{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2008:DD5ZLZJARXPO5MQ635VQ25E7YK","short_pith_number":"pith:DD5ZLZJA","canonical_record":{"source":{"id":"0809.3426","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/publicdomain/","primary_cat":"cond-mat.other","submitted_at":"2008-09-19T17:30:08Z","cross_cats_sorted":[],"title_canon_sha256":"1a64e15de2ad7d04e3a4b5ce35a2b4f54e29abbff27309297154ccecf0f8cdd0","abstract_canon_sha256":"f65541283e81ec3fadbddea45ac055bf8152d722a4218728cde0954082010698"},"schema_version":"1.0"},"canonical_sha256":"18fb95e5208ddeeeb21edf6b0d749fc2b07911eb4cb71e547e73d9b295d7da4e","source":{"kind":"arxiv","id":"0809.3426","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0809.3426","created_at":"2026-05-18T03:24:42Z"},{"alias_kind":"arxiv_version","alias_value":"0809.3426v1","created_at":"2026-05-18T03:24:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0809.3426","created_at":"2026-05-18T03:24:42Z"},{"alias_kind":"pith_short_12","alias_value":"DD5ZLZJARXPO","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_16","alias_value":"DD5ZLZJARXPO5MQ6","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_8","alias_value":"DD5ZLZJA","created_at":"2026-05-18T12:25:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2008:DD5ZLZJARXPO5MQ635VQ25E7YK","target":"record","payload":{"canonical_record":{"source":{"id":"0809.3426","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/publicdomain/","primary_cat":"cond-mat.other","submitted_at":"2008-09-19T17:30:08Z","cross_cats_sorted":[],"title_canon_sha256":"1a64e15de2ad7d04e3a4b5ce35a2b4f54e29abbff27309297154ccecf0f8cdd0","abstract_canon_sha256":"f65541283e81ec3fadbddea45ac055bf8152d722a4218728cde0954082010698"},"schema_version":"1.0"},"canonical_sha256":"18fb95e5208ddeeeb21edf6b0d749fc2b07911eb4cb71e547e73d9b295d7da4e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:24:42.695602Z","signature_b64":"nG7juA2AgyUF0Vr+MjBlW3ngCfGSb34/p1M+AkXAUWNGQJ3Dzuopf97HS9IdQfe/mtl1XjFNtMzDGUTj0JpXCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"18fb95e5208ddeeeb21edf6b0d749fc2b07911eb4cb71e547e73d9b295d7da4e","last_reissued_at":"2026-05-18T03:24:42.694793Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:24:42.694793Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0809.3426","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":"2026-05-18T03:24:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"As7fYvjw+EE8qgwCNYKOpVX+1RpCdNpRaC0syZSCApF2NraJQviLh2uzL9D7t5ux3ULkGp+Ix30K79pCe1C0Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T12:49:38.491718Z"},"content_sha256":"dff2229235c12a486335af99281389f44a8f69f83ba8d5d87d2d20e0ccb21189","schema_version":"1.0","event_id":"sha256:dff2229235c12a486335af99281389f44a8f69f83ba8d5d87d2d20e0ccb21189"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2008:DD5ZLZJARXPO5MQ635VQ25E7YK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Superfluid and Fermi liquid phases of Bose-Fermi mixtures in optical lattices","license":"http://creativecommons.org/licenses/publicdomain/","headline":"","cross_cats":[],"primary_cat":"cond-mat.other","authors_text":"C. A. R. S\\'a de Melo, C. J. Williams, Kaushik Mitra","submitted_at":"2008-09-19T17:30:08Z","abstract_excerpt":"We describe interacting mixtures of ultracold bosonic and fermionic atoms in harmonically confined optical lattices. For a suitable choice of parameters we study the emergence of superfluid and Fermi liquid (non-insulating) regions out of Bose-Mott and Fermi-band insulators, due to finite Boson and Fermion hopping. We obtain the shell structure for the system and show that angular momentum can be transferred to the non-insulating regions from Laguerre-Gaussian beams, which combined with Bragg spectroscopy can reveal all superfluid and Fermi liquid shells."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0809.3426","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":"2026-05-18T03:24:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"w9ETWBKKeI90Mh2Tel1uuvHuL1NBNMv2BarFGq7kqpUT+4k9S+Ue/u4tLThSeharL4TKg00fT6q67qKPrmW9DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T12:49:38.492509Z"},"content_sha256":"031a9d9294877ce6e1f61e057dc1a3ab42f416b8204f774556709c937e011ace","schema_version":"1.0","event_id":"sha256:031a9d9294877ce6e1f61e057dc1a3ab42f416b8204f774556709c937e011ace"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DD5ZLZJARXPO5MQ635VQ25E7YK/bundle.json","state_url":"https://pith.science/pith/DD5ZLZJARXPO5MQ635VQ25E7YK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DD5ZLZJARXPO5MQ635VQ25E7YK/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":"2026-05-31T12:49:38Z","links":{"resolver":"https://pith.science/pith/DD5ZLZJARXPO5MQ635VQ25E7YK","bundle":"https://pith.science/pith/DD5ZLZJARXPO5MQ635VQ25E7YK/bundle.json","state":"https://pith.science/pith/DD5ZLZJARXPO5MQ635VQ25E7YK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DD5ZLZJARXPO5MQ635VQ25E7YK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:DD5ZLZJARXPO5MQ635VQ25E7YK","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":"f65541283e81ec3fadbddea45ac055bf8152d722a4218728cde0954082010698","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/publicdomain/","primary_cat":"cond-mat.other","submitted_at":"2008-09-19T17:30:08Z","title_canon_sha256":"1a64e15de2ad7d04e3a4b5ce35a2b4f54e29abbff27309297154ccecf0f8cdd0"},"schema_version":"1.0","source":{"id":"0809.3426","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0809.3426","created_at":"2026-05-18T03:24:42Z"},{"alias_kind":"arxiv_version","alias_value":"0809.3426v1","created_at":"2026-05-18T03:24:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0809.3426","created_at":"2026-05-18T03:24:42Z"},{"alias_kind":"pith_short_12","alias_value":"DD5ZLZJARXPO","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_16","alias_value":"DD5ZLZJARXPO5MQ6","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_8","alias_value":"DD5ZLZJA","created_at":"2026-05-18T12:25:57Z"}],"graph_snapshots":[{"event_id":"sha256:031a9d9294877ce6e1f61e057dc1a3ab42f416b8204f774556709c937e011ace","target":"graph","created_at":"2026-05-18T03:24:42Z","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 describe interacting mixtures of ultracold bosonic and fermionic atoms in harmonically confined optical lattices. For a suitable choice of parameters we study the emergence of superfluid and Fermi liquid (non-insulating) regions out of Bose-Mott and Fermi-band insulators, due to finite Boson and Fermion hopping. We obtain the shell structure for the system and show that angular momentum can be transferred to the non-insulating regions from Laguerre-Gaussian beams, which combined with Bragg spectroscopy can reveal all superfluid and Fermi liquid shells.","authors_text":"C. A. R. S\\'a de Melo, C. J. Williams, Kaushik Mitra","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/publicdomain/","primary_cat":"cond-mat.other","submitted_at":"2008-09-19T17:30:08Z","title":"Superfluid and Fermi liquid phases of Bose-Fermi mixtures in optical lattices"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0809.3426","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:dff2229235c12a486335af99281389f44a8f69f83ba8d5d87d2d20e0ccb21189","target":"record","created_at":"2026-05-18T03:24:42Z","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":"f65541283e81ec3fadbddea45ac055bf8152d722a4218728cde0954082010698","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/publicdomain/","primary_cat":"cond-mat.other","submitted_at":"2008-09-19T17:30:08Z","title_canon_sha256":"1a64e15de2ad7d04e3a4b5ce35a2b4f54e29abbff27309297154ccecf0f8cdd0"},"schema_version":"1.0","source":{"id":"0809.3426","kind":"arxiv","version":1}},"canonical_sha256":"18fb95e5208ddeeeb21edf6b0d749fc2b07911eb4cb71e547e73d9b295d7da4e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"18fb95e5208ddeeeb21edf6b0d749fc2b07911eb4cb71e547e73d9b295d7da4e","first_computed_at":"2026-05-18T03:24:42.694793Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:24:42.694793Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nG7juA2AgyUF0Vr+MjBlW3ngCfGSb34/p1M+AkXAUWNGQJ3Dzuopf97HS9IdQfe/mtl1XjFNtMzDGUTj0JpXCA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:24:42.695602Z","signed_message":"canonical_sha256_bytes"},"source_id":"0809.3426","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dff2229235c12a486335af99281389f44a8f69f83ba8d5d87d2d20e0ccb21189","sha256:031a9d9294877ce6e1f61e057dc1a3ab42f416b8204f774556709c937e011ace"],"state_sha256":"453d255415d69bcb1fde5dfa76738cc3a164cebf9ceba2cb1ba91ba69e7e0298"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wAcyel7qYTVx931YKq902636mRI6E9ghfxuG3u+tYBpD6QQzv1l9JM6jn5Qd67iEuBDcBxkuyexBz19E4IZCBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T12:49:38.496911Z","bundle_sha256":"38f2f5fa9d82c5ffa4bab218738e2c6d20d86625abdae3a3d61eb6357fa5eac6"}}