{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2007:OTRN2S75WETZRGXKQXNETA53VR","short_pith_number":"pith:OTRN2S75","canonical_record":{"source":{"id":"cond-mat/0702362","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2007-02-15T14:17:42Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"04371910a8d822389499cb01cb76372784b76883347938fc91139a5e939bde87","abstract_canon_sha256":"233caee6e87503cd2d47b8a650d84f10432c5f724a33f02c2cb4755cb73658bb"},"schema_version":"1.0"},"canonical_sha256":"74e2dd4bfdb127989aea85da4983bbac661c3041d02a4aa5f8d7971e0496fa15","source":{"kind":"arxiv","id":"cond-mat/0702362","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0702362","created_at":"2026-05-18T01:39:38Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0702362v2","created_at":"2026-05-18T01:39:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0702362","created_at":"2026-05-18T01:39:38Z"},{"alias_kind":"pith_short_12","alias_value":"OTRN2S75WETZ","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_16","alias_value":"OTRN2S75WETZRGXK","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_8","alias_value":"OTRN2S75","created_at":"2026-05-18T12:25:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2007:OTRN2S75WETZRGXKQXNETA53VR","target":"record","payload":{"canonical_record":{"source":{"id":"cond-mat/0702362","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2007-02-15T14:17:42Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"04371910a8d822389499cb01cb76372784b76883347938fc91139a5e939bde87","abstract_canon_sha256":"233caee6e87503cd2d47b8a650d84f10432c5f724a33f02c2cb4755cb73658bb"},"schema_version":"1.0"},"canonical_sha256":"74e2dd4bfdb127989aea85da4983bbac661c3041d02a4aa5f8d7971e0496fa15","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:39:38.061887Z","signature_b64":"60kkYjikNFTDf0LCgv1tuit5a46a26+ZZROLMJeBy0A6gHl6u5bAOBviEE50nPHR9BgSiPO8xNeW971OakPBAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"74e2dd4bfdb127989aea85da4983bbac661c3041d02a4aa5f8d7971e0496fa15","last_reissued_at":"2026-05-18T01:39:38.061282Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:39:38.061282Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"cond-mat/0702362","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":"2026-05-18T01:39:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mEx2h9VwYx2A+MrZYMep6dC1b1pcEZpkMz2QBnF8mZQteD09XM6bHTF7iWCWmd7SWjVbJcC5/EYeGebtM7qoCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T17:14:54.557542Z"},"content_sha256":"32cce9ea5c0dfb854c9916a10c80a8afd1b30e50740c67406704ebfef49ede5e","schema_version":"1.0","event_id":"sha256:32cce9ea5c0dfb854c9916a10c80a8afd1b30e50740c67406704ebfef49ede5e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2007:OTRN2S75WETZRGXKQXNETA53VR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Evidence for local lattice distortions in giant magnetocapacitive CdCr2S4","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. Loidl, Ch. Payen, J. Hemberger, K. Y. Choi, P. Lemmens, P. Scheib, V. Gnezdilov, V. Tsurkan, Yu. G. Pashkevich","submitted_at":"2007-02-15T14:17:42Z","abstract_excerpt":"Raman scattering experiments on CdCr2S4 single crystals show pronounced anomalies in intensity and frequency of optical phonon modes with an onset temperature T*=130 K that coincides with the regime of giant magnetocapacitive effects. A loss of inversion symmetry and Cr off-centering are deduced from the observation of longitudinal optical and formerly infrared active modes for T<T_c=84 K. The intensity anomalies are attributed to the enhanced electronic polarizability of displacements that modulate the Cr-S distance and respective hybridization. Photo doping leads to an annihilation of the sy"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0702362","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":"2026-05-18T01:39:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0eNu4AVggWNEYo2QDAo6DrkqBZeMKL9BtH4pquiPNiOmXnpLjwgSTzgTEbV4lQkJhm0sth9Fg9UWcxRHpFfFCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T17:14:54.557894Z"},"content_sha256":"07fa8e339b67eada18896002a5b58c3a7209d122fd942def2c6838fc8e53973e","schema_version":"1.0","event_id":"sha256:07fa8e339b67eada18896002a5b58c3a7209d122fd942def2c6838fc8e53973e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OTRN2S75WETZRGXKQXNETA53VR/bundle.json","state_url":"https://pith.science/pith/OTRN2S75WETZRGXKQXNETA53VR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OTRN2S75WETZRGXKQXNETA53VR/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":"2026-06-03T17:14:54Z","links":{"resolver":"https://pith.science/pith/OTRN2S75WETZRGXKQXNETA53VR","bundle":"https://pith.science/pith/OTRN2S75WETZRGXKQXNETA53VR/bundle.json","state":"https://pith.science/pith/OTRN2S75WETZRGXKQXNETA53VR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OTRN2S75WETZRGXKQXNETA53VR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:OTRN2S75WETZRGXKQXNETA53VR","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":"233caee6e87503cd2d47b8a650d84f10432c5f724a33f02c2cb4755cb73658bb","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2007-02-15T14:17:42Z","title_canon_sha256":"04371910a8d822389499cb01cb76372784b76883347938fc91139a5e939bde87"},"schema_version":"1.0","source":{"id":"cond-mat/0702362","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0702362","created_at":"2026-05-18T01:39:38Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0702362v2","created_at":"2026-05-18T01:39:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0702362","created_at":"2026-05-18T01:39:38Z"},{"alias_kind":"pith_short_12","alias_value":"OTRN2S75WETZ","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_16","alias_value":"OTRN2S75WETZRGXK","created_at":"2026-05-18T12:25:55Z"},{"alias_kind":"pith_short_8","alias_value":"OTRN2S75","created_at":"2026-05-18T12:25:55Z"}],"graph_snapshots":[{"event_id":"sha256:07fa8e339b67eada18896002a5b58c3a7209d122fd942def2c6838fc8e53973e","target":"graph","created_at":"2026-05-18T01:39:38Z","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":"Raman scattering experiments on CdCr2S4 single crystals show pronounced anomalies in intensity and frequency of optical phonon modes with an onset temperature T*=130 K that coincides with the regime of giant magnetocapacitive effects. A loss of inversion symmetry and Cr off-centering are deduced from the observation of longitudinal optical and formerly infrared active modes for T<T_c=84 K. The intensity anomalies are attributed to the enhanced electronic polarizability of displacements that modulate the Cr-S distance and respective hybridization. Photo doping leads to an annihilation of the sy","authors_text":"A. Loidl, Ch. Payen, J. Hemberger, K. Y. Choi, P. Lemmens, P. Scheib, V. Gnezdilov, V. Tsurkan, 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":"2007-02-15T14:17:42Z","title":"Evidence for local lattice distortions in giant magnetocapacitive CdCr2S4"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0702362","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":"sha256:32cce9ea5c0dfb854c9916a10c80a8afd1b30e50740c67406704ebfef49ede5e","target":"record","created_at":"2026-05-18T01:39:38Z","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":"233caee6e87503cd2d47b8a650d84f10432c5f724a33f02c2cb4755cb73658bb","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2007-02-15T14:17:42Z","title_canon_sha256":"04371910a8d822389499cb01cb76372784b76883347938fc91139a5e939bde87"},"schema_version":"1.0","source":{"id":"cond-mat/0702362","kind":"arxiv","version":2}},"canonical_sha256":"74e2dd4bfdb127989aea85da4983bbac661c3041d02a4aa5f8d7971e0496fa15","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"74e2dd4bfdb127989aea85da4983bbac661c3041d02a4aa5f8d7971e0496fa15","first_computed_at":"2026-05-18T01:39:38.061282Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:39:38.061282Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"60kkYjikNFTDf0LCgv1tuit5a46a26+ZZROLMJeBy0A6gHl6u5bAOBviEE50nPHR9BgSiPO8xNeW971OakPBAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:39:38.061887Z","signed_message":"canonical_sha256_bytes"},"source_id":"cond-mat/0702362","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:32cce9ea5c0dfb854c9916a10c80a8afd1b30e50740c67406704ebfef49ede5e","sha256:07fa8e339b67eada18896002a5b58c3a7209d122fd942def2c6838fc8e53973e"],"state_sha256":"d67a38c3c059f189e61ffb06eec90e2be79a88912013a6e8b3b7785e3572f540"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MIU0w0saOCc+kknSY0rCGh0hjGULkr6okoUdsyF4PovPLB+m6u3EllDIq+hxqRF9m+a2HzODm30fEE0E0jmLCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T17:14:54.560015Z","bundle_sha256":"e3e2e71ff81b4cff2f477cd420b4b60f573a0237b52db10e1901dbb13d6af601"}}