{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:CHCLT6D72VAEP2EDZWSWCLAKVP","short_pith_number":"pith:CHCLT6D7","canonical_record":{"source":{"id":"1407.7034","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-07-25T20:00:04Z","cross_cats_sorted":["cond-mat.quant-gas","quant-ph"],"title_canon_sha256":"cc23fac1c251e0a9f923ea73c69369e39610935d9750bf35235696c20b762747","abstract_canon_sha256":"dc4ec837167590f51186f48c0f43adbc40ef723d1cc9b14a5f1a14f13fce7444"},"schema_version":"1.0"},"canonical_sha256":"11c4b9f87fd54047e883cda5612c0aabebc92feddc57be4fe93b8617a8167a6a","source":{"kind":"arxiv","id":"1407.7034","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.7034","created_at":"2026-05-18T01:36:58Z"},{"alias_kind":"arxiv_version","alias_value":"1407.7034v2","created_at":"2026-05-18T01:36:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.7034","created_at":"2026-05-18T01:36:58Z"},{"alias_kind":"pith_short_12","alias_value":"CHCLT6D72VAE","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_16","alias_value":"CHCLT6D72VAEP2ED","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_8","alias_value":"CHCLT6D7","created_at":"2026-05-18T12:28:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:CHCLT6D72VAEP2EDZWSWCLAKVP","target":"record","payload":{"canonical_record":{"source":{"id":"1407.7034","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-07-25T20:00:04Z","cross_cats_sorted":["cond-mat.quant-gas","quant-ph"],"title_canon_sha256":"cc23fac1c251e0a9f923ea73c69369e39610935d9750bf35235696c20b762747","abstract_canon_sha256":"dc4ec837167590f51186f48c0f43adbc40ef723d1cc9b14a5f1a14f13fce7444"},"schema_version":"1.0"},"canonical_sha256":"11c4b9f87fd54047e883cda5612c0aabebc92feddc57be4fe93b8617a8167a6a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:36:58.307680Z","signature_b64":"10mXBFhORbwWh16uGR8NDUfT15LT762uLRz5Dgb5tIKuVsuQ5GxG2dd6MZUnJho5gqu83N/eT+G7N/8lW03zBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"11c4b9f87fd54047e883cda5612c0aabebc92feddc57be4fe93b8617a8167a6a","last_reissued_at":"2026-05-18T01:36:58.307110Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:36:58.307110Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1407.7034","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":"2026-05-18T01:36:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"o96W7L7IDOEmCnlX4LBMHZcs/3sTldKZp5e7PiFDUD9oYGD3QACazhio6EFZRtHuq5a+6lsEYA2xsN9dJMQVDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T02:27:07.099357Z"},"content_sha256":"e33e9ad795cc803425cb68817527aa71964f7aa3f79273d7fd899dafca8ebd9c","schema_version":"1.0","event_id":"sha256:e33e9ad795cc803425cb68817527aa71964f7aa3f79273d7fd899dafca8ebd9c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:CHCLT6D72VAEP2EDZWSWCLAKVP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Continuous Preparation of a Fractional Chern Insulator","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.quant-gas","quant-ph"],"primary_cat":"cond-mat.str-el","authors_text":"C.R. Laumann, M. Barkeshli, N.Y. Yao","submitted_at":"2014-07-25T20:00:04Z","abstract_excerpt":"We present evidence of a direct, continuous quantum phase transition between a Bose superfluid and the $\\nu=1/2$ fractional Chern insulator in a microscopic lattice model. In the process, we develop a detailed field theoretic description of this transition in terms of the low energy vortex dynamics. The theory explicitly accounts for the structure of lattice symmetries and predicts a Landau forbidden transition that is protected by inversion. That the transition is continuous enables the quasi-adiabatic preparation of the fractional Chern insulator in non-equilibrium, quantum optical systems."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.7034","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":"2026-05-18T01:36:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fZyG8P+09rI1oePjMhj/nPWT4Erw9ju3xDPf9BqDF+qJ8O6aOpa8bFL0p6cho2l5u7sl+eMTuBqk0DyW8aWlDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T02:27:07.100076Z"},"content_sha256":"41be150a20113d3b8e9e7779d9c45b965457145b83af2994dcb7ef4f4645f094","schema_version":"1.0","event_id":"sha256:41be150a20113d3b8e9e7779d9c45b965457145b83af2994dcb7ef4f4645f094"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CHCLT6D72VAEP2EDZWSWCLAKVP/bundle.json","state_url":"https://pith.science/pith/CHCLT6D72VAEP2EDZWSWCLAKVP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CHCLT6D72VAEP2EDZWSWCLAKVP/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":"2026-05-27T02:27:07Z","links":{"resolver":"https://pith.science/pith/CHCLT6D72VAEP2EDZWSWCLAKVP","bundle":"https://pith.science/pith/CHCLT6D72VAEP2EDZWSWCLAKVP/bundle.json","state":"https://pith.science/pith/CHCLT6D72VAEP2EDZWSWCLAKVP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CHCLT6D72VAEP2EDZWSWCLAKVP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:CHCLT6D72VAEP2EDZWSWCLAKVP","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":"dc4ec837167590f51186f48c0f43adbc40ef723d1cc9b14a5f1a14f13fce7444","cross_cats_sorted":["cond-mat.quant-gas","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-07-25T20:00:04Z","title_canon_sha256":"cc23fac1c251e0a9f923ea73c69369e39610935d9750bf35235696c20b762747"},"schema_version":"1.0","source":{"id":"1407.7034","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.7034","created_at":"2026-05-18T01:36:58Z"},{"alias_kind":"arxiv_version","alias_value":"1407.7034v2","created_at":"2026-05-18T01:36:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.7034","created_at":"2026-05-18T01:36:58Z"},{"alias_kind":"pith_short_12","alias_value":"CHCLT6D72VAE","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_16","alias_value":"CHCLT6D72VAEP2ED","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_8","alias_value":"CHCLT6D7","created_at":"2026-05-18T12:28:22Z"}],"graph_snapshots":[{"event_id":"sha256:41be150a20113d3b8e9e7779d9c45b965457145b83af2994dcb7ef4f4645f094","target":"graph","created_at":"2026-05-18T01:36:58Z","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 present evidence of a direct, continuous quantum phase transition between a Bose superfluid and the $\\nu=1/2$ fractional Chern insulator in a microscopic lattice model. In the process, we develop a detailed field theoretic description of this transition in terms of the low energy vortex dynamics. The theory explicitly accounts for the structure of lattice symmetries and predicts a Landau forbidden transition that is protected by inversion. That the transition is continuous enables the quasi-adiabatic preparation of the fractional Chern insulator in non-equilibrium, quantum optical systems.","authors_text":"C.R. Laumann, M. Barkeshli, N.Y. Yao","cross_cats":["cond-mat.quant-gas","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-07-25T20:00:04Z","title":"Continuous Preparation of a Fractional Chern Insulator"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.7034","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:e33e9ad795cc803425cb68817527aa71964f7aa3f79273d7fd899dafca8ebd9c","target":"record","created_at":"2026-05-18T01:36:58Z","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":"dc4ec837167590f51186f48c0f43adbc40ef723d1cc9b14a5f1a14f13fce7444","cross_cats_sorted":["cond-mat.quant-gas","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-07-25T20:00:04Z","title_canon_sha256":"cc23fac1c251e0a9f923ea73c69369e39610935d9750bf35235696c20b762747"},"schema_version":"1.0","source":{"id":"1407.7034","kind":"arxiv","version":2}},"canonical_sha256":"11c4b9f87fd54047e883cda5612c0aabebc92feddc57be4fe93b8617a8167a6a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"11c4b9f87fd54047e883cda5612c0aabebc92feddc57be4fe93b8617a8167a6a","first_computed_at":"2026-05-18T01:36:58.307110Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:36:58.307110Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"10mXBFhORbwWh16uGR8NDUfT15LT762uLRz5Dgb5tIKuVsuQ5GxG2dd6MZUnJho5gqu83N/eT+G7N/8lW03zBg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:36:58.307680Z","signed_message":"canonical_sha256_bytes"},"source_id":"1407.7034","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e33e9ad795cc803425cb68817527aa71964f7aa3f79273d7fd899dafca8ebd9c","sha256:41be150a20113d3b8e9e7779d9c45b965457145b83af2994dcb7ef4f4645f094"],"state_sha256":"c770cbcb572c4a2b808c215c86fb1e75c78ff67305d4d35458baaa8cc8a4dbf5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"x33CHDHiIoVAmhA6XEmw+k04fxoJ0YE15droZN2Uz3Wq2cfymc6latQJgCaptdRhqu6s7xAqwqLlYQBH46kECg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T02:27:07.104134Z","bundle_sha256":"d66250f5fbaf3d0cedd4f4e0f869911810d434efed1c7d223f770be964e32004"}}