{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:7YMDHH244YVJRZHMELS6CTOB33","short_pith_number":"pith:7YMDHH24","canonical_record":{"source":{"id":"1312.4084","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-12-14T20:32:01Z","cross_cats_sorted":[],"title_canon_sha256":"71c5b708d1a8603eb54f5646af924a96ba71c64a1f478192ca50d1bce055340d","abstract_canon_sha256":"7c16189c2b411af7c1cad76b28dcad34cae22b1eefc35440e1198a4e9b1fb578"},"schema_version":"1.0"},"canonical_sha256":"fe18339f5ce62a98e4ec22e5e14dc1dec16a17fdb960f780f5a85e39ba671c75","source":{"kind":"arxiv","id":"1312.4084","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1312.4084","created_at":"2026-05-18T01:45:50Z"},{"alias_kind":"arxiv_version","alias_value":"1312.4084v1","created_at":"2026-05-18T01:45:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1312.4084","created_at":"2026-05-18T01:45:50Z"},{"alias_kind":"pith_short_12","alias_value":"7YMDHH244YVJ","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_16","alias_value":"7YMDHH244YVJRZHM","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_8","alias_value":"7YMDHH24","created_at":"2026-05-18T12:27:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:7YMDHH244YVJRZHMELS6CTOB33","target":"record","payload":{"canonical_record":{"source":{"id":"1312.4084","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-12-14T20:32:01Z","cross_cats_sorted":[],"title_canon_sha256":"71c5b708d1a8603eb54f5646af924a96ba71c64a1f478192ca50d1bce055340d","abstract_canon_sha256":"7c16189c2b411af7c1cad76b28dcad34cae22b1eefc35440e1198a4e9b1fb578"},"schema_version":"1.0"},"canonical_sha256":"fe18339f5ce62a98e4ec22e5e14dc1dec16a17fdb960f780f5a85e39ba671c75","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:45:50.466446Z","signature_b64":"jKnMLoAUiN7KiSSBgHRczw+J62RUC6TEA13qmtqBaRChdYgwFZKtk5zg3nEl3qsAbgpjKRJpMwJ9ZsE2JOVaAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fe18339f5ce62a98e4ec22e5e14dc1dec16a17fdb960f780f5a85e39ba671c75","last_reissued_at":"2026-05-18T01:45:50.466034Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:45:50.466034Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1312.4084","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":"2026-05-18T01:45:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FEVM+bEQPzo0Asm94oEJrsAEhNs88iqWcgpowGCzqVriUL93xN6LyET7+h0LCtpbxWamaP2AEBd3quOaIST7Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T16:22:07.957054Z"},"content_sha256":"e36c1273e78a2d6a08e28ab30f6d9068a3125fef3cce36cdc52c17eca6506306","schema_version":"1.0","event_id":"sha256:e36c1273e78a2d6a08e28ab30f6d9068a3125fef3cce36cdc52c17eca6506306"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:7YMDHH244YVJRZHMELS6CTOB33","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Mechanically Detecting and Avoiding the Quantum Fluctuations of a Microwave Field","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"A. A. Clerk, A. J. Weinstein, C. U. Lei, E. E. Wollman, J. Suh, K. C. Schwab, P. Meystre, S. K. Steinke","submitted_at":"2013-12-14T20:32:01Z","abstract_excerpt":"During the theoretical investigation of the ultimate sensitivity of gravitational wave detectors through the 1970's and '80's, it was debated whether quantum fluctuations of the light field used for detection, also known as photon shot noise, would ultimately produce a force noise which would disturb the detector and limit the sensitivity. Carlton Caves famously answered this question with \"They do.\" With this understanding came ideas how to avoid this limitation by giving up complete knowledge of the detector's motion. In these back-action evading (BAE) or quantum non-demolition (QND) schemes"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1312.4084","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":"2026-05-18T01:45:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JP+3kRowv8k6kMzVy5HD8w3t4Y0GjOjDyYNZDFc27qPG2drA9MmIEKi5g68iCiSnUUOEDp6L9qb6hCLaV2fWCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T16:22:07.957406Z"},"content_sha256":"585fbd47d5062bb12acfc0b07e419e208bd53b526c259eadcb04bec5846cd75d","schema_version":"1.0","event_id":"sha256:585fbd47d5062bb12acfc0b07e419e208bd53b526c259eadcb04bec5846cd75d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7YMDHH244YVJRZHMELS6CTOB33/bundle.json","state_url":"https://pith.science/pith/7YMDHH244YVJRZHMELS6CTOB33/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7YMDHH244YVJRZHMELS6CTOB33/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":"2026-06-01T16:22:07Z","links":{"resolver":"https://pith.science/pith/7YMDHH244YVJRZHMELS6CTOB33","bundle":"https://pith.science/pith/7YMDHH244YVJRZHMELS6CTOB33/bundle.json","state":"https://pith.science/pith/7YMDHH244YVJRZHMELS6CTOB33/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7YMDHH244YVJRZHMELS6CTOB33/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:7YMDHH244YVJRZHMELS6CTOB33","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":"7c16189c2b411af7c1cad76b28dcad34cae22b1eefc35440e1198a4e9b1fb578","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-12-14T20:32:01Z","title_canon_sha256":"71c5b708d1a8603eb54f5646af924a96ba71c64a1f478192ca50d1bce055340d"},"schema_version":"1.0","source":{"id":"1312.4084","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1312.4084","created_at":"2026-05-18T01:45:50Z"},{"alias_kind":"arxiv_version","alias_value":"1312.4084v1","created_at":"2026-05-18T01:45:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1312.4084","created_at":"2026-05-18T01:45:50Z"},{"alias_kind":"pith_short_12","alias_value":"7YMDHH244YVJ","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_16","alias_value":"7YMDHH244YVJRZHM","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_8","alias_value":"7YMDHH24","created_at":"2026-05-18T12:27:38Z"}],"graph_snapshots":[{"event_id":"sha256:585fbd47d5062bb12acfc0b07e419e208bd53b526c259eadcb04bec5846cd75d","target":"graph","created_at":"2026-05-18T01:45:50Z","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":"During the theoretical investigation of the ultimate sensitivity of gravitational wave detectors through the 1970's and '80's, it was debated whether quantum fluctuations of the light field used for detection, also known as photon shot noise, would ultimately produce a force noise which would disturb the detector and limit the sensitivity. Carlton Caves famously answered this question with \"They do.\" With this understanding came ideas how to avoid this limitation by giving up complete knowledge of the detector's motion. In these back-action evading (BAE) or quantum non-demolition (QND) schemes","authors_text":"A. A. Clerk, A. J. Weinstein, C. U. Lei, E. E. Wollman, J. Suh, K. C. Schwab, P. Meystre, S. K. Steinke","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-12-14T20:32:01Z","title":"Mechanically Detecting and Avoiding the Quantum Fluctuations of a Microwave Field"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1312.4084","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:e36c1273e78a2d6a08e28ab30f6d9068a3125fef3cce36cdc52c17eca6506306","target":"record","created_at":"2026-05-18T01:45:50Z","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":"7c16189c2b411af7c1cad76b28dcad34cae22b1eefc35440e1198a4e9b1fb578","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-12-14T20:32:01Z","title_canon_sha256":"71c5b708d1a8603eb54f5646af924a96ba71c64a1f478192ca50d1bce055340d"},"schema_version":"1.0","source":{"id":"1312.4084","kind":"arxiv","version":1}},"canonical_sha256":"fe18339f5ce62a98e4ec22e5e14dc1dec16a17fdb960f780f5a85e39ba671c75","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fe18339f5ce62a98e4ec22e5e14dc1dec16a17fdb960f780f5a85e39ba671c75","first_computed_at":"2026-05-18T01:45:50.466034Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:45:50.466034Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"jKnMLoAUiN7KiSSBgHRczw+J62RUC6TEA13qmtqBaRChdYgwFZKtk5zg3nEl3qsAbgpjKRJpMwJ9ZsE2JOVaAg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:45:50.466446Z","signed_message":"canonical_sha256_bytes"},"source_id":"1312.4084","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e36c1273e78a2d6a08e28ab30f6d9068a3125fef3cce36cdc52c17eca6506306","sha256:585fbd47d5062bb12acfc0b07e419e208bd53b526c259eadcb04bec5846cd75d"],"state_sha256":"89437b355ad6797934376a9832904e18228c6a0543b508800328a1f446f29548"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NUzm41hP7mbOek4i3qJl2tleFJE7fSe0/cmqUYKRZiOrKyBltbs+anu7ANJ/MBwqL/znds18mf2a8F8Bb24NCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T16:22:07.959336Z","bundle_sha256":"ea3caa265d261a686435686b69049b2f1bc3722c3ade01e9bdae69100c95e591"}}