{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:DQZ3QLK2TRYAYQTIH3OYRDOMMX","short_pith_number":"pith:DQZ3QLK2","canonical_record":{"source":{"id":"2110.13808","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-10-25T13:49:26Z","cross_cats_sorted":[],"title_canon_sha256":"09e5ab04bd8594b12a4a5e17bfef7266fb31d9a18d5164d0fb330c2dca057ce3","abstract_canon_sha256":"e34fab833ac87339d7c92fea0f29e1085771e786291e4e76799ea7e604056535"},"schema_version":"1.0"},"canonical_sha256":"1c33b82d5a9c700c42683edd888dcc65f8083245e1eea8f340c52fcfc01b2fc8","source":{"kind":"arxiv","id":"2110.13808","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2110.13808","created_at":"2026-07-05T03:26:10Z"},{"alias_kind":"arxiv_version","alias_value":"2110.13808v1","created_at":"2026-07-05T03:26:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2110.13808","created_at":"2026-07-05T03:26:10Z"},{"alias_kind":"pith_short_12","alias_value":"DQZ3QLK2TRYA","created_at":"2026-07-05T03:26:10Z"},{"alias_kind":"pith_short_16","alias_value":"DQZ3QLK2TRYAYQTI","created_at":"2026-07-05T03:26:10Z"},{"alias_kind":"pith_short_8","alias_value":"DQZ3QLK2","created_at":"2026-07-05T03:26:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:DQZ3QLK2TRYAYQTIH3OYRDOMMX","target":"record","payload":{"canonical_record":{"source":{"id":"2110.13808","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-10-25T13:49:26Z","cross_cats_sorted":[],"title_canon_sha256":"09e5ab04bd8594b12a4a5e17bfef7266fb31d9a18d5164d0fb330c2dca057ce3","abstract_canon_sha256":"e34fab833ac87339d7c92fea0f29e1085771e786291e4e76799ea7e604056535"},"schema_version":"1.0"},"canonical_sha256":"1c33b82d5a9c700c42683edd888dcc65f8083245e1eea8f340c52fcfc01b2fc8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:26:10.020871Z","signature_b64":"sDt0bECpYqRRP7NsLIEIf0UpCZ1/SATyTlxKIoWbFWtAzkjoAOcjGyEe4Tf5A/7MLOsuOZ/1rMh704UhHEJYCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1c33b82d5a9c700c42683edd888dcc65f8083245e1eea8f340c52fcfc01b2fc8","last_reissued_at":"2026-07-05T03:26:10.020494Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:26:10.020494Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2110.13808","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":"2026-07-05T03:26:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KVxVKDm3cKhhZheM/HULkejc/zMWQv5mq8/zsCxZIbuhl4THC9UCP0qzYXS6hdrgvxMm/KRdPMeotk7tTy+XBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T04:11:41.060725Z"},"content_sha256":"edaf2b6639e0e46fde8ee50269e9a0fd77872babd41752d22acb1ee5047d6d6a","schema_version":"1.0","event_id":"sha256:edaf2b6639e0e46fde8ee50269e9a0fd77872babd41752d22acb1ee5047d6d6a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:DQZ3QLK2TRYAYQTIH3OYRDOMMX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Phonon Anomaly In 9R-Ba0.9Sr0.1MnO3","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Bommareddy Poojitha, Surajit Saha","submitted_at":"2021-10-25T13:49:26Z","abstract_excerpt":"Materials which possess coupling between different degrees of freedom such as charge, spin, orbital and lattice are of tremendous interest due to their potential for device applications. It has been recently realized that some of manganite perovskite oxides show structural and ferroelectric instabilities which may be tuned by imposing internal or external strain. Among manganite perovskites, AMnO3 (A = Ca, Sr and Ba) are reported to be good candidates to show spin-phonon coupling driven multiferroicity. Here, we have probed the correlation between vibrational and magnetic properties in the 9R-"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2110.13808","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/2110.13808/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":"2026-07-05T03:26:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KbWW+n6TZQLE7L+CRHLyH4/qJ91gnEOVY6qeiCOgsFeAeEg/cllxfF2QY7cmv8/epyJ8EXP7lQ/wEybFwjiZDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T04:11:41.061107Z"},"content_sha256":"b4ceb2e3b6f5465f7d0a9059a9422ce14786e87b5a88e2bfeaced08596fa03f7","schema_version":"1.0","event_id":"sha256:b4ceb2e3b6f5465f7d0a9059a9422ce14786e87b5a88e2bfeaced08596fa03f7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DQZ3QLK2TRYAYQTIH3OYRDOMMX/bundle.json","state_url":"https://pith.science/pith/DQZ3QLK2TRYAYQTIH3OYRDOMMX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DQZ3QLK2TRYAYQTIH3OYRDOMMX/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":"2026-07-07T04:11:41Z","links":{"resolver":"https://pith.science/pith/DQZ3QLK2TRYAYQTIH3OYRDOMMX","bundle":"https://pith.science/pith/DQZ3QLK2TRYAYQTIH3OYRDOMMX/bundle.json","state":"https://pith.science/pith/DQZ3QLK2TRYAYQTIH3OYRDOMMX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DQZ3QLK2TRYAYQTIH3OYRDOMMX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:DQZ3QLK2TRYAYQTIH3OYRDOMMX","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":"e34fab833ac87339d7c92fea0f29e1085771e786291e4e76799ea7e604056535","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-10-25T13:49:26Z","title_canon_sha256":"09e5ab04bd8594b12a4a5e17bfef7266fb31d9a18d5164d0fb330c2dca057ce3"},"schema_version":"1.0","source":{"id":"2110.13808","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2110.13808","created_at":"2026-07-05T03:26:10Z"},{"alias_kind":"arxiv_version","alias_value":"2110.13808v1","created_at":"2026-07-05T03:26:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2110.13808","created_at":"2026-07-05T03:26:10Z"},{"alias_kind":"pith_short_12","alias_value":"DQZ3QLK2TRYA","created_at":"2026-07-05T03:26:10Z"},{"alias_kind":"pith_short_16","alias_value":"DQZ3QLK2TRYAYQTI","created_at":"2026-07-05T03:26:10Z"},{"alias_kind":"pith_short_8","alias_value":"DQZ3QLK2","created_at":"2026-07-05T03:26:10Z"}],"graph_snapshots":[{"event_id":"sha256:b4ceb2e3b6f5465f7d0a9059a9422ce14786e87b5a88e2bfeaced08596fa03f7","target":"graph","created_at":"2026-07-05T03:26:10Z","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/2110.13808/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Materials which possess coupling between different degrees of freedom such as charge, spin, orbital and lattice are of tremendous interest due to their potential for device applications. It has been recently realized that some of manganite perovskite oxides show structural and ferroelectric instabilities which may be tuned by imposing internal or external strain. Among manganite perovskites, AMnO3 (A = Ca, Sr and Ba) are reported to be good candidates to show spin-phonon coupling driven multiferroicity. Here, we have probed the correlation between vibrational and magnetic properties in the 9R-","authors_text":"Bommareddy Poojitha, Surajit Saha","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-10-25T13:49:26Z","title":"Phonon Anomaly In 9R-Ba0.9Sr0.1MnO3"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2110.13808","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:edaf2b6639e0e46fde8ee50269e9a0fd77872babd41752d22acb1ee5047d6d6a","target":"record","created_at":"2026-07-05T03:26:10Z","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":"e34fab833ac87339d7c92fea0f29e1085771e786291e4e76799ea7e604056535","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-10-25T13:49:26Z","title_canon_sha256":"09e5ab04bd8594b12a4a5e17bfef7266fb31d9a18d5164d0fb330c2dca057ce3"},"schema_version":"1.0","source":{"id":"2110.13808","kind":"arxiv","version":1}},"canonical_sha256":"1c33b82d5a9c700c42683edd888dcc65f8083245e1eea8f340c52fcfc01b2fc8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1c33b82d5a9c700c42683edd888dcc65f8083245e1eea8f340c52fcfc01b2fc8","first_computed_at":"2026-07-05T03:26:10.020494Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:26:10.020494Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"sDt0bECpYqRRP7NsLIEIf0UpCZ1/SATyTlxKIoWbFWtAzkjoAOcjGyEe4Tf5A/7MLOsuOZ/1rMh704UhHEJYCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T03:26:10.020871Z","signed_message":"canonical_sha256_bytes"},"source_id":"2110.13808","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:edaf2b6639e0e46fde8ee50269e9a0fd77872babd41752d22acb1ee5047d6d6a","sha256:b4ceb2e3b6f5465f7d0a9059a9422ce14786e87b5a88e2bfeaced08596fa03f7"],"state_sha256":"e34ea20d71ce86790c0d2880038904cb67faaf7bca212e551aa1935d2544c738"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T70DGdiNpXFi81YvF/FiKO1CiV4kHBWVqsPYKa3xSkCjkP4URTFvmql6VxAgwOsFdGTN+Ubb9Wlk3trzHY0CDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T04:11:41.063148Z","bundle_sha256":"b07686fe8d82fc5b6a0fb6d60ce2b5ec984962a4c9b7d468a0d6a7d7db293b40"}}