{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:2UDQQDBHTJXZXSPVOFXI2QXGRX","short_pith_number":"pith:2UDQQDBH","canonical_record":{"source":{"id":"1808.03025","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2018-08-09T05:32:55Z","cross_cats_sorted":[],"title_canon_sha256":"f50a407b74eae4f659f23628eabdb99a08f9beebae50e265e02a2d883d36d1e8","abstract_canon_sha256":"cd7119647eafd029e78c5c48cf484e3a2b23cbd734fcb71687ecc2702c8d04b1"},"schema_version":"1.0"},"canonical_sha256":"d507080c279a6f9bc9f5716e8d42e68dcbc899bb6b4005a22db7d9d399307251","source":{"kind":"arxiv","id":"1808.03025","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.03025","created_at":"2026-05-18T00:02:31Z"},{"alias_kind":"arxiv_version","alias_value":"1808.03025v1","created_at":"2026-05-18T00:02:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.03025","created_at":"2026-05-18T00:02:31Z"},{"alias_kind":"pith_short_12","alias_value":"2UDQQDBHTJXZ","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_16","alias_value":"2UDQQDBHTJXZXSPV","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_8","alias_value":"2UDQQDBH","created_at":"2026-05-18T12:32:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:2UDQQDBHTJXZXSPVOFXI2QXGRX","target":"record","payload":{"canonical_record":{"source":{"id":"1808.03025","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2018-08-09T05:32:55Z","cross_cats_sorted":[],"title_canon_sha256":"f50a407b74eae4f659f23628eabdb99a08f9beebae50e265e02a2d883d36d1e8","abstract_canon_sha256":"cd7119647eafd029e78c5c48cf484e3a2b23cbd734fcb71687ecc2702c8d04b1"},"schema_version":"1.0"},"canonical_sha256":"d507080c279a6f9bc9f5716e8d42e68dcbc899bb6b4005a22db7d9d399307251","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:02:31.317247Z","signature_b64":"sLUNtCR0hbSsZCUWWo9Ki8DDWCAu3TL+MvG1AoN4AKzEBnThIQ5BWgBv1WzIMmxYXC0e5lnYg/e5ct05L0/DCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d507080c279a6f9bc9f5716e8d42e68dcbc899bb6b4005a22db7d9d399307251","last_reissued_at":"2026-05-18T00:02:31.316717Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:02:31.316717Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1808.03025","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":"2026-05-18T00:02:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dGN6qidb6g9NknPW1NvyfoVWVrh73EGOJFzYBh0kRqgkYkxfjwCCg0S57s6+/4iX3QQSM0n2/dn0bDOaIge9AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T15:43:29.546932Z"},"content_sha256":"4c996fa5ee8c28451b556bbd2a287dcd1f03806b6bc9cac1a30730c5efd63d28","schema_version":"1.0","event_id":"sha256:4c996fa5ee8c28451b556bbd2a287dcd1f03806b6bc9cac1a30730c5efd63d28"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:2UDQQDBHTJXZXSPVOFXI2QXGRX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Topological bosonic states on ribbons of honeycomb lattice","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Huaiming Guo, Kefei Zou, Shengyuan A. Yang, Xingchuan Zhu, Yiping Wang","submitted_at":"2018-08-09T05:32:55Z","abstract_excerpt":"The topological properties of hardcore bosons on ribbons of honeycomb lattice are studied using quantum Monte Carlo simulations. We map out a rich phase diagram with the superfluid and insulator phases at various fillings. Particularly, it is revealed that the insulator state at half filling is a topological bosonic state, which is characterized by a nontrivial Berry phase and a pair of edge states. We provide intuitive picture to understand this topological bosonic insulator state by showing that it can be adiabatically mapped to a topological fermionic model. It is also shown that the topolo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.03025","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":"2026-05-18T00:02:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nvaEdUpseWciiZ/tenEvp9a7euYNn5iB5NBJhKhILKhHu1rcZ0TMECn8kaGyQJRcm+IUiKCAYmqJPXgsYkiXCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T15:43:29.547694Z"},"content_sha256":"47c4a65712a4ea47d542aff0bb377fc5c0e5d55dba5e6a89fdee4d6044b6651b","schema_version":"1.0","event_id":"sha256:47c4a65712a4ea47d542aff0bb377fc5c0e5d55dba5e6a89fdee4d6044b6651b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2UDQQDBHTJXZXSPVOFXI2QXGRX/bundle.json","state_url":"https://pith.science/pith/2UDQQDBHTJXZXSPVOFXI2QXGRX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2UDQQDBHTJXZXSPVOFXI2QXGRX/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":"2026-05-31T15:43:29Z","links":{"resolver":"https://pith.science/pith/2UDQQDBHTJXZXSPVOFXI2QXGRX","bundle":"https://pith.science/pith/2UDQQDBHTJXZXSPVOFXI2QXGRX/bundle.json","state":"https://pith.science/pith/2UDQQDBHTJXZXSPVOFXI2QXGRX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2UDQQDBHTJXZXSPVOFXI2QXGRX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:2UDQQDBHTJXZXSPVOFXI2QXGRX","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":"cd7119647eafd029e78c5c48cf484e3a2b23cbd734fcb71687ecc2702c8d04b1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2018-08-09T05:32:55Z","title_canon_sha256":"f50a407b74eae4f659f23628eabdb99a08f9beebae50e265e02a2d883d36d1e8"},"schema_version":"1.0","source":{"id":"1808.03025","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.03025","created_at":"2026-05-18T00:02:31Z"},{"alias_kind":"arxiv_version","alias_value":"1808.03025v1","created_at":"2026-05-18T00:02:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.03025","created_at":"2026-05-18T00:02:31Z"},{"alias_kind":"pith_short_12","alias_value":"2UDQQDBHTJXZ","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_16","alias_value":"2UDQQDBHTJXZXSPV","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_8","alias_value":"2UDQQDBH","created_at":"2026-05-18T12:32:02Z"}],"graph_snapshots":[{"event_id":"sha256:47c4a65712a4ea47d542aff0bb377fc5c0e5d55dba5e6a89fdee4d6044b6651b","target":"graph","created_at":"2026-05-18T00:02:31Z","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":"The topological properties of hardcore bosons on ribbons of honeycomb lattice are studied using quantum Monte Carlo simulations. We map out a rich phase diagram with the superfluid and insulator phases at various fillings. Particularly, it is revealed that the insulator state at half filling is a topological bosonic state, which is characterized by a nontrivial Berry phase and a pair of edge states. We provide intuitive picture to understand this topological bosonic insulator state by showing that it can be adiabatically mapped to a topological fermionic model. It is also shown that the topolo","authors_text":"Huaiming Guo, Kefei Zou, Shengyuan A. Yang, Xingchuan Zhu, Yiping Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2018-08-09T05:32:55Z","title":"Topological bosonic states on ribbons of honeycomb lattice"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.03025","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":"sha256:4c996fa5ee8c28451b556bbd2a287dcd1f03806b6bc9cac1a30730c5efd63d28","target":"record","created_at":"2026-05-18T00:02:31Z","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":"cd7119647eafd029e78c5c48cf484e3a2b23cbd734fcb71687ecc2702c8d04b1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2018-08-09T05:32:55Z","title_canon_sha256":"f50a407b74eae4f659f23628eabdb99a08f9beebae50e265e02a2d883d36d1e8"},"schema_version":"1.0","source":{"id":"1808.03025","kind":"arxiv","version":1}},"canonical_sha256":"d507080c279a6f9bc9f5716e8d42e68dcbc899bb6b4005a22db7d9d399307251","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d507080c279a6f9bc9f5716e8d42e68dcbc899bb6b4005a22db7d9d399307251","first_computed_at":"2026-05-18T00:02:31.316717Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:02:31.316717Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"sLUNtCR0hbSsZCUWWo9Ki8DDWCAu3TL+MvG1AoN4AKzEBnThIQ5BWgBv1WzIMmxYXC0e5lnYg/e5ct05L0/DCw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:02:31.317247Z","signed_message":"canonical_sha256_bytes"},"source_id":"1808.03025","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4c996fa5ee8c28451b556bbd2a287dcd1f03806b6bc9cac1a30730c5efd63d28","sha256:47c4a65712a4ea47d542aff0bb377fc5c0e5d55dba5e6a89fdee4d6044b6651b"],"state_sha256":"07857526a6726d99b275bdd631f6a0ca9d433d0e94c19a5093b60c021e9267c0"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+83LGTw9ORyBEGqUee44zYxdSeAlWipjiV2UX/J9I2RYZciDMMm38YZWLYQ3gFO+1dw3AhXpsobHhCarI8SaAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T15:43:29.551196Z","bundle_sha256":"5c92791d9259ccf02d53d9f1c217e2980573172b8d0c02a1e84d434a91a736dc"}}