{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2003:5I3HJ7VWLLSF56BEJT6SZWF6CN","short_pith_number":"pith:5I3HJ7VW","canonical_record":{"source":{"id":"cond-mat/0302163","kind":"arxiv","version":4},"metadata":{"license":"","primary_cat":"cond-mat.str-el","submitted_at":"2003-02-09T00:12:16Z","cross_cats_sorted":["cond-mat.supr-con"],"title_canon_sha256":"9c34d8e97eeb125cace32f901e50a12f0ac6a5109ced839fcd1aaee8724c9dbc","abstract_canon_sha256":"dff827222aa5b329072603a866986d40462179e46ae91301c2985086986fd65a"},"schema_version":"1.0"},"canonical_sha256":"ea3674feb65ae45ef8244cfd2cd8be134046c89168238aafb5b0a8e4ac47a93a","source":{"kind":"arxiv","id":"cond-mat/0302163","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0302163","created_at":"2026-05-18T01:06:58Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0302163v4","created_at":"2026-05-18T01:06:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0302163","created_at":"2026-05-18T01:06:58Z"},{"alias_kind":"pith_short_12","alias_value":"5I3HJ7VWLLSF","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_16","alias_value":"5I3HJ7VWLLSF56BE","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_8","alias_value":"5I3HJ7VW","created_at":"2026-05-18T12:25:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2003:5I3HJ7VWLLSF56BEJT6SZWF6CN","target":"record","payload":{"canonical_record":{"source":{"id":"cond-mat/0302163","kind":"arxiv","version":4},"metadata":{"license":"","primary_cat":"cond-mat.str-el","submitted_at":"2003-02-09T00:12:16Z","cross_cats_sorted":["cond-mat.supr-con"],"title_canon_sha256":"9c34d8e97eeb125cace32f901e50a12f0ac6a5109ced839fcd1aaee8724c9dbc","abstract_canon_sha256":"dff827222aa5b329072603a866986d40462179e46ae91301c2985086986fd65a"},"schema_version":"1.0"},"canonical_sha256":"ea3674feb65ae45ef8244cfd2cd8be134046c89168238aafb5b0a8e4ac47a93a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:06:58.045899Z","signature_b64":"jUko/O0FZi4Sua6m70GUg0n6cc999uWj61XB9JKnvnTpBoBJ5rLTf2FGTCyuTpNLxAjBzd11esCfWJ3W5Ze3CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ea3674feb65ae45ef8244cfd2cd8be134046c89168238aafb5b0a8e4ac47a93a","last_reissued_at":"2026-05-18T01:06:58.045218Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:06:58.045218Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"cond-mat/0302163","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:06:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"caXKOSRb4qAK1+Ul6G7WTi4OEPQJ6LwEfeoT7hlP+1hkslTXxGEbbVt+CSgh2Up9wUixEntVpqQOdWRu981lCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T07:10:01.732962Z"},"content_sha256":"448023b43c29e2f7b4a315d1d6ed29ec9e04c819f795cd779853281d97933a6e","schema_version":"1.0","event_id":"sha256:448023b43c29e2f7b4a315d1d6ed29ec9e04c819f795cd779853281d97933a6e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2003:5I3HJ7VWLLSF56BEJT6SZWF6CN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quasi-1D dynamics and nematic phases in the 2D Emery model","license":"","headline":"","cross_cats":["cond-mat.supr-con"],"primary_cat":"cond-mat.str-el","authors_text":"Eduardo Fradkin (UIUC), Steven A. Kivelson (UCLA), Theodore Geballe (Stanford)","submitted_at":"2003-02-09T00:12:16Z","abstract_excerpt":"We consider the Emery model of a\n Cu-O plane of the high temperature superconductors. We show that in a strong-coupling limit, with strong Coulomb repulsions between electrons on nearest-neighbor O sites, the electron-dynamics is strictly one dimensional, and consequently a number of asymptotically exact results can be obtained concerning the electronic structure. In particular, we show that a nematic phase, which spontaneously breaks the point- group symmetry of the square lattice, is stable at low enough temperatures and strong enough coupling."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0302163","kind":"arxiv","version":4},"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":"2026-05-18T01:06:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7gN0NuNbtBL3JkjqJLZDWTgkb9YiSYNddPnNPLPZNrTWE3RR8AxgN4D038R5FIWJ4ID7PON8kQfKhGoEvLZqBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T07:10:01.733632Z"},"content_sha256":"d037c832e81efbcec73101a7a593f419aa9cfe031c60702bd5dd0f4d5fa3b902","schema_version":"1.0","event_id":"sha256:d037c832e81efbcec73101a7a593f419aa9cfe031c60702bd5dd0f4d5fa3b902"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5I3HJ7VWLLSF56BEJT6SZWF6CN/bundle.json","state_url":"https://pith.science/pith/5I3HJ7VWLLSF56BEJT6SZWF6CN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5I3HJ7VWLLSF56BEJT6SZWF6CN/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":"2026-06-04T07:10:01Z","links":{"resolver":"https://pith.science/pith/5I3HJ7VWLLSF56BEJT6SZWF6CN","bundle":"https://pith.science/pith/5I3HJ7VWLLSF56BEJT6SZWF6CN/bundle.json","state":"https://pith.science/pith/5I3HJ7VWLLSF56BEJT6SZWF6CN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5I3HJ7VWLLSF56BEJT6SZWF6CN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2003:5I3HJ7VWLLSF56BEJT6SZWF6CN","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":"dff827222aa5b329072603a866986d40462179e46ae91301c2985086986fd65a","cross_cats_sorted":["cond-mat.supr-con"],"license":"","primary_cat":"cond-mat.str-el","submitted_at":"2003-02-09T00:12:16Z","title_canon_sha256":"9c34d8e97eeb125cace32f901e50a12f0ac6a5109ced839fcd1aaee8724c9dbc"},"schema_version":"1.0","source":{"id":"cond-mat/0302163","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0302163","created_at":"2026-05-18T01:06:58Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0302163v4","created_at":"2026-05-18T01:06:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0302163","created_at":"2026-05-18T01:06:58Z"},{"alias_kind":"pith_short_12","alias_value":"5I3HJ7VWLLSF","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_16","alias_value":"5I3HJ7VWLLSF56BE","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_8","alias_value":"5I3HJ7VW","created_at":"2026-05-18T12:25:51Z"}],"graph_snapshots":[{"event_id":"sha256:d037c832e81efbcec73101a7a593f419aa9cfe031c60702bd5dd0f4d5fa3b902","target":"graph","created_at":"2026-05-18T01:06:58Z","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 consider the Emery model of a\n Cu-O plane of the high temperature superconductors. We show that in a strong-coupling limit, with strong Coulomb repulsions between electrons on nearest-neighbor O sites, the electron-dynamics is strictly one dimensional, and consequently a number of asymptotically exact results can be obtained concerning the electronic structure. In particular, we show that a nematic phase, which spontaneously breaks the point- group symmetry of the square lattice, is stable at low enough temperatures and strong enough coupling.","authors_text":"Eduardo Fradkin (UIUC), Steven A. Kivelson (UCLA), Theodore Geballe (Stanford)","cross_cats":["cond-mat.supr-con"],"headline":"","license":"","primary_cat":"cond-mat.str-el","submitted_at":"2003-02-09T00:12:16Z","title":"Quasi-1D dynamics and nematic phases in the 2D Emery model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0302163","kind":"arxiv","version":4},"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":"sha256:448023b43c29e2f7b4a315d1d6ed29ec9e04c819f795cd779853281d97933a6e","target":"record","created_at":"2026-05-18T01:06:58Z","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":"dff827222aa5b329072603a866986d40462179e46ae91301c2985086986fd65a","cross_cats_sorted":["cond-mat.supr-con"],"license":"","primary_cat":"cond-mat.str-el","submitted_at":"2003-02-09T00:12:16Z","title_canon_sha256":"9c34d8e97eeb125cace32f901e50a12f0ac6a5109ced839fcd1aaee8724c9dbc"},"schema_version":"1.0","source":{"id":"cond-mat/0302163","kind":"arxiv","version":4}},"canonical_sha256":"ea3674feb65ae45ef8244cfd2cd8be134046c89168238aafb5b0a8e4ac47a93a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ea3674feb65ae45ef8244cfd2cd8be134046c89168238aafb5b0a8e4ac47a93a","first_computed_at":"2026-05-18T01:06:58.045218Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:06:58.045218Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jUko/O0FZi4Sua6m70GUg0n6cc999uWj61XB9JKnvnTpBoBJ5rLTf2FGTCyuTpNLxAjBzd11esCfWJ3W5Ze3CA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:06:58.045899Z","signed_message":"canonical_sha256_bytes"},"source_id":"cond-mat/0302163","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:448023b43c29e2f7b4a315d1d6ed29ec9e04c819f795cd779853281d97933a6e","sha256:d037c832e81efbcec73101a7a593f419aa9cfe031c60702bd5dd0f4d5fa3b902"],"state_sha256":"18690c51b17edd1aecc4c9bb7b915ace44ae1d158101ac4f70536b738b935100"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+AUdyoeMtcCXeimkbmHFtvv6/gdm8icSUd5Z2F9NuK4nIMnY/gLURleJjkl0FCNDjRK0Nb69ZOM1VBo9IJp/Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T07:10:01.737045Z","bundle_sha256":"c66df4b1cf44ffa92ba4dcd909b7d18477648fc9831cd6e7e44ede2d5d2f730f"}}