{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2004:KF2IQEXWQOGMR4YTC6CWQMYBOS","short_pith_number":"pith:KF2IQEXW","canonical_record":{"source":{"id":"cond-mat/0411256","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"cond-mat.str-el","submitted_at":"2004-11-10T09:22:58Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"72cdd3947dbfc440afd47a8756901e592d1b2863f84411acc574adf6208acd24","abstract_canon_sha256":"1e13c6857a68584b1a7d29a37c1a44d41c292b1d95b75751284199b2f0ac2396"},"schema_version":"1.0"},"canonical_sha256":"51748812f6838cc8f313178568330174a88a65512a421079fa053318d4b47400","source":{"kind":"arxiv","id":"cond-mat/0411256","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0411256","created_at":"2026-07-04T14:21:48Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0411256v2","created_at":"2026-07-04T14:21:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0411256","created_at":"2026-07-04T14:21:48Z"},{"alias_kind":"pith_short_12","alias_value":"KF2IQEXWQOGM","created_at":"2026-07-04T14:21:48Z"},{"alias_kind":"pith_short_16","alias_value":"KF2IQEXWQOGMR4YT","created_at":"2026-07-04T14:21:48Z"},{"alias_kind":"pith_short_8","alias_value":"KF2IQEXW","created_at":"2026-07-04T14:21:48Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2004:KF2IQEXWQOGMR4YTC6CWQMYBOS","target":"record","payload":{"canonical_record":{"source":{"id":"cond-mat/0411256","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"cond-mat.str-el","submitted_at":"2004-11-10T09:22:58Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"72cdd3947dbfc440afd47a8756901e592d1b2863f84411acc574adf6208acd24","abstract_canon_sha256":"1e13c6857a68584b1a7d29a37c1a44d41c292b1d95b75751284199b2f0ac2396"},"schema_version":"1.0"},"canonical_sha256":"51748812f6838cc8f313178568330174a88a65512a421079fa053318d4b47400","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T14:21:48.575701Z","signature_b64":"OjQidif5rpE3JNs719GRKFSGsK3bZ094TkDWiS/pJ4Ukxyo5WUSeMVKeVwx0bCxVDGJpU1pgSPOU4hvspJY6Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"51748812f6838cc8f313178568330174a88a65512a421079fa053318d4b47400","last_reissued_at":"2026-07-04T14:21:48.575255Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T14:21:48.575255Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"cond-mat/0411256","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":"2026-07-04T14:21:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CSLzIATV+IIhrBswQzQNR2YR4T7jInEtYejeca9kT9kLqPX4GsMxEx02FFUmvTCSqjIbFPITmNj39+0XXsEFBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T11:35:12.263437Z"},"content_sha256":"c3608ba13b3451ca1469d95672c77b695755a2d08a48ac794882db80193c870f","schema_version":"1.0","event_id":"sha256:c3608ba13b3451ca1469d95672c77b695755a2d08a48ac794882db80193c870f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2004:KF2IQEXWQOGMR4YTC6CWQMYBOS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Adiabatic-antiadiabatic crossover in a spin-Peierls chain","license":"","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"cond-mat.str-el","authors_text":"E. Orignac (ENS), R. Citro (University of Salerno), T. Giamarchi (University of Geneva)","submitted_at":"2004-11-10T09:22:58Z","abstract_excerpt":"We consider an XXZ spin-1/2 chain coupled to optical phonons with non-zero frequency $\\omega_0$. In the adiabatic limit (small $\\omega_0$), the chain is expected to spontaneously dimerize and open a spin gap, while the phonons become static. In the antiadiabatic limit (large $\\omega_0$), phonons are expected to give rise to frustration, so that dimerization and formation of spin-gap are obtained only when the spin-phonon interaction is large enough. We study this crossover using bosonization technique. The effective action is solved both by the Self Consistent Harmonic Approximation (SCHA)and "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0411256","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/cond-mat/0411256/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-04T14:21:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+rwguGx5CkiMg/qE2T+SRr0yE3iPMVAX2wc+QtsJu+CfM4n6scwQbvLVJklZAwIME2ZdrzuA0P7w2ZoMa9ElAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T11:35:12.263975Z"},"content_sha256":"527e5cfa26e88854839c4ef1ec64a991aee0809c93313f9e990c96a1d6aab94f","schema_version":"1.0","event_id":"sha256:527e5cfa26e88854839c4ef1ec64a991aee0809c93313f9e990c96a1d6aab94f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KF2IQEXWQOGMR4YTC6CWQMYBOS/bundle.json","state_url":"https://pith.science/pith/KF2IQEXWQOGMR4YTC6CWQMYBOS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KF2IQEXWQOGMR4YTC6CWQMYBOS/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":"2026-08-04T11:35:12Z","links":{"resolver":"https://pith.science/pith/KF2IQEXWQOGMR4YTC6CWQMYBOS","bundle":"https://pith.science/pith/KF2IQEXWQOGMR4YTC6CWQMYBOS/bundle.json","state":"https://pith.science/pith/KF2IQEXWQOGMR4YTC6CWQMYBOS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KF2IQEXWQOGMR4YTC6CWQMYBOS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2004:KF2IQEXWQOGMR4YTC6CWQMYBOS","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":"1e13c6857a68584b1a7d29a37c1a44d41c292b1d95b75751284199b2f0ac2396","cross_cats_sorted":["cond-mat.stat-mech"],"license":"","primary_cat":"cond-mat.str-el","submitted_at":"2004-11-10T09:22:58Z","title_canon_sha256":"72cdd3947dbfc440afd47a8756901e592d1b2863f84411acc574adf6208acd24"},"schema_version":"1.0","source":{"id":"cond-mat/0411256","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0411256","created_at":"2026-07-04T14:21:48Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0411256v2","created_at":"2026-07-04T14:21:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0411256","created_at":"2026-07-04T14:21:48Z"},{"alias_kind":"pith_short_12","alias_value":"KF2IQEXWQOGM","created_at":"2026-07-04T14:21:48Z"},{"alias_kind":"pith_short_16","alias_value":"KF2IQEXWQOGMR4YT","created_at":"2026-07-04T14:21:48Z"},{"alias_kind":"pith_short_8","alias_value":"KF2IQEXW","created_at":"2026-07-04T14:21:48Z"}],"graph_snapshots":[{"event_id":"sha256:527e5cfa26e88854839c4ef1ec64a991aee0809c93313f9e990c96a1d6aab94f","target":"graph","created_at":"2026-07-04T14:21:48Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/cond-mat/0411256/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We consider an XXZ spin-1/2 chain coupled to optical phonons with non-zero frequency $\\omega_0$. In the adiabatic limit (small $\\omega_0$), the chain is expected to spontaneously dimerize and open a spin gap, while the phonons become static. In the antiadiabatic limit (large $\\omega_0$), phonons are expected to give rise to frustration, so that dimerization and formation of spin-gap are obtained only when the spin-phonon interaction is large enough. We study this crossover using bosonization technique. The effective action is solved both by the Self Consistent Harmonic Approximation (SCHA)and ","authors_text":"E. Orignac (ENS), R. Citro (University of Salerno), T. Giamarchi (University of Geneva)","cross_cats":["cond-mat.stat-mech"],"headline":"","license":"","primary_cat":"cond-mat.str-el","submitted_at":"2004-11-10T09:22:58Z","title":"Adiabatic-antiadiabatic crossover in a spin-Peierls chain"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0411256","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:c3608ba13b3451ca1469d95672c77b695755a2d08a48ac794882db80193c870f","target":"record","created_at":"2026-07-04T14:21:48Z","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":"1e13c6857a68584b1a7d29a37c1a44d41c292b1d95b75751284199b2f0ac2396","cross_cats_sorted":["cond-mat.stat-mech"],"license":"","primary_cat":"cond-mat.str-el","submitted_at":"2004-11-10T09:22:58Z","title_canon_sha256":"72cdd3947dbfc440afd47a8756901e592d1b2863f84411acc574adf6208acd24"},"schema_version":"1.0","source":{"id":"cond-mat/0411256","kind":"arxiv","version":2}},"canonical_sha256":"51748812f6838cc8f313178568330174a88a65512a421079fa053318d4b47400","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"51748812f6838cc8f313178568330174a88a65512a421079fa053318d4b47400","first_computed_at":"2026-07-04T14:21:48.575255Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T14:21:48.575255Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OjQidif5rpE3JNs719GRKFSGsK3bZ094TkDWiS/pJ4Ukxyo5WUSeMVKeVwx0bCxVDGJpU1pgSPOU4hvspJY6Ag==","signature_status":"signed_v1","signed_at":"2026-07-04T14:21:48.575701Z","signed_message":"canonical_sha256_bytes"},"source_id":"cond-mat/0411256","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c3608ba13b3451ca1469d95672c77b695755a2d08a48ac794882db80193c870f","sha256:527e5cfa26e88854839c4ef1ec64a991aee0809c93313f9e990c96a1d6aab94f"],"state_sha256":"9e78d241b18b2e9290c07d692502295dc1445193c3d08d830c5fe48f38907a7c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sNH/noO93lect6ZUiQK0i7n9LcJ8W9+vSdWJ7fuTzyKi7/vOylEGXXjLIwTY/yS84MXyOwY3nYmbhu0V7W4sCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T11:35:12.270298Z","bundle_sha256":"967c9eaf4ecd1e3c528d33874ca7b754fef0d5e605363b600bf1e851fd2d162b"}}