{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:L3RQK3HLGOINS35L3ARCCW77LB","short_pith_number":"pith:L3RQK3HL","canonical_record":{"source":{"id":"1012.3328","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2010-12-15T13:32:02Z","cross_cats_sorted":[],"title_canon_sha256":"ab2b7acbe1eb689a983c50cb8716dd4fe789294bc49594dfc168e571d09c9b31","abstract_canon_sha256":"9d24ec351af966c6beaa875848e69709bfbf2c35c5bf462ef3ea8643e307c895"},"schema_version":"1.0"},"canonical_sha256":"5ee3056ceb3390d96fabd822215bff586feb7ed27d97585364a3d39e10b58efd","source":{"kind":"arxiv","id":"1012.3328","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1012.3328","created_at":"2026-05-18T02:04:24Z"},{"alias_kind":"arxiv_version","alias_value":"1012.3328v1","created_at":"2026-05-18T02:04:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1012.3328","created_at":"2026-05-18T02:04:24Z"},{"alias_kind":"pith_short_12","alias_value":"L3RQK3HLGOIN","created_at":"2026-05-18T12:26:10Z"},{"alias_kind":"pith_short_16","alias_value":"L3RQK3HLGOINS35L","created_at":"2026-05-18T12:26:10Z"},{"alias_kind":"pith_short_8","alias_value":"L3RQK3HL","created_at":"2026-05-18T12:26:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:L3RQK3HLGOINS35L3ARCCW77LB","target":"record","payload":{"canonical_record":{"source":{"id":"1012.3328","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2010-12-15T13:32:02Z","cross_cats_sorted":[],"title_canon_sha256":"ab2b7acbe1eb689a983c50cb8716dd4fe789294bc49594dfc168e571d09c9b31","abstract_canon_sha256":"9d24ec351af966c6beaa875848e69709bfbf2c35c5bf462ef3ea8643e307c895"},"schema_version":"1.0"},"canonical_sha256":"5ee3056ceb3390d96fabd822215bff586feb7ed27d97585364a3d39e10b58efd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:04:24.475367Z","signature_b64":"5aoRkqlihAltxEVREmPLyW5IH7LhMpOS7yEMvBrVuxeZf3/uAuIRfIs/B7ZyRm/d6khwYfkKtgs91IykAfP5Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5ee3056ceb3390d96fabd822215bff586feb7ed27d97585364a3d39e10b58efd","last_reissued_at":"2026-05-18T02:04:24.474738Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:04:24.474738Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1012.3328","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":"2026-05-18T02:04:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"t8DGu2xi2WU4ex2GFhcT55BDxJZpcc5twv1iQylD8Uvc9uOQpU6jLW2EgzyKJrk1zzHxwhov5sBtWgcah6BIBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T17:35:42.354909Z"},"content_sha256":"884fad6360136f57cfea861601e0c409027f1b4a29c72ff1d8841a608266d7b0","schema_version":"1.0","event_id":"sha256:884fad6360136f57cfea861601e0c409027f1b4a29c72ff1d8841a608266d7b0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:L3RQK3HLGOINS35L3ARCCW77LB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Magnetocaloric effect and magnetic cooling near a field-induced quantum-critical point","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"A. Honecker, A. Prokofiev, B. Wolf, D. Jaiswal-Nagar, G. Donath, G. Hofmann, K. Removic-Langer, M. Lang, U. Tutsch, W. Assmus, Y. Tsui","submitted_at":"2010-12-15T13:32:02Z","abstract_excerpt":"The presence of a quantum critical point (QCP) can significantly affect the thermodynamic properties of a material at finite temperatures T. This is reflected, e.g., in the entropy landscape S(T, r) in the vicinity of a QCP, yielding particularly strong variations for varying the tuning parameter r such as pressure or magnetic field B. Here we report on the determination of the critical enhancement of $ \\delta S / \\delta B$ near a B-induced QCP via absolute measurements of the magnetocaloric effect (MCE), $(\\delta T / \\delta B)_S$, and demonstrate that the accumulation of entropy around the QC"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1012.3328","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":"2026-05-18T02:04:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"J07grhyWGXhF1GYk6pi2Z86Sas4kO8bov7g5J5sZAFxDbvenzLcY75soM/Ticvxzi6POHDKlXTRaPh5qFMvUCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T17:35:42.355250Z"},"content_sha256":"d328e62cf9ae65232cd791f5a7f38267834d7ceb0125e6864cfa1e12bd2b868f","schema_version":"1.0","event_id":"sha256:d328e62cf9ae65232cd791f5a7f38267834d7ceb0125e6864cfa1e12bd2b868f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/L3RQK3HLGOINS35L3ARCCW77LB/bundle.json","state_url":"https://pith.science/pith/L3RQK3HLGOINS35L3ARCCW77LB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/L3RQK3HLGOINS35L3ARCCW77LB/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":"2026-05-19T17:35:42Z","links":{"resolver":"https://pith.science/pith/L3RQK3HLGOINS35L3ARCCW77LB","bundle":"https://pith.science/pith/L3RQK3HLGOINS35L3ARCCW77LB/bundle.json","state":"https://pith.science/pith/L3RQK3HLGOINS35L3ARCCW77LB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/L3RQK3HLGOINS35L3ARCCW77LB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:L3RQK3HLGOINS35L3ARCCW77LB","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":"9d24ec351af966c6beaa875848e69709bfbf2c35c5bf462ef3ea8643e307c895","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2010-12-15T13:32:02Z","title_canon_sha256":"ab2b7acbe1eb689a983c50cb8716dd4fe789294bc49594dfc168e571d09c9b31"},"schema_version":"1.0","source":{"id":"1012.3328","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1012.3328","created_at":"2026-05-18T02:04:24Z"},{"alias_kind":"arxiv_version","alias_value":"1012.3328v1","created_at":"2026-05-18T02:04:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1012.3328","created_at":"2026-05-18T02:04:24Z"},{"alias_kind":"pith_short_12","alias_value":"L3RQK3HLGOIN","created_at":"2026-05-18T12:26:10Z"},{"alias_kind":"pith_short_16","alias_value":"L3RQK3HLGOINS35L","created_at":"2026-05-18T12:26:10Z"},{"alias_kind":"pith_short_8","alias_value":"L3RQK3HL","created_at":"2026-05-18T12:26:10Z"}],"graph_snapshots":[{"event_id":"sha256:d328e62cf9ae65232cd791f5a7f38267834d7ceb0125e6864cfa1e12bd2b868f","target":"graph","created_at":"2026-05-18T02:04:24Z","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":"The presence of a quantum critical point (QCP) can significantly affect the thermodynamic properties of a material at finite temperatures T. This is reflected, e.g., in the entropy landscape S(T, r) in the vicinity of a QCP, yielding particularly strong variations for varying the tuning parameter r such as pressure or magnetic field B. Here we report on the determination of the critical enhancement of $ \\delta S / \\delta B$ near a B-induced QCP via absolute measurements of the magnetocaloric effect (MCE), $(\\delta T / \\delta B)_S$, and demonstrate that the accumulation of entropy around the QC","authors_text":"A. Honecker, A. Prokofiev, B. Wolf, D. Jaiswal-Nagar, G. Donath, G. Hofmann, K. Removic-Langer, M. Lang, U. Tutsch, W. Assmus, Y. Tsui","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2010-12-15T13:32:02Z","title":"Magnetocaloric effect and magnetic cooling near a field-induced quantum-critical point"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1012.3328","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":"sha256:884fad6360136f57cfea861601e0c409027f1b4a29c72ff1d8841a608266d7b0","target":"record","created_at":"2026-05-18T02:04:24Z","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":"9d24ec351af966c6beaa875848e69709bfbf2c35c5bf462ef3ea8643e307c895","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2010-12-15T13:32:02Z","title_canon_sha256":"ab2b7acbe1eb689a983c50cb8716dd4fe789294bc49594dfc168e571d09c9b31"},"schema_version":"1.0","source":{"id":"1012.3328","kind":"arxiv","version":1}},"canonical_sha256":"5ee3056ceb3390d96fabd822215bff586feb7ed27d97585364a3d39e10b58efd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5ee3056ceb3390d96fabd822215bff586feb7ed27d97585364a3d39e10b58efd","first_computed_at":"2026-05-18T02:04:24.474738Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:04:24.474738Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5aoRkqlihAltxEVREmPLyW5IH7LhMpOS7yEMvBrVuxeZf3/uAuIRfIs/B7ZyRm/d6khwYfkKtgs91IykAfP5Cg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:04:24.475367Z","signed_message":"canonical_sha256_bytes"},"source_id":"1012.3328","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:884fad6360136f57cfea861601e0c409027f1b4a29c72ff1d8841a608266d7b0","sha256:d328e62cf9ae65232cd791f5a7f38267834d7ceb0125e6864cfa1e12bd2b868f"],"state_sha256":"90cbbc134bf213f2d9ed0f48da5585bdf7628e317f903a73abb00b2c1d4f9453"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3t8Pzljvjo+aPuqIV3lqSmll6qYKeHsOt5rfyxxsx7vqOojHBeXs7C3Esq1KL8V+G34MFAsQuGKhHlOKE1BNBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-19T17:35:42.357161Z","bundle_sha256":"674f5fc3c14244533e77279460fd31b22dcbddf15aaf01c4e24a44fbcf510da6"}}