{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:VHH5E47RY5RCQLG5GSFOI4DOJM","short_pith_number":"pith:VHH5E47R","canonical_record":{"source":{"id":"1009.1524","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-08-26T02:29:06Z","cross_cats_sorted":[],"title_canon_sha256":"a74ec5950b62da5509448c18d87b95e14133bacc47c7f3360679496e7912adb1","abstract_canon_sha256":"863eb35b70084a641de7cb55e7a003e39328302ad91d48e296b24e1db887bdc7"},"schema_version":"1.0"},"canonical_sha256":"a9cfd273f1c762282cdd348ae4706e4b11bf5a5cda8d5f8da5b6639ae8610d9f","source":{"kind":"arxiv","id":"1009.1524","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.1524","created_at":"2026-05-18T02:05:35Z"},{"alias_kind":"arxiv_version","alias_value":"1009.1524v2","created_at":"2026-05-18T02:05:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.1524","created_at":"2026-05-18T02:05:35Z"},{"alias_kind":"pith_short_12","alias_value":"VHH5E47RY5RC","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_16","alias_value":"VHH5E47RY5RCQLG5","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_8","alias_value":"VHH5E47R","created_at":"2026-05-18T12:26:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:VHH5E47RY5RCQLG5GSFOI4DOJM","target":"record","payload":{"canonical_record":{"source":{"id":"1009.1524","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-08-26T02:29:06Z","cross_cats_sorted":[],"title_canon_sha256":"a74ec5950b62da5509448c18d87b95e14133bacc47c7f3360679496e7912adb1","abstract_canon_sha256":"863eb35b70084a641de7cb55e7a003e39328302ad91d48e296b24e1db887bdc7"},"schema_version":"1.0"},"canonical_sha256":"a9cfd273f1c762282cdd348ae4706e4b11bf5a5cda8d5f8da5b6639ae8610d9f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:05:35.143151Z","signature_b64":"eYdcGjH+c909nnyQ3U+ONKB1fEdK+qfp8JrrwpwO2zjSe3jmNjCXK1yUdX55GnN6tqX+vNNLQF5WHjmhmsNICw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a9cfd273f1c762282cdd348ae4706e4b11bf5a5cda8d5f8da5b6639ae8610d9f","last_reissued_at":"2026-05-18T02:05:35.142469Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:05:35.142469Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1009.1524","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":"2026-05-18T02:05:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BoxlpA1I1XzA9vGsXJ79HFIxg4rtfSj8B73Ny8NBFQeWGwYUL1NTMyV5iak+3HQYzP7uEz4WhS0kqq4Ks5NDAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T13:53:14.123350Z"},"content_sha256":"8baa4f0f94c2cdb0a4d36558ba8964c73bd1713de13f86fc4044750599d72d4e","schema_version":"1.0","event_id":"sha256:8baa4f0f94c2cdb0a4d36558ba8964c73bd1713de13f86fc4044750599d72d4e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:VHH5E47RY5RCQLG5GSFOI4DOJM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Modulation of the ferromagnetic insulating phase in Pr0.8Ca0.2MnO3 by Co substitution","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"H. Koinuma, I. Ohkubo, M. Lippmaa, M. Oshima, M. Sumiya, T. Harada, Y. Matsumoto","submitted_at":"2010-08-26T02:29:06Z","abstract_excerpt":"Ferromagnetic insulator Pr0.8Ca0.2Mn1-yCoyO3 (0 <= y <= 0.7) thin films were epitaxially grown on (LaAlO3)0.3-(SrAl0.5Ta0.5O3)0.7 (100) substrates by pulsed laser deposition. To probe the ferromagnetic insulator state of hole-doped manganites, the Co content dependences of the structural, magnetic, and transport properties were studied. Variation of lattice constant by the substitution of Co ions is well reproduced considering that divalent and trivalent Co ions substitute for Mn ions at the perovskite B-sites. For 0 <= y <= 0.3, the Curie temperature, saturation magnetization, and magnetoresi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.1524","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":"2026-05-18T02:05:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rxXdWx0mnqd74BMU0lQDlvUFOuut5zZbkPcV5HK2BuOi7cJ3FW8edaiVhcRO5k60n/+ONU/xkEVH/3zrTDSmCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T13:53:14.123915Z"},"content_sha256":"52c0dcf396bd6d5a523c8ff9c5d75243abf30bc8c7f45d46cfd45d8498049d4d","schema_version":"1.0","event_id":"sha256:52c0dcf396bd6d5a523c8ff9c5d75243abf30bc8c7f45d46cfd45d8498049d4d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VHH5E47RY5RCQLG5GSFOI4DOJM/bundle.json","state_url":"https://pith.science/pith/VHH5E47RY5RCQLG5GSFOI4DOJM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VHH5E47RY5RCQLG5GSFOI4DOJM/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":"2026-05-27T13:53:14Z","links":{"resolver":"https://pith.science/pith/VHH5E47RY5RCQLG5GSFOI4DOJM","bundle":"https://pith.science/pith/VHH5E47RY5RCQLG5GSFOI4DOJM/bundle.json","state":"https://pith.science/pith/VHH5E47RY5RCQLG5GSFOI4DOJM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VHH5E47RY5RCQLG5GSFOI4DOJM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:VHH5E47RY5RCQLG5GSFOI4DOJM","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":"863eb35b70084a641de7cb55e7a003e39328302ad91d48e296b24e1db887bdc7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-08-26T02:29:06Z","title_canon_sha256":"a74ec5950b62da5509448c18d87b95e14133bacc47c7f3360679496e7912adb1"},"schema_version":"1.0","source":{"id":"1009.1524","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.1524","created_at":"2026-05-18T02:05:35Z"},{"alias_kind":"arxiv_version","alias_value":"1009.1524v2","created_at":"2026-05-18T02:05:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.1524","created_at":"2026-05-18T02:05:35Z"},{"alias_kind":"pith_short_12","alias_value":"VHH5E47RY5RC","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_16","alias_value":"VHH5E47RY5RCQLG5","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_8","alias_value":"VHH5E47R","created_at":"2026-05-18T12:26:15Z"}],"graph_snapshots":[{"event_id":"sha256:52c0dcf396bd6d5a523c8ff9c5d75243abf30bc8c7f45d46cfd45d8498049d4d","target":"graph","created_at":"2026-05-18T02:05:35Z","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":"Ferromagnetic insulator Pr0.8Ca0.2Mn1-yCoyO3 (0 <= y <= 0.7) thin films were epitaxially grown on (LaAlO3)0.3-(SrAl0.5Ta0.5O3)0.7 (100) substrates by pulsed laser deposition. To probe the ferromagnetic insulator state of hole-doped manganites, the Co content dependences of the structural, magnetic, and transport properties were studied. Variation of lattice constant by the substitution of Co ions is well reproduced considering that divalent and trivalent Co ions substitute for Mn ions at the perovskite B-sites. For 0 <= y <= 0.3, the Curie temperature, saturation magnetization, and magnetoresi","authors_text":"H. Koinuma, I. Ohkubo, M. Lippmaa, M. Oshima, M. Sumiya, T. Harada, Y. Matsumoto","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-08-26T02:29:06Z","title":"Modulation of the ferromagnetic insulating phase in Pr0.8Ca0.2MnO3 by Co substitution"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.1524","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":"sha256:8baa4f0f94c2cdb0a4d36558ba8964c73bd1713de13f86fc4044750599d72d4e","target":"record","created_at":"2026-05-18T02:05:35Z","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":"863eb35b70084a641de7cb55e7a003e39328302ad91d48e296b24e1db887bdc7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-08-26T02:29:06Z","title_canon_sha256":"a74ec5950b62da5509448c18d87b95e14133bacc47c7f3360679496e7912adb1"},"schema_version":"1.0","source":{"id":"1009.1524","kind":"arxiv","version":2}},"canonical_sha256":"a9cfd273f1c762282cdd348ae4706e4b11bf5a5cda8d5f8da5b6639ae8610d9f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a9cfd273f1c762282cdd348ae4706e4b11bf5a5cda8d5f8da5b6639ae8610d9f","first_computed_at":"2026-05-18T02:05:35.142469Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:05:35.142469Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"eYdcGjH+c909nnyQ3U+ONKB1fEdK+qfp8JrrwpwO2zjSe3jmNjCXK1yUdX55GnN6tqX+vNNLQF5WHjmhmsNICw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:05:35.143151Z","signed_message":"canonical_sha256_bytes"},"source_id":"1009.1524","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8baa4f0f94c2cdb0a4d36558ba8964c73bd1713de13f86fc4044750599d72d4e","sha256:52c0dcf396bd6d5a523c8ff9c5d75243abf30bc8c7f45d46cfd45d8498049d4d"],"state_sha256":"a1ffd9a9b779c40537dfb9051ac2ff9aad94146b08cb83d0612b65f116a59961"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"88AVYNxzQ5NCnu4H4DWe15Z7rDLUSu+nnEP29X0W2XE0qfdS9HdHFRgS9PYKuJ8j2LyHhA6xo9s884TJCWPKDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T13:53:14.127637Z","bundle_sha256":"5d1e3a09fe2a60675425a650f83c4c7084609a3a1abfd32db87dbfe00d783abe"}}