{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:4HVBPAGHGA3YIFGOXBINIXV4DU","short_pith_number":"pith:4HVBPAGH","canonical_record":{"source":{"id":"1303.7375","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-03-29T12:20:32Z","cross_cats_sorted":[],"title_canon_sha256":"19b5d5f945b9d2f8c218707447ec2800f617225ccc73b5a0b1a7490365950ab9","abstract_canon_sha256":"57b711fe9e94f86e5312d6c05b66292a19a08d1e3e04dafe7febef2b018a9034"},"schema_version":"1.0"},"canonical_sha256":"e1ea1780c730378414ceb850d45ebc1d3331a94f7918edff3e9550b754e55385","source":{"kind":"arxiv","id":"1303.7375","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1303.7375","created_at":"2026-05-18T01:50:51Z"},{"alias_kind":"arxiv_version","alias_value":"1303.7375v1","created_at":"2026-05-18T01:50:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1303.7375","created_at":"2026-05-18T01:50:51Z"},{"alias_kind":"pith_short_12","alias_value":"4HVBPAGHGA3Y","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_16","alias_value":"4HVBPAGHGA3YIFGO","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_8","alias_value":"4HVBPAGH","created_at":"2026-05-18T12:27:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:4HVBPAGHGA3YIFGOXBINIXV4DU","target":"record","payload":{"canonical_record":{"source":{"id":"1303.7375","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-03-29T12:20:32Z","cross_cats_sorted":[],"title_canon_sha256":"19b5d5f945b9d2f8c218707447ec2800f617225ccc73b5a0b1a7490365950ab9","abstract_canon_sha256":"57b711fe9e94f86e5312d6c05b66292a19a08d1e3e04dafe7febef2b018a9034"},"schema_version":"1.0"},"canonical_sha256":"e1ea1780c730378414ceb850d45ebc1d3331a94f7918edff3e9550b754e55385","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:50:51.105928Z","signature_b64":"nshyIeXhTD1qQdYToyLU1aocxOqIzlZmNzirHgB5fw+AtLpPxi4Dq1454DEG3q6FQVApbTAKm5nui5YLqcZYCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e1ea1780c730378414ceb850d45ebc1d3331a94f7918edff3e9550b754e55385","last_reissued_at":"2026-05-18T01:50:51.105195Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:50:51.105195Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1303.7375","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":"2026-05-18T01:50:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2mHWE4JtNjDQhaJcWwxH1rYOp1XnJ1fPp/bBDlo8ipLsBIpomeSJ2zsFVpOhjE2m/vtFG5xXA0dYsqZbBT6XAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T19:49:46.184514Z"},"content_sha256":"c637e5f6220d1817acc09d32ea9e36d4ee8eacd152e162f32d5a38b284beeb1b","schema_version":"1.0","event_id":"sha256:c637e5f6220d1817acc09d32ea9e36d4ee8eacd152e162f32d5a38b284beeb1b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:4HVBPAGHGA3YIFGOXBINIXV4DU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Non-local correlation effects and metal-insulator transition in the s-d exchange model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"A. N. Rubtsov, J. Sweep, M. I. Katsnelson","submitted_at":"2013-03-29T12:20:32Z","abstract_excerpt":"The metal-insulator transition within the s-d exchange model is studied by the Dynamical Mean Field Theory and Dual Fermion approaches. The latter takes into account nonlocal correlation effects which are shown to be essential. In particular, the critical values of the s-d exchange coupling constant for these two methods turn out to be different by a factor of more than two (for the case of square lattice and spin 1/2 localized electrons). The calculations were performed using a Continuous-Time Quantum Monte Carlo method. The difference of the quantum spin-1/2 case and the classical-spin case "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1303.7375","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":"2026-05-18T01:50:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l+mLpfOK9PJtFb4r3ViEh8eLdHXnhS6jbY1ABYcZ+G1MSqDbAXjmuo3KMYuCztobEN7RtaiTUNGitheb3fFPBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T19:49:46.185060Z"},"content_sha256":"a5f137637c4f6a7de642c28a85e1f2687193873283a9412d6c329c1813690ca2","schema_version":"1.0","event_id":"sha256:a5f137637c4f6a7de642c28a85e1f2687193873283a9412d6c329c1813690ca2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4HVBPAGHGA3YIFGOXBINIXV4DU/bundle.json","state_url":"https://pith.science/pith/4HVBPAGHGA3YIFGOXBINIXV4DU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4HVBPAGHGA3YIFGOXBINIXV4DU/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":"2026-06-01T19:49:46Z","links":{"resolver":"https://pith.science/pith/4HVBPAGHGA3YIFGOXBINIXV4DU","bundle":"https://pith.science/pith/4HVBPAGHGA3YIFGOXBINIXV4DU/bundle.json","state":"https://pith.science/pith/4HVBPAGHGA3YIFGOXBINIXV4DU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4HVBPAGHGA3YIFGOXBINIXV4DU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:4HVBPAGHGA3YIFGOXBINIXV4DU","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":"57b711fe9e94f86e5312d6c05b66292a19a08d1e3e04dafe7febef2b018a9034","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-03-29T12:20:32Z","title_canon_sha256":"19b5d5f945b9d2f8c218707447ec2800f617225ccc73b5a0b1a7490365950ab9"},"schema_version":"1.0","source":{"id":"1303.7375","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1303.7375","created_at":"2026-05-18T01:50:51Z"},{"alias_kind":"arxiv_version","alias_value":"1303.7375v1","created_at":"2026-05-18T01:50:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1303.7375","created_at":"2026-05-18T01:50:51Z"},{"alias_kind":"pith_short_12","alias_value":"4HVBPAGHGA3Y","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_16","alias_value":"4HVBPAGHGA3YIFGO","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_8","alias_value":"4HVBPAGH","created_at":"2026-05-18T12:27:34Z"}],"graph_snapshots":[{"event_id":"sha256:a5f137637c4f6a7de642c28a85e1f2687193873283a9412d6c329c1813690ca2","target":"graph","created_at":"2026-05-18T01:50:51Z","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 metal-insulator transition within the s-d exchange model is studied by the Dynamical Mean Field Theory and Dual Fermion approaches. The latter takes into account nonlocal correlation effects which are shown to be essential. In particular, the critical values of the s-d exchange coupling constant for these two methods turn out to be different by a factor of more than two (for the case of square lattice and spin 1/2 localized electrons). The calculations were performed using a Continuous-Time Quantum Monte Carlo method. The difference of the quantum spin-1/2 case and the classical-spin case ","authors_text":"A. N. Rubtsov, J. Sweep, M. I. Katsnelson","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-03-29T12:20:32Z","title":"Non-local correlation effects and metal-insulator transition in the s-d exchange model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1303.7375","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:c637e5f6220d1817acc09d32ea9e36d4ee8eacd152e162f32d5a38b284beeb1b","target":"record","created_at":"2026-05-18T01:50:51Z","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":"57b711fe9e94f86e5312d6c05b66292a19a08d1e3e04dafe7febef2b018a9034","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2013-03-29T12:20:32Z","title_canon_sha256":"19b5d5f945b9d2f8c218707447ec2800f617225ccc73b5a0b1a7490365950ab9"},"schema_version":"1.0","source":{"id":"1303.7375","kind":"arxiv","version":1}},"canonical_sha256":"e1ea1780c730378414ceb850d45ebc1d3331a94f7918edff3e9550b754e55385","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e1ea1780c730378414ceb850d45ebc1d3331a94f7918edff3e9550b754e55385","first_computed_at":"2026-05-18T01:50:51.105195Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:50:51.105195Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nshyIeXhTD1qQdYToyLU1aocxOqIzlZmNzirHgB5fw+AtLpPxi4Dq1454DEG3q6FQVApbTAKm5nui5YLqcZYCA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:50:51.105928Z","signed_message":"canonical_sha256_bytes"},"source_id":"1303.7375","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c637e5f6220d1817acc09d32ea9e36d4ee8eacd152e162f32d5a38b284beeb1b","sha256:a5f137637c4f6a7de642c28a85e1f2687193873283a9412d6c329c1813690ca2"],"state_sha256":"b4a6d1d8a41147060c79a866caadcd8d3aa76fd497cfe00fdfb2f591685e4b9c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QbjhOg3AnrH4xuhsLhIN++5EGLP1ao1s0Oto+QjCT9ZUChsu5TMSsHt+oJ79sMhXxL0c8Wma2l6nhWurUCrnBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T19:49:46.187014Z","bundle_sha256":"7072db875af3d3fac25b2821193503ca273e714d4c618fd81b92652e32e0510b"}}