{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:GMO7MEI7XVPR3MDGQFOXEKOSDX","short_pith_number":"pith:GMO7MEI7","canonical_record":{"source":{"id":"1508.00626","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-08-04T00:12:51Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"e33edca0e7d120ebfdc9e98ae8d9979c897edb7388a9df66e50bd31cf04332b8","abstract_canon_sha256":"3a38fa95d8fb58a68a0c4717f92da8e941aab8763c83a75ac3595957373d1739"},"schema_version":"1.0"},"canonical_sha256":"331df6111fbd5f1db066815d7229d21df3f1c0164318e34a100c4b80d5804cdf","source":{"kind":"arxiv","id":"1508.00626","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.00626","created_at":"2026-05-18T01:14:53Z"},{"alias_kind":"arxiv_version","alias_value":"1508.00626v2","created_at":"2026-05-18T01:14:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.00626","created_at":"2026-05-18T01:14:53Z"},{"alias_kind":"pith_short_12","alias_value":"GMO7MEI7XVPR","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"GMO7MEI7XVPR3MDG","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"GMO7MEI7","created_at":"2026-05-18T12:29:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:GMO7MEI7XVPR3MDGQFOXEKOSDX","target":"record","payload":{"canonical_record":{"source":{"id":"1508.00626","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-08-04T00:12:51Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"e33edca0e7d120ebfdc9e98ae8d9979c897edb7388a9df66e50bd31cf04332b8","abstract_canon_sha256":"3a38fa95d8fb58a68a0c4717f92da8e941aab8763c83a75ac3595957373d1739"},"schema_version":"1.0"},"canonical_sha256":"331df6111fbd5f1db066815d7229d21df3f1c0164318e34a100c4b80d5804cdf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:14:53.003564Z","signature_b64":"Wc4OR3oZhc698YDH4A+FQzDK+C41gKBIjsb2sDDzpAqi5Zfw6zqVGEBDftgpiEndDtfGwrsHy6XvThmNujAIAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"331df6111fbd5f1db066815d7229d21df3f1c0164318e34a100c4b80d5804cdf","last_reissued_at":"2026-05-18T01:14:53.003085Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:14:53.003085Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1508.00626","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":"2026-05-18T01:14:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nACjODzC6QhchZZIOZ4K7HfQm5OLD4UfeTD2W1fyyyJmpuUQD2sLR7ZboUMyAleRyaqmpff7vLj9NHnUaTX+Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T21:08:05.834120Z"},"content_sha256":"74a3dc07615ca6616bb7b93c6a0a5f9c578fe978f9e5806d03aa91f577ebae55","schema_version":"1.0","event_id":"sha256:74a3dc07615ca6616bb7b93c6a0a5f9c578fe978f9e5806d03aa91f577ebae55"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:GMO7MEI7XVPR3MDGQFOXEKOSDX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Reality of Casimir Friction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"quant-ph","authors_text":"I. Brevik, J. S. H{\\o}ye, K. A. Milton","submitted_at":"2015-08-04T00:12:51Z","abstract_excerpt":"For more than 35 years theorists have studied quantum or Casimir friction, which occurs when two smooth bodies move transversely to each other, experiencing a frictional dissipative force due to quantum electromagnetic fluctuations, which break time-reversal symmetry. These forces are typically very small, unless the bodies are nearly touching, and consequently such effects have never been observed, although lateral Casimir forces have been seen for corrugated surfaces. Partly because of the lack of contact with phenomena, theoretical predictions for the frictional force between parallel plate"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.00626","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":""},"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":"2026-05-18T01:14:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DS1lUr5KApNd2oFBu+fPfbAfGX1OoyeNP9aL1CE9p358iNpD82fbrrvZU1sS85OYOg4NAEb+V5QztU8IDw//Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-29T21:08:05.834796Z"},"content_sha256":"de6c66eb67752c32de4742d3505fa52f968d00a55a3189625daa8a0fa9983486","schema_version":"1.0","event_id":"sha256:de6c66eb67752c32de4742d3505fa52f968d00a55a3189625daa8a0fa9983486"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GMO7MEI7XVPR3MDGQFOXEKOSDX/bundle.json","state_url":"https://pith.science/pith/GMO7MEI7XVPR3MDGQFOXEKOSDX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GMO7MEI7XVPR3MDGQFOXEKOSDX/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":"2026-05-29T21:08:05Z","links":{"resolver":"https://pith.science/pith/GMO7MEI7XVPR3MDGQFOXEKOSDX","bundle":"https://pith.science/pith/GMO7MEI7XVPR3MDGQFOXEKOSDX/bundle.json","state":"https://pith.science/pith/GMO7MEI7XVPR3MDGQFOXEKOSDX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GMO7MEI7XVPR3MDGQFOXEKOSDX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:GMO7MEI7XVPR3MDGQFOXEKOSDX","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":"3a38fa95d8fb58a68a0c4717f92da8e941aab8763c83a75ac3595957373d1739","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-08-04T00:12:51Z","title_canon_sha256":"e33edca0e7d120ebfdc9e98ae8d9979c897edb7388a9df66e50bd31cf04332b8"},"schema_version":"1.0","source":{"id":"1508.00626","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.00626","created_at":"2026-05-18T01:14:53Z"},{"alias_kind":"arxiv_version","alias_value":"1508.00626v2","created_at":"2026-05-18T01:14:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.00626","created_at":"2026-05-18T01:14:53Z"},{"alias_kind":"pith_short_12","alias_value":"GMO7MEI7XVPR","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"GMO7MEI7XVPR3MDG","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"GMO7MEI7","created_at":"2026-05-18T12:29:22Z"}],"graph_snapshots":[{"event_id":"sha256:de6c66eb67752c32de4742d3505fa52f968d00a55a3189625daa8a0fa9983486","target":"graph","created_at":"2026-05-18T01:14:53Z","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":"For more than 35 years theorists have studied quantum or Casimir friction, which occurs when two smooth bodies move transversely to each other, experiencing a frictional dissipative force due to quantum electromagnetic fluctuations, which break time-reversal symmetry. These forces are typically very small, unless the bodies are nearly touching, and consequently such effects have never been observed, although lateral Casimir forces have been seen for corrugated surfaces. Partly because of the lack of contact with phenomena, theoretical predictions for the frictional force between parallel plate","authors_text":"I. Brevik, J. S. H{\\o}ye, K. A. Milton","cross_cats":["hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-08-04T00:12:51Z","title":"The Reality of Casimir Friction"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.00626","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":"sha256:74a3dc07615ca6616bb7b93c6a0a5f9c578fe978f9e5806d03aa91f577ebae55","target":"record","created_at":"2026-05-18T01:14:53Z","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":"3a38fa95d8fb58a68a0c4717f92da8e941aab8763c83a75ac3595957373d1739","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-08-04T00:12:51Z","title_canon_sha256":"e33edca0e7d120ebfdc9e98ae8d9979c897edb7388a9df66e50bd31cf04332b8"},"schema_version":"1.0","source":{"id":"1508.00626","kind":"arxiv","version":2}},"canonical_sha256":"331df6111fbd5f1db066815d7229d21df3f1c0164318e34a100c4b80d5804cdf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"331df6111fbd5f1db066815d7229d21df3f1c0164318e34a100c4b80d5804cdf","first_computed_at":"2026-05-18T01:14:53.003085Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:14:53.003085Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Wc4OR3oZhc698YDH4A+FQzDK+C41gKBIjsb2sDDzpAqi5Zfw6zqVGEBDftgpiEndDtfGwrsHy6XvThmNujAIAw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:14:53.003564Z","signed_message":"canonical_sha256_bytes"},"source_id":"1508.00626","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:74a3dc07615ca6616bb7b93c6a0a5f9c578fe978f9e5806d03aa91f577ebae55","sha256:de6c66eb67752c32de4742d3505fa52f968d00a55a3189625daa8a0fa9983486"],"state_sha256":"ebb3a896e931b7d1aa2f34b1a000f61a6ad15bf5b34bc92b54f3b6098fe45aff"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RUVJCwd28PB7Jth/QRAaGhcjnp0WKKxOaNTMGuNq5bpRIiFidr6b1WEqjnSZnHmtxqRwB4B9ub3amQbLaQdACg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-29T21:08:05.838291Z","bundle_sha256":"1d6be5a3fd02d87ee0370996ab23da257d36003707f0124391255912f1be4a8b"}}