{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2008:WND3P76TYWQ2E25NDFG4U22ZIS","short_pith_number":"pith:WND3P76T","canonical_record":{"source":{"id":"0810.0679","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2008-10-03T16:29:46Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"e1b717ecd1c2de3b37b5947f4af2d22dbf30d19205517fec9e1a245cec829562","abstract_canon_sha256":"58d5b6c373346d1bbbe58cb351f782be33ccd8381289fe6b295df878673a0ad8"},"schema_version":"1.0"},"canonical_sha256":"b347b7ffd3c5a1a26bad194dca6b5944bc1305a8ed25045367874ef8f5315174","source":{"kind":"arxiv","id":"0810.0679","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0810.0679","created_at":"2026-07-04T17:22:54Z"},{"alias_kind":"arxiv_version","alias_value":"0810.0679v1","created_at":"2026-07-04T17:22:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0810.0679","created_at":"2026-07-04T17:22:54Z"},{"alias_kind":"pith_short_12","alias_value":"WND3P76TYWQ2","created_at":"2026-07-04T17:22:54Z"},{"alias_kind":"pith_short_16","alias_value":"WND3P76TYWQ2E25N","created_at":"2026-07-04T17:22:54Z"},{"alias_kind":"pith_short_8","alias_value":"WND3P76T","created_at":"2026-07-04T17:22:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2008:WND3P76TYWQ2E25NDFG4U22ZIS","target":"record","payload":{"canonical_record":{"source":{"id":"0810.0679","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2008-10-03T16:29:46Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"e1b717ecd1c2de3b37b5947f4af2d22dbf30d19205517fec9e1a245cec829562","abstract_canon_sha256":"58d5b6c373346d1bbbe58cb351f782be33ccd8381289fe6b295df878673a0ad8"},"schema_version":"1.0"},"canonical_sha256":"b347b7ffd3c5a1a26bad194dca6b5944bc1305a8ed25045367874ef8f5315174","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T17:22:54.257522Z","signature_b64":"LFYW+N97+4LjyEtPoP+S5UHbxi1ltlTBTBVJkJouOBcTPJzmP2foWDT9Ll48iqa/3+mm8dSCdo4BP8nn2X8nCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b347b7ffd3c5a1a26bad194dca6b5944bc1305a8ed25045367874ef8f5315174","last_reissued_at":"2026-07-04T17:22:54.257124Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T17:22:54.257124Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0810.0679","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":"2026-07-04T17:22:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DRjpfZqQXpirhws7nUrwOgUiWcCE4tLiOnlHnmb5/wRbLmMuZ/QIuHwN3qsSOjbl0uFocv9ukpFd77r8zZVMCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T08:14:16.809695Z"},"content_sha256":"0a3ef30a8969a124273ad0b5c25bd1691248b5119d33777334c6e8570de417ce","schema_version":"1.0","event_id":"sha256:0a3ef30a8969a124273ad0b5c25bd1691248b5119d33777334c6e8570de417ce"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2008:WND3P76TYWQ2E25NDFG4U22ZIS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Magnetic crossover and complex excitation spectrum of the ferromagnetic/antiferromagnetic spin-1/2 chain system alpha-TeVO4","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.str-el","authors_text":"A. A. Zvyagin, H. Berger, K. Lamonova, P. Lemmens, R. K. Kremer, V. Gnezdilov, V. O. Cheranovskii, Yu. G. Pashkevich","submitted_at":"2008-10-03T16:29:46Z","abstract_excerpt":"We report magnetic susceptibility, specific heat, and Raman scattering investigations of alpha-TeVO4 containing V-O edge-sharing chains. These chains promote a system of ferromagnetic/antiferromagnetic spin-1/2 Heisenberg alternating exchange chains with pronounced spin frustration. The magnetic susceptibility and Raman scattering evidence a crossover at T* = 85 K with different slopes of the reciprocal susceptibility and a magnetic phase transition into a long-range-ordered state at Tc = 16 K. From Raman scattering data a strong mutual coupling between lattice and magnetic degrees of freedom "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0810.0679","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/0810.0679/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-04T17:22:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ciXTtNsZ/MCN2bfhBcItTREaQS5dbq1Fcw9JfpLWP7NnbfOb5bOWNXbb/qoApgx5Nntp2JOhChCO4OPWoZGnDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T08:14:16.810204Z"},"content_sha256":"25ae41996b56ff54ff89b0d0337b587eba21e25e78b37147d36415b2407f9134","schema_version":"1.0","event_id":"sha256:25ae41996b56ff54ff89b0d0337b587eba21e25e78b37147d36415b2407f9134"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WND3P76TYWQ2E25NDFG4U22ZIS/bundle.json","state_url":"https://pith.science/pith/WND3P76TYWQ2E25NDFG4U22ZIS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WND3P76TYWQ2E25NDFG4U22ZIS/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":"2026-08-05T08:14:16Z","links":{"resolver":"https://pith.science/pith/WND3P76TYWQ2E25NDFG4U22ZIS","bundle":"https://pith.science/pith/WND3P76TYWQ2E25NDFG4U22ZIS/bundle.json","state":"https://pith.science/pith/WND3P76TYWQ2E25NDFG4U22ZIS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WND3P76TYWQ2E25NDFG4U22ZIS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:WND3P76TYWQ2E25NDFG4U22ZIS","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":"58d5b6c373346d1bbbe58cb351f782be33ccd8381289fe6b295df878673a0ad8","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2008-10-03T16:29:46Z","title_canon_sha256":"e1b717ecd1c2de3b37b5947f4af2d22dbf30d19205517fec9e1a245cec829562"},"schema_version":"1.0","source":{"id":"0810.0679","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0810.0679","created_at":"2026-07-04T17:22:54Z"},{"alias_kind":"arxiv_version","alias_value":"0810.0679v1","created_at":"2026-07-04T17:22:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0810.0679","created_at":"2026-07-04T17:22:54Z"},{"alias_kind":"pith_short_12","alias_value":"WND3P76TYWQ2","created_at":"2026-07-04T17:22:54Z"},{"alias_kind":"pith_short_16","alias_value":"WND3P76TYWQ2E25N","created_at":"2026-07-04T17:22:54Z"},{"alias_kind":"pith_short_8","alias_value":"WND3P76T","created_at":"2026-07-04T17:22:54Z"}],"graph_snapshots":[{"event_id":"sha256:25ae41996b56ff54ff89b0d0337b587eba21e25e78b37147d36415b2407f9134","target":"graph","created_at":"2026-07-04T17:22:54Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/0810.0679/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We report magnetic susceptibility, specific heat, and Raman scattering investigations of alpha-TeVO4 containing V-O edge-sharing chains. These chains promote a system of ferromagnetic/antiferromagnetic spin-1/2 Heisenberg alternating exchange chains with pronounced spin frustration. The magnetic susceptibility and Raman scattering evidence a crossover at T* = 85 K with different slopes of the reciprocal susceptibility and a magnetic phase transition into a long-range-ordered state at Tc = 16 K. From Raman scattering data a strong mutual coupling between lattice and magnetic degrees of freedom ","authors_text":"A. A. Zvyagin, H. Berger, K. Lamonova, P. Lemmens, R. K. Kremer, V. Gnezdilov, V. O. Cheranovskii, Yu. G. Pashkevich","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2008-10-03T16:29:46Z","title":"Magnetic crossover and complex excitation spectrum of the ferromagnetic/antiferromagnetic spin-1/2 chain system alpha-TeVO4"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0810.0679","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":"sha256:0a3ef30a8969a124273ad0b5c25bd1691248b5119d33777334c6e8570de417ce","target":"record","created_at":"2026-07-04T17:22:54Z","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":"58d5b6c373346d1bbbe58cb351f782be33ccd8381289fe6b295df878673a0ad8","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2008-10-03T16:29:46Z","title_canon_sha256":"e1b717ecd1c2de3b37b5947f4af2d22dbf30d19205517fec9e1a245cec829562"},"schema_version":"1.0","source":{"id":"0810.0679","kind":"arxiv","version":1}},"canonical_sha256":"b347b7ffd3c5a1a26bad194dca6b5944bc1305a8ed25045367874ef8f5315174","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b347b7ffd3c5a1a26bad194dca6b5944bc1305a8ed25045367874ef8f5315174","first_computed_at":"2026-07-04T17:22:54.257124Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T17:22:54.257124Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LFYW+N97+4LjyEtPoP+S5UHbxi1ltlTBTBVJkJouOBcTPJzmP2foWDT9Ll48iqa/3+mm8dSCdo4BP8nn2X8nCg==","signature_status":"signed_v1","signed_at":"2026-07-04T17:22:54.257522Z","signed_message":"canonical_sha256_bytes"},"source_id":"0810.0679","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0a3ef30a8969a124273ad0b5c25bd1691248b5119d33777334c6e8570de417ce","sha256:25ae41996b56ff54ff89b0d0337b587eba21e25e78b37147d36415b2407f9134"],"state_sha256":"b35d341f0f29bd354f1fe451a13fbd04c8490eb498c771918ebb5d6bad5cfcf2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"igVqakPGTd4hbT6jE8n7UShTpPM4Z6hToPZk9ng+SoUI/CeoYid+4r+EuKYMVNBBDikNGKX5Ht10XY0r4R7hBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T08:14:16.817664Z","bundle_sha256":"dc68882b2fe535547eb7dc4104f8ab39880cd91e1ab76d178cd9929436c18b6d"}}