{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:JLJJKGD333QFI7RP2AWQ2K5QNX","short_pith_number":"pith:JLJJKGD3","canonical_record":{"source":{"id":"1609.06233","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2016-09-20T15:57:06Z","cross_cats_sorted":[],"title_canon_sha256":"f0c71e84e3cb52b7edaf1c1ee173a9dd7977d76a3870cb132b6096552b9838e6","abstract_canon_sha256":"db02a98ef6038a685f23a713adb6dc377219c91194732095f23a45cdda77b465"},"schema_version":"1.0"},"canonical_sha256":"4ad295187bdee0547e2fd02d0d2bb06df5e05890bca61c7451251c2381a1ff26","source":{"kind":"arxiv","id":"1609.06233","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1609.06233","created_at":"2026-05-18T00:46:39Z"},{"alias_kind":"arxiv_version","alias_value":"1609.06233v1","created_at":"2026-05-18T00:46:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1609.06233","created_at":"2026-05-18T00:46:39Z"},{"alias_kind":"pith_short_12","alias_value":"JLJJKGD333QF","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_16","alias_value":"JLJJKGD333QFI7RP","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_8","alias_value":"JLJJKGD3","created_at":"2026-05-18T12:30:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:JLJJKGD333QFI7RP2AWQ2K5QNX","target":"record","payload":{"canonical_record":{"source":{"id":"1609.06233","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2016-09-20T15:57:06Z","cross_cats_sorted":[],"title_canon_sha256":"f0c71e84e3cb52b7edaf1c1ee173a9dd7977d76a3870cb132b6096552b9838e6","abstract_canon_sha256":"db02a98ef6038a685f23a713adb6dc377219c91194732095f23a45cdda77b465"},"schema_version":"1.0"},"canonical_sha256":"4ad295187bdee0547e2fd02d0d2bb06df5e05890bca61c7451251c2381a1ff26","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:46:39.778985Z","signature_b64":"CmVyoCmkG5lRc+Cn0MaPfkxqs1Kii1T2/CBOVeYy6l8L1yEuXnLZfkuTR6PJWLjPxQaxXhJSraocK+Eqeqe5CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4ad295187bdee0547e2fd02d0d2bb06df5e05890bca61c7451251c2381a1ff26","last_reissued_at":"2026-05-18T00:46:39.778150Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:46:39.778150Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1609.06233","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":"2026-05-18T00:46:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"689C60GY8t9ibk2NWgztU+tffP26QQF5lHisHO8fZZcIpn9XpvILDhyjlKKSncBsWzjFObQVyCHZ1moc2+JBDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T15:25:57.280207Z"},"content_sha256":"f150293083b6e526dbd46ab6a8c0dc64c47436d8b839fcad8f3f91d4897e7442","schema_version":"1.0","event_id":"sha256:f150293083b6e526dbd46ab6a8c0dc64c47436d8b839fcad8f3f91d4897e7442"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:JLJJKGD333QFI7RP2AWQ2K5QNX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Tuning the Kondo effect in Yb(Fe$_{1-x}$Co$_{x}$)$_{2}$Zn$_{20}$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Paul C. Canfield, Sergey L. Bud'ko, Tai Kong, Valentin Taufour","submitted_at":"2016-09-20T15:57:06Z","abstract_excerpt":"We study the evolution of the Kondo effect in heavy fermion compounds, Yb(Fe$_{1-x}$Co$_{x}$)$_{2}$Zn$_{20}$ (0$\\leqslant$ x $\\leqslant$ 1), by means of temperature-dependent electric resistivity and specific heat. The ground state of YbFe$_2$Zn$_{20}$ can be well described by a Kondo model with degeneracy $N$ = 8 and a $T_K\\sim$30 K. In the presence of a very similar total CEF splitting with YbFe$_2$Zn$_{20}$, the ground state of YbCo$_2$Zn$_{20}$ is close to a Kondo state with degeneracy $N$ = 2 and a much lower $T_K\\sim$ 2 K. Upon Co substitution, the coherence temperature of YbFe$_2$Zn$_{2"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1609.06233","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":"2026-05-18T00:46:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bSx/shb1ELWvB3ucSn61oN3ii4ljwa8AkhfrDBxPh4onFEoXtVnEd1Dl2iiuH7U2dMQjmYcNS5bDDk66oU1WCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T15:25:57.280717Z"},"content_sha256":"a9f2c8e10f518627ff339aff9c03962f0cc44f0b07d9f99becf8be1f80f24a99","schema_version":"1.0","event_id":"sha256:a9f2c8e10f518627ff339aff9c03962f0cc44f0b07d9f99becf8be1f80f24a99"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JLJJKGD333QFI7RP2AWQ2K5QNX/bundle.json","state_url":"https://pith.science/pith/JLJJKGD333QFI7RP2AWQ2K5QNX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JLJJKGD333QFI7RP2AWQ2K5QNX/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":"2026-06-06T15:25:57Z","links":{"resolver":"https://pith.science/pith/JLJJKGD333QFI7RP2AWQ2K5QNX","bundle":"https://pith.science/pith/JLJJKGD333QFI7RP2AWQ2K5QNX/bundle.json","state":"https://pith.science/pith/JLJJKGD333QFI7RP2AWQ2K5QNX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JLJJKGD333QFI7RP2AWQ2K5QNX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:JLJJKGD333QFI7RP2AWQ2K5QNX","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":"db02a98ef6038a685f23a713adb6dc377219c91194732095f23a45cdda77b465","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2016-09-20T15:57:06Z","title_canon_sha256":"f0c71e84e3cb52b7edaf1c1ee173a9dd7977d76a3870cb132b6096552b9838e6"},"schema_version":"1.0","source":{"id":"1609.06233","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1609.06233","created_at":"2026-05-18T00:46:39Z"},{"alias_kind":"arxiv_version","alias_value":"1609.06233v1","created_at":"2026-05-18T00:46:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1609.06233","created_at":"2026-05-18T00:46:39Z"},{"alias_kind":"pith_short_12","alias_value":"JLJJKGD333QF","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_16","alias_value":"JLJJKGD333QFI7RP","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_8","alias_value":"JLJJKGD3","created_at":"2026-05-18T12:30:25Z"}],"graph_snapshots":[{"event_id":"sha256:a9f2c8e10f518627ff339aff9c03962f0cc44f0b07d9f99becf8be1f80f24a99","target":"graph","created_at":"2026-05-18T00:46:39Z","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 study the evolution of the Kondo effect in heavy fermion compounds, Yb(Fe$_{1-x}$Co$_{x}$)$_{2}$Zn$_{20}$ (0$\\leqslant$ x $\\leqslant$ 1), by means of temperature-dependent electric resistivity and specific heat. The ground state of YbFe$_2$Zn$_{20}$ can be well described by a Kondo model with degeneracy $N$ = 8 and a $T_K\\sim$30 K. In the presence of a very similar total CEF splitting with YbFe$_2$Zn$_{20}$, the ground state of YbCo$_2$Zn$_{20}$ is close to a Kondo state with degeneracy $N$ = 2 and a much lower $T_K\\sim$ 2 K. Upon Co substitution, the coherence temperature of YbFe$_2$Zn$_{2","authors_text":"Paul C. Canfield, Sergey L. Bud'ko, Tai Kong, Valentin Taufour","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2016-09-20T15:57:06Z","title":"Tuning the Kondo effect in Yb(Fe$_{1-x}$Co$_{x}$)$_{2}$Zn$_{20}$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1609.06233","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:f150293083b6e526dbd46ab6a8c0dc64c47436d8b839fcad8f3f91d4897e7442","target":"record","created_at":"2026-05-18T00:46:39Z","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":"db02a98ef6038a685f23a713adb6dc377219c91194732095f23a45cdda77b465","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2016-09-20T15:57:06Z","title_canon_sha256":"f0c71e84e3cb52b7edaf1c1ee173a9dd7977d76a3870cb132b6096552b9838e6"},"schema_version":"1.0","source":{"id":"1609.06233","kind":"arxiv","version":1}},"canonical_sha256":"4ad295187bdee0547e2fd02d0d2bb06df5e05890bca61c7451251c2381a1ff26","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4ad295187bdee0547e2fd02d0d2bb06df5e05890bca61c7451251c2381a1ff26","first_computed_at":"2026-05-18T00:46:39.778150Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:46:39.778150Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CmVyoCmkG5lRc+Cn0MaPfkxqs1Kii1T2/CBOVeYy6l8L1yEuXnLZfkuTR6PJWLjPxQaxXhJSraocK+Eqeqe5CQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:46:39.778985Z","signed_message":"canonical_sha256_bytes"},"source_id":"1609.06233","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f150293083b6e526dbd46ab6a8c0dc64c47436d8b839fcad8f3f91d4897e7442","sha256:a9f2c8e10f518627ff339aff9c03962f0cc44f0b07d9f99becf8be1f80f24a99"],"state_sha256":"4696ae25ecf8d78f05bb17663771b64af37425b6060e7f16045efadd6bd5dc63"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3tX2O6vznQ7p5YAHi+bLRfNgTiMWhaET+heDRIUPwYTsrIxhSJICQuoKQEbgDaaE7kP071SrhbLCLrFJfZ20BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T15:25:57.285126Z","bundle_sha256":"96f573d49ea394eb26a70a6f335540ca3f01912e89d257556fc5d6b6ba575f25"}}