073856faf1fe5a977cbc15b6f0aff5741b63bcc6"}}