{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:PUYMBGNL44ZR2H3B3UM6BMI7PF","short_pith_number":"pith:PUYMBGNL","canonical_record":{"source":{"id":"1009.3416","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-09-17T13:22:55Z","cross_cats_sorted":[],"title_canon_sha256":"7640184700b16d702d803294d0cfb35758174c2231901f4286cbc9bc55073515","abstract_canon_sha256":"512fa214f5bf94218fc601797002e757b7a05865e360f092eb4c730089873929"},"schema_version":"1.0"},"canonical_sha256":"7d30c099abe7331d1f61dd19e0b11f796c9ee53fa7c531b9dc9e1fb55432da83","source":{"kind":"arxiv","id":"1009.3416","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.3416","created_at":"2026-05-18T04:24:45Z"},{"alias_kind":"arxiv_version","alias_value":"1009.3416v1","created_at":"2026-05-18T04:24:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.3416","created_at":"2026-05-18T04:24:45Z"},{"alias_kind":"pith_short_12","alias_value":"PUYMBGNL44ZR","created_at":"2026-05-18T12:26:12Z"},{"alias_kind":"pith_short_16","alias_value":"PUYMBGNL44ZR2H3B","created_at":"2026-05-18T12:26:12Z"},{"alias_kind":"pith_short_8","alias_value":"PUYMBGNL","created_at":"2026-05-18T12:26:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:PUYMBGNL44ZR2H3B3UM6BMI7PF","target":"record","payload":{"canonical_record":{"source":{"id":"1009.3416","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-09-17T13:22:55Z","cross_cats_sorted":[],"title_canon_sha256":"7640184700b16d702d803294d0cfb35758174c2231901f4286cbc9bc55073515","abstract_canon_sha256":"512fa214f5bf94218fc601797002e757b7a05865e360f092eb4c730089873929"},"schema_version":"1.0"},"canonical_sha256":"7d30c099abe7331d1f61dd19e0b11f796c9ee53fa7c531b9dc9e1fb55432da83","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:24:45.227413Z","signature_b64":"hNDlDWc7lXT6S8jq9DxYFR2RPOgOn7ursNFjA23ZOjNfqUo4lYS0OE4dTFYeWHuvZe7VVUtBJoErjty4eAD6Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7d30c099abe7331d1f61dd19e0b11f796c9ee53fa7c531b9dc9e1fb55432da83","last_reissued_at":"2026-05-18T04:24:45.226961Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:24:45.226961Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1009.3416","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":"2026-05-18T04:24:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CegjX9EQTUHTREFyHqH2kB2YQF01EqTCu6yGx4bk4nPbylcRFbGoWG5FC2Pz3Ey9aBKCnIqxTwQW+clJj8XyBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T14:43:45.207787Z"},"content_sha256":"44c6ed0ae42c81ac17765266ed6279940679412f11707e1c501f0a83208d1c2d","schema_version":"1.0","event_id":"sha256:44c6ed0ae42c81ac17765266ed6279940679412f11707e1c501f0a83208d1c2d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:PUYMBGNL44ZR2H3B3UM6BMI7PF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Density functional theory for a model quantum dot: Beyond the local-density approximation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"M. Dzierzawa, P. Schwab, S. Schenk, U. Eckern","submitted_at":"2010-09-17T13:22:55Z","abstract_excerpt":"We study both static and transport properties of model quantum dots, employing density functional theory as well as (numerically) exact methods. For the lattice model under consideration the accuracy of the local-density approximation generally is poor. For weak interaction, however, accurate results are achieved within the optimized effective potential method, while for intermediate interaction strengths a method combining the exact diagonalization of small clusters with density functional theory is very successful. Results obtained from the latter approach yield very good agreement with dens"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.3416","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":"2026-05-18T04:24:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lqF6f9SnJsvfVjNtKNr7FO47hHYjaAhsn34r+Y2SoWJOVzS9haSNV+6PCfzTrYM/xFWuHiWB6Ki/tUu5ZN/PCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T14:43:45.208159Z"},"content_sha256":"457c222ecf539b80edef37d8c38e5c57f550defa3a909aa13b91789dc4f3ecad","schema_version":"1.0","event_id":"sha256:457c222ecf539b80edef37d8c38e5c57f550defa3a909aa13b91789dc4f3ecad"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PUYMBGNL44ZR2H3B3UM6BMI7PF/bundle.json","state_url":"https://pith.science/pith/PUYMBGNL44ZR2H3B3UM6BMI7PF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PUYMBGNL44ZR2H3B3UM6BMI7PF/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":"2026-05-27T14:43:45Z","links":{"resolver":"https://pith.science/pith/PUYMBGNL44ZR2H3B3UM6BMI7PF","bundle":"https://pith.science/pith/PUYMBGNL44ZR2H3B3UM6BMI7PF/bundle.json","state":"https://pith.science/pith/PUYMBGNL44ZR2H3B3UM6BMI7PF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PUYMBGNL44ZR2H3B3UM6BMI7PF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:PUYMBGNL44ZR2H3B3UM6BMI7PF","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":"512fa214f5bf94218fc601797002e757b7a05865e360f092eb4c730089873929","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-09-17T13:22:55Z","title_canon_sha256":"7640184700b16d702d803294d0cfb35758174c2231901f4286cbc9bc55073515"},"schema_version":"1.0","source":{"id":"1009.3416","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1009.3416","created_at":"2026-05-18T04:24:45Z"},{"alias_kind":"arxiv_version","alias_value":"1009.3416v1","created_at":"2026-05-18T04:24:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1009.3416","created_at":"2026-05-18T04:24:45Z"},{"alias_kind":"pith_short_12","alias_value":"PUYMBGNL44ZR","created_at":"2026-05-18T12:26:12Z"},{"alias_kind":"pith_short_16","alias_value":"PUYMBGNL44ZR2H3B","created_at":"2026-05-18T12:26:12Z"},{"alias_kind":"pith_short_8","alias_value":"PUYMBGNL","created_at":"2026-05-18T12:26:12Z"}],"graph_snapshots":[{"event_id":"sha256:457c222ecf539b80edef37d8c38e5c57f550defa3a909aa13b91789dc4f3ecad","target":"graph","created_at":"2026-05-18T04:24:45Z","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 both static and transport properties of model quantum dots, employing density functional theory as well as (numerically) exact methods. For the lattice model under consideration the accuracy of the local-density approximation generally is poor. For weak interaction, however, accurate results are achieved within the optimized effective potential method, while for intermediate interaction strengths a method combining the exact diagonalization of small clusters with density functional theory is very successful. Results obtained from the latter approach yield very good agreement with dens","authors_text":"M. Dzierzawa, P. Schwab, S. Schenk, U. Eckern","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-09-17T13:22:55Z","title":"Density functional theory for a model quantum dot: Beyond the local-density approximation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.3416","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":"sha256:44c6ed0ae42c81ac17765266ed6279940679412f11707e1c501f0a83208d1c2d","target":"record","created_at":"2026-05-18T04:24:45Z","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":"512fa214f5bf94218fc601797002e757b7a05865e360f092eb4c730089873929","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-09-17T13:22:55Z","title_canon_sha256":"7640184700b16d702d803294d0cfb35758174c2231901f4286cbc9bc55073515"},"schema_version":"1.0","source":{"id":"1009.3416","kind":"arxiv","version":1}},"canonical_sha256":"7d30c099abe7331d1f61dd19e0b11f796c9ee53fa7c531b9dc9e1fb55432da83","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7d30c099abe7331d1f61dd19e0b11f796c9ee53fa7c531b9dc9e1fb55432da83","first_computed_at":"2026-05-18T04:24:45.226961Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:24:45.226961Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hNDlDWc7lXT6S8jq9DxYFR2RPOgOn7ursNFjA23ZOjNfqUo4lYS0OE4dTFYeWHuvZe7VVUtBJoErjty4eAD6Dg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:24:45.227413Z","signed_message":"canonical_sha256_bytes"},"source_id":"1009.3416","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:44c6ed0ae42c81ac17765266ed6279940679412f11707e1c501f0a83208d1c2d","sha256:457c222ecf539b80edef37d8c38e5c57f550defa3a909aa13b91789dc4f3ecad"],"state_sha256":"da67156232d02db79f5acedb2be810e3cd8eb69a77677c1a635dcefde8c41b18"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qfcsNHHJJgx0mhgrTL17wA5V/jOgAEajfBNRj+AsdhboYmK0HGED79GG2ZdTJM8pgawk/YzSsxsZHk6z5xXpBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T14:43:45.210667Z","bundle_sha256":"1736d44baf0b8e668c243a760d91cbc66347e23159d7b86efbfca8d4eb027f8c"}}