{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:CEHLCCQ3E5KZSQ6ESJPG5M2QBG","short_pith_number":"pith:CEHLCCQ3","canonical_record":{"source":{"id":"0911.0312","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2009-11-02T13:34:16Z","cross_cats_sorted":[],"title_canon_sha256":"bef95f212eb0092835f0576da630b8537bc62485dc47c056b0257077960310de","abstract_canon_sha256":"4faa7b9ecefc10dfc50ba95740a3f69bd7c7a3faf511aface59aa4eab8927640"},"schema_version":"1.0"},"canonical_sha256":"110eb10a1b27559943c4925e6eb350098138605c2a492ed6ba1a5288f634c85d","source":{"kind":"arxiv","id":"0911.0312","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0911.0312","created_at":"2026-05-18T04:22:31Z"},{"alias_kind":"arxiv_version","alias_value":"0911.0312v1","created_at":"2026-05-18T04:22:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0911.0312","created_at":"2026-05-18T04:22:31Z"},{"alias_kind":"pith_short_12","alias_value":"CEHLCCQ3E5KZ","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_16","alias_value":"CEHLCCQ3E5KZSQ6E","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_8","alias_value":"CEHLCCQ3","created_at":"2026-05-18T12:25:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:CEHLCCQ3E5KZSQ6ESJPG5M2QBG","target":"record","payload":{"canonical_record":{"source":{"id":"0911.0312","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2009-11-02T13:34:16Z","cross_cats_sorted":[],"title_canon_sha256":"bef95f212eb0092835f0576da630b8537bc62485dc47c056b0257077960310de","abstract_canon_sha256":"4faa7b9ecefc10dfc50ba95740a3f69bd7c7a3faf511aface59aa4eab8927640"},"schema_version":"1.0"},"canonical_sha256":"110eb10a1b27559943c4925e6eb350098138605c2a492ed6ba1a5288f634c85d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:22:31.999502Z","signature_b64":"+TRqhCuYcUi68D8MQlU449K9dVwEBP4lwZAgbqzfy4l+aSmXEVpsa+f+SAzpLlbTdQkazMH6Zixr2zxyntG5Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"110eb10a1b27559943c4925e6eb350098138605c2a492ed6ba1a5288f634c85d","last_reissued_at":"2026-05-18T04:22:31.999124Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:22:31.999124Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0911.0312","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":"2026-05-18T04:22:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5zg8SOCkbKq79XL3rbzAncWRxVK0wU457geNPYFyF871IIWZpeN/DjkADRgo7zjbGxxyn13WqOkZZb685S9cAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T16:18:31.680780Z"},"content_sha256":"2d5f6432280787dc4e85bb528d38349d91e58ca5b28a60ae3374779bf16392e3","schema_version":"1.0","event_id":"sha256:2d5f6432280787dc4e85bb528d38349d91e58ca5b28a60ae3374779bf16392e3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:CEHLCCQ3E5KZSQ6ESJPG5M2QBG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Polar Molecules with Three-Body Interactions on the Honeycomb Lattice","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.quant-gas","authors_text":"Hanspeter B\\\"uchler, Lars Bonnes, Stefan Wessel","submitted_at":"2009-11-02T13:34:16Z","abstract_excerpt":"We study the phase diagram of ultra-cold bosonic polar molecules loaded on a two-dimensional optical lattice of hexagonal symmetry controlled by external electric and microwave fields. Following a recent proposal in Nature Physics \\textbf{3}, 726 (2007), such a system is described by an extended Bose-Hubbard model of hard-core bosons, that includes both extended two- and three-body repulsions. Using quantum Monte-Carlo simulations, exact finite cluster calculations and the tensor network renormalization group, we explore the rich phase diagram of this system, resulting from the strongly compet"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0911.0312","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":"2026-05-18T04:22:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ibPCxYUJgAD5JzeRf0vov/TgRRC8yVlFGJK1cdNcHaMYP06SfCyKXcJ0268DNggd9uanqyqo/L6htk31mC3qDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T16:18:31.681120Z"},"content_sha256":"e0eb498be1c62718bcd6a57fc39ebac8592ada9fca0c8bbc65b0ea3261f1e252","schema_version":"1.0","event_id":"sha256:e0eb498be1c62718bcd6a57fc39ebac8592ada9fca0c8bbc65b0ea3261f1e252"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CEHLCCQ3E5KZSQ6ESJPG5M2QBG/bundle.json","state_url":"https://pith.science/pith/CEHLCCQ3E5KZSQ6ESJPG5M2QBG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CEHLCCQ3E5KZSQ6ESJPG5M2QBG/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":"2026-05-28T16:18:31Z","links":{"resolver":"https://pith.science/pith/CEHLCCQ3E5KZSQ6ESJPG5M2QBG","bundle":"https://pith.science/pith/CEHLCCQ3E5KZSQ6ESJPG5M2QBG/bundle.json","state":"https://pith.science/pith/CEHLCCQ3E5KZSQ6ESJPG5M2QBG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CEHLCCQ3E5KZSQ6ESJPG5M2QBG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:CEHLCCQ3E5KZSQ6ESJPG5M2QBG","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":"4faa7b9ecefc10dfc50ba95740a3f69bd7c7a3faf511aface59aa4eab8927640","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2009-11-02T13:34:16Z","title_canon_sha256":"bef95f212eb0092835f0576da630b8537bc62485dc47c056b0257077960310de"},"schema_version":"1.0","source":{"id":"0911.0312","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0911.0312","created_at":"2026-05-18T04:22:31Z"},{"alias_kind":"arxiv_version","alias_value":"0911.0312v1","created_at":"2026-05-18T04:22:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0911.0312","created_at":"2026-05-18T04:22:31Z"},{"alias_kind":"pith_short_12","alias_value":"CEHLCCQ3E5KZ","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_16","alias_value":"CEHLCCQ3E5KZSQ6E","created_at":"2026-05-18T12:25:59Z"},{"alias_kind":"pith_short_8","alias_value":"CEHLCCQ3","created_at":"2026-05-18T12:25:59Z"}],"graph_snapshots":[{"event_id":"sha256:e0eb498be1c62718bcd6a57fc39ebac8592ada9fca0c8bbc65b0ea3261f1e252","target":"graph","created_at":"2026-05-18T04:22:31Z","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":"We study the phase diagram of ultra-cold bosonic polar molecules loaded on a two-dimensional optical lattice of hexagonal symmetry controlled by external electric and microwave fields. Following a recent proposal in Nature Physics \\textbf{3}, 726 (2007), such a system is described by an extended Bose-Hubbard model of hard-core bosons, that includes both extended two- and three-body repulsions. Using quantum Monte-Carlo simulations, exact finite cluster calculations and the tensor network renormalization group, we explore the rich phase diagram of this system, resulting from the strongly compet","authors_text":"Hanspeter B\\\"uchler, Lars Bonnes, Stefan Wessel","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2009-11-02T13:34:16Z","title":"Polar Molecules with Three-Body Interactions on the Honeycomb Lattice"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0911.0312","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":"sha256:2d5f6432280787dc4e85bb528d38349d91e58ca5b28a60ae3374779bf16392e3","target":"record","created_at":"2026-05-18T04:22:31Z","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":"4faa7b9ecefc10dfc50ba95740a3f69bd7c7a3faf511aface59aa4eab8927640","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2009-11-02T13:34:16Z","title_canon_sha256":"bef95f212eb0092835f0576da630b8537bc62485dc47c056b0257077960310de"},"schema_version":"1.0","source":{"id":"0911.0312","kind":"arxiv","version":1}},"canonical_sha256":"110eb10a1b27559943c4925e6eb350098138605c2a492ed6ba1a5288f634c85d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"110eb10a1b27559943c4925e6eb350098138605c2a492ed6ba1a5288f634c85d","first_computed_at":"2026-05-18T04:22:31.999124Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:22:31.999124Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+TRqhCuYcUi68D8MQlU449K9dVwEBP4lwZAgbqzfy4l+aSmXEVpsa+f+SAzpLlbTdQkazMH6Zixr2zxyntG5Cg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:22:31.999502Z","signed_message":"canonical_sha256_bytes"},"source_id":"0911.0312","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2d5f6432280787dc4e85bb528d38349d91e58ca5b28a60ae3374779bf16392e3","sha256:e0eb498be1c62718bcd6a57fc39ebac8592ada9fca0c8bbc65b0ea3261f1e252"],"state_sha256":"ae088be48ddc23a0766d0e38e7ce49106b40ca544e54c9e346514c1b1ec341e3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p4ioN8XRtd1uIp2H+wZmodtl2hqBuewa46QAmxa+1jx1ygTQkCAHOt62/bewOHXUXNb2ApIz83kdxpffFQtXAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T16:18:31.683107Z","bundle_sha256":"6cd21820f5ef614aca6f93b1bbd36018cb8ba02573692de908f21c0f66257759"}}