{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:2ZTLAJ5HH7GEB7DOL5V4K2HBFR","short_pith_number":"pith:2ZTLAJ5H","canonical_record":{"source":{"id":"1510.05359","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-10-19T05:49:01Z","cross_cats_sorted":[],"title_canon_sha256":"d41ef2ac0dabc624f4b359bf6929549fdf4a27cdf95a0ccfd3b93e17f7aa50a5","abstract_canon_sha256":"8e0c48575fe16c7d4f46cd832cc64ad999a0d4fb75d6de8cd8ca569468430f09"},"schema_version":"1.0"},"canonical_sha256":"d666b027a73fcc40fc6e5f6bc568e12c7a3289a5fc58780324c0f423a1c175c9","source":{"kind":"arxiv","id":"1510.05359","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1510.05359","created_at":"2026-05-18T01:29:52Z"},{"alias_kind":"arxiv_version","alias_value":"1510.05359v1","created_at":"2026-05-18T01:29:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.05359","created_at":"2026-05-18T01:29:52Z"},{"alias_kind":"pith_short_12","alias_value":"2ZTLAJ5HH7GE","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_16","alias_value":"2ZTLAJ5HH7GEB7DO","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_8","alias_value":"2ZTLAJ5H","created_at":"2026-05-18T12:29:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:2ZTLAJ5HH7GEB7DOL5V4K2HBFR","target":"record","payload":{"canonical_record":{"source":{"id":"1510.05359","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-10-19T05:49:01Z","cross_cats_sorted":[],"title_canon_sha256":"d41ef2ac0dabc624f4b359bf6929549fdf4a27cdf95a0ccfd3b93e17f7aa50a5","abstract_canon_sha256":"8e0c48575fe16c7d4f46cd832cc64ad999a0d4fb75d6de8cd8ca569468430f09"},"schema_version":"1.0"},"canonical_sha256":"d666b027a73fcc40fc6e5f6bc568e12c7a3289a5fc58780324c0f423a1c175c9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:29:52.450825Z","signature_b64":"nauQ1KNwrZ2+f3YUDBPp62iUL2iegvsL0XdM69rVr0EKfhxORpAo20OA/ZtqyY+SOEXkuXNfR7Z2OkQndSggAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d666b027a73fcc40fc6e5f6bc568e12c7a3289a5fc58780324c0f423a1c175c9","last_reissued_at":"2026-05-18T01:29:52.450219Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:29:52.450219Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1510.05359","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":"2026-05-18T01:29:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PcBKzP8qEwU61rInEhpyhuWFWHcjR6nATNajC0s0CXQzG0cUquUEWhkkMJFSgWbcBhKmMNk74JH257HNZ4HTBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T13:50:21.223195Z"},"content_sha256":"ffb338b766f87a89d8272263ece6d174f100b0ba86bbfeaa7e3ad6d9772199aa","schema_version":"1.0","event_id":"sha256:ffb338b766f87a89d8272263ece6d174f100b0ba86bbfeaa7e3ad6d9772199aa"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:2ZTLAJ5HH7GEB7DOL5V4K2HBFR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Ferroelectric polarization switching with a remarkably high activation-energy in orthorhombic GaFeO3 thin films","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Ashish Garg, Hyun Myung Jang, James F. Scott, Jirawit Ratanapreechachai, Jong Y. Son, Nam-Suk Lee, Rajeev Gupta, Seungwoo Song","submitted_at":"2015-10-19T05:49:01Z","abstract_excerpt":"Orthorhombic GaFeO3 (o-GFO) with the polar Pna21 space group is a prominent ferrite by virtue of its piezoelectricity and ferrimagnetism, coupled with magneto-electric effects. Herein, we unequivocally demonstrate a large ferroelectric remanent polarization in undoped o-GFO thin films by adopting either a hexagonal strontium titanate (STO) or a cubic yttrium-stabilized zirconia (YSZ) substrate. The polarization-electric-field hysteresis curves of the polar c-axis-grown o-GFO film on a SrTiO3/STO substrate show the net switching polarization of ~35 {\\mu}C/cm2 with an unusually high coercive fie"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.05359","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":"2026-05-18T01:29:52Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jn1sCavd7+4VvS1EbPZaEYnmdT7UeboptQpzdFUzTOgzDh2zHuvx7MR4RN48IRrfiAZxkPV+Ri/PFhOAev/6Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T13:50:21.223560Z"},"content_sha256":"3371017414bbd853bddd0fbfa4bd2d28f79c818f48252df8f6e9ad32e6aea418","schema_version":"1.0","event_id":"sha256:3371017414bbd853bddd0fbfa4bd2d28f79c818f48252df8f6e9ad32e6aea418"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2ZTLAJ5HH7GEB7DOL5V4K2HBFR/bundle.json","state_url":"https://pith.science/pith/2ZTLAJ5HH7GEB7DOL5V4K2HBFR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2ZTLAJ5HH7GEB7DOL5V4K2HBFR/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":"2026-05-28T13:50:21Z","links":{"resolver":"https://pith.science/pith/2ZTLAJ5HH7GEB7DOL5V4K2HBFR","bundle":"https://pith.science/pith/2ZTLAJ5HH7GEB7DOL5V4K2HBFR/bundle.json","state":"https://pith.science/pith/2ZTLAJ5HH7GEB7DOL5V4K2HBFR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2ZTLAJ5HH7GEB7DOL5V4K2HBFR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:2ZTLAJ5HH7GEB7DOL5V4K2HBFR","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":"8e0c48575fe16c7d4f46cd832cc64ad999a0d4fb75d6de8cd8ca569468430f09","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-10-19T05:49:01Z","title_canon_sha256":"d41ef2ac0dabc624f4b359bf6929549fdf4a27cdf95a0ccfd3b93e17f7aa50a5"},"schema_version":"1.0","source":{"id":"1510.05359","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1510.05359","created_at":"2026-05-18T01:29:52Z"},{"alias_kind":"arxiv_version","alias_value":"1510.05359v1","created_at":"2026-05-18T01:29:52Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.05359","created_at":"2026-05-18T01:29:52Z"},{"alias_kind":"pith_short_12","alias_value":"2ZTLAJ5HH7GE","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_16","alias_value":"2ZTLAJ5HH7GEB7DO","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_8","alias_value":"2ZTLAJ5H","created_at":"2026-05-18T12:29:02Z"}],"graph_snapshots":[{"event_id":"sha256:3371017414bbd853bddd0fbfa4bd2d28f79c818f48252df8f6e9ad32e6aea418","target":"graph","created_at":"2026-05-18T01:29:52Z","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":"Orthorhombic GaFeO3 (o-GFO) with the polar Pna21 space group is a prominent ferrite by virtue of its piezoelectricity and ferrimagnetism, coupled with magneto-electric effects. Herein, we unequivocally demonstrate a large ferroelectric remanent polarization in undoped o-GFO thin films by adopting either a hexagonal strontium titanate (STO) or a cubic yttrium-stabilized zirconia (YSZ) substrate. The polarization-electric-field hysteresis curves of the polar c-axis-grown o-GFO film on a SrTiO3/STO substrate show the net switching polarization of ~35 {\\mu}C/cm2 with an unusually high coercive fie","authors_text":"Ashish Garg, Hyun Myung Jang, James F. Scott, Jirawit Ratanapreechachai, Jong Y. Son, Nam-Suk Lee, Rajeev Gupta, Seungwoo Song","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-10-19T05:49:01Z","title":"Ferroelectric polarization switching with a remarkably high activation-energy in orthorhombic GaFeO3 thin films"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.05359","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:ffb338b766f87a89d8272263ece6d174f100b0ba86bbfeaa7e3ad6d9772199aa","target":"record","created_at":"2026-05-18T01:29:52Z","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":"8e0c48575fe16c7d4f46cd832cc64ad999a0d4fb75d6de8cd8ca569468430f09","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-10-19T05:49:01Z","title_canon_sha256":"d41ef2ac0dabc624f4b359bf6929549fdf4a27cdf95a0ccfd3b93e17f7aa50a5"},"schema_version":"1.0","source":{"id":"1510.05359","kind":"arxiv","version":1}},"canonical_sha256":"d666b027a73fcc40fc6e5f6bc568e12c7a3289a5fc58780324c0f423a1c175c9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d666b027a73fcc40fc6e5f6bc568e12c7a3289a5fc58780324c0f423a1c175c9","first_computed_at":"2026-05-18T01:29:52.450219Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:29:52.450219Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nauQ1KNwrZ2+f3YUDBPp62iUL2iegvsL0XdM69rVr0EKfhxORpAo20OA/ZtqyY+SOEXkuXNfR7Z2OkQndSggAw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:29:52.450825Z","signed_message":"canonical_sha256_bytes"},"source_id":"1510.05359","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ffb338b766f87a89d8272263ece6d174f100b0ba86bbfeaa7e3ad6d9772199aa","sha256:3371017414bbd853bddd0fbfa4bd2d28f79c818f48252df8f6e9ad32e6aea418"],"state_sha256":"68474117d68be100391eb1f6c63dc245d8ff299434876858e761aa61e4a29b46"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pNW3piSfTIH8ufQ0GrPiZeQBQGBV2FQ3LqZ6BjYul4lKMH9wIVErJN8ySNZ2fl2TWe1x//oEJgnd3NQNPiu9CA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T13:50:21.225426Z","bundle_sha256":"cc1bd8aeadf796597ec16c3c433741cf75afb771a53fc9a7676ae2de9fca72b3"}}