{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2005:2WRJUUXWQZ2TCEBBKWQNKBMFMQ","short_pith_number":"pith:2WRJUUXW","canonical_record":{"source":{"id":"cond-mat/0504563","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2005-04-21T14:39:53Z","cross_cats_sorted":[],"title_canon_sha256":"c45688fa1a85b7ff4be00762aa96787feda0837229e7b76fd8cc7009cd84a680","abstract_canon_sha256":"e4cb6f3b8aa29ec50a2a753fa0bb9e5c6874793908e1211c10c1e9bab7e82387"},"schema_version":"1.0"},"canonical_sha256":"d5a29a52f6867531102155a0d50585642b8f71c0878b1b57dc3d8129be11df57","source":{"kind":"arxiv","id":"cond-mat/0504563","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0504563","created_at":"2026-05-18T03:20:07Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0504563v2","created_at":"2026-05-18T03:20:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0504563","created_at":"2026-05-18T03:20:07Z"},{"alias_kind":"pith_short_12","alias_value":"2WRJUUXWQZ2T","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"2WRJUUXWQZ2TCEBB","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"2WRJUUXW","created_at":"2026-05-18T12:25:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2005:2WRJUUXWQZ2TCEBBKWQNKBMFMQ","target":"record","payload":{"canonical_record":{"source":{"id":"cond-mat/0504563","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2005-04-21T14:39:53Z","cross_cats_sorted":[],"title_canon_sha256":"c45688fa1a85b7ff4be00762aa96787feda0837229e7b76fd8cc7009cd84a680","abstract_canon_sha256":"e4cb6f3b8aa29ec50a2a753fa0bb9e5c6874793908e1211c10c1e9bab7e82387"},"schema_version":"1.0"},"canonical_sha256":"d5a29a52f6867531102155a0d50585642b8f71c0878b1b57dc3d8129be11df57","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:20:07.093080Z","signature_b64":"m4FYFLW1RbEPq5zg+LX4exfqa9/IbKlYp745Y4eduWzTzSfcuvGkoOX+EAsBz04ml6f/UCgGZ774M6qOibKWBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d5a29a52f6867531102155a0d50585642b8f71c0878b1b57dc3d8129be11df57","last_reissued_at":"2026-05-18T03:20:07.092372Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:20:07.092372Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"cond-mat/0504563","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":"2026-05-18T03:20:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9p9EqIq+BJ42s2aM5VqvAqg/iFHJ80Nj4O9k3PWb/dsYff7OmS9xUn8OjFBk/SpiFK4MI+fEQ52IhSc/Gew/Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T19:17:01.549759Z"},"content_sha256":"2fb74551552a73d6211d6cbb3a3aa843194721b78b9b51d1e703ce2e905e3629","schema_version":"1.0","event_id":"sha256:2fb74551552a73d6211d6cbb3a3aa843194721b78b9b51d1e703ce2e905e3629"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2005:2WRJUUXWQZ2TCEBBKWQNKBMFMQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Field-induced suppression of the heavy-fermion state in YbRh_2Si_2","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"C. Geibel, F. Steglich, G. Sparn, J. Ferstl, P. Gegenwart, T. Radu, Y. Tokiwa","submitted_at":"2005-04-21T14:39:53Z","abstract_excerpt":"We report DC magnetization measurements on YbRh_2Si_2 at temperatures down to 0.04K, magnetic fields B<11.5T and under hydrostatic pressure P<1.3GPa. At ambient pressure a kink at B*=9.9T indicates a new type of field-induced transition from an itinerant to a localized 4f-state. This transition is different from the metamagnetic transition observed in other heavy fermion compounds, as here ferromagnetic rather than antiferromagnetic correlations dominate below B*. Hydrostatic pressure experiments reveal a clear correspondence of B* to the characteristic spin fluctuation temperature determined "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0504563","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":"2026-05-18T03:20:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wLUAMZgYS5BlW6zPQ+N4vMvW9LkYtwS75/9bJtBun0RXY0LTuS1LNws+wiN0CGrhzEj3IJbFHcDGZcmMIM70Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T19:17:01.550461Z"},"content_sha256":"decc0b1d8d1abfa8358ba7fafb5d08a8eb1336d2f62bf312ccaf824322b6ae68","schema_version":"1.0","event_id":"sha256:decc0b1d8d1abfa8358ba7fafb5d08a8eb1336d2f62bf312ccaf824322b6ae68"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2WRJUUXWQZ2TCEBBKWQNKBMFMQ/bundle.json","state_url":"https://pith.science/pith/2WRJUUXWQZ2TCEBBKWQNKBMFMQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2WRJUUXWQZ2TCEBBKWQNKBMFMQ/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":"2026-05-31T19:17:01Z","links":{"resolver":"https://pith.science/pith/2WRJUUXWQZ2TCEBBKWQNKBMFMQ","bundle":"https://pith.science/pith/2WRJUUXWQZ2TCEBBKWQNKBMFMQ/bundle.json","state":"https://pith.science/pith/2WRJUUXWQZ2TCEBBKWQNKBMFMQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2WRJUUXWQZ2TCEBBKWQNKBMFMQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2005:2WRJUUXWQZ2TCEBBKWQNKBMFMQ","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":"e4cb6f3b8aa29ec50a2a753fa0bb9e5c6874793908e1211c10c1e9bab7e82387","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2005-04-21T14:39:53Z","title_canon_sha256":"c45688fa1a85b7ff4be00762aa96787feda0837229e7b76fd8cc7009cd84a680"},"schema_version":"1.0","source":{"id":"cond-mat/0504563","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0504563","created_at":"2026-05-18T03:20:07Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0504563v2","created_at":"2026-05-18T03:20:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0504563","created_at":"2026-05-18T03:20:07Z"},{"alias_kind":"pith_short_12","alias_value":"2WRJUUXWQZ2T","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"2WRJUUXWQZ2TCEBB","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"2WRJUUXW","created_at":"2026-05-18T12:25:52Z"}],"graph_snapshots":[{"event_id":"sha256:decc0b1d8d1abfa8358ba7fafb5d08a8eb1336d2f62bf312ccaf824322b6ae68","target":"graph","created_at":"2026-05-18T03:20:07Z","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 DC magnetization measurements on YbRh_2Si_2 at temperatures down to 0.04K, magnetic fields B<11.5T and under hydrostatic pressure P<1.3GPa. At ambient pressure a kink at B*=9.9T indicates a new type of field-induced transition from an itinerant to a localized 4f-state. This transition is different from the metamagnetic transition observed in other heavy fermion compounds, as here ferromagnetic rather than antiferromagnetic correlations dominate below B*. Hydrostatic pressure experiments reveal a clear correspondence of B* to the characteristic spin fluctuation temperature determined ","authors_text":"C. Geibel, F. Steglich, G. Sparn, J. Ferstl, P. Gegenwart, T. Radu, Y. Tokiwa","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2005-04-21T14:39:53Z","title":"Field-induced suppression of the heavy-fermion state in YbRh_2Si_2"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0504563","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":"sha256:2fb74551552a73d6211d6cbb3a3aa843194721b78b9b51d1e703ce2e905e3629","target":"record","created_at":"2026-05-18T03:20:07Z","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":"e4cb6f3b8aa29ec50a2a753fa0bb9e5c6874793908e1211c10c1e9bab7e82387","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2005-04-21T14:39:53Z","title_canon_sha256":"c45688fa1a85b7ff4be00762aa96787feda0837229e7b76fd8cc7009cd84a680"},"schema_version":"1.0","source":{"id":"cond-mat/0504563","kind":"arxiv","version":2}},"canonical_sha256":"d5a29a52f6867531102155a0d50585642b8f71c0878b1b57dc3d8129be11df57","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d5a29a52f6867531102155a0d50585642b8f71c0878b1b57dc3d8129be11df57","first_computed_at":"2026-05-18T03:20:07.092372Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:20:07.092372Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"m4FYFLW1RbEPq5zg+LX4exfqa9/IbKlYp745Y4eduWzTzSfcuvGkoOX+EAsBz04ml6f/UCgGZ774M6qOibKWBg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:20:07.093080Z","signed_message":"canonical_sha256_bytes"},"source_id":"cond-mat/0504563","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2fb74551552a73d6211d6cbb3a3aa843194721b78b9b51d1e703ce2e905e3629","sha256:decc0b1d8d1abfa8358ba7fafb5d08a8eb1336d2f62bf312ccaf824322b6ae68"],"state_sha256":"81dc9202af013861f24b1f3726c6d70304dc9eca8585a155c17a99a161646688"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yCSgyjJ6lgaWit8Axnr5GA3HBBbsKGJdm+cKerKF1/Zf+50Ib2d3mJzDzoq1Chm2CvXvN6MOQH1Ob10VcSaXAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T19:17:01.554180Z","bundle_sha256":"380401f2f994c0f94cb98ec831e417fb98cbf0ec835a9a3377a69ce960aab506"}}