{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:ZMRPJ6JFBAWOMR44BMWDK5MDZB","short_pith_number":"pith:ZMRPJ6JF","canonical_record":{"source":{"id":"1506.02933","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-06-09T14:36:39Z","cross_cats_sorted":[],"title_canon_sha256":"66d5e1bf448c3d5b6cd550d6cee6c919a70320e4cdffd594ddd31b2a88234414","abstract_canon_sha256":"e76f8d82ddd9dff75d3f6f7cf656cb794bd7d4967cfd44ed96f7189d3725643c"},"schema_version":"1.0"},"canonical_sha256":"cb22f4f925082ce6479c0b2c357583c85ac107f7ad73a49805a44c489b7f7993","source":{"kind":"arxiv","id":"1506.02933","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1506.02933","created_at":"2026-05-18T01:24:03Z"},{"alias_kind":"arxiv_version","alias_value":"1506.02933v2","created_at":"2026-05-18T01:24:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.02933","created_at":"2026-05-18T01:24:03Z"},{"alias_kind":"pith_short_12","alias_value":"ZMRPJ6JFBAWO","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_16","alias_value":"ZMRPJ6JFBAWOMR44","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_8","alias_value":"ZMRPJ6JF","created_at":"2026-05-18T12:29:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:ZMRPJ6JFBAWOMR44BMWDK5MDZB","target":"record","payload":{"canonical_record":{"source":{"id":"1506.02933","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-06-09T14:36:39Z","cross_cats_sorted":[],"title_canon_sha256":"66d5e1bf448c3d5b6cd550d6cee6c919a70320e4cdffd594ddd31b2a88234414","abstract_canon_sha256":"e76f8d82ddd9dff75d3f6f7cf656cb794bd7d4967cfd44ed96f7189d3725643c"},"schema_version":"1.0"},"canonical_sha256":"cb22f4f925082ce6479c0b2c357583c85ac107f7ad73a49805a44c489b7f7993","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:24:03.623719Z","signature_b64":"kZDNavqVGFiL86OHBMaljJEhW2GiDcu5Jft+yo7/FhdTt/vfyCM2JDHmxBKkz5gb4P3VLJSXNR9mRKYk9KU0Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cb22f4f925082ce6479c0b2c357583c85ac107f7ad73a49805a44c489b7f7993","last_reissued_at":"2026-05-18T01:24:03.623092Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:24:03.623092Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1506.02933","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":"2026-05-18T01:24:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"R+ZkeLa1MrwZazxRO2R2moSCAC9QL5CJ+0WWQvHF4DJNzwXlHl9asI7vys3CnDKgD8Z0aMiNyiuHOatWSTO+AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T03:21:55.105837Z"},"content_sha256":"241a39df864dac119b4eeccc6f3910345c1ab4a9cbd36fee04433a1392c64317","schema_version":"1.0","event_id":"sha256:241a39df864dac119b4eeccc6f3910345c1ab4a9cbd36fee04433a1392c64317"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:ZMRPJ6JFBAWOMR44BMWDK5MDZB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the absence of actual plateaus in zero-temperature magnetization curves of quantum spin clusters and chains","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Jozef Strecka, Onofre Rojas, Stefano Bellucci, Vadim Ohanyan","submitted_at":"2015-06-09T14:36:39Z","abstract_excerpt":"We examine the general features of the non-commutativity of the magnetization operator and Hamiltonian for the small quantum spin clusters. The source of this non-commutativity can be a difference in the Land\\'{e} g-factors for different spins in the cluster, XY-anisotropy in the exchange interaction and the presence of the Dzyaloshinskii-Moriya term in the direction different for the direction of the magnetic field. As a result, a zero-temperature magnetization curve for the small spin clusters mimics that for the macroscopic systems with the band(s) of magnetic excitations, i.e. for the give"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.02933","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":"2026-05-18T01:24:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PRm52lj+iWLzmcbNypQNNbFhyXqb5PCOOr7olh5gwuZ2UJvPMDmq1/kBA1yld6pRa5v6f8xZZ6dI3hkEqeq7Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T03:21:55.106524Z"},"content_sha256":"dc4250d708327a095d5bcb72e7e03afa32da406d5d54b63ffcb2fa796a8f8e44","schema_version":"1.0","event_id":"sha256:dc4250d708327a095d5bcb72e7e03afa32da406d5d54b63ffcb2fa796a8f8e44"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZMRPJ6JFBAWOMR44BMWDK5MDZB/bundle.json","state_url":"https://pith.science/pith/ZMRPJ6JFBAWOMR44BMWDK5MDZB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZMRPJ6JFBAWOMR44BMWDK5MDZB/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":"2026-05-27T03:21:55Z","links":{"resolver":"https://pith.science/pith/ZMRPJ6JFBAWOMR44BMWDK5MDZB","bundle":"https://pith.science/pith/ZMRPJ6JFBAWOMR44BMWDK5MDZB/bundle.json","state":"https://pith.science/pith/ZMRPJ6JFBAWOMR44BMWDK5MDZB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZMRPJ6JFBAWOMR44BMWDK5MDZB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:ZMRPJ6JFBAWOMR44BMWDK5MDZB","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":"e76f8d82ddd9dff75d3f6f7cf656cb794bd7d4967cfd44ed96f7189d3725643c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-06-09T14:36:39Z","title_canon_sha256":"66d5e1bf448c3d5b6cd550d6cee6c919a70320e4cdffd594ddd31b2a88234414"},"schema_version":"1.0","source":{"id":"1506.02933","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1506.02933","created_at":"2026-05-18T01:24:03Z"},{"alias_kind":"arxiv_version","alias_value":"1506.02933v2","created_at":"2026-05-18T01:24:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.02933","created_at":"2026-05-18T01:24:03Z"},{"alias_kind":"pith_short_12","alias_value":"ZMRPJ6JFBAWO","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_16","alias_value":"ZMRPJ6JFBAWOMR44","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_8","alias_value":"ZMRPJ6JF","created_at":"2026-05-18T12:29:52Z"}],"graph_snapshots":[{"event_id":"sha256:dc4250d708327a095d5bcb72e7e03afa32da406d5d54b63ffcb2fa796a8f8e44","target":"graph","created_at":"2026-05-18T01:24:03Z","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 examine the general features of the non-commutativity of the magnetization operator and Hamiltonian for the small quantum spin clusters. The source of this non-commutativity can be a difference in the Land\\'{e} g-factors for different spins in the cluster, XY-anisotropy in the exchange interaction and the presence of the Dzyaloshinskii-Moriya term in the direction different for the direction of the magnetic field. As a result, a zero-temperature magnetization curve for the small spin clusters mimics that for the macroscopic systems with the band(s) of magnetic excitations, i.e. for the give","authors_text":"Jozef Strecka, Onofre Rojas, Stefano Bellucci, Vadim Ohanyan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-06-09T14:36:39Z","title":"On the absence of actual plateaus in zero-temperature magnetization curves of quantum spin clusters and chains"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.02933","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":"sha256:241a39df864dac119b4eeccc6f3910345c1ab4a9cbd36fee04433a1392c64317","target":"record","created_at":"2026-05-18T01:24:03Z","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":"e76f8d82ddd9dff75d3f6f7cf656cb794bd7d4967cfd44ed96f7189d3725643c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-06-09T14:36:39Z","title_canon_sha256":"66d5e1bf448c3d5b6cd550d6cee6c919a70320e4cdffd594ddd31b2a88234414"},"schema_version":"1.0","source":{"id":"1506.02933","kind":"arxiv","version":2}},"canonical_sha256":"cb22f4f925082ce6479c0b2c357583c85ac107f7ad73a49805a44c489b7f7993","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cb22f4f925082ce6479c0b2c357583c85ac107f7ad73a49805a44c489b7f7993","first_computed_at":"2026-05-18T01:24:03.623092Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:24:03.623092Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kZDNavqVGFiL86OHBMaljJEhW2GiDcu5Jft+yo7/FhdTt/vfyCM2JDHmxBKkz5gb4P3VLJSXNR9mRKYk9KU0Cg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:24:03.623719Z","signed_message":"canonical_sha256_bytes"},"source_id":"1506.02933","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:241a39df864dac119b4eeccc6f3910345c1ab4a9cbd36fee04433a1392c64317","sha256:dc4250d708327a095d5bcb72e7e03afa32da406d5d54b63ffcb2fa796a8f8e44"],"state_sha256":"6cdb45004a9589fba8b576536286f84d5d615535274cd31e6ae1cc1d4ad70b2a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dmwzsQbeOQCQ8eAhMKF4M7ms+b4LjVtJtuUJfgRp5+EHDJdxMYSQBjGtbFHngMYi2aR4MTXQxPV34APjPdSDDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T03:21:55.109698Z","bundle_sha256":"c40ac0c4051004bf0e8e90d97005d7741007301564a779a9e4e425064d41aeae"}}