{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:S7LTGLLFFUYIYU4OHZRC7B4FBL","short_pith_number":"pith:S7LTGLLF","canonical_record":{"source":{"id":"1808.06279","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2018-08-20T01:09:10Z","cross_cats_sorted":["nlin.SI"],"title_canon_sha256":"9465879530dcb0c32c2f208c189fdd5671eda4f506b7ddba019f839854f3665e","abstract_canon_sha256":"7b56e5d743ddf414aa83a1181493033b0b000cb6689e31ef7b798dc4404d6330"},"schema_version":"1.0"},"canonical_sha256":"97d7332d652d308c538e3e622f87850ae5c8be21a614ed70ae3f49cce692707c","source":{"kind":"arxiv","id":"1808.06279","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.06279","created_at":"2026-05-17T23:44:59Z"},{"alias_kind":"arxiv_version","alias_value":"1808.06279v4","created_at":"2026-05-17T23:44:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.06279","created_at":"2026-05-17T23:44:59Z"},{"alias_kind":"pith_short_12","alias_value":"S7LTGLLFFUYI","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"S7LTGLLFFUYIYU4O","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"S7LTGLLF","created_at":"2026-05-18T12:32:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:S7LTGLLFFUYIYU4OHZRC7B4FBL","target":"record","payload":{"canonical_record":{"source":{"id":"1808.06279","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2018-08-20T01:09:10Z","cross_cats_sorted":["nlin.SI"],"title_canon_sha256":"9465879530dcb0c32c2f208c189fdd5671eda4f506b7ddba019f839854f3665e","abstract_canon_sha256":"7b56e5d743ddf414aa83a1181493033b0b000cb6689e31ef7b798dc4404d6330"},"schema_version":"1.0"},"canonical_sha256":"97d7332d652d308c538e3e622f87850ae5c8be21a614ed70ae3f49cce692707c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:44:59.189450Z","signature_b64":"8HepaUYz9oZvfC0Glfgdtk7FdszSZUBZpcwPod1T+QyI2UP+9JrJyQbybJh35T7kvTaCBEnhG4xLQ+3mwZNJAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"97d7332d652d308c538e3e622f87850ae5c8be21a614ed70ae3f49cce692707c","last_reissued_at":"2026-05-17T23:44:59.188838Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:44:59.188838Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1808.06279","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:44:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"X9e0X+lxIxdmKJGgwu0PRDBWREfzxQ+JCFvAVndiIkxocDNKN0W9GkhYCDKmEEcGbXuld+flPtswBZvGi18vAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T11:43:40.976151Z"},"content_sha256":"b22ed3a7eb273f0f25d09ad10328dd27e7d86df921586dfe39c0252d850cb95e","schema_version":"1.0","event_id":"sha256:b22ed3a7eb273f0f25d09ad10328dd27e7d86df921586dfe39c0252d850cb95e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:S7LTGLLFFUYIYU4OHZRC7B4FBL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The propagator of the finite XXZ spin-$\\tfrac{1}{2}$ chain","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nlin.SI"],"primary_cat":"cond-mat.stat-mech","authors_text":"B. Pozsgay, G. Z. Feh\\'er","submitted_at":"2018-08-20T01:09:10Z","abstract_excerpt":"We derive contour integral formulas for the real space propagator of the spin-$\\tfrac12$ XXZ chain. The exact results are valid in any finite volume with periodic boundary conditions, and for any value of the anisotropy parameter. The integrals are on fixed contours, that are independent of the Bethe Ansatz solution of the model and the string hypothesis. The propagator is obtained by two different methods. First we compute it through the spectral sum of a deformed model, and as a by-product we also compute the propagator of the XXZ chain perturbed by a Dzyaloshinskii-Moriya interaction term. "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.06279","kind":"arxiv","version":4},"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":"2026-05-17T23:44:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RBYg2PeXZ4/nWpzByxUia7TPXMJySQygsk0QDqdNadku3S5RH0okkhfwUC8k+HvxYUVhsqv47faFO80pOCZfBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T11:43:40.976508Z"},"content_sha256":"3fe3a88800fb21f07dc624f826b24e22eb9a84a41962db987013fb69bbc3cfb0","schema_version":"1.0","event_id":"sha256:3fe3a88800fb21f07dc624f826b24e22eb9a84a41962db987013fb69bbc3cfb0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/S7LTGLLFFUYIYU4OHZRC7B4FBL/bundle.json","state_url":"https://pith.science/pith/S7LTGLLFFUYIYU4OHZRC7B4FBL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/S7LTGLLFFUYIYU4OHZRC7B4FBL/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":"2026-06-08T11:43:40Z","links":{"resolver":"https://pith.science/pith/S7LTGLLFFUYIYU4OHZRC7B4FBL","bundle":"https://pith.science/pith/S7LTGLLFFUYIYU4OHZRC7B4FBL/bundle.json","state":"https://pith.science/pith/S7LTGLLFFUYIYU4OHZRC7B4FBL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/S7LTGLLFFUYIYU4OHZRC7B4FBL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:S7LTGLLFFUYIYU4OHZRC7B4FBL","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":"7b56e5d743ddf414aa83a1181493033b0b000cb6689e31ef7b798dc4404d6330","cross_cats_sorted":["nlin.SI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2018-08-20T01:09:10Z","title_canon_sha256":"9465879530dcb0c32c2f208c189fdd5671eda4f506b7ddba019f839854f3665e"},"schema_version":"1.0","source":{"id":"1808.06279","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.06279","created_at":"2026-05-17T23:44:59Z"},{"alias_kind":"arxiv_version","alias_value":"1808.06279v4","created_at":"2026-05-17T23:44:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.06279","created_at":"2026-05-17T23:44:59Z"},{"alias_kind":"pith_short_12","alias_value":"S7LTGLLFFUYI","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_16","alias_value":"S7LTGLLFFUYIYU4O","created_at":"2026-05-18T12:32:50Z"},{"alias_kind":"pith_short_8","alias_value":"S7LTGLLF","created_at":"2026-05-18T12:32:50Z"}],"graph_snapshots":[{"event_id":"sha256:3fe3a88800fb21f07dc624f826b24e22eb9a84a41962db987013fb69bbc3cfb0","target":"graph","created_at":"2026-05-17T23:44:59Z","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 derive contour integral formulas for the real space propagator of the spin-$\\tfrac12$ XXZ chain. The exact results are valid in any finite volume with periodic boundary conditions, and for any value of the anisotropy parameter. The integrals are on fixed contours, that are independent of the Bethe Ansatz solution of the model and the string hypothesis. The propagator is obtained by two different methods. First we compute it through the spectral sum of a deformed model, and as a by-product we also compute the propagator of the XXZ chain perturbed by a Dzyaloshinskii-Moriya interaction term. ","authors_text":"B. Pozsgay, G. Z. Feh\\'er","cross_cats":["nlin.SI"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2018-08-20T01:09:10Z","title":"The propagator of the finite XXZ spin-$\\tfrac{1}{2}$ chain"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.06279","kind":"arxiv","version":4},"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:b22ed3a7eb273f0f25d09ad10328dd27e7d86df921586dfe39c0252d850cb95e","target":"record","created_at":"2026-05-17T23:44:59Z","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":"7b56e5d743ddf414aa83a1181493033b0b000cb6689e31ef7b798dc4404d6330","cross_cats_sorted":["nlin.SI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2018-08-20T01:09:10Z","title_canon_sha256":"9465879530dcb0c32c2f208c189fdd5671eda4f506b7ddba019f839854f3665e"},"schema_version":"1.0","source":{"id":"1808.06279","kind":"arxiv","version":4}},"canonical_sha256":"97d7332d652d308c538e3e622f87850ae5c8be21a614ed70ae3f49cce692707c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"97d7332d652d308c538e3e622f87850ae5c8be21a614ed70ae3f49cce692707c","first_computed_at":"2026-05-17T23:44:59.188838Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:44:59.188838Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8HepaUYz9oZvfC0Glfgdtk7FdszSZUBZpcwPod1T+QyI2UP+9JrJyQbybJh35T7kvTaCBEnhG4xLQ+3mwZNJAg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:44:59.189450Z","signed_message":"canonical_sha256_bytes"},"source_id":"1808.06279","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b22ed3a7eb273f0f25d09ad10328dd27e7d86df921586dfe39c0252d850cb95e","sha256:3fe3a88800fb21f07dc624f826b24e22eb9a84a41962db987013fb69bbc3cfb0"],"state_sha256":"08bc9782ef82684b6326b49cb56ed4260afa79888c22f81dfd06d157c93a8a8c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2qefjUjm4KiI439c7TEbwwjgLjJlc/Lwzhx1ySW8k0fyY0sYCpo8Lmq7VbF+T0F9PqGp3cF8yFjk0kEDDA5mBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T11:43:40.978393Z","bundle_sha256":"d516e0133854d8f24060bb31195ef5934d9769160a33aec6d374762366181627"}}