{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2006:WTZXNIEZLA3YP6VY5Z3GJCHJ23","short_pith_number":"pith:WTZXNIEZ","canonical_record":{"source":{"id":"cond-mat/0604485","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2006-04-20T14:44:37Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"391bc99b0fbb547a8c67d43834458ace810d35500aa00ae9f2d9bd93127b965e","abstract_canon_sha256":"8b94e21a79ec436f21ee7cea04ed6be3a2a8550706fb761febc3162b48efc355"},"schema_version":"1.0"},"canonical_sha256":"b4f376a099583787fab8ee766488e9d6eec6b9d2af725fba0bb2080916d452e3","source":{"kind":"arxiv","id":"cond-mat/0604485","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0604485","created_at":"2026-07-04T17:00:22Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0604485v2","created_at":"2026-07-04T17:00:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0604485","created_at":"2026-07-04T17:00:22Z"},{"alias_kind":"pith_short_12","alias_value":"WTZXNIEZLA3Y","created_at":"2026-07-04T17:00:22Z"},{"alias_kind":"pith_short_16","alias_value":"WTZXNIEZLA3YP6VY","created_at":"2026-07-04T17:00:22Z"},{"alias_kind":"pith_short_8","alias_value":"WTZXNIEZ","created_at":"2026-07-04T17:00:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2006:WTZXNIEZLA3YP6VY5Z3GJCHJ23","target":"record","payload":{"canonical_record":{"source":{"id":"cond-mat/0604485","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2006-04-20T14:44:37Z","cross_cats_sorted":["cond-mat.other"],"title_canon_sha256":"391bc99b0fbb547a8c67d43834458ace810d35500aa00ae9f2d9bd93127b965e","abstract_canon_sha256":"8b94e21a79ec436f21ee7cea04ed6be3a2a8550706fb761febc3162b48efc355"},"schema_version":"1.0"},"canonical_sha256":"b4f376a099583787fab8ee766488e9d6eec6b9d2af725fba0bb2080916d452e3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T17:00:22.319288Z","signature_b64":"F1TtSvj5a6AWq/kluOnx69ODYFv+2abaxh3BYOMMxvkdEQ94yzwdHoxwXjEimNPlF1VCcSr5GkgKmu0kCrMrCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b4f376a099583787fab8ee766488e9d6eec6b9d2af725fba0bb2080916d452e3","last_reissued_at":"2026-07-04T17:00:22.318955Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T17:00:22.318955Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"cond-mat/0604485","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":"2026-07-04T17:00:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KBBF0GLVyANTJeVM0gV4v4SIG9qmy5QIdIjQc9zpX7TGMA4Gidk+54OhsnjttqmsYWtyaZSNTd9fmcaolKlgAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T13:29:33.223755Z"},"content_sha256":"05ec753ab63c88961589a09b4b2694618525d56e5a46b288e084d377dcfccd01","schema_version":"1.0","event_id":"sha256:05ec753ab63c88961589a09b4b2694618525d56e5a46b288e084d377dcfccd01"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2006:WTZXNIEZLA3YP6VY5Z3GJCHJ23","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Stability of conductance oscillations in monatomic sodium wires","license":"","headline":"","cross_cats":["cond-mat.other"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Geert Brocks, Petr A. Khomyakov","submitted_at":"2006-04-20T14:44:37Z","abstract_excerpt":"We study the stability of conductance oscillations in monatomic sodium wires with respect to structural variations. The geometry, the electronic structure and the electronic potential of sodium wires suspended between two sodium electrodes are obtained from self-consistent density functional theory calculations. The conductance is calculated within the framework of the Landauer-B\\\"utttiker formalism, using the mode-matching technique as formulated recently in a real-space finite-difference scheme [Phys. Rev. B \\textbf{70}, 195402 (2004)]. We find a regular even-odd conductance oscillation as a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0604485","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/cond-mat/0604485/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":"2026-07-04T17:00:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MFNKBsjmyRWvDLUZ7s3J4zJZs/Q6axdXAH3lUGYFyNbTfJMSyNAfJlVPZzw5nJHi5MCSQ9uz2ldUfpanI8q9Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T13:29:33.224270Z"},"content_sha256":"c1647c32e5b39a580b47baa56ebadaf2e00ece3e460f8085bcbc18c9652946f4","schema_version":"1.0","event_id":"sha256:c1647c32e5b39a580b47baa56ebadaf2e00ece3e460f8085bcbc18c9652946f4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WTZXNIEZLA3YP6VY5Z3GJCHJ23/bundle.json","state_url":"https://pith.science/pith/WTZXNIEZLA3YP6VY5Z3GJCHJ23/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WTZXNIEZLA3YP6VY5Z3GJCHJ23/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":"2026-08-06T13:29:33Z","links":{"resolver":"https://pith.science/pith/WTZXNIEZLA3YP6VY5Z3GJCHJ23","bundle":"https://pith.science/pith/WTZXNIEZLA3YP6VY5Z3GJCHJ23/bundle.json","state":"https://pith.science/pith/WTZXNIEZLA3YP6VY5Z3GJCHJ23/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WTZXNIEZLA3YP6VY5Z3GJCHJ23/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2006:WTZXNIEZLA3YP6VY5Z3GJCHJ23","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":"8b94e21a79ec436f21ee7cea04ed6be3a2a8550706fb761febc3162b48efc355","cross_cats_sorted":["cond-mat.other"],"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2006-04-20T14:44:37Z","title_canon_sha256":"391bc99b0fbb547a8c67d43834458ace810d35500aa00ae9f2d9bd93127b965e"},"schema_version":"1.0","source":{"id":"cond-mat/0604485","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0604485","created_at":"2026-07-04T17:00:22Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0604485v2","created_at":"2026-07-04T17:00:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0604485","created_at":"2026-07-04T17:00:22Z"},{"alias_kind":"pith_short_12","alias_value":"WTZXNIEZLA3Y","created_at":"2026-07-04T17:00:22Z"},{"alias_kind":"pith_short_16","alias_value":"WTZXNIEZLA3YP6VY","created_at":"2026-07-04T17:00:22Z"},{"alias_kind":"pith_short_8","alias_value":"WTZXNIEZ","created_at":"2026-07-04T17:00:22Z"}],"graph_snapshots":[{"event_id":"sha256:c1647c32e5b39a580b47baa56ebadaf2e00ece3e460f8085bcbc18c9652946f4","target":"graph","created_at":"2026-07-04T17:00:22Z","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/0604485/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study the stability of conductance oscillations in monatomic sodium wires with respect to structural variations. The geometry, the electronic structure and the electronic potential of sodium wires suspended between two sodium electrodes are obtained from self-consistent density functional theory calculations. The conductance is calculated within the framework of the Landauer-B\\\"utttiker formalism, using the mode-matching technique as formulated recently in a real-space finite-difference scheme [Phys. Rev. B \\textbf{70}, 195402 (2004)]. We find a regular even-odd conductance oscillation as a","authors_text":"Geert Brocks, Petr A. Khomyakov","cross_cats":["cond-mat.other"],"headline":"","license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2006-04-20T14:44:37Z","title":"Stability of conductance oscillations in monatomic sodium wires"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0604485","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":"sha256:05ec753ab63c88961589a09b4b2694618525d56e5a46b288e084d377dcfccd01","target":"record","created_at":"2026-07-04T17:00:22Z","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":"8b94e21a79ec436f21ee7cea04ed6be3a2a8550706fb761febc3162b48efc355","cross_cats_sorted":["cond-mat.other"],"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2006-04-20T14:44:37Z","title_canon_sha256":"391bc99b0fbb547a8c67d43834458ace810d35500aa00ae9f2d9bd93127b965e"},"schema_version":"1.0","source":{"id":"cond-mat/0604485","kind":"arxiv","version":2}},"canonical_sha256":"b4f376a099583787fab8ee766488e9d6eec6b9d2af725fba0bb2080916d452e3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b4f376a099583787fab8ee766488e9d6eec6b9d2af725fba0bb2080916d452e3","first_computed_at":"2026-07-04T17:00:22.318955Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T17:00:22.318955Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"F1TtSvj5a6AWq/kluOnx69ODYFv+2abaxh3BYOMMxvkdEQ94yzwdHoxwXjEimNPlF1VCcSr5GkgKmu0kCrMrCA==","signature_status":"signed_v1","signed_at":"2026-07-04T17:00:22.319288Z","signed_message":"canonical_sha256_bytes"},"source_id":"cond-mat/0604485","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:05ec753ab63c88961589a09b4b2694618525d56e5a46b288e084d377dcfccd01","sha256:c1647c32e5b39a580b47baa56ebadaf2e00ece3e460f8085bcbc18c9652946f4"],"state_sha256":"23f4217c64b7af28c4c5d6d18f8b1cfcb00f111deaa9ae1410624c2ed4dd37eb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lPDaBIwui+GpghtSts4MZtAewCwE8+lWz/cBU//ZSFKg+TlYEw+yDUksJjMKjYHt8KMdhjqJt5eSrA3bu4oBBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T13:29:33.230183Z","bundle_sha256":"98f788382676784806c324265ede9c30c3c8ae3512eba7a229c33562a9fd3f8c"}}