{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:EBKB4JPKOZZUMTN7WBTSZMH2GM","short_pith_number":"pith:EBKB4JPK","canonical_record":{"source":{"id":"1701.07832","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-01-26T19:00:03Z","cross_cats_sorted":["cond-mat.mes-hall","quant-ph"],"title_canon_sha256":"6b3f88aebfc2178a90e86be03f02480b960ef247298f8e5a52425084c8c35aec","abstract_canon_sha256":"40cd8f70d062ffb33767ba86be84da719dfa33a096d823620103028bb3ca3742"},"schema_version":"1.0"},"canonical_sha256":"20541e25ea7673464dbfb0672cb0fa33352f3e88de59ed48917ed289a420d214","source":{"kind":"arxiv","id":"1701.07832","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.07832","created_at":"2026-05-18T00:43:55Z"},{"alias_kind":"arxiv_version","alias_value":"1701.07832v2","created_at":"2026-05-18T00:43:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.07832","created_at":"2026-05-18T00:43:55Z"},{"alias_kind":"pith_short_12","alias_value":"EBKB4JPKOZZU","created_at":"2026-05-18T12:31:12Z"},{"alias_kind":"pith_short_16","alias_value":"EBKB4JPKOZZUMTN7","created_at":"2026-05-18T12:31:12Z"},{"alias_kind":"pith_short_8","alias_value":"EBKB4JPK","created_at":"2026-05-18T12:31:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:EBKB4JPKOZZUMTN7WBTSZMH2GM","target":"record","payload":{"canonical_record":{"source":{"id":"1701.07832","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-01-26T19:00:03Z","cross_cats_sorted":["cond-mat.mes-hall","quant-ph"],"title_canon_sha256":"6b3f88aebfc2178a90e86be03f02480b960ef247298f8e5a52425084c8c35aec","abstract_canon_sha256":"40cd8f70d062ffb33767ba86be84da719dfa33a096d823620103028bb3ca3742"},"schema_version":"1.0"},"canonical_sha256":"20541e25ea7673464dbfb0672cb0fa33352f3e88de59ed48917ed289a420d214","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:43:55.290662Z","signature_b64":"/3+TOwjon5ac7h1b2NuQn1eiJdY2GAu5IbYh9+6JsfmW207ICQ9SuYBS0O114G51WJ7kyQfGE69ZqVgXUS5CCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"20541e25ea7673464dbfb0672cb0fa33352f3e88de59ed48917ed289a420d214","last_reissued_at":"2026-05-18T00:43:55.290161Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:43:55.290161Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1701.07832","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:43:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QXY7E4zUfbBM5KONkgVAST4p1X4Oo6CLzWLnYBhL3upmOXrrLBotYUQU5ca6Udzj8Rls4X0HlKoguYcS667JDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-19T21:42:57.044305Z"},"content_sha256":"ec8859623f81ea77338103dedd12468b9485c611cf560bfcf1786aade149d540","schema_version":"1.0","event_id":"sha256:ec8859623f81ea77338103dedd12468b9485c611cf560bfcf1786aade149d540"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:EBKB4JPKOZZUMTN7WBTSZMH2GM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Numerical study of anisotropy in a composite Fermi liquid","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","quant-ph"],"primary_cat":"cond-mat.str-el","authors_text":"Matteo Ippoliti, R. N. Bhatt, Scott D. Geraedts","submitted_at":"2017-01-26T19:00:03Z","abstract_excerpt":"We perform density-matrix renormalization group studies of a two-dimensional electron gas in a high magnetic field and with an anisotropic band mass. At half-filling in the lowest Landau level, such a system is a Fermi liquid of composite fermions. By measuring the Fermi surface of these composite fermions, we determine a relationship between the anisotropy of composite fermion dispersion, $\\alpha_{CF}$, and the original anisotropy $\\alpha_F$ of the fermion dispersion at zero magnetic field. For systems where the electrons interact via a Coulomb interaction, we find $\\alpha_{CF}=\\sqrt{\\alpha_F"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.07832","kind":"arxiv","version":2},"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":"2026-05-18T00:43:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GsWVqhCneBnMVv2dsRQJkGGA4HjOWlVg+/Dvd+Ahwzn1tpaQoZcRdJggqyk4GyIGPQa0zJmuYHWjDa1kllCoAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-19T21:42:57.044675Z"},"content_sha256":"4a01fba7285b09cb3860377be9d6d8aed3012c61cfb7bc062e239795b12af275","schema_version":"1.0","event_id":"sha256:4a01fba7285b09cb3860377be9d6d8aed3012c61cfb7bc062e239795b12af275"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EBKB4JPKOZZUMTN7WBTSZMH2GM/bundle.json","state_url":"https://pith.science/pith/EBKB4JPKOZZUMTN7WBTSZMH2GM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EBKB4JPKOZZUMTN7WBTSZMH2GM/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":"2026-06-19T21:42:57Z","links":{"resolver":"https://pith.science/pith/EBKB4JPKOZZUMTN7WBTSZMH2GM","bundle":"https://pith.science/pith/EBKB4JPKOZZUMTN7WBTSZMH2GM/bundle.json","state":"https://pith.science/pith/EBKB4JPKOZZUMTN7WBTSZMH2GM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EBKB4JPKOZZUMTN7WBTSZMH2GM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:EBKB4JPKOZZUMTN7WBTSZMH2GM","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":"40cd8f70d062ffb33767ba86be84da719dfa33a096d823620103028bb3ca3742","cross_cats_sorted":["cond-mat.mes-hall","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-01-26T19:00:03Z","title_canon_sha256":"6b3f88aebfc2178a90e86be03f02480b960ef247298f8e5a52425084c8c35aec"},"schema_version":"1.0","source":{"id":"1701.07832","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1701.07832","created_at":"2026-05-18T00:43:55Z"},{"alias_kind":"arxiv_version","alias_value":"1701.07832v2","created_at":"2026-05-18T00:43:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.07832","created_at":"2026-05-18T00:43:55Z"},{"alias_kind":"pith_short_12","alias_value":"EBKB4JPKOZZU","created_at":"2026-05-18T12:31:12Z"},{"alias_kind":"pith_short_16","alias_value":"EBKB4JPKOZZUMTN7","created_at":"2026-05-18T12:31:12Z"},{"alias_kind":"pith_short_8","alias_value":"EBKB4JPK","created_at":"2026-05-18T12:31:12Z"}],"graph_snapshots":[{"event_id":"sha256:4a01fba7285b09cb3860377be9d6d8aed3012c61cfb7bc062e239795b12af275","target":"graph","created_at":"2026-05-18T00:43:55Z","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 perform density-matrix renormalization group studies of a two-dimensional electron gas in a high magnetic field and with an anisotropic band mass. At half-filling in the lowest Landau level, such a system is a Fermi liquid of composite fermions. By measuring the Fermi surface of these composite fermions, we determine a relationship between the anisotropy of composite fermion dispersion, $\\alpha_{CF}$, and the original anisotropy $\\alpha_F$ of the fermion dispersion at zero magnetic field. For systems where the electrons interact via a Coulomb interaction, we find $\\alpha_{CF}=\\sqrt{\\alpha_F","authors_text":"Matteo Ippoliti, R. N. Bhatt, Scott D. Geraedts","cross_cats":["cond-mat.mes-hall","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-01-26T19:00:03Z","title":"Numerical study of anisotropy in a composite Fermi liquid"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.07832","kind":"arxiv","version":2},"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:ec8859623f81ea77338103dedd12468b9485c611cf560bfcf1786aade149d540","target":"record","created_at":"2026-05-18T00:43:55Z","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":"40cd8f70d062ffb33767ba86be84da719dfa33a096d823620103028bb3ca3742","cross_cats_sorted":["cond-mat.mes-hall","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-01-26T19:00:03Z","title_canon_sha256":"6b3f88aebfc2178a90e86be03f02480b960ef247298f8e5a52425084c8c35aec"},"schema_version":"1.0","source":{"id":"1701.07832","kind":"arxiv","version":2}},"canonical_sha256":"20541e25ea7673464dbfb0672cb0fa33352f3e88de59ed48917ed289a420d214","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"20541e25ea7673464dbfb0672cb0fa33352f3e88de59ed48917ed289a420d214","first_computed_at":"2026-05-18T00:43:55.290161Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:43:55.290161Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/3+TOwjon5ac7h1b2NuQn1eiJdY2GAu5IbYh9+6JsfmW207ICQ9SuYBS0O114G51WJ7kyQfGE69ZqVgXUS5CCA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:43:55.290662Z","signed_message":"canonical_sha256_bytes"},"source_id":"1701.07832","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ec8859623f81ea77338103dedd12468b9485c611cf560bfcf1786aade149d540","sha256:4a01fba7285b09cb3860377be9d6d8aed3012c61cfb7bc062e239795b12af275"],"state_sha256":"2b69a46021d2d93ff23e9f2e9cd60a9aa8cbf6688afc304c4eb343f5778aec21"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qQsV6YlCspnJWLJ13/6LmxcfAKKTAV72GVc0CfWrWrWfPRz32Al/gmh2C0bbTljJ4tN/LcabviBeT2dib1ZuDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-19T21:42:57.046577Z","bundle_sha256":"483ab0478af35ee56913a2a975b93ce6afed7ebcbae2d102299bf5bd89ab1258"}}