{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:U3RCINVCG4UF7BBYMK33BSTG5A","short_pith_number":"pith:U3RCINVC","canonical_record":{"source":{"id":"1011.2363","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-11-10T12:36:14Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"afe105c91980f4db7ed3af72186817ca84b79409b97e99ffbc06490804996e43","abstract_canon_sha256":"680d882ebb5f975d8b7396a5d97284e3668e0bda0118c0dda11187eb4bd395d4"},"schema_version":"1.0"},"canonical_sha256":"a6e22436a237285f843862b7b0ca66e835f19957e6c0e59eff20eebb6233cf13","source":{"kind":"arxiv","id":"1011.2363","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1011.2363","created_at":"2026-05-18T04:05:15Z"},{"alias_kind":"arxiv_version","alias_value":"1011.2363v1","created_at":"2026-05-18T04:05:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1011.2363","created_at":"2026-05-18T04:05:15Z"},{"alias_kind":"pith_short_12","alias_value":"U3RCINVCG4UF","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_16","alias_value":"U3RCINVCG4UF7BBY","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_8","alias_value":"U3RCINVC","created_at":"2026-05-18T12:26:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:U3RCINVCG4UF7BBYMK33BSTG5A","target":"record","payload":{"canonical_record":{"source":{"id":"1011.2363","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-11-10T12:36:14Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"afe105c91980f4db7ed3af72186817ca84b79409b97e99ffbc06490804996e43","abstract_canon_sha256":"680d882ebb5f975d8b7396a5d97284e3668e0bda0118c0dda11187eb4bd395d4"},"schema_version":"1.0"},"canonical_sha256":"a6e22436a237285f843862b7b0ca66e835f19957e6c0e59eff20eebb6233cf13","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:05:15.083164Z","signature_b64":"BCupPTiOkNoIHvlclYHfUv+1bcuUF451zUOVuWsdNU4tO0jHg/QEQ8JA8TZ8pKp0YKdb9n7t8I9znepl/QQJAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a6e22436a237285f843862b7b0ca66e835f19957e6c0e59eff20eebb6233cf13","last_reissued_at":"2026-05-18T04:05:15.082596Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:05:15.082596Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1011.2363","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":"2026-05-18T04:05:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MfTcqcS94addT7dvCMvoy2Obkd8fmgmOWy6f6zM/IJVHRg6EkjMCXxjPv43NgPwiHvEP/dNSvyVer2Q8VeLEAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-21T22:29:04.818793Z"},"content_sha256":"3dcd46dbb2be1c9842cdca90f0062992d9394d1b5fab66496817d9aec23241c3","schema_version":"1.0","event_id":"sha256:3dcd46dbb2be1c9842cdca90f0062992d9394d1b5fab66496817d9aec23241c3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:U3RCINVCG4UF7BBYMK33BSTG5A","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Casimir interactions in graphene systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"Bo E. Sernelius","submitted_at":"2010-11-10T12:36:14Z","abstract_excerpt":"The non-retarded Casimir interaction (van der Waals interaction) between two free standing graphene sheets as well as between a graphene sheet and a substrate is determined. An exact analytical expression is given for the dielectric function of graphene along the imaginary frequency axis within the random phase approximation for arbitrary frequency, wave vector, and doping."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1011.2363","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":"2026-05-18T04:05:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vFoPnjO5M1R2yZz7+Xl1knCwewfJwoPfNIC8S/c4phRncugVvePk65/P5HDKlzFwVFM6nHHqCZlf0CAEdGVzCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-21T22:29:04.819138Z"},"content_sha256":"111b0dba5de704876d0f2618801a828d4beb3e6851eb700a9890fe273cb4f0f8","schema_version":"1.0","event_id":"sha256:111b0dba5de704876d0f2618801a828d4beb3e6851eb700a9890fe273cb4f0f8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/U3RCINVCG4UF7BBYMK33BSTG5A/bundle.json","state_url":"https://pith.science/pith/U3RCINVCG4UF7BBYMK33BSTG5A/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/U3RCINVCG4UF7BBYMK33BSTG5A/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":"2026-05-21T22:29:04Z","links":{"resolver":"https://pith.science/pith/U3RCINVCG4UF7BBYMK33BSTG5A","bundle":"https://pith.science/pith/U3RCINVCG4UF7BBYMK33BSTG5A/bundle.json","state":"https://pith.science/pith/U3RCINVCG4UF7BBYMK33BSTG5A/state.json","well_known_bundle":"https://pith.science/.well-known/pith/U3RCINVCG4UF7BBYMK33BSTG5A/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:U3RCINVCG4UF7BBYMK33BSTG5A","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":"680d882ebb5f975d8b7396a5d97284e3668e0bda0118c0dda11187eb4bd395d4","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-11-10T12:36:14Z","title_canon_sha256":"afe105c91980f4db7ed3af72186817ca84b79409b97e99ffbc06490804996e43"},"schema_version":"1.0","source":{"id":"1011.2363","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1011.2363","created_at":"2026-05-18T04:05:15Z"},{"alias_kind":"arxiv_version","alias_value":"1011.2363v1","created_at":"2026-05-18T04:05:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1011.2363","created_at":"2026-05-18T04:05:15Z"},{"alias_kind":"pith_short_12","alias_value":"U3RCINVCG4UF","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_16","alias_value":"U3RCINVCG4UF7BBY","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_8","alias_value":"U3RCINVC","created_at":"2026-05-18T12:26:15Z"}],"graph_snapshots":[{"event_id":"sha256:111b0dba5de704876d0f2618801a828d4beb3e6851eb700a9890fe273cb4f0f8","target":"graph","created_at":"2026-05-18T04:05:15Z","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 non-retarded Casimir interaction (van der Waals interaction) between two free standing graphene sheets as well as between a graphene sheet and a substrate is determined. An exact analytical expression is given for the dielectric function of graphene along the imaginary frequency axis within the random phase approximation for arbitrary frequency, wave vector, and doping.","authors_text":"Bo E. Sernelius","cross_cats":["cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-11-10T12:36:14Z","title":"Casimir interactions in graphene systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1011.2363","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":"sha256:3dcd46dbb2be1c9842cdca90f0062992d9394d1b5fab66496817d9aec23241c3","target":"record","created_at":"2026-05-18T04:05:15Z","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":"680d882ebb5f975d8b7396a5d97284e3668e0bda0118c0dda11187eb4bd395d4","cross_cats_sorted":["cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2010-11-10T12:36:14Z","title_canon_sha256":"afe105c91980f4db7ed3af72186817ca84b79409b97e99ffbc06490804996e43"},"schema_version":"1.0","source":{"id":"1011.2363","kind":"arxiv","version":1}},"canonical_sha256":"a6e22436a237285f843862b7b0ca66e835f19957e6c0e59eff20eebb6233cf13","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a6e22436a237285f843862b7b0ca66e835f19957e6c0e59eff20eebb6233cf13","first_computed_at":"2026-05-18T04:05:15.082596Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:05:15.082596Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"BCupPTiOkNoIHvlclYHfUv+1bcuUF451zUOVuWsdNU4tO0jHg/QEQ8JA8TZ8pKp0YKdb9n7t8I9znepl/QQJAA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:05:15.083164Z","signed_message":"canonical_sha256_bytes"},"source_id":"1011.2363","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3dcd46dbb2be1c9842cdca90f0062992d9394d1b5fab66496817d9aec23241c3","sha256:111b0dba5de704876d0f2618801a828d4beb3e6851eb700a9890fe273cb4f0f8"],"state_sha256":"693102de5a7ebfd23a6a3adb6a7cb889b577461e154a91a01013f155b47b5942"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fKvULYdqpIkjKTNcLodpbslEopXXuxfNwm2q1xGMuVtuvoIDsLx4XUOb78iENVWbPMJUIEAbjttSmNW92ZIVBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-21T22:29:04.821168Z","bundle_sha256":"b30381c7512db3c789bf39a1fe46f24c77ab010e506c984171b038b4dcf04099"}}