{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2008:PHW772DHQEUA46UX4JOZ24K35J","short_pith_number":"pith:PHW772DH","canonical_record":{"source":{"id":"0809.4715","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2008-09-26T21:25:29Z","cross_cats_sorted":["cond-mat.supr-con"],"title_canon_sha256":"52e7258e44cfd6f8819f4b210744040beba3e164956d94a6f8d3fb809443d213","abstract_canon_sha256":"c8e7ce1b24a0c04966a62615265c9144f30b4daeb4cd316ec73294ab9045a697"},"schema_version":"1.0"},"canonical_sha256":"79edffe86781280e7a97e25d9d715bea64a42d76ba41ef4d876108286768efa2","source":{"kind":"arxiv","id":"0809.4715","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0809.4715","created_at":"2026-07-04T17:12:59Z"},{"alias_kind":"arxiv_version","alias_value":"0809.4715v2","created_at":"2026-07-04T17:12:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0809.4715","created_at":"2026-07-04T17:12:59Z"},{"alias_kind":"pith_short_12","alias_value":"PHW772DHQEUA","created_at":"2026-07-04T17:12:59Z"},{"alias_kind":"pith_short_16","alias_value":"PHW772DHQEUA46UX","created_at":"2026-07-04T17:12:59Z"},{"alias_kind":"pith_short_8","alias_value":"PHW772DH","created_at":"2026-07-04T17:12:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2008:PHW772DHQEUA46UX4JOZ24K35J","target":"record","payload":{"canonical_record":{"source":{"id":"0809.4715","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2008-09-26T21:25:29Z","cross_cats_sorted":["cond-mat.supr-con"],"title_canon_sha256":"52e7258e44cfd6f8819f4b210744040beba3e164956d94a6f8d3fb809443d213","abstract_canon_sha256":"c8e7ce1b24a0c04966a62615265c9144f30b4daeb4cd316ec73294ab9045a697"},"schema_version":"1.0"},"canonical_sha256":"79edffe86781280e7a97e25d9d715bea64a42d76ba41ef4d876108286768efa2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T17:12:59.117067Z","signature_b64":"NCQ82ci9u4YQOUUYL7riJSrHCGebMYlRR4bbHgjzTd48SROub78Fu8vx5kSxEy1/RBKzm5G9RwQtYKbDKoW7Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"79edffe86781280e7a97e25d9d715bea64a42d76ba41ef4d876108286768efa2","last_reissued_at":"2026-07-04T17:12:59.116698Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T17:12:59.116698Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0809.4715","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":"2026-07-04T17:12:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zqZP8/C0+u+s9TO8aOCGPAu1wPVfM1iZIBQ+GrW4KmGz6ftdHyNg7+jANXdwD+ooiV6uMa4kekoOLEPmvjQgBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T20:26:03.858332Z"},"content_sha256":"11e2a4863201be0e67e185e417dfe5e88a3452ec1fba71df0b1609a03c717fec","schema_version":"1.0","event_id":"sha256:11e2a4863201be0e67e185e417dfe5e88a3452ec1fba71df0b1609a03c717fec"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2008:PHW772DHQEUA46UX4JOZ24K35J","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the destruction of the hidden order in URu$_2$Si$_2$ by a strong magnetic field","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.supr-con"],"primary_cat":"cond-mat.str-el","authors_text":"C. Proust, J. Flouquet, J. Levallois, K. Behnia, P. Lejay","submitted_at":"2008-09-26T21:25:29Z","abstract_excerpt":"We present a study of transport properties of the heavy fermion URu$_2$Si$_2$ in pulsed magnetic field. The large Nernst response of the hidden order state is found to be suppressed when the magnetic field exceeds 35 T. The combination of resistivity, Hall and Nernst data outlines the reconstruction of the Fermi surface in the temperature-field phase diagram. The zero-field ground state is a compensated heavy-electron semi-metal, which is destroyed by magnetic field through a cascade of field-induced transitions. Above 40 T, URu$_2$Si$_2$ appears to be a polarized heavy fermions metal with a l"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0809.4715","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/0809.4715/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-04T17:12:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EyedAjADzXc7IU9qiHdKb5kSrCueyE2savAuYx5rQ+/SCkLbMexqdeXv5Lrkdrgry4FFGUXZpD9n1AEuPXYGAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T20:26:03.858927Z"},"content_sha256":"0802c7e850b774bf4fb1bcdea8da0d0ec93898a46c5bdc35b8ad43d02f756b65","schema_version":"1.0","event_id":"sha256:0802c7e850b774bf4fb1bcdea8da0d0ec93898a46c5bdc35b8ad43d02f756b65"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PHW772DHQEUA46UX4JOZ24K35J/bundle.json","state_url":"https://pith.science/pith/PHW772DHQEUA46UX4JOZ24K35J/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PHW772DHQEUA46UX4JOZ24K35J/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":"2026-08-06T20:26:03Z","links":{"resolver":"https://pith.science/pith/PHW772DHQEUA46UX4JOZ24K35J","bundle":"https://pith.science/pith/PHW772DHQEUA46UX4JOZ24K35J/bundle.json","state":"https://pith.science/pith/PHW772DHQEUA46UX4JOZ24K35J/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PHW772DHQEUA46UX4JOZ24K35J/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:PHW772DHQEUA46UX4JOZ24K35J","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":"c8e7ce1b24a0c04966a62615265c9144f30b4daeb4cd316ec73294ab9045a697","cross_cats_sorted":["cond-mat.supr-con"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2008-09-26T21:25:29Z","title_canon_sha256":"52e7258e44cfd6f8819f4b210744040beba3e164956d94a6f8d3fb809443d213"},"schema_version":"1.0","source":{"id":"0809.4715","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0809.4715","created_at":"2026-07-04T17:12:59Z"},{"alias_kind":"arxiv_version","alias_value":"0809.4715v2","created_at":"2026-07-04T17:12:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0809.4715","created_at":"2026-07-04T17:12:59Z"},{"alias_kind":"pith_short_12","alias_value":"PHW772DHQEUA","created_at":"2026-07-04T17:12:59Z"},{"alias_kind":"pith_short_16","alias_value":"PHW772DHQEUA46UX","created_at":"2026-07-04T17:12:59Z"},{"alias_kind":"pith_short_8","alias_value":"PHW772DH","created_at":"2026-07-04T17:12:59Z"}],"graph_snapshots":[{"event_id":"sha256:0802c7e850b774bf4fb1bcdea8da0d0ec93898a46c5bdc35b8ad43d02f756b65","target":"graph","created_at":"2026-07-04T17:12:59Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/0809.4715/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present a study of transport properties of the heavy fermion URu$_2$Si$_2$ in pulsed magnetic field. The large Nernst response of the hidden order state is found to be suppressed when the magnetic field exceeds 35 T. The combination of resistivity, Hall and Nernst data outlines the reconstruction of the Fermi surface in the temperature-field phase diagram. The zero-field ground state is a compensated heavy-electron semi-metal, which is destroyed by magnetic field through a cascade of field-induced transitions. Above 40 T, URu$_2$Si$_2$ appears to be a polarized heavy fermions metal with a l","authors_text":"C. Proust, J. Flouquet, J. Levallois, K. Behnia, P. Lejay","cross_cats":["cond-mat.supr-con"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2008-09-26T21:25:29Z","title":"On the destruction of the hidden order in URu$_2$Si$_2$ by a strong magnetic field"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0809.4715","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":"sha256:11e2a4863201be0e67e185e417dfe5e88a3452ec1fba71df0b1609a03c717fec","target":"record","created_at":"2026-07-04T17:12:59Z","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":"c8e7ce1b24a0c04966a62615265c9144f30b4daeb4cd316ec73294ab9045a697","cross_cats_sorted":["cond-mat.supr-con"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2008-09-26T21:25:29Z","title_canon_sha256":"52e7258e44cfd6f8819f4b210744040beba3e164956d94a6f8d3fb809443d213"},"schema_version":"1.0","source":{"id":"0809.4715","kind":"arxiv","version":2}},"canonical_sha256":"79edffe86781280e7a97e25d9d715bea64a42d76ba41ef4d876108286768efa2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"79edffe86781280e7a97e25d9d715bea64a42d76ba41ef4d876108286768efa2","first_computed_at":"2026-07-04T17:12:59.116698Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T17:12:59.116698Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NCQ82ci9u4YQOUUYL7riJSrHCGebMYlRR4bbHgjzTd48SROub78Fu8vx5kSxEy1/RBKzm5G9RwQtYKbDKoW7Aw==","signature_status":"signed_v1","signed_at":"2026-07-04T17:12:59.117067Z","signed_message":"canonical_sha256_bytes"},"source_id":"0809.4715","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:11e2a4863201be0e67e185e417dfe5e88a3452ec1fba71df0b1609a03c717fec","sha256:0802c7e850b774bf4fb1bcdea8da0d0ec93898a46c5bdc35b8ad43d02f756b65"],"state_sha256":"93534979450ab63cbc703b3a94a7bea73feb998a6bbd5c11c96e3016d475ea25"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jEEPA2A3UrEBPNOWyHaUo+Ynlna1tmV7j7h7hQrmuaRKU55+++b/RmCYLLSOO9XLOqbzTU8cphkXVsetlllxAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T20:26:03.862332Z","bundle_sha256":"9ab1e21d65c8cb380f17e70398f15df1ac119eb4e78a8d6f013a48ff047870e8"}}