{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:W44GECVJCHHQG6ONNCUWWZUB46","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":"8a11b3d462b60e55b854c1ca7302fe7c9c85914f3fb7273f56ed97f7a140312f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-05-07T19:21:52Z","title_canon_sha256":"fc55d70aae4b37af5be5a18ef3b5bf783a0c546d3f1256e456a9af1d007a4323"},"schema_version":"1.0","source":{"id":"1505.01819","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.01819","created_at":"2026-05-18T01:19:53Z"},{"alias_kind":"arxiv_version","alias_value":"1505.01819v2","created_at":"2026-05-18T01:19:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.01819","created_at":"2026-05-18T01:19:53Z"},{"alias_kind":"pith_short_12","alias_value":"W44GECVJCHHQ","created_at":"2026-05-18T12:29:47Z"},{"alias_kind":"pith_short_16","alias_value":"W44GECVJCHHQG6ON","created_at":"2026-05-18T12:29:47Z"},{"alias_kind":"pith_short_8","alias_value":"W44GECVJ","created_at":"2026-05-18T12:29:47Z"}],"graph_snapshots":[{"event_id":"sha256:7344c9d533c100098737602f8275287e9880048aab56c7284afb86af653ab41c","target":"graph","created_at":"2026-05-18T01:19:53Z","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":"It is well known that in quantum spin liquids and other magnetically disordered systems, the tunneling amplitudes between different nearest-neighbor valence bond (NNVB) configurations drop exponentially in the length L of the tunneling loops. Here we show that virtual excursions outside the NNVB basis can alter completely this fundamental quantum-mechanical notion even in extreme cases where the minimal NNVB truncation appears very robust. This paradigm shift is demonstrated for the quantum spin-1/2 square-kagome, where strong geometric frustration, similar to the two-dimensional kagome, preve","authors_text":"Arnaud Ralko, Ioannis Rousochatzakis","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-05-07T19:21:52Z","title":"Resonating valence bond physics is not always governed by the shortest tunneling loops"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.01819","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:ddd5530d70892d743ef855c3d7f9ec44190307981901e181817e0f5bfb1e3f00","target":"record","created_at":"2026-05-18T01:19:53Z","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":"8a11b3d462b60e55b854c1ca7302fe7c9c85914f3fb7273f56ed97f7a140312f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-05-07T19:21:52Z","title_canon_sha256":"fc55d70aae4b37af5be5a18ef3b5bf783a0c546d3f1256e456a9af1d007a4323"},"schema_version":"1.0","source":{"id":"1505.01819","kind":"arxiv","version":2}},"canonical_sha256":"b738620aa911cf0379cd68a96b6681e78b2900faa251ad6dcf5ce0b055e86169","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b738620aa911cf0379cd68a96b6681e78b2900faa251ad6dcf5ce0b055e86169","first_computed_at":"2026-05-18T01:19:53.891449Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:19:53.891449Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"a4zeCmaOcA2HVaQnQ5LGfUUkmxPKW76iQoGoCdeNNGMZKCqkRQDkHczGxIjtAl/QC8f4GfecOjsG1k65Y2G8BQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:19:53.891817Z","signed_message":"canonical_sha256_bytes"},"source_id":"1505.01819","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ddd5530d70892d743ef855c3d7f9ec44190307981901e181817e0f5bfb1e3f00","sha256:7344c9d533c100098737602f8275287e9880048aab56c7284afb86af653ab41c"],"state_sha256":"95e87e350f5bf7aba72d31c3b8d39c4b7d1f5dd773d9c29b14f8ae0e7040c2e2"}