{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:TZKJ4KNLXRHH5QXEFNOIRWLSWQ","short_pith_number":"pith:TZKJ4KNL","canonical_record":{"source":{"id":"1211.7055","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-11-29T20:59:09Z","cross_cats_sorted":[],"title_canon_sha256":"64730f4023764a36a44300bb1aa89c025cfe91986e0b52451dd1893be94cd68c","abstract_canon_sha256":"d28f7bfdea6b95b6cb771790d8b3c90e109ee4d403436b9a2531f0d45968aceb"},"schema_version":"1.0"},"canonical_sha256":"9e549e29abbc4e7ec2e42b5c88d972b43b2e888013cb758a196c6c09669baa66","source":{"kind":"arxiv","id":"1211.7055","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1211.7055","created_at":"2026-05-18T01:52:53Z"},{"alias_kind":"arxiv_version","alias_value":"1211.7055v1","created_at":"2026-05-18T01:52:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1211.7055","created_at":"2026-05-18T01:52:53Z"},{"alias_kind":"pith_short_12","alias_value":"TZKJ4KNLXRHH","created_at":"2026-05-18T12:27:23Z"},{"alias_kind":"pith_short_16","alias_value":"TZKJ4KNLXRHH5QXE","created_at":"2026-05-18T12:27:23Z"},{"alias_kind":"pith_short_8","alias_value":"TZKJ4KNL","created_at":"2026-05-18T12:27:23Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:TZKJ4KNLXRHH5QXEFNOIRWLSWQ","target":"record","payload":{"canonical_record":{"source":{"id":"1211.7055","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-11-29T20:59:09Z","cross_cats_sorted":[],"title_canon_sha256":"64730f4023764a36a44300bb1aa89c025cfe91986e0b52451dd1893be94cd68c","abstract_canon_sha256":"d28f7bfdea6b95b6cb771790d8b3c90e109ee4d403436b9a2531f0d45968aceb"},"schema_version":"1.0"},"canonical_sha256":"9e549e29abbc4e7ec2e42b5c88d972b43b2e888013cb758a196c6c09669baa66","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:52:53.143903Z","signature_b64":"KWpEO7EyEFV3WpUe2SePYY+jKoA2as5EiBTF4BBrKi0CDawbUUJCIHdP/ICQR1Gnzi/9d/G9P69mvgoyaXZ0Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9e549e29abbc4e7ec2e42b5c88d972b43b2e888013cb758a196c6c09669baa66","last_reissued_at":"2026-05-18T01:52:53.143301Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:52:53.143301Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1211.7055","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":"2026-05-18T01:52:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TM2ffJKbjrTTeXrUE7PJYCqwcZ/satjm85WcVJOwnxiCbKDRowghbbl4XhyLUBBFHCv8tAQxsxxW127nhY1NDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T11:48:23.095786Z"},"content_sha256":"96c9bc55419293bd610607f97577c2e36afa506d0eb45c7d9c2f812710bf4ba0","schema_version":"1.0","event_id":"sha256:96c9bc55419293bd610607f97577c2e36afa506d0eb45c7d9c2f812710bf4ba0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:TZKJ4KNLXRHH5QXEFNOIRWLSWQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Electric-field control of the magnetic anisotropy in an ultrathin (Ga,Mn)As/(Ga,Mn)(As,P) bilayer","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Aristide Lema\\^itre (LPN), Damien Lucot (LPN), Joel Cibert (NEEL), Ludovic Largeau (LPN), Mathieu Cormier (LPN), Tarik Niazi (LPN), Vincent Jeudy (LPS)","submitted_at":"2012-11-29T20:59:09Z","abstract_excerpt":"We report on the electric control of the magnetic anisotropy in an ultrathin ferromagnetic (Ga,Mn)As/(Ga,Mn)(As,P) bilayer with competing in-plane and out-of-plane anisotropies. The carrier distribution and therefore the strength of the effective anisotropy is controlled by the gate voltage of a field effect device. Anomalous Hall Effect measurements confirm that a depletion of carriers in the upper (Ga,Mn)As layer results in the decrease of the in-plane anisotropy. The uniaxial anisotropy field is found to decrease by a factor ~ 4 over the explored gate-voltage range, so that the transition t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1211.7055","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":"2026-05-18T01:52:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HEXx+U4qBZIpqFKc4Ylp+m2E+AW1lkE9hE3lGkjb0YoxNMvc0awE8QJQaZPszPc2i8rH6Gt+1avaZ5/W1tXIBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T11:48:23.096136Z"},"content_sha256":"87c0bf2c690307000c4c091372bafee65c4a21a05660bf0cbc59c604a088bec9","schema_version":"1.0","event_id":"sha256:87c0bf2c690307000c4c091372bafee65c4a21a05660bf0cbc59c604a088bec9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TZKJ4KNLXRHH5QXEFNOIRWLSWQ/bundle.json","state_url":"https://pith.science/pith/TZKJ4KNLXRHH5QXEFNOIRWLSWQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TZKJ4KNLXRHH5QXEFNOIRWLSWQ/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":"2026-06-11T11:48:23Z","links":{"resolver":"https://pith.science/pith/TZKJ4KNLXRHH5QXEFNOIRWLSWQ","bundle":"https://pith.science/pith/TZKJ4KNLXRHH5QXEFNOIRWLSWQ/bundle.json","state":"https://pith.science/pith/TZKJ4KNLXRHH5QXEFNOIRWLSWQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TZKJ4KNLXRHH5QXEFNOIRWLSWQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:TZKJ4KNLXRHH5QXEFNOIRWLSWQ","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":"d28f7bfdea6b95b6cb771790d8b3c90e109ee4d403436b9a2531f0d45968aceb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-11-29T20:59:09Z","title_canon_sha256":"64730f4023764a36a44300bb1aa89c025cfe91986e0b52451dd1893be94cd68c"},"schema_version":"1.0","source":{"id":"1211.7055","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1211.7055","created_at":"2026-05-18T01:52:53Z"},{"alias_kind":"arxiv_version","alias_value":"1211.7055v1","created_at":"2026-05-18T01:52:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1211.7055","created_at":"2026-05-18T01:52:53Z"},{"alias_kind":"pith_short_12","alias_value":"TZKJ4KNLXRHH","created_at":"2026-05-18T12:27:23Z"},{"alias_kind":"pith_short_16","alias_value":"TZKJ4KNLXRHH5QXE","created_at":"2026-05-18T12:27:23Z"},{"alias_kind":"pith_short_8","alias_value":"TZKJ4KNL","created_at":"2026-05-18T12:27:23Z"}],"graph_snapshots":[{"event_id":"sha256:87c0bf2c690307000c4c091372bafee65c4a21a05660bf0cbc59c604a088bec9","target":"graph","created_at":"2026-05-18T01:52:53Z","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":"We report on the electric control of the magnetic anisotropy in an ultrathin ferromagnetic (Ga,Mn)As/(Ga,Mn)(As,P) bilayer with competing in-plane and out-of-plane anisotropies. The carrier distribution and therefore the strength of the effective anisotropy is controlled by the gate voltage of a field effect device. Anomalous Hall Effect measurements confirm that a depletion of carriers in the upper (Ga,Mn)As layer results in the decrease of the in-plane anisotropy. The uniaxial anisotropy field is found to decrease by a factor ~ 4 over the explored gate-voltage range, so that the transition t","authors_text":"Aristide Lema\\^itre (LPN), Damien Lucot (LPN), Joel Cibert (NEEL), Ludovic Largeau (LPN), Mathieu Cormier (LPN), Tarik Niazi (LPN), Vincent Jeudy (LPS)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-11-29T20:59:09Z","title":"Electric-field control of the magnetic anisotropy in an ultrathin (Ga,Mn)As/(Ga,Mn)(As,P) bilayer"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1211.7055","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":"sha256:96c9bc55419293bd610607f97577c2e36afa506d0eb45c7d9c2f812710bf4ba0","target":"record","created_at":"2026-05-18T01:52:53Z","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":"d28f7bfdea6b95b6cb771790d8b3c90e109ee4d403436b9a2531f0d45968aceb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2012-11-29T20:59:09Z","title_canon_sha256":"64730f4023764a36a44300bb1aa89c025cfe91986e0b52451dd1893be94cd68c"},"schema_version":"1.0","source":{"id":"1211.7055","kind":"arxiv","version":1}},"canonical_sha256":"9e549e29abbc4e7ec2e42b5c88d972b43b2e888013cb758a196c6c09669baa66","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9e549e29abbc4e7ec2e42b5c88d972b43b2e888013cb758a196c6c09669baa66","first_computed_at":"2026-05-18T01:52:53.143301Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:52:53.143301Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"KWpEO7EyEFV3WpUe2SePYY+jKoA2as5EiBTF4BBrKi0CDawbUUJCIHdP/ICQR1Gnzi/9d/G9P69mvgoyaXZ0Ag==","signature_status":"signed_v1","signed_at":"2026-05-18T01:52:53.143903Z","signed_message":"canonical_sha256_bytes"},"source_id":"1211.7055","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:96c9bc55419293bd610607f97577c2e36afa506d0eb45c7d9c2f812710bf4ba0","sha256:87c0bf2c690307000c4c091372bafee65c4a21a05660bf0cbc59c604a088bec9"],"state_sha256":"1ed192a2096cb481f6b6ee7377fe6218ff2651165b04e60afbfa191c3e3471ae"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"L3V3VrEvhs0jJLYChcimB0XvtGpnNDGR68gGsm3j1dtUquYbJQBbUw9nbqtkprtLvcGAmT4OS/mN9/AnpxaoDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T11:48:23.098096Z","bundle_sha256":"0f1902b45e75917f61381c45429f0c5ce307bd17a090246d4033517be70c083c"}}