{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2007:USIPOAOKRFC5MOP2VKBCHC554V","short_pith_number":"pith:USIPOAOK","canonical_record":{"source":{"id":"0712.4067","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.other","submitted_at":"2007-12-25T13:17:32Z","cross_cats_sorted":[],"title_canon_sha256":"66a0ee2de20c46833dc2d7e4d1e06ff24967dc375590c63a599ae8f6dc704763","abstract_canon_sha256":"675fcb88121b23294831a47fc9a277696fd2965f31f70f4bca6886561bbe0bfa"},"schema_version":"1.0"},"canonical_sha256":"a490f701ca8945d639faaa82238bbde57442d16f0c74809792fcd35dc5b47412","source":{"kind":"arxiv","id":"0712.4067","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0712.4067","created_at":"2026-05-18T02:28:48Z"},{"alias_kind":"arxiv_version","alias_value":"0712.4067v1","created_at":"2026-05-18T02:28:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0712.4067","created_at":"2026-05-18T02:28:48Z"},{"alias_kind":"pith_short_12","alias_value":"USIPOAOKRFC5","created_at":"2026-05-18T12:25:56Z"},{"alias_kind":"pith_short_16","alias_value":"USIPOAOKRFC5MOP2","created_at":"2026-05-18T12:25:56Z"},{"alias_kind":"pith_short_8","alias_value":"USIPOAOK","created_at":"2026-05-18T12:25:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2007:USIPOAOKRFC5MOP2VKBCHC554V","target":"record","payload":{"canonical_record":{"source":{"id":"0712.4067","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.other","submitted_at":"2007-12-25T13:17:32Z","cross_cats_sorted":[],"title_canon_sha256":"66a0ee2de20c46833dc2d7e4d1e06ff24967dc375590c63a599ae8f6dc704763","abstract_canon_sha256":"675fcb88121b23294831a47fc9a277696fd2965f31f70f4bca6886561bbe0bfa"},"schema_version":"1.0"},"canonical_sha256":"a490f701ca8945d639faaa82238bbde57442d16f0c74809792fcd35dc5b47412","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:28:48.668537Z","signature_b64":"yWlHmihTLPmaIUXkMQQ8XhhRadXM97cyv77qu8UrnfhNomOLuDHINOlGi+JO1so0MeogpyGojPXCcNL67nr1Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a490f701ca8945d639faaa82238bbde57442d16f0c74809792fcd35dc5b47412","last_reissued_at":"2026-05-18T02:28:48.668190Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:28:48.668190Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0712.4067","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":"2026-05-18T02:28:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"evhT9dHhnqAt9GcRAyzcKhbv3rSwj1dPwR0hENfNOGumV2fLAw+89w5PyJq/dwUt4jIra/83arYT6gc0JxyoCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T09:15:56.755636Z"},"content_sha256":"0b4677324e5fe6c00c232f9dff7a31952026a7235f031b9fac52e928bbcf31b1","schema_version":"1.0","event_id":"sha256:0b4677324e5fe6c00c232f9dff7a31952026a7235f031b9fac52e928bbcf31b1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2007:USIPOAOKRFC5MOP2VKBCHC554V","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Plasmonic nature of van der Waals forces between nanoparticles","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat.other","authors_text":"A. Lambrecht, V.V. Klimov","submitted_at":"2007-12-25T13:17:32Z","abstract_excerpt":"We propose a new approach to calculate van der Waals forces between nanoparticles where the van der Waals energy can be reduced to the energy of elementary surface plasmon oscillations in nanoparticles. The general theory is applied to describe the interaction between 2 metallic nanoparticles and between a nanoparticle and a perfectly conducting plane. Our results could be used to prove experimentally the existence of plasmonic molecules and to elaborate new control mechanisms for the adherence of nanoparticles between each other or onto surfaces."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0712.4067","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":"2026-05-18T02:28:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GeEspz91/P/yNrvJ4k6XM6t/Wwz1VQ0PkhtqbJKOsUUs5IQJD5GgAMGnR99GW0HEa52oIkdz+0ww73/pv5O+CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T09:15:56.756008Z"},"content_sha256":"90858cbefad2f0250959c22d84e0e648e4680043fd5d6e7c81834a82d55c7e62","schema_version":"1.0","event_id":"sha256:90858cbefad2f0250959c22d84e0e648e4680043fd5d6e7c81834a82d55c7e62"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/USIPOAOKRFC5MOP2VKBCHC554V/bundle.json","state_url":"https://pith.science/pith/USIPOAOKRFC5MOP2VKBCHC554V/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/USIPOAOKRFC5MOP2VKBCHC554V/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":"2026-05-24T09:15:56Z","links":{"resolver":"https://pith.science/pith/USIPOAOKRFC5MOP2VKBCHC554V","bundle":"https://pith.science/pith/USIPOAOKRFC5MOP2VKBCHC554V/bundle.json","state":"https://pith.science/pith/USIPOAOKRFC5MOP2VKBCHC554V/state.json","well_known_bundle":"https://pith.science/.well-known/pith/USIPOAOKRFC5MOP2VKBCHC554V/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:USIPOAOKRFC5MOP2VKBCHC554V","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":"675fcb88121b23294831a47fc9a277696fd2965f31f70f4bca6886561bbe0bfa","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat.other","submitted_at":"2007-12-25T13:17:32Z","title_canon_sha256":"66a0ee2de20c46833dc2d7e4d1e06ff24967dc375590c63a599ae8f6dc704763"},"schema_version":"1.0","source":{"id":"0712.4067","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0712.4067","created_at":"2026-05-18T02:28:48Z"},{"alias_kind":"arxiv_version","alias_value":"0712.4067v1","created_at":"2026-05-18T02:28:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0712.4067","created_at":"2026-05-18T02:28:48Z"},{"alias_kind":"pith_short_12","alias_value":"USIPOAOKRFC5","created_at":"2026-05-18T12:25:56Z"},{"alias_kind":"pith_short_16","alias_value":"USIPOAOKRFC5MOP2","created_at":"2026-05-18T12:25:56Z"},{"alias_kind":"pith_short_8","alias_value":"USIPOAOK","created_at":"2026-05-18T12:25:56Z"}],"graph_snapshots":[{"event_id":"sha256:90858cbefad2f0250959c22d84e0e648e4680043fd5d6e7c81834a82d55c7e62","target":"graph","created_at":"2026-05-18T02:28:48Z","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 propose a new approach to calculate van der Waals forces between nanoparticles where the van der Waals energy can be reduced to the energy of elementary surface plasmon oscillations in nanoparticles. The general theory is applied to describe the interaction between 2 metallic nanoparticles and between a nanoparticle and a perfectly conducting plane. Our results could be used to prove experimentally the existence of plasmonic molecules and to elaborate new control mechanisms for the adherence of nanoparticles between each other or onto surfaces.","authors_text":"A. Lambrecht, V.V. Klimov","cross_cats":[],"headline":"","license":"","primary_cat":"cond-mat.other","submitted_at":"2007-12-25T13:17:32Z","title":"Plasmonic nature of van der Waals forces between nanoparticles"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0712.4067","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":"sha256:0b4677324e5fe6c00c232f9dff7a31952026a7235f031b9fac52e928bbcf31b1","target":"record","created_at":"2026-05-18T02:28:48Z","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":"675fcb88121b23294831a47fc9a277696fd2965f31f70f4bca6886561bbe0bfa","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat.other","submitted_at":"2007-12-25T13:17:32Z","title_canon_sha256":"66a0ee2de20c46833dc2d7e4d1e06ff24967dc375590c63a599ae8f6dc704763"},"schema_version":"1.0","source":{"id":"0712.4067","kind":"arxiv","version":1}},"canonical_sha256":"a490f701ca8945d639faaa82238bbde57442d16f0c74809792fcd35dc5b47412","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a490f701ca8945d639faaa82238bbde57442d16f0c74809792fcd35dc5b47412","first_computed_at":"2026-05-18T02:28:48.668190Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:28:48.668190Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"yWlHmihTLPmaIUXkMQQ8XhhRadXM97cyv77qu8UrnfhNomOLuDHINOlGi+JO1so0MeogpyGojPXCcNL67nr1Ag==","signature_status":"signed_v1","signed_at":"2026-05-18T02:28:48.668537Z","signed_message":"canonical_sha256_bytes"},"source_id":"0712.4067","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0b4677324e5fe6c00c232f9dff7a31952026a7235f031b9fac52e928bbcf31b1","sha256:90858cbefad2f0250959c22d84e0e648e4680043fd5d6e7c81834a82d55c7e62"],"state_sha256":"3efd295439af65225915d9c3943434a7f18636ace16f8dd14078c80b95d440cf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GMC8jt4jEfu+tG7W4mHy0H5oYDlcORxkBKuYH95H1B+tvHtpdlReC5FGmW4NveY/rME6QOdR87KZmNQ/dP5tCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-24T09:15:56.758506Z","bundle_sha256":"ae48ac6962acd6b2c5b12cb5a7ad0468812870d159d0c08a89f4a4afbf13a2cc"}}