{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:VJMPRLPNUIQYXDGUN3X5PRHNF4","short_pith_number":"pith:VJMPRLPN","canonical_record":{"source":{"id":"1306.6236","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2013-06-26T13:34:22Z","cross_cats_sorted":[],"title_canon_sha256":"5b3f27ea6fdb2baca0b0ffe8b713185b6c29404afc09c225631579c11cf6d09b","abstract_canon_sha256":"5d19a956008e98c4985338330076734e0721085726d7e2a11237a0b298bddbda"},"schema_version":"1.0"},"canonical_sha256":"aa58f8adeda2218b8cd46eefd7c4ed2f329e1bf1301a1324bbfd9729e6ba1bec","source":{"kind":"arxiv","id":"1306.6236","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1306.6236","created_at":"2026-05-18T00:34:32Z"},{"alias_kind":"arxiv_version","alias_value":"1306.6236v2","created_at":"2026-05-18T00:34:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.6236","created_at":"2026-05-18T00:34:32Z"},{"alias_kind":"pith_short_12","alias_value":"VJMPRLPNUIQY","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_16","alias_value":"VJMPRLPNUIQYXDGU","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_8","alias_value":"VJMPRLPN","created_at":"2026-05-18T12:28:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:VJMPRLPNUIQYXDGUN3X5PRHNF4","target":"record","payload":{"canonical_record":{"source":{"id":"1306.6236","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2013-06-26T13:34:22Z","cross_cats_sorted":[],"title_canon_sha256":"5b3f27ea6fdb2baca0b0ffe8b713185b6c29404afc09c225631579c11cf6d09b","abstract_canon_sha256":"5d19a956008e98c4985338330076734e0721085726d7e2a11237a0b298bddbda"},"schema_version":"1.0"},"canonical_sha256":"aa58f8adeda2218b8cd46eefd7c4ed2f329e1bf1301a1324bbfd9729e6ba1bec","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:34:32.075975Z","signature_b64":"ok0qn7xP9YNZtsTr3W0dKEiDf5AtKoknsSRKSop/20r9N2/letL2UkaztBgMjcJWPPcMyDGHPo4lFZkSgSPBBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"aa58f8adeda2218b8cd46eefd7c4ed2f329e1bf1301a1324bbfd9729e6ba1bec","last_reissued_at":"2026-05-18T00:34:32.075582Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:34:32.075582Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1306.6236","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":"2026-05-18T00:34:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QDPt/7g30uSqd2xEafPHAJuVZo+KfNKpvjdmwBCvq83eLs/lbadAQLLZvRJJznVRjU01Z8pacyzrvzy8+vppCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T10:57:40.288542Z"},"content_sha256":"d613cf528826e622c7d2cd20a1353bf0077488dd0ede0c3017282942dc45b7b4","schema_version":"1.0","event_id":"sha256:d613cf528826e622c7d2cd20a1353bf0077488dd0ede0c3017282942dc45b7b4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:VJMPRLPNUIQYXDGUN3X5PRHNF4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Effect of Ising-type Tb$^{3+}$ ions on the low-temperature magnetism of La, Ca cobaltite","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"E. \\v{S}antav\\'a, G. Andr\\'e, J. Hejtm\\'anek, K. Kn\\'i\\v{z}ek, M. Mary\\v{s}ko, M. Veverka, O. Kaman, Z. Jir\\'ak","submitted_at":"2013-06-26T13:34:22Z","abstract_excerpt":"Crystal and magnetic structures of the $x=0.2$ member of La$_{\\rm 0.8-x}$Tb$_{\\rm x}$Ca$_{0.2}$CoO$_3$ perovskite series have been determined from the powder neutron diffraction. Enhancement of the diffraction peaks due to ferromagnetic or cluster glass ordering is observed below $T_C=55$ K. The moments evolve at first on Co sites, and ordering of Ising-type Tb$^{3+}$ moments is induced at lower temperatures by a molecular field due to Co ions. The final magnetic configuration is collinear F$_x$ for cobalt subsystem, while it is canted F$_x$C$_y$ for terbium ions. The rare-earth moments align "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.6236","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":"2026-05-18T00:34:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"phW3Jv30EHpcwtQdzqPQDGsoCqxEUERP+1HJKw6XW8wCRAHbFD1jBclJJyPvcpmYQjrXva8r1KeURxNp0F5SDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T10:57:40.289279Z"},"content_sha256":"f89bb73404de07555cf1a958549717c57becc0d9712ef9ace0fe1018fb592335","schema_version":"1.0","event_id":"sha256:f89bb73404de07555cf1a958549717c57becc0d9712ef9ace0fe1018fb592335"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VJMPRLPNUIQYXDGUN3X5PRHNF4/bundle.json","state_url":"https://pith.science/pith/VJMPRLPNUIQYXDGUN3X5PRHNF4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VJMPRLPNUIQYXDGUN3X5PRHNF4/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":"2026-05-31T10:57:40Z","links":{"resolver":"https://pith.science/pith/VJMPRLPNUIQYXDGUN3X5PRHNF4","bundle":"https://pith.science/pith/VJMPRLPNUIQYXDGUN3X5PRHNF4/bundle.json","state":"https://pith.science/pith/VJMPRLPNUIQYXDGUN3X5PRHNF4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VJMPRLPNUIQYXDGUN3X5PRHNF4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:VJMPRLPNUIQYXDGUN3X5PRHNF4","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":"5d19a956008e98c4985338330076734e0721085726d7e2a11237a0b298bddbda","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2013-06-26T13:34:22Z","title_canon_sha256":"5b3f27ea6fdb2baca0b0ffe8b713185b6c29404afc09c225631579c11cf6d09b"},"schema_version":"1.0","source":{"id":"1306.6236","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1306.6236","created_at":"2026-05-18T00:34:32Z"},{"alias_kind":"arxiv_version","alias_value":"1306.6236v2","created_at":"2026-05-18T00:34:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.6236","created_at":"2026-05-18T00:34:32Z"},{"alias_kind":"pith_short_12","alias_value":"VJMPRLPNUIQY","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_16","alias_value":"VJMPRLPNUIQYXDGU","created_at":"2026-05-18T12:28:04Z"},{"alias_kind":"pith_short_8","alias_value":"VJMPRLPN","created_at":"2026-05-18T12:28:04Z"}],"graph_snapshots":[{"event_id":"sha256:f89bb73404de07555cf1a958549717c57becc0d9712ef9ace0fe1018fb592335","target":"graph","created_at":"2026-05-18T00:34:32Z","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":"Crystal and magnetic structures of the $x=0.2$ member of La$_{\\rm 0.8-x}$Tb$_{\\rm x}$Ca$_{0.2}$CoO$_3$ perovskite series have been determined from the powder neutron diffraction. Enhancement of the diffraction peaks due to ferromagnetic or cluster glass ordering is observed below $T_C=55$ K. The moments evolve at first on Co sites, and ordering of Ising-type Tb$^{3+}$ moments is induced at lower temperatures by a molecular field due to Co ions. The final magnetic configuration is collinear F$_x$ for cobalt subsystem, while it is canted F$_x$C$_y$ for terbium ions. The rare-earth moments align ","authors_text":"E. \\v{S}antav\\'a, G. Andr\\'e, J. Hejtm\\'anek, K. Kn\\'i\\v{z}ek, M. Mary\\v{s}ko, M. Veverka, O. Kaman, Z. Jir\\'ak","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2013-06-26T13:34:22Z","title":"Effect of Ising-type Tb$^{3+}$ ions on the low-temperature magnetism of La, Ca cobaltite"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.6236","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:d613cf528826e622c7d2cd20a1353bf0077488dd0ede0c3017282942dc45b7b4","target":"record","created_at":"2026-05-18T00:34:32Z","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":"5d19a956008e98c4985338330076734e0721085726d7e2a11237a0b298bddbda","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2013-06-26T13:34:22Z","title_canon_sha256":"5b3f27ea6fdb2baca0b0ffe8b713185b6c29404afc09c225631579c11cf6d09b"},"schema_version":"1.0","source":{"id":"1306.6236","kind":"arxiv","version":2}},"canonical_sha256":"aa58f8adeda2218b8cd46eefd7c4ed2f329e1bf1301a1324bbfd9729e6ba1bec","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"aa58f8adeda2218b8cd46eefd7c4ed2f329e1bf1301a1324bbfd9729e6ba1bec","first_computed_at":"2026-05-18T00:34:32.075582Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:34:32.075582Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ok0qn7xP9YNZtsTr3W0dKEiDf5AtKoknsSRKSop/20r9N2/letL2UkaztBgMjcJWPPcMyDGHPo4lFZkSgSPBBA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:34:32.075975Z","signed_message":"canonical_sha256_bytes"},"source_id":"1306.6236","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d613cf528826e622c7d2cd20a1353bf0077488dd0ede0c3017282942dc45b7b4","sha256:f89bb73404de07555cf1a958549717c57becc0d9712ef9ace0fe1018fb592335"],"state_sha256":"3701b3514301973234650415b05563875fbd0e5a4b2c95a1651394653e3e7b01"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8peffVMFRoXxfR3Qy0UMs1Cyv40XPD8MJqrisY9NJXUIPZMjYj6vINijySBe+xaEQthv2oQBMRZA7wS4A3WVCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T10:57:40.293369Z","bundle_sha256":"c123322306c8146ad1086c87dbf9b14d058625f90d823b5ccd0c2fb49e9f92fb"}}