{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:ELHUGZI6DKPL7XHJQJEP4RQ3LC","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":"ca9278741376df83ab47a15fc237672778838dcba49b067a04c29e88cd1848f5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2012-08-30T09:19:16Z","title_canon_sha256":"f490bf41e1130f67eb5c0b28f3c639f8598e5447c24eed04ad93b6b76f958e0a"},"schema_version":"1.0","source":{"id":"1208.6117","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1208.6117","created_at":"2026-05-18T02:31:48Z"},{"alias_kind":"arxiv_version","alias_value":"1208.6117v1","created_at":"2026-05-18T02:31:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1208.6117","created_at":"2026-05-18T02:31:48Z"},{"alias_kind":"pith_short_12","alias_value":"ELHUGZI6DKPL","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_16","alias_value":"ELHUGZI6DKPL7XHJ","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_8","alias_value":"ELHUGZI6","created_at":"2026-05-18T12:27:04Z"}],"graph_snapshots":[{"event_id":"sha256:0bce168b78132c2693772f95876d66b94916ceacdb7532dab68732402128fac2","target":"graph","created_at":"2026-05-18T02:31:48Z","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"},"paper":{"abstract_excerpt":"By means of nuclear spin-lattice relaxation rate 1/T1, we follow the spin dynamics as a function of the applied magnetic field in two gapped one-dimensional quantum antiferromagnets: the anisotropic spin-chain system NiCl2-4SC(NH2)2 and the spin-ladder system (C5H12N)2CuBr4. In both systems, spin excitations are confirmed to evolve from magnons in the gapped state to spinons in the gapples Tomonaga-Luttinger-liquid state. In between, 1/T1 exhibits a pronounced, continuous variation, which is shown to scale in accordance with quantum criticality. We extract the critical exponent for 1/T1, compa","authors_text":"A. Paduan-Filho, B. Chiari, C. Berthier, H. Mayaffre, M. A. Continentino, M. Horvati\\'c, M. Klanj\\v{s}ek, M. S. Grbi\\'c, O. Piovesana, R. Blinder, S. Mukhopadhyay","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2012-08-30T09:19:16Z","title":"Quantum-critical spin dynamics in quasi-one-dimensional antiferromagnets"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1208.6117","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":"sha256:12afe675e7a7a9b5df72206722db1c37884858048dc9c95df51c4b3d71674896","target":"record","created_at":"2026-05-18T02:31:48Z","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":"ca9278741376df83ab47a15fc237672778838dcba49b067a04c29e88cd1848f5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2012-08-30T09:19:16Z","title_canon_sha256":"f490bf41e1130f67eb5c0b28f3c639f8598e5447c24eed04ad93b6b76f958e0a"},"schema_version":"1.0","source":{"id":"1208.6117","kind":"arxiv","version":1}},"canonical_sha256":"22cf43651e1a9ebfdce98248fe461b588fa2d8e78f3aec342bbb678d45db9365","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"22cf43651e1a9ebfdce98248fe461b588fa2d8e78f3aec342bbb678d45db9365","first_computed_at":"2026-05-18T02:31:48.518346Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:31:48.518346Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"gUo97qJU4GnyEF3q96C3pSUn8UV/KdEAlq8NddYbvq59OmKpurSGAtcGWK95oBc5wm945gc4KeAPooaj7h7NAA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:31:48.519250Z","signed_message":"canonical_sha256_bytes"},"source_id":"1208.6117","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:12afe675e7a7a9b5df72206722db1c37884858048dc9c95df51c4b3d71674896","sha256:0bce168b78132c2693772f95876d66b94916ceacdb7532dab68732402128fac2"],"state_sha256":"b3d2fe4161852ae370802de5287b17a3f5ef7ed4305f55dfa7fd7b4d7165fec0"}