{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2003:5MCUA6WVEG3TVF3XHGU2URMS3M","short_pith_number":"pith:5MCUA6WV","canonical_record":{"source":{"id":"cond-mat/0311018","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.mes-hall","submitted_at":"2003-11-02T17:05:48Z","cross_cats_sorted":["cond-mat.soft"],"title_canon_sha256":"98ee127a0ee4bcadc37ee2385017eedb75b04a2506e2ad8fb44e153500ba2235","abstract_canon_sha256":"9c03b05dbe250fee806367d638175b5ae7e5d0cb1ff026bb9ca4ab602f49670e"},"schema_version":"1.0"},"canonical_sha256":"eb05407ad521b73a977739a9aa4592db1a05f078c20e2fc132a03720d8c72a54","source":{"kind":"arxiv","id":"cond-mat/0311018","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0311018","created_at":"2026-07-04T16:39:45Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0311018v1","created_at":"2026-07-04T16:39:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0311018","created_at":"2026-07-04T16:39:45Z"},{"alias_kind":"pith_short_12","alias_value":"5MCUA6WVEG3T","created_at":"2026-07-04T16:39:45Z"},{"alias_kind":"pith_short_16","alias_value":"5MCUA6WVEG3TVF3X","created_at":"2026-07-04T16:39:45Z"},{"alias_kind":"pith_short_8","alias_value":"5MCUA6WV","created_at":"2026-07-04T16:39:45Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2003:5MCUA6WVEG3TVF3XHGU2URMS3M","target":"record","payload":{"canonical_record":{"source":{"id":"cond-mat/0311018","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.mes-hall","submitted_at":"2003-11-02T17:05:48Z","cross_cats_sorted":["cond-mat.soft"],"title_canon_sha256":"98ee127a0ee4bcadc37ee2385017eedb75b04a2506e2ad8fb44e153500ba2235","abstract_canon_sha256":"9c03b05dbe250fee806367d638175b5ae7e5d0cb1ff026bb9ca4ab602f49670e"},"schema_version":"1.0"},"canonical_sha256":"eb05407ad521b73a977739a9aa4592db1a05f078c20e2fc132a03720d8c72a54","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:39:45.201593Z","signature_b64":"dKih0EqcTw+9ZzjROb33iGCw/IzcEnzOhaZoSYb53BaBRfRIEd9rg6h+rRdRMFfdzKTFpIBCIvcyhWe4eP8lAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"eb05407ad521b73a977739a9aa4592db1a05f078c20e2fc132a03720d8c72a54","last_reissued_at":"2026-07-04T16:39:45.201228Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:39:45.201228Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"cond-mat/0311018","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":"2026-07-04T16:39:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3lKfNFG5vKZmppxVF3xXDYgAx3YNz1XJWLMEynLapuZCwfHyBi/gvY5prJCn1NHXtJ+B7M4zcpF6u4zFyJk1Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T18:27:08.106403Z"},"content_sha256":"3c45ad0dd23ad6275de08590c8b2886bf27092af77a57ef64434b2da9b507d1b","schema_version":"1.0","event_id":"sha256:3c45ad0dd23ad6275de08590c8b2886bf27092af77a57ef64434b2da9b507d1b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2003:5MCUA6WVEG3TVF3XHGU2URMS3M","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Ab-initio transport properties of nanostructures from maximally-localized Wannier functions","license":"","headline":"","cross_cats":["cond-mat.soft"],"primary_cat":"cond-mat.mes-hall","authors_text":"Arrigo Calzolari, Ivo Souza, Marco Buongiorno Nardelli, Nicola Marzari","submitted_at":"2003-11-02T17:05:48Z","abstract_excerpt":"We present a comprehensive first-principles study of the ballistic transport properties of low dimensional nanostructures such as linear chains of atoms (Al, C) and carbon nanotubes in presence of defects. A novel approach is introduced where quantum conductance is computed from the combination of accurate plane-wave electronic structure calculations, the evaluation of the corresponding maximally-localized Wannier functions, and the calculation of transport properties by a real-space Green's function method based on the Landauer formalism. This approach is computationally very efficient, can b"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0311018","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/cond-mat/0311018/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":"2026-07-04T16:39:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bAHSSf7l/kscmziT+jz7Fu+HECnVWBzy5xAVW6NOQhMQ20vm0iqLREvTwMca+hUiiT8RiG2OQsTFnQRthJK+Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T18:27:08.107354Z"},"content_sha256":"62270f6207a5389a93f3f57ad64c935bd7d6ff56162635b9eaaf9429843e66dc","schema_version":"1.0","event_id":"sha256:62270f6207a5389a93f3f57ad64c935bd7d6ff56162635b9eaaf9429843e66dc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5MCUA6WVEG3TVF3XHGU2URMS3M/bundle.json","state_url":"https://pith.science/pith/5MCUA6WVEG3TVF3XHGU2URMS3M/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5MCUA6WVEG3TVF3XHGU2URMS3M/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":"2026-08-03T18:27:08Z","links":{"resolver":"https://pith.science/pith/5MCUA6WVEG3TVF3XHGU2URMS3M","bundle":"https://pith.science/pith/5MCUA6WVEG3TVF3XHGU2URMS3M/bundle.json","state":"https://pith.science/pith/5MCUA6WVEG3TVF3XHGU2URMS3M/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5MCUA6WVEG3TVF3XHGU2URMS3M/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2003:5MCUA6WVEG3TVF3XHGU2URMS3M","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":"9c03b05dbe250fee806367d638175b5ae7e5d0cb1ff026bb9ca4ab602f49670e","cross_cats_sorted":["cond-mat.soft"],"license":"","primary_cat":"cond-mat.mes-hall","submitted_at":"2003-11-02T17:05:48Z","title_canon_sha256":"98ee127a0ee4bcadc37ee2385017eedb75b04a2506e2ad8fb44e153500ba2235"},"schema_version":"1.0","source":{"id":"cond-mat/0311018","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0311018","created_at":"2026-07-04T16:39:45Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0311018v1","created_at":"2026-07-04T16:39:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0311018","created_at":"2026-07-04T16:39:45Z"},{"alias_kind":"pith_short_12","alias_value":"5MCUA6WVEG3T","created_at":"2026-07-04T16:39:45Z"},{"alias_kind":"pith_short_16","alias_value":"5MCUA6WVEG3TVF3X","created_at":"2026-07-04T16:39:45Z"},{"alias_kind":"pith_short_8","alias_value":"5MCUA6WV","created_at":"2026-07-04T16:39:45Z"}],"graph_snapshots":[{"event_id":"sha256:62270f6207a5389a93f3f57ad64c935bd7d6ff56162635b9eaaf9429843e66dc","target":"graph","created_at":"2026-07-04T16:39:45Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/cond-mat/0311018/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present a comprehensive first-principles study of the ballistic transport properties of low dimensional nanostructures such as linear chains of atoms (Al, C) and carbon nanotubes in presence of defects. A novel approach is introduced where quantum conductance is computed from the combination of accurate plane-wave electronic structure calculations, the evaluation of the corresponding maximally-localized Wannier functions, and the calculation of transport properties by a real-space Green's function method based on the Landauer formalism. This approach is computationally very efficient, can b","authors_text":"Arrigo Calzolari, Ivo Souza, Marco Buongiorno Nardelli, Nicola Marzari","cross_cats":["cond-mat.soft"],"headline":"","license":"","primary_cat":"cond-mat.mes-hall","submitted_at":"2003-11-02T17:05:48Z","title":"Ab-initio transport properties of nanostructures from maximally-localized Wannier functions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0311018","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":"sha256:3c45ad0dd23ad6275de08590c8b2886bf27092af77a57ef64434b2da9b507d1b","target":"record","created_at":"2026-07-04T16:39:45Z","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":"9c03b05dbe250fee806367d638175b5ae7e5d0cb1ff026bb9ca4ab602f49670e","cross_cats_sorted":["cond-mat.soft"],"license":"","primary_cat":"cond-mat.mes-hall","submitted_at":"2003-11-02T17:05:48Z","title_canon_sha256":"98ee127a0ee4bcadc37ee2385017eedb75b04a2506e2ad8fb44e153500ba2235"},"schema_version":"1.0","source":{"id":"cond-mat/0311018","kind":"arxiv","version":1}},"canonical_sha256":"eb05407ad521b73a977739a9aa4592db1a05f078c20e2fc132a03720d8c72a54","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"eb05407ad521b73a977739a9aa4592db1a05f078c20e2fc132a03720d8c72a54","first_computed_at":"2026-07-04T16:39:45.201228Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:39:45.201228Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"dKih0EqcTw+9ZzjROb33iGCw/IzcEnzOhaZoSYb53BaBRfRIEd9rg6h+rRdRMFfdzKTFpIBCIvcyhWe4eP8lAw==","signature_status":"signed_v1","signed_at":"2026-07-04T16:39:45.201593Z","signed_message":"canonical_sha256_bytes"},"source_id":"cond-mat/0311018","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3c45ad0dd23ad6275de08590c8b2886bf27092af77a57ef64434b2da9b507d1b","sha256:62270f6207a5389a93f3f57ad64c935bd7d6ff56162635b9eaaf9429843e66dc"],"state_sha256":"580aa87c4501170b0fa42116bbe01cd45cd5efab51060230e5e812b86302a655"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pxA5WZwrGGkDbpvtFHYxQZZMkQiegpaLkA2QrMGR3UFZcfZ+fkonGg9yY5sKKds5xWbAvtWx28VLnV/dC/1+BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T18:27:08.112189Z","bundle_sha256":"e7770992602ba3333222fe2a082be4d4c963e37a9d79a658b7d11b854da90b48"}}