{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:VX4R6V22RCZ47AD7XSA3ZIICMY","short_pith_number":"pith:VX4R6V22","schema_version":"1.0","canonical_sha256":"adf91f575a88b3cf807fbc81bca102661e8ef6afaa940a34c064bfed8e225766","source":{"kind":"arxiv","id":"1501.01834","version":1},"attestation_state":"computed","paper":{"title":"Natural Orbitals Renormalization Group Approach to the Two-Impurity Kondo Critical Point","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Jianhui Dai, Rong-Qiang He, Zhong-Yi Lu","submitted_at":"2015-01-08T13:17:34Z","abstract_excerpt":"The problem of two magnetic impurities in a normal metal exposes the two opposite tendencies in the formation of a singlet ground state, driven respectively by the single-ion Kondo effect with conduction electrons to screen impurity spins or the Ruderman-Kittel-Kasuya-Yosida interaction between the two impurities to directly form impurity spin singlet. However, whether the competition between these two tendencies can lead to a quantum critical point has been debated over more than two decades. Here, we study this problem by applying the newly proposed natural orbitals renormalization group met"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1501.01834","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-01-08T13:17:34Z","cross_cats_sorted":[],"title_canon_sha256":"c68a6f0822c262049fd8cf84e47ffb074609a167f47bbc88464a7bd614db9029","abstract_canon_sha256":"f72df7a6b5a02b53529b54a2a853e45dd777da177a1301f8bcbb551e59b57ff3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:18:03.613136Z","signature_b64":"7y3Eyya+n/Umxr8TjIsRxtxJ7jIpELUYCqUCXjzNB5aRJNXh3pMBiAQk7ygdEGwa1ozdc8SA3jnbmL8tKgJ4Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"adf91f575a88b3cf807fbc81bca102661e8ef6afaa940a34c064bfed8e225766","last_reissued_at":"2026-05-18T02:18:03.612251Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:18:03.612251Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Natural Orbitals Renormalization Group Approach to the Two-Impurity Kondo Critical Point","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Jianhui Dai, Rong-Qiang He, Zhong-Yi Lu","submitted_at":"2015-01-08T13:17:34Z","abstract_excerpt":"The problem of two magnetic impurities in a normal metal exposes the two opposite tendencies in the formation of a singlet ground state, driven respectively by the single-ion Kondo effect with conduction electrons to screen impurity spins or the Ruderman-Kittel-Kasuya-Yosida interaction between the two impurities to directly form impurity spin singlet. However, whether the competition between these two tendencies can lead to a quantum critical point has been debated over more than two decades. Here, we study this problem by applying the newly proposed natural orbitals renormalization group met"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.01834","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1501.01834","created_at":"2026-05-18T02:18:03.612420+00:00"},{"alias_kind":"arxiv_version","alias_value":"1501.01834v1","created_at":"2026-05-18T02:18:03.612420+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.01834","created_at":"2026-05-18T02:18:03.612420+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/VX4R6V22RCZ47AD7XSA3ZIICMY","json":"https://pith.science/pith/VX4R6V22RCZ47AD7XSA3ZIICMY.json","graph_json":"https://pith.science/api/pith-number/VX4R6V22RCZ47AD7XSA3ZIICMY/graph.json","events_json":"https://pith.science/api/pith-number/VX4R6V22RCZ47AD7XSA3ZIICMY/events.json","paper":"https://pith.science/paper/VX4R6V22"},"agent_actions":{"view_html":"https://pith.science/pith/VX4R6V22RCZ47AD7XSA3ZIICMY","download_json":"https://pith.science/pith/VX4R6V22RCZ47AD7XSA3ZIICMY.json","view_paper":"https://pith.science/paper/VX4R6V22","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1501.01834&json=true","fetch_graph":"https://pith.science/api/pith-number/VX4R6V22RCZ47AD7XSA3ZIICMY/graph.json","fetch_events":"https://pith.science/api/pith-number/VX4R6V22RCZ47AD7XSA3ZIICMY/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/VX4R6V22RCZ47AD7XSA3ZIICMY/action/timestamp_anchor","attest_storage":"https://pith.science/pith/VX4R6V22RCZ47AD7XSA3ZIICMY/action/storage_attestation","attest_author":"https://pith.science/pith/VX4R6V22RCZ47AD7XSA3ZIICMY/action/author_attestation","sign_citation":"https://pith.science/pith/VX4R6V22RCZ47AD7XSA3ZIICMY/action/citation_signature","submit_replication":"https://pith.science/pith/VX4R6V22RCZ47AD7XSA3ZIICMY/action/replication_record"}},"created_at":"2026-05-18T02:18:03.612420+00:00","updated_at":"2026-05-18T02:18:03.612420+00:00"}