{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:CRFB2A3QVUFFAQWN6BI5AG4JN6","short_pith_number":"pith:CRFB2A3Q","canonical_record":{"source":{"id":"1108.0320","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2011-08-01T14:13:20Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"d330d1fc9d3984e2b8d701c6b44f28eb97b04e606151bbe4370b3c8726d0bca3","abstract_canon_sha256":"3ac7a9fbdf844a675629493d3e874df4822efd1c5d46978ffac3ba7c4990d823"},"schema_version":"1.0"},"canonical_sha256":"144a1d0370ad0a5042cdf051d01b896fab730c93227e24139d2b305fb4ca67bf","source":{"kind":"arxiv","id":"1108.0320","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.0320","created_at":"2026-05-18T03:47:54Z"},{"alias_kind":"arxiv_version","alias_value":"1108.0320v3","created_at":"2026-05-18T03:47:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.0320","created_at":"2026-05-18T03:47:54Z"},{"alias_kind":"pith_short_12","alias_value":"CRFB2A3QVUFF","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_16","alias_value":"CRFB2A3QVUFFAQWN","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_8","alias_value":"CRFB2A3Q","created_at":"2026-05-18T12:26:26Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:CRFB2A3QVUFFAQWN6BI5AG4JN6","target":"record","payload":{"canonical_record":{"source":{"id":"1108.0320","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2011-08-01T14:13:20Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"d330d1fc9d3984e2b8d701c6b44f28eb97b04e606151bbe4370b3c8726d0bca3","abstract_canon_sha256":"3ac7a9fbdf844a675629493d3e874df4822efd1c5d46978ffac3ba7c4990d823"},"schema_version":"1.0"},"canonical_sha256":"144a1d0370ad0a5042cdf051d01b896fab730c93227e24139d2b305fb4ca67bf","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:47:54.032961Z","signature_b64":"EfNz+Oe8YptRQ4VnNSRZJHPralEZ4tl+lFpuUbC9YEfhHbrjkCNHqbUh8OZpSqemb45lTkw6hsU+nrMDnmzECw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"144a1d0370ad0a5042cdf051d01b896fab730c93227e24139d2b305fb4ca67bf","last_reissued_at":"2026-05-18T03:47:54.032251Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:47:54.032251Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1108.0320","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:47:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EUcImUKFc/QddAg0SuALPRsIhhiJ97Dnt4pGYw/kRsgrSZA/MCLRjvAT1oQ18MbHXk4VRwbgXomZa6W57RIiCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T18:53:43.135741Z"},"content_sha256":"f57becf5219f7b5b47457180b95255d6516710efc96d965cc6b851b8cf8a2e68","schema_version":"1.0","event_id":"sha256:f57becf5219f7b5b47457180b95255d6516710efc96d965cc6b851b8cf8a2e68"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:CRFB2A3QVUFFAQWN6BI5AG4JN6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Unruh effect without trans-horizon entanglement","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"gr-qc","authors_text":"Carlo Rovelli, Matteo Smerlak","submitted_at":"2011-08-01T14:13:20Z","abstract_excerpt":"We estimate the transition rates of a uniformly accelerated Unruh-DeWitt detector coupled to a quantum field with reflecting conditions on a boundary plane (a \"mirror\"). We find that these are essentially indistinguishable from the usual Unruh rates, viz. that the Unruh effect persists in the presence of the mirror. This shows that the Unruh effect is not merely a consequence of the entanglement between left and right Rindler quanta in the Minkowski vacuum. Since in this setup the state of the field in the Rindler wedge is pure, we argue furthermore that the relevant entropy in the Unruh effec"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.0320","kind":"arxiv","version":3},"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":"2026-05-18T03:47:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uYqKOwdEVC5/tZ4UG1+Mmh+soR+qcMARffI4bsVWd4MHVckNc354Y9ltx9rj4A6w5GVLKvOLHQdCTNOfHKQiCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T18:53:43.136090Z"},"content_sha256":"46f0eca01063a3426083704d20de115ca7781e5a778be2d2ece1788dae017a80","schema_version":"1.0","event_id":"sha256:46f0eca01063a3426083704d20de115ca7781e5a778be2d2ece1788dae017a80"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CRFB2A3QVUFFAQWN6BI5AG4JN6/bundle.json","state_url":"https://pith.science/pith/CRFB2A3QVUFFAQWN6BI5AG4JN6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CRFB2A3QVUFFAQWN6BI5AG4JN6/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":"2026-05-30T18:53:43Z","links":{"resolver":"https://pith.science/pith/CRFB2A3QVUFFAQWN6BI5AG4JN6","bundle":"https://pith.science/pith/CRFB2A3QVUFFAQWN6BI5AG4JN6/bundle.json","state":"https://pith.science/pith/CRFB2A3QVUFFAQWN6BI5AG4JN6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CRFB2A3QVUFFAQWN6BI5AG4JN6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:CRFB2A3QVUFFAQWN6BI5AG4JN6","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":"3ac7a9fbdf844a675629493d3e874df4822efd1c5d46978ffac3ba7c4990d823","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2011-08-01T14:13:20Z","title_canon_sha256":"d330d1fc9d3984e2b8d701c6b44f28eb97b04e606151bbe4370b3c8726d0bca3"},"schema_version":"1.0","source":{"id":"1108.0320","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.0320","created_at":"2026-05-18T03:47:54Z"},{"alias_kind":"arxiv_version","alias_value":"1108.0320v3","created_at":"2026-05-18T03:47:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.0320","created_at":"2026-05-18T03:47:54Z"},{"alias_kind":"pith_short_12","alias_value":"CRFB2A3QVUFF","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_16","alias_value":"CRFB2A3QVUFFAQWN","created_at":"2026-05-18T12:26:26Z"},{"alias_kind":"pith_short_8","alias_value":"CRFB2A3Q","created_at":"2026-05-18T12:26:26Z"}],"graph_snapshots":[{"event_id":"sha256:46f0eca01063a3426083704d20de115ca7781e5a778be2d2ece1788dae017a80","target":"graph","created_at":"2026-05-18T03:47:54Z","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 estimate the transition rates of a uniformly accelerated Unruh-DeWitt detector coupled to a quantum field with reflecting conditions on a boundary plane (a \"mirror\"). We find that these are essentially indistinguishable from the usual Unruh rates, viz. that the Unruh effect persists in the presence of the mirror. This shows that the Unruh effect is not merely a consequence of the entanglement between left and right Rindler quanta in the Minkowski vacuum. Since in this setup the state of the field in the Rindler wedge is pure, we argue furthermore that the relevant entropy in the Unruh effec","authors_text":"Carlo Rovelli, Matteo Smerlak","cross_cats":["hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2011-08-01T14:13:20Z","title":"Unruh effect without trans-horizon entanglement"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.0320","kind":"arxiv","version":3},"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:f57becf5219f7b5b47457180b95255d6516710efc96d965cc6b851b8cf8a2e68","target":"record","created_at":"2026-05-18T03:47:54Z","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":"3ac7a9fbdf844a675629493d3e874df4822efd1c5d46978ffac3ba7c4990d823","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2011-08-01T14:13:20Z","title_canon_sha256":"d330d1fc9d3984e2b8d701c6b44f28eb97b04e606151bbe4370b3c8726d0bca3"},"schema_version":"1.0","source":{"id":"1108.0320","kind":"arxiv","version":3}},"canonical_sha256":"144a1d0370ad0a5042cdf051d01b896fab730c93227e24139d2b305fb4ca67bf","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"144a1d0370ad0a5042cdf051d01b896fab730c93227e24139d2b305fb4ca67bf","first_computed_at":"2026-05-18T03:47:54.032251Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:47:54.032251Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"EfNz+Oe8YptRQ4VnNSRZJHPralEZ4tl+lFpuUbC9YEfhHbrjkCNHqbUh8OZpSqemb45lTkw6hsU+nrMDnmzECw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:47:54.032961Z","signed_message":"canonical_sha256_bytes"},"source_id":"1108.0320","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f57becf5219f7b5b47457180b95255d6516710efc96d965cc6b851b8cf8a2e68","sha256:46f0eca01063a3426083704d20de115ca7781e5a778be2d2ece1788dae017a80"],"state_sha256":"47738f875454c1bd32ffe04d941959c9f567c943084ca417fd9192c10a8eda71"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SjuZhh8SUsKtBn/P6FCPlqM4PVFOgg02LAt9XhfAQAlGxXhBUFOjaiIpm8lWxbhXYDSHPADkZ7gMPwlhHs06Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T18:53:43.138379Z","bundle_sha256":"d179e817ac9f079fd70cae09a109c9ecac61615f169f6b9511e73d0b27fad5f9"}}