{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:H3Y6EPQIULFSFZLBWN435YYVPE","short_pith_number":"pith:H3Y6EPQI","canonical_record":{"source":{"id":"1310.4798","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-10-17T18:58:42Z","cross_cats_sorted":[],"title_canon_sha256":"c0353d0ff326a7760f100a7299e0e1b4fc3bf9c5622499dcc36500ed4e6602ad","abstract_canon_sha256":"ae1090f53844719a3f4c5126db2145e117a0c448e8625bd568c1237d6320c0d7"},"schema_version":"1.0"},"canonical_sha256":"3ef1e23e08a2cb22e561b379bee315791b51bc6d96daf453cc120edc4b7e5d0d","source":{"kind":"arxiv","id":"1310.4798","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.4798","created_at":"2026-05-18T01:46:58Z"},{"alias_kind":"arxiv_version","alias_value":"1310.4798v1","created_at":"2026-05-18T01:46:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.4798","created_at":"2026-05-18T01:46:58Z"},{"alias_kind":"pith_short_12","alias_value":"H3Y6EPQIULFS","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_16","alias_value":"H3Y6EPQIULFSFZLB","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_8","alias_value":"H3Y6EPQI","created_at":"2026-05-18T12:27:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:H3Y6EPQIULFSFZLBWN435YYVPE","target":"record","payload":{"canonical_record":{"source":{"id":"1310.4798","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-10-17T18:58:42Z","cross_cats_sorted":[],"title_canon_sha256":"c0353d0ff326a7760f100a7299e0e1b4fc3bf9c5622499dcc36500ed4e6602ad","abstract_canon_sha256":"ae1090f53844719a3f4c5126db2145e117a0c448e8625bd568c1237d6320c0d7"},"schema_version":"1.0"},"canonical_sha256":"3ef1e23e08a2cb22e561b379bee315791b51bc6d96daf453cc120edc4b7e5d0d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:46:58.296424Z","signature_b64":"paQWLu+b+WLfLOkfYvYOWX1VsY3Qfq+k5/LiykSrufM1QlxlpUP9JQzJDE8aPpG1Ui6xsBSQvvXHsomPgnpLBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3ef1e23e08a2cb22e561b379bee315791b51bc6d96daf453cc120edc4b7e5d0d","last_reissued_at":"2026-05-18T01:46:58.295813Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:46:58.295813Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1310.4798","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":"2026-05-18T01:46:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fSWb24UJ8GQWs+0eF2rtek4nRRYoc2RKXNYddKcJdvC8H0gWkeV6u6T0TCqcMOD2T9HPQENkDKpfdQanq56fAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T06:13:14.205947Z"},"content_sha256":"f79e565ad2c87c4c58312ef84262c56eefb3c50bede5dc7c4f502b86204a3e25","schema_version":"1.0","event_id":"sha256:f79e565ad2c87c4c58312ef84262c56eefb3c50bede5dc7c4f502b86204a3e25"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:H3Y6EPQIULFSFZLBWN435YYVPE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Broken discrete and continuous symmetries in two dimensional spiral antiferromagnets","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"A. E. Trumper, A. Mezio, C. N. Sposetti, L. O. Manuel","submitted_at":"2013-10-17T18:58:42Z","abstract_excerpt":"We study the occurrence of symmetry breakings, at zero and finite temperatures, in the J_1-J_3 antiferromagnetic Heisenberg model on the square lattice using Schwinger boson mean field theory. For spin-1/2 the ground state breaks always the SU(2) symmetry with a continuous quasi-critical transition at J_3/J_1=0.38, from N\\'eel to spiral long range order, although local spin fluctuations considerations suggest an intermediate disordered regime around 0.35 < J_3/J_1 < 0.5, in qualitative agreement with recent numerical results. At low temperatures we find a Z_2 broken symmetry region with short "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.4798","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":"2026-05-18T01:46:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KjqxowPjYsyThbSL5is9akuxp7yjXNO/9ndBLtmLuGiE3TlyAUEjeSoV41Y78UkIm/2wbxhcfKVWWu923Hw0Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T06:13:14.206620Z"},"content_sha256":"bbf572de34ede6e974ab0912f711568d6e243cab29337603b43c8030220d20f3","schema_version":"1.0","event_id":"sha256:bbf572de34ede6e974ab0912f711568d6e243cab29337603b43c8030220d20f3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/H3Y6EPQIULFSFZLBWN435YYVPE/bundle.json","state_url":"https://pith.science/pith/H3Y6EPQIULFSFZLBWN435YYVPE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/H3Y6EPQIULFSFZLBWN435YYVPE/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":"2026-05-26T06:13:14Z","links":{"resolver":"https://pith.science/pith/H3Y6EPQIULFSFZLBWN435YYVPE","bundle":"https://pith.science/pith/H3Y6EPQIULFSFZLBWN435YYVPE/bundle.json","state":"https://pith.science/pith/H3Y6EPQIULFSFZLBWN435YYVPE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/H3Y6EPQIULFSFZLBWN435YYVPE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:H3Y6EPQIULFSFZLBWN435YYVPE","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":"ae1090f53844719a3f4c5126db2145e117a0c448e8625bd568c1237d6320c0d7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-10-17T18:58:42Z","title_canon_sha256":"c0353d0ff326a7760f100a7299e0e1b4fc3bf9c5622499dcc36500ed4e6602ad"},"schema_version":"1.0","source":{"id":"1310.4798","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.4798","created_at":"2026-05-18T01:46:58Z"},{"alias_kind":"arxiv_version","alias_value":"1310.4798v1","created_at":"2026-05-18T01:46:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.4798","created_at":"2026-05-18T01:46:58Z"},{"alias_kind":"pith_short_12","alias_value":"H3Y6EPQIULFS","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_16","alias_value":"H3Y6EPQIULFSFZLB","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_8","alias_value":"H3Y6EPQI","created_at":"2026-05-18T12:27:46Z"}],"graph_snapshots":[{"event_id":"sha256:bbf572de34ede6e974ab0912f711568d6e243cab29337603b43c8030220d20f3","target":"graph","created_at":"2026-05-18T01:46:58Z","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 study the occurrence of symmetry breakings, at zero and finite temperatures, in the J_1-J_3 antiferromagnetic Heisenberg model on the square lattice using Schwinger boson mean field theory. For spin-1/2 the ground state breaks always the SU(2) symmetry with a continuous quasi-critical transition at J_3/J_1=0.38, from N\\'eel to spiral long range order, although local spin fluctuations considerations suggest an intermediate disordered regime around 0.35 < J_3/J_1 < 0.5, in qualitative agreement with recent numerical results. At low temperatures we find a Z_2 broken symmetry region with short ","authors_text":"A. E. Trumper, A. Mezio, C. N. Sposetti, L. O. Manuel","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-10-17T18:58:42Z","title":"Broken discrete and continuous symmetries in two dimensional spiral antiferromagnets"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.4798","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:f79e565ad2c87c4c58312ef84262c56eefb3c50bede5dc7c4f502b86204a3e25","target":"record","created_at":"2026-05-18T01:46:58Z","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":"ae1090f53844719a3f4c5126db2145e117a0c448e8625bd568c1237d6320c0d7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-10-17T18:58:42Z","title_canon_sha256":"c0353d0ff326a7760f100a7299e0e1b4fc3bf9c5622499dcc36500ed4e6602ad"},"schema_version":"1.0","source":{"id":"1310.4798","kind":"arxiv","version":1}},"canonical_sha256":"3ef1e23e08a2cb22e561b379bee315791b51bc6d96daf453cc120edc4b7e5d0d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3ef1e23e08a2cb22e561b379bee315791b51bc6d96daf453cc120edc4b7e5d0d","first_computed_at":"2026-05-18T01:46:58.295813Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:46:58.295813Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"paQWLu+b+WLfLOkfYvYOWX1VsY3Qfq+k5/LiykSrufM1QlxlpUP9JQzJDE8aPpG1Ui6xsBSQvvXHsomPgnpLBw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:46:58.296424Z","signed_message":"canonical_sha256_bytes"},"source_id":"1310.4798","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f79e565ad2c87c4c58312ef84262c56eefb3c50bede5dc7c4f502b86204a3e25","sha256:bbf572de34ede6e974ab0912f711568d6e243cab29337603b43c8030220d20f3"],"state_sha256":"61d7eeb0cf7d2bc7443eea76b0f562b6a416d6e22128ecddec1478e4195d5780"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"A9t/CZFLk/KDSNDvM0a6jYeayU/lPITMjGv5U4yy8oyJzemQ3cAQ2mFOaIPfhswNE+PlZBgK9ceN1KRTHmgFDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T06:13:14.209693Z","bundle_sha256":"eabc0c0fbf6bcfefc4182fdb382a930795219ee9df3758e6569843a3135dbc24"}}