{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:GP6XUF2XURTGYDH6Q46WROC3C3","short_pith_number":"pith:GP6XUF2X","canonical_record":{"source":{"id":"1212.6212","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2012-12-26T16:58:47Z","cross_cats_sorted":["cond-mat.str-el","physics.atom-ph"],"title_canon_sha256":"d4a4a62f9d90992ed741fd289db03a0331e4cdcfdfecb7d424df2456b8ee6e62","abstract_canon_sha256":"0faecc3256717da193a781c7c3d166404caa296223241570666a5b6589c486e1"},"schema_version":"1.0"},"canonical_sha256":"33fd7a1757a4666c0cfe873d68b85b16d870da9bf05425f8abd25f65813a9304","source":{"kind":"arxiv","id":"1212.6212","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1212.6212","created_at":"2026-05-18T03:22:17Z"},{"alias_kind":"arxiv_version","alias_value":"1212.6212v2","created_at":"2026-05-18T03:22:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1212.6212","created_at":"2026-05-18T03:22:17Z"},{"alias_kind":"pith_short_12","alias_value":"GP6XUF2XURTG","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_16","alias_value":"GP6XUF2XURTGYDH6","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_8","alias_value":"GP6XUF2X","created_at":"2026-05-18T12:27:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:GP6XUF2XURTGYDH6Q46WROC3C3","target":"record","payload":{"canonical_record":{"source":{"id":"1212.6212","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2012-12-26T16:58:47Z","cross_cats_sorted":["cond-mat.str-el","physics.atom-ph"],"title_canon_sha256":"d4a4a62f9d90992ed741fd289db03a0331e4cdcfdfecb7d424df2456b8ee6e62","abstract_canon_sha256":"0faecc3256717da193a781c7c3d166404caa296223241570666a5b6589c486e1"},"schema_version":"1.0"},"canonical_sha256":"33fd7a1757a4666c0cfe873d68b85b16d870da9bf05425f8abd25f65813a9304","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:22:17.160811Z","signature_b64":"dkP+kk8wHPxlAeOyMlNJOs+0YFQKiQmcgsWB8u0/o63uNSJqcDJ4jxDiOeSRL16AcH5c7MBoMEwzdIfA5cKtAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"33fd7a1757a4666c0cfe873d68b85b16d870da9bf05425f8abd25f65813a9304","last_reissued_at":"2026-05-18T03:22:17.160047Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:22:17.160047Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1212.6212","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":"2026-05-18T03:22:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MYjBm48ElEgOQduIwIBCZQzlvB8PU7wUs6uy0dBoCP2zr4hH9ATK/KuN9yesnlPIknWPLqqlq7G/6cIsoOK2BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T14:38:43.036975Z"},"content_sha256":"71c8e8f1ae60aac3979340262756ec92c983dc14a8cb338d789aba21ac6960e9","schema_version":"1.0","event_id":"sha256:71c8e8f1ae60aac3979340262756ec92c983dc14a8cb338d789aba21ac6960e9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:GP6XUF2XURTGYDH6Q46WROC3C3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Investigating polaron transitions with polar molecules","license":"http://creativecommons.org/licenses/by/3.0/","headline":"","cross_cats":["cond-mat.str-el","physics.atom-ph"],"primary_cat":"cond-mat.quant-gas","authors_text":"Felipe Herrera, Kirk W. Madison, Mona Berciu, Roman V. Krems","submitted_at":"2012-12-26T16:58:47Z","abstract_excerpt":"We determine the phase diagram of a polaron model with mixed breathing-mode and Su-Schrieffer-Heeger couplings and show that it has two sharp transitions, in contrast to pure models which exhibit one (for Su-Schrieffer-Heeger coupling) or no (for breathing-mode coupling) transition. Our results indicate that the physics of realistic mixed polaron models is much richer than that of simplified models. We then show that ultracold molecules trapped in optical lattices can be used to study precisely this mixed Hamiltonian, and that the relative contributions of the two couplings can be tuned with e"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1212.6212","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":"2026-05-18T03:22:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SyjDlUuHz06a+6wYfl2NtyRVIOeVY3zBQlvxIAB6kXbUZ3GS7eWn2QOvDLOsFMnCvHAO6VrrCPt7jX9Ku2iKBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T14:38:43.037867Z"},"content_sha256":"ec8d1971187cac530f5c3d39cb0fdd84a7b1ff0cf3effedee52d12aa8a2bc985","schema_version":"1.0","event_id":"sha256:ec8d1971187cac530f5c3d39cb0fdd84a7b1ff0cf3effedee52d12aa8a2bc985"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GP6XUF2XURTGYDH6Q46WROC3C3/bundle.json","state_url":"https://pith.science/pith/GP6XUF2XURTGYDH6Q46WROC3C3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GP6XUF2XURTGYDH6Q46WROC3C3/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":"2026-05-28T14:38:43Z","links":{"resolver":"https://pith.science/pith/GP6XUF2XURTGYDH6Q46WROC3C3","bundle":"https://pith.science/pith/GP6XUF2XURTGYDH6Q46WROC3C3/bundle.json","state":"https://pith.science/pith/GP6XUF2XURTGYDH6Q46WROC3C3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GP6XUF2XURTGYDH6Q46WROC3C3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:GP6XUF2XURTGYDH6Q46WROC3C3","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":"0faecc3256717da193a781c7c3d166404caa296223241570666a5b6589c486e1","cross_cats_sorted":["cond-mat.str-el","physics.atom-ph"],"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2012-12-26T16:58:47Z","title_canon_sha256":"d4a4a62f9d90992ed741fd289db03a0331e4cdcfdfecb7d424df2456b8ee6e62"},"schema_version":"1.0","source":{"id":"1212.6212","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1212.6212","created_at":"2026-05-18T03:22:17Z"},{"alias_kind":"arxiv_version","alias_value":"1212.6212v2","created_at":"2026-05-18T03:22:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1212.6212","created_at":"2026-05-18T03:22:17Z"},{"alias_kind":"pith_short_12","alias_value":"GP6XUF2XURTG","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_16","alias_value":"GP6XUF2XURTGYDH6","created_at":"2026-05-18T12:27:06Z"},{"alias_kind":"pith_short_8","alias_value":"GP6XUF2X","created_at":"2026-05-18T12:27:06Z"}],"graph_snapshots":[{"event_id":"sha256:ec8d1971187cac530f5c3d39cb0fdd84a7b1ff0cf3effedee52d12aa8a2bc985","target":"graph","created_at":"2026-05-18T03:22:17Z","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 determine the phase diagram of a polaron model with mixed breathing-mode and Su-Schrieffer-Heeger couplings and show that it has two sharp transitions, in contrast to pure models which exhibit one (for Su-Schrieffer-Heeger coupling) or no (for breathing-mode coupling) transition. Our results indicate that the physics of realistic mixed polaron models is much richer than that of simplified models. We then show that ultracold molecules trapped in optical lattices can be used to study precisely this mixed Hamiltonian, and that the relative contributions of the two couplings can be tuned with e","authors_text":"Felipe Herrera, Kirk W. Madison, Mona Berciu, Roman V. Krems","cross_cats":["cond-mat.str-el","physics.atom-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2012-12-26T16:58:47Z","title":"Investigating polaron transitions with polar molecules"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1212.6212","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":"sha256:71c8e8f1ae60aac3979340262756ec92c983dc14a8cb338d789aba21ac6960e9","target":"record","created_at":"2026-05-18T03:22:17Z","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":"0faecc3256717da193a781c7c3d166404caa296223241570666a5b6589c486e1","cross_cats_sorted":["cond-mat.str-el","physics.atom-ph"],"license":"http://creativecommons.org/licenses/by/3.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2012-12-26T16:58:47Z","title_canon_sha256":"d4a4a62f9d90992ed741fd289db03a0331e4cdcfdfecb7d424df2456b8ee6e62"},"schema_version":"1.0","source":{"id":"1212.6212","kind":"arxiv","version":2}},"canonical_sha256":"33fd7a1757a4666c0cfe873d68b85b16d870da9bf05425f8abd25f65813a9304","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"33fd7a1757a4666c0cfe873d68b85b16d870da9bf05425f8abd25f65813a9304","first_computed_at":"2026-05-18T03:22:17.160047Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:22:17.160047Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"dkP+kk8wHPxlAeOyMlNJOs+0YFQKiQmcgsWB8u0/o63uNSJqcDJ4jxDiOeSRL16AcH5c7MBoMEwzdIfA5cKtAg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:22:17.160811Z","signed_message":"canonical_sha256_bytes"},"source_id":"1212.6212","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:71c8e8f1ae60aac3979340262756ec92c983dc14a8cb338d789aba21ac6960e9","sha256:ec8d1971187cac530f5c3d39cb0fdd84a7b1ff0cf3effedee52d12aa8a2bc985"],"state_sha256":"c0544236ecbe171d7ccdec90f3025a1218f0d3aad961f6610a9c915a86e4cce4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MfO4g+rqTM/7j46SniYF/q+aT8OEWNWMrYt6FUGgLSPGLwCq1JjU/CE8YFEVNugFKzQdp+FWRrOppC9PMABbAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T14:38:43.040695Z","bundle_sha256":"29cff8a32ce7e0656b487245cebfeb522977498314d4a57a78b7d85f0587e3e4"}}