{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:B6EJBBTSQ2MYKO27GK7H75K4ND","short_pith_number":"pith:B6EJBBTS","canonical_record":{"source":{"id":"1108.6288","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-08-31T16:29:19Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"f1067fa50dcb44eb01fac67ff3c694e563afc2b414236c746b285942b6c27f2d","abstract_canon_sha256":"b5be878f8696b8cc9014be0fa4af161e70139cf12d426f8a8dff49d556072618"},"schema_version":"1.0"},"canonical_sha256":"0f889086728699853b5f32be7ff55c68c1a9c5e0ccdb053d198620fa79f6a166","source":{"kind":"arxiv","id":"1108.6288","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.6288","created_at":"2026-05-18T02:00:43Z"},{"alias_kind":"arxiv_version","alias_value":"1108.6288v1","created_at":"2026-05-18T02:00:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.6288","created_at":"2026-05-18T02:00:43Z"},{"alias_kind":"pith_short_12","alias_value":"B6EJBBTSQ2MY","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_16","alias_value":"B6EJBBTSQ2MYKO27","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_8","alias_value":"B6EJBBTS","created_at":"2026-05-18T12:26:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:B6EJBBTSQ2MYKO27GK7H75K4ND","target":"record","payload":{"canonical_record":{"source":{"id":"1108.6288","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-08-31T16:29:19Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"f1067fa50dcb44eb01fac67ff3c694e563afc2b414236c746b285942b6c27f2d","abstract_canon_sha256":"b5be878f8696b8cc9014be0fa4af161e70139cf12d426f8a8dff49d556072618"},"schema_version":"1.0"},"canonical_sha256":"0f889086728699853b5f32be7ff55c68c1a9c5e0ccdb053d198620fa79f6a166","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:00:43.865870Z","signature_b64":"42lTHZ6eWTRCgaIqa8PjDSZNVgz+95g7RbKKZ5ACvuZQSTSOiPTV6n/cO0xHb7tQkkEJc0cuZs9kiZj5osbfBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0f889086728699853b5f32be7ff55c68c1a9c5e0ccdb053d198620fa79f6a166","last_reissued_at":"2026-05-18T02:00:43.865226Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:00:43.865226Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1108.6288","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:00:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gB/t2KfvqpMGuGcPJ5sP1hkp1XOvYu9li0kdUbrkJ56kC9UCmbtmCT30/Bjv7p+1KHbAWFHmrxeshqp6bretCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T18:56:10.272141Z"},"content_sha256":"fa8b8a3eb1a3117a2ee57adb9c3cad672d070323c0037c6d6cc4f210cc1c2107","schema_version":"1.0","event_id":"sha256:fa8b8a3eb1a3117a2ee57adb9c3cad672d070323c0037c6d6cc4f210cc1c2107"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:B6EJBBTSQ2MYKO27GK7H75K4ND","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Magnetic excitations in the geometric frustrated multiferroic CuCrO$_2$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.other"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. D. Christianson, A. Podlesnyak, A. S. Sefat, G. Ehlers, J. R. D. Copley, J. T. Haraldsen, M. Frontzek, M. Matsuda, R. S. Fishman, S. Barilo, S. V. Shiryaev, Y. Qiu","submitted_at":"2011-08-31T16:29:19Z","abstract_excerpt":"In this paper detailed neutron scattering measurements of the magnetic excitation spectrum of CuCrO$_2$ in the ordered state below $T_{\\rm{N1}}=24.2$ K are presented. The spectra are analyzed using a model Hamiltonian which includes intralayer-exchange up to the next-next-nearest neighbor and interlayer-exchange. We obtain a definite parameter set and show that exchange interaction terms beyond the next-nearest neighbor are important to describe the inelastic excitation spectrum. The magnetic ground state structure generated with our parameter set is in agreement with the structure proposed fo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.6288","kind":"arxiv","version":1},"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":"2026-05-18T02:00:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"93Dv2KAcFM0hpLNkJ739edetBYE5eKnSMkhwypeo/8cxT3SZPay8Z1PX5+qU27MJ3li+MGr3kwPA0E5kOXxtDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T18:56:10.272784Z"},"content_sha256":"7b05d44cfab93e3cbd760615227e958b65504eb3fa5a386a805bf9b2e6088c6d","schema_version":"1.0","event_id":"sha256:7b05d44cfab93e3cbd760615227e958b65504eb3fa5a386a805bf9b2e6088c6d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/B6EJBBTSQ2MYKO27GK7H75K4ND/bundle.json","state_url":"https://pith.science/pith/B6EJBBTSQ2MYKO27GK7H75K4ND/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/B6EJBBTSQ2MYKO27GK7H75K4ND/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":"2026-05-30T18:56:10Z","links":{"resolver":"https://pith.science/pith/B6EJBBTSQ2MYKO27GK7H75K4ND","bundle":"https://pith.science/pith/B6EJBBTSQ2MYKO27GK7H75K4ND/bundle.json","state":"https://pith.science/pith/B6EJBBTSQ2MYKO27GK7H75K4ND/state.json","well_known_bundle":"https://pith.science/.well-known/pith/B6EJBBTSQ2MYKO27GK7H75K4ND/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:B6EJBBTSQ2MYKO27GK7H75K4ND","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":"b5be878f8696b8cc9014be0fa4af161e70139cf12d426f8a8dff49d556072618","cross_cats_sorted":["cond-mat.other"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-08-31T16:29:19Z","title_canon_sha256":"f1067fa50dcb44eb01fac67ff3c694e563afc2b414236c746b285942b6c27f2d"},"schema_version":"1.0","source":{"id":"1108.6288","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.6288","created_at":"2026-05-18T02:00:43Z"},{"alias_kind":"arxiv_version","alias_value":"1108.6288v1","created_at":"2026-05-18T02:00:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.6288","created_at":"2026-05-18T02:00:43Z"},{"alias_kind":"pith_short_12","alias_value":"B6EJBBTSQ2MY","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_16","alias_value":"B6EJBBTSQ2MYKO27","created_at":"2026-05-18T12:26:24Z"},{"alias_kind":"pith_short_8","alias_value":"B6EJBBTS","created_at":"2026-05-18T12:26:24Z"}],"graph_snapshots":[{"event_id":"sha256:7b05d44cfab93e3cbd760615227e958b65504eb3fa5a386a805bf9b2e6088c6d","target":"graph","created_at":"2026-05-18T02:00:43Z","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":"In this paper detailed neutron scattering measurements of the magnetic excitation spectrum of CuCrO$_2$ in the ordered state below $T_{\\rm{N1}}=24.2$ K are presented. The spectra are analyzed using a model Hamiltonian which includes intralayer-exchange up to the next-next-nearest neighbor and interlayer-exchange. We obtain a definite parameter set and show that exchange interaction terms beyond the next-nearest neighbor are important to describe the inelastic excitation spectrum. The magnetic ground state structure generated with our parameter set is in agreement with the structure proposed fo","authors_text":"A. D. Christianson, A. Podlesnyak, A. S. Sefat, G. Ehlers, J. R. D. Copley, J. T. Haraldsen, M. Frontzek, M. Matsuda, R. S. Fishman, S. Barilo, S. V. Shiryaev, Y. Qiu","cross_cats":["cond-mat.other"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-08-31T16:29:19Z","title":"Magnetic excitations in the geometric frustrated multiferroic CuCrO$_2$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.6288","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:fa8b8a3eb1a3117a2ee57adb9c3cad672d070323c0037c6d6cc4f210cc1c2107","target":"record","created_at":"2026-05-18T02:00:43Z","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":"b5be878f8696b8cc9014be0fa4af161e70139cf12d426f8a8dff49d556072618","cross_cats_sorted":["cond-mat.other"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-08-31T16:29:19Z","title_canon_sha256":"f1067fa50dcb44eb01fac67ff3c694e563afc2b414236c746b285942b6c27f2d"},"schema_version":"1.0","source":{"id":"1108.6288","kind":"arxiv","version":1}},"canonical_sha256":"0f889086728699853b5f32be7ff55c68c1a9c5e0ccdb053d198620fa79f6a166","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0f889086728699853b5f32be7ff55c68c1a9c5e0ccdb053d198620fa79f6a166","first_computed_at":"2026-05-18T02:00:43.865226Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:00:43.865226Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"42lTHZ6eWTRCgaIqa8PjDSZNVgz+95g7RbKKZ5ACvuZQSTSOiPTV6n/cO0xHb7tQkkEJc0cuZs9kiZj5osbfBg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:00:43.865870Z","signed_message":"canonical_sha256_bytes"},"source_id":"1108.6288","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fa8b8a3eb1a3117a2ee57adb9c3cad672d070323c0037c6d6cc4f210cc1c2107","sha256:7b05d44cfab93e3cbd760615227e958b65504eb3fa5a386a805bf9b2e6088c6d"],"state_sha256":"7b6ecf68c10eb6ecd18d75e7270d21aae843737e8e9c9e79ebd6f7497f040066"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QFHw9MDo2lrxBsneD7a7wGdemZKCOdzeoaynJiSNxlOobeBrvy25+g2aj1bZ0e4iAq+p2c16snvlSf0eQTqtCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T18:56:10.276337Z","bundle_sha256":"214641f4b2a8f33e1470320b93a09a6e45cdfb7c5738d0e1a30d9fb0e0dc7e2b"}}