{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:NKTVZSAOE676VTWW2R43VYIP6X","short_pith_number":"pith:NKTVZSAO","canonical_record":{"source":{"id":"2203.15475","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2022-03-29T12:23:42Z","cross_cats_sorted":[],"title_canon_sha256":"1bc6914c69264cb15170d490bc2556153ed1eea57a804583e45058fc423922cc","abstract_canon_sha256":"d82acfab9442a575b4702a553d530fb8f5e5bb18fe3c2fd4d29b2cb0f217251a"},"schema_version":"1.0"},"canonical_sha256":"6aa75cc80e27bfeaced6d479bae10ff5ff2b54173f91acb28a2dbd2a485d953b","source":{"kind":"arxiv","id":"2203.15475","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2203.15475","created_at":"2026-07-05T04:46:14Z"},{"alias_kind":"arxiv_version","alias_value":"2203.15475v2","created_at":"2026-07-05T04:46:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2203.15475","created_at":"2026-07-05T04:46:14Z"},{"alias_kind":"pith_short_12","alias_value":"NKTVZSAOE676","created_at":"2026-07-05T04:46:14Z"},{"alias_kind":"pith_short_16","alias_value":"NKTVZSAOE676VTWW","created_at":"2026-07-05T04:46:14Z"},{"alias_kind":"pith_short_8","alias_value":"NKTVZSAO","created_at":"2026-07-05T04:46:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:NKTVZSAOE676VTWW2R43VYIP6X","target":"record","payload":{"canonical_record":{"source":{"id":"2203.15475","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2022-03-29T12:23:42Z","cross_cats_sorted":[],"title_canon_sha256":"1bc6914c69264cb15170d490bc2556153ed1eea57a804583e45058fc423922cc","abstract_canon_sha256":"d82acfab9442a575b4702a553d530fb8f5e5bb18fe3c2fd4d29b2cb0f217251a"},"schema_version":"1.0"},"canonical_sha256":"6aa75cc80e27bfeaced6d479bae10ff5ff2b54173f91acb28a2dbd2a485d953b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:46:14.214655Z","signature_b64":"m9HXSHkLZ4+0g9CfapTUJoTg0SQT5hQyzoiYLhHu7bV69cTUrwy7Mm8tMqCTTORQQTgKdr0ippm92+a/b5ayAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6aa75cc80e27bfeaced6d479bae10ff5ff2b54173f91acb28a2dbd2a485d953b","last_reissued_at":"2026-07-05T04:46:14.214138Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:46:14.214138Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2203.15475","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":"2026-07-05T04:46:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/3zO+ty2D4IuI4LdSS4ZAtx0OYpPpBwRrUDf8MrNpf4vVuxt589UuUBnFPvTw3H+zkrO//XAVvdAyh7XrgT+Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T15:25:14.458171Z"},"content_sha256":"df936ca748488e2f0a2ed1f425978f15c03c4f02876caaa131f358a8b3cb6731","schema_version":"1.0","event_id":"sha256:df936ca748488e2f0a2ed1f425978f15c03c4f02876caaa131f358a8b3cb6731"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:NKTVZSAOE676VTWW2R43VYIP6X","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Continuous ferromagnetic quantum phase transition on an anisotropic Kondo lattice","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Danqing Hu, Jialin Chen, Jiangfan Wang, Yi-feng Yang","submitted_at":"2022-03-29T12:23:42Z","abstract_excerpt":"Motivated by the recent discovery of ferromagnetic quantum criticality in the heavy fermion compound CeRh$_6$Ge$_4$, we develop a numerical algorithm of infinite projected entangled pair states for the anisotropic ferromagnetic Kondo-Heisenberg model in two dimensions and study the ferromagnetic quantum phase transitions with varying magnetic and hopping anisotropy. Our calculations reveal a continuous ferromagnetic quantum phase transition in the large anisotropic region and first-order quantum phase transitions for smaller anisotropy. Our results highlight the importance of magnetic anisotro"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2203.15475","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/2203.15475/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":"2026-07-05T04:46:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"U/dLm60tKXEN65YG5YA28UCDv488F2g5Yc5pl6ghNKFZ0gqQzLa+TnJGr5MX4VYBHBit+gHpFihb+coI4/2lBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T15:25:14.458553Z"},"content_sha256":"96cbc86fa4aac397ada1692bd54f10eb2ceedf8605b053becd4bda1e88a7ee43","schema_version":"1.0","event_id":"sha256:96cbc86fa4aac397ada1692bd54f10eb2ceedf8605b053becd4bda1e88a7ee43"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NKTVZSAOE676VTWW2R43VYIP6X/bundle.json","state_url":"https://pith.science/pith/NKTVZSAOE676VTWW2R43VYIP6X/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NKTVZSAOE676VTWW2R43VYIP6X/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":"2026-07-07T15:25:14Z","links":{"resolver":"https://pith.science/pith/NKTVZSAOE676VTWW2R43VYIP6X","bundle":"https://pith.science/pith/NKTVZSAOE676VTWW2R43VYIP6X/bundle.json","state":"https://pith.science/pith/NKTVZSAOE676VTWW2R43VYIP6X/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NKTVZSAOE676VTWW2R43VYIP6X/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:NKTVZSAOE676VTWW2R43VYIP6X","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":"d82acfab9442a575b4702a553d530fb8f5e5bb18fe3c2fd4d29b2cb0f217251a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2022-03-29T12:23:42Z","title_canon_sha256":"1bc6914c69264cb15170d490bc2556153ed1eea57a804583e45058fc423922cc"},"schema_version":"1.0","source":{"id":"2203.15475","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2203.15475","created_at":"2026-07-05T04:46:14Z"},{"alias_kind":"arxiv_version","alias_value":"2203.15475v2","created_at":"2026-07-05T04:46:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2203.15475","created_at":"2026-07-05T04:46:14Z"},{"alias_kind":"pith_short_12","alias_value":"NKTVZSAOE676","created_at":"2026-07-05T04:46:14Z"},{"alias_kind":"pith_short_16","alias_value":"NKTVZSAOE676VTWW","created_at":"2026-07-05T04:46:14Z"},{"alias_kind":"pith_short_8","alias_value":"NKTVZSAO","created_at":"2026-07-05T04:46:14Z"}],"graph_snapshots":[{"event_id":"sha256:96cbc86fa4aac397ada1692bd54f10eb2ceedf8605b053becd4bda1e88a7ee43","target":"graph","created_at":"2026-07-05T04:46:14Z","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/2203.15475/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Motivated by the recent discovery of ferromagnetic quantum criticality in the heavy fermion compound CeRh$_6$Ge$_4$, we develop a numerical algorithm of infinite projected entangled pair states for the anisotropic ferromagnetic Kondo-Heisenberg model in two dimensions and study the ferromagnetic quantum phase transitions with varying magnetic and hopping anisotropy. Our calculations reveal a continuous ferromagnetic quantum phase transition in the large anisotropic region and first-order quantum phase transitions for smaller anisotropy. Our results highlight the importance of magnetic anisotro","authors_text":"Danqing Hu, Jialin Chen, Jiangfan Wang, Yi-feng Yang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2022-03-29T12:23:42Z","title":"Continuous ferromagnetic quantum phase transition on an anisotropic Kondo lattice"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2203.15475","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:df936ca748488e2f0a2ed1f425978f15c03c4f02876caaa131f358a8b3cb6731","target":"record","created_at":"2026-07-05T04:46:14Z","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":"d82acfab9442a575b4702a553d530fb8f5e5bb18fe3c2fd4d29b2cb0f217251a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2022-03-29T12:23:42Z","title_canon_sha256":"1bc6914c69264cb15170d490bc2556153ed1eea57a804583e45058fc423922cc"},"schema_version":"1.0","source":{"id":"2203.15475","kind":"arxiv","version":2}},"canonical_sha256":"6aa75cc80e27bfeaced6d479bae10ff5ff2b54173f91acb28a2dbd2a485d953b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6aa75cc80e27bfeaced6d479bae10ff5ff2b54173f91acb28a2dbd2a485d953b","first_computed_at":"2026-07-05T04:46:14.214138Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:46:14.214138Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"m9HXSHkLZ4+0g9CfapTUJoTg0SQT5hQyzoiYLhHu7bV69cTUrwy7Mm8tMqCTTORQQTgKdr0ippm92+a/b5ayAg==","signature_status":"signed_v1","signed_at":"2026-07-05T04:46:14.214655Z","signed_message":"canonical_sha256_bytes"},"source_id":"2203.15475","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:df936ca748488e2f0a2ed1f425978f15c03c4f02876caaa131f358a8b3cb6731","sha256:96cbc86fa4aac397ada1692bd54f10eb2ceedf8605b053becd4bda1e88a7ee43"],"state_sha256":"f8430ffac682793b2bb184e7c9cb352962cc93954dc09e16e83b70f012d1001c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"73rM5kpjNyQVwsdpZKsC4GS6svmrz7ZIwjYlzNvH+zEejyvhi+VdAC6LuG1csqQspXPHhYcgfiDWdPc5QDCjAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T15:25:14.460397Z","bundle_sha256":"03715fccec0d7f2ae235ce575f20d66a19d2097e3a1d8a141b59c33ee1279a08"}}