{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:5H3P2XX45UX6PBKVIE4I7ZKADO","short_pith_number":"pith:5H3P2XX4","canonical_record":{"source":{"id":"1707.07627","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-07-24T16:05:59Z","cross_cats_sorted":[],"title_canon_sha256":"f5d63b08c61cbb216f46fe0192bcbfe12992af59780f0e3ef0aad83469516ea0","abstract_canon_sha256":"59e67095d1749ad770822a6a93d5f6b4c57dfc86e4410d819fe4826605c743c6"},"schema_version":"1.0"},"canonical_sha256":"e9f6fd5efced2fe7855541388fe5401b941b21e7562ea908aeeb6e711a0956ba","source":{"kind":"arxiv","id":"1707.07627","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1707.07627","created_at":"2026-05-18T00:39:41Z"},{"alias_kind":"arxiv_version","alias_value":"1707.07627v1","created_at":"2026-05-18T00:39:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1707.07627","created_at":"2026-05-18T00:39:41Z"},{"alias_kind":"pith_short_12","alias_value":"5H3P2XX45UX6","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_16","alias_value":"5H3P2XX45UX6PBKV","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_8","alias_value":"5H3P2XX4","created_at":"2026-05-18T12:31:00Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:5H3P2XX45UX6PBKVIE4I7ZKADO","target":"record","payload":{"canonical_record":{"source":{"id":"1707.07627","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-07-24T16:05:59Z","cross_cats_sorted":[],"title_canon_sha256":"f5d63b08c61cbb216f46fe0192bcbfe12992af59780f0e3ef0aad83469516ea0","abstract_canon_sha256":"59e67095d1749ad770822a6a93d5f6b4c57dfc86e4410d819fe4826605c743c6"},"schema_version":"1.0"},"canonical_sha256":"e9f6fd5efced2fe7855541388fe5401b941b21e7562ea908aeeb6e711a0956ba","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:39:41.602028Z","signature_b64":"ze5QLIsyVCFvf1BXBnnIeyW+Ob3Yvhl6Vgm49iyMHJhFfnQx8eL73NOzl4xQ13SFMhzMRmkeDBH9OFhdxgPvDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e9f6fd5efced2fe7855541388fe5401b941b21e7562ea908aeeb6e711a0956ba","last_reissued_at":"2026-05-18T00:39:41.601603Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:39:41.601603Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1707.07627","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":"2026-05-18T00:39:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5w5XSNPfiN7PxEBJPnyvbfdd4H1fYe2snaq5wRd55yDwARBIzN/nd5cv7dDdbBm5zJl8MlNgtmNPV0HoYHn1Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T01:16:04.937855Z"},"content_sha256":"4e8ec735b9396fbdc94761d6669f7ceb8d2783fb45652fa0c29711b6f86e5866","schema_version":"1.0","event_id":"sha256:4e8ec735b9396fbdc94761d6669f7ceb8d2783fb45652fa0c29711b6f86e5866"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:5H3P2XX45UX6PBKVIE4I7ZKADO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Comment to \"How does Casimir energy fall? IV. Gravitational interaction of regularized quantum vacuum energy\" by K A Milton et al., Phys Rev D 89 064027 (2014)","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Carlo Rovelli, Massimo Cerdonio","submitted_at":"2017-07-24T16:05:59Z","abstract_excerpt":"The Paper actually concerns a toy model, not physical Casimir cavities made of conducting plates, but the results are taken implicitly to apply in general. We question on general physical grounds one basic assumption and the results of a renormalization procedure. Then, for physical systems, i) considering condensed matter theory/experiments, we find strong evidence against the conclusive claims concerning a putative and dominating surface energy present individually on the plates, and ii) we propose two experiments with physical Casimir cavities to show in detail that the results of the renor"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1707.07627","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":"2026-05-18T00:39:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Gkc0RPVPYibA+quvtU1cKeuqsnJ9NT35MDwB7DrIqMvAT7fZZGPHTMUm+/q9MC2E0st2RWBvfwI9ZijytAoZDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T01:16:04.938509Z"},"content_sha256":"939b9c109fba19f218bf633b3c68604cf9861d827292d1af4e433dab0a9044ef","schema_version":"1.0","event_id":"sha256:939b9c109fba19f218bf633b3c68604cf9861d827292d1af4e433dab0a9044ef"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5H3P2XX45UX6PBKVIE4I7ZKADO/bundle.json","state_url":"https://pith.science/pith/5H3P2XX45UX6PBKVIE4I7ZKADO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5H3P2XX45UX6PBKVIE4I7ZKADO/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":"2026-06-06T01:16:04Z","links":{"resolver":"https://pith.science/pith/5H3P2XX45UX6PBKVIE4I7ZKADO","bundle":"https://pith.science/pith/5H3P2XX45UX6PBKVIE4I7ZKADO/bundle.json","state":"https://pith.science/pith/5H3P2XX45UX6PBKVIE4I7ZKADO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5H3P2XX45UX6PBKVIE4I7ZKADO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:5H3P2XX45UX6PBKVIE4I7ZKADO","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":"59e67095d1749ad770822a6a93d5f6b4c57dfc86e4410d819fe4826605c743c6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-07-24T16:05:59Z","title_canon_sha256":"f5d63b08c61cbb216f46fe0192bcbfe12992af59780f0e3ef0aad83469516ea0"},"schema_version":"1.0","source":{"id":"1707.07627","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1707.07627","created_at":"2026-05-18T00:39:41Z"},{"alias_kind":"arxiv_version","alias_value":"1707.07627v1","created_at":"2026-05-18T00:39:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1707.07627","created_at":"2026-05-18T00:39:41Z"},{"alias_kind":"pith_short_12","alias_value":"5H3P2XX45UX6","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_16","alias_value":"5H3P2XX45UX6PBKV","created_at":"2026-05-18T12:31:00Z"},{"alias_kind":"pith_short_8","alias_value":"5H3P2XX4","created_at":"2026-05-18T12:31:00Z"}],"graph_snapshots":[{"event_id":"sha256:939b9c109fba19f218bf633b3c68604cf9861d827292d1af4e433dab0a9044ef","target":"graph","created_at":"2026-05-18T00:39:41Z","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 Paper actually concerns a toy model, not physical Casimir cavities made of conducting plates, but the results are taken implicitly to apply in general. We question on general physical grounds one basic assumption and the results of a renormalization procedure. Then, for physical systems, i) considering condensed matter theory/experiments, we find strong evidence against the conclusive claims concerning a putative and dominating surface energy present individually on the plates, and ii) we propose two experiments with physical Casimir cavities to show in detail that the results of the renor","authors_text":"Carlo Rovelli, Massimo Cerdonio","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-07-24T16:05:59Z","title":"Comment to \"How does Casimir energy fall? IV. Gravitational interaction of regularized quantum vacuum energy\" by K A Milton et al., Phys Rev D 89 064027 (2014)"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1707.07627","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":"sha256:4e8ec735b9396fbdc94761d6669f7ceb8d2783fb45652fa0c29711b6f86e5866","target":"record","created_at":"2026-05-18T00:39:41Z","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":"59e67095d1749ad770822a6a93d5f6b4c57dfc86e4410d819fe4826605c743c6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-07-24T16:05:59Z","title_canon_sha256":"f5d63b08c61cbb216f46fe0192bcbfe12992af59780f0e3ef0aad83469516ea0"},"schema_version":"1.0","source":{"id":"1707.07627","kind":"arxiv","version":1}},"canonical_sha256":"e9f6fd5efced2fe7855541388fe5401b941b21e7562ea908aeeb6e711a0956ba","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e9f6fd5efced2fe7855541388fe5401b941b21e7562ea908aeeb6e711a0956ba","first_computed_at":"2026-05-18T00:39:41.601603Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:39:41.601603Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ze5QLIsyVCFvf1BXBnnIeyW+Ob3Yvhl6Vgm49iyMHJhFfnQx8eL73NOzl4xQ13SFMhzMRmkeDBH9OFhdxgPvDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:39:41.602028Z","signed_message":"canonical_sha256_bytes"},"source_id":"1707.07627","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4e8ec735b9396fbdc94761d6669f7ceb8d2783fb45652fa0c29711b6f86e5866","sha256:939b9c109fba19f218bf633b3c68604cf9861d827292d1af4e433dab0a9044ef"],"state_sha256":"42cccfa4821ff5b206a3d93b93e0fbed64c0ba29df53307da9f0e0900f9c3123"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"J6rY6qlwL/mzdonX5nynAMDo31fJ0Cuqp4/OFD9NbsnosvBbY/l4RWO0OwAtHzWskj/2o2aX1rcA49Pc6u4HCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T01:16:04.942973Z","bundle_sha256":"556e1c83f5f5dea5869b54bcfb075e4b5905b1cbdaefee302309cf892a5a2e43"}}