{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2002:KTX44MORRBDFNTF3BW5AHJTPKG","short_pith_number":"pith:KTX44MOR","canonical_record":{"source":{"id":"quant-ph/0208096","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"quant-ph","submitted_at":"2002-08-14T23:22:51Z","cross_cats_sorted":[],"title_canon_sha256":"2c7dcfc0f57037faf5d840d4359f0c7dfe8dc891e36caf0b8c01816a9bee8cda","abstract_canon_sha256":"d065cd6452648ad4fc7cbc38c86f3e3dbe65652a36a5c45ad20743764feac4f9"},"schema_version":"1.0"},"canonical_sha256":"54efce31d1884656ccbb0dba03a66f51a5d9bc0f3c2d136fa31f757f39571e95","source":{"kind":"arxiv","id":"quant-ph/0208096","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"quant-ph/0208096","created_at":"2026-05-18T03:31:07Z"},{"alias_kind":"arxiv_version","alias_value":"quant-ph/0208096v1","created_at":"2026-05-18T03:31:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.quant-ph/0208096","created_at":"2026-05-18T03:31:07Z"},{"alias_kind":"pith_short_12","alias_value":"KTX44MORRBDF","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_16","alias_value":"KTX44MORRBDFNTF3","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_8","alias_value":"KTX44MOR","created_at":"2026-05-18T12:25:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2002:KTX44MORRBDFNTF3BW5AHJTPKG","target":"record","payload":{"canonical_record":{"source":{"id":"quant-ph/0208096","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"quant-ph","submitted_at":"2002-08-14T23:22:51Z","cross_cats_sorted":[],"title_canon_sha256":"2c7dcfc0f57037faf5d840d4359f0c7dfe8dc891e36caf0b8c01816a9bee8cda","abstract_canon_sha256":"d065cd6452648ad4fc7cbc38c86f3e3dbe65652a36a5c45ad20743764feac4f9"},"schema_version":"1.0"},"canonical_sha256":"54efce31d1884656ccbb0dba03a66f51a5d9bc0f3c2d136fa31f757f39571e95","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:31:07.354824Z","signature_b64":"NNPmRoxGQC/7HxRnccf1xUN4c/tGUKrq7vUA0ZUxGc3f8ZVfT0sjMsdpg78KHde/YqaXFVt3uE8IZaZt6cmuAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"54efce31d1884656ccbb0dba03a66f51a5d9bc0f3c2d136fa31f757f39571e95","last_reissued_at":"2026-05-18T03:31:07.354143Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:31:07.354143Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"quant-ph/0208096","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":"2026-05-18T03:31:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"k041HduTc+DaK0qbHDNRTTwchUV2VDteUUBMp5M7Ec1n2IVfKogxGX01hIaZNOLfarPfgJmdG8FPJ9Qrj3/0Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-22T23:57:26.099269Z"},"content_sha256":"7f349f61491b441fbd789bfc4940a7d84fdd57bf96da66d281f5069e13abb965","schema_version":"1.0","event_id":"sha256:7f349f61491b441fbd789bfc4940a7d84fdd57bf96da66d281f5069e13abb965"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2002:KTX44MORRBDFNTF3BW5AHJTPKG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Direct measurement of the Q-function in a lossy cavity","license":"","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"H. Moya-Cessa, I. Ricardez-Vargas, R. Juarez-Amaro","submitted_at":"2002-08-14T23:22:51Z","abstract_excerpt":"We show that the Q-function corresponding to an electromagnetic field in a lossy cavity can be directly measured by means of a simple scheme, therefore allowing the knowledge of the state of the field despite dissipation."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"quant-ph/0208096","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":"2026-05-18T03:31:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eIb3tVn+Wqpm+OlXrRbBTuXP1lQUJA4nr5CgGCX7bGHbKLYJPBQRZ4vZ2UJjmELyT1ORYwAAdHJ7M18XoqnvCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-22T23:57:26.099618Z"},"content_sha256":"43b22eb1e72915287a87155ea296c491599e5528a9c367f0825da586e02fdfb3","schema_version":"1.0","event_id":"sha256:43b22eb1e72915287a87155ea296c491599e5528a9c367f0825da586e02fdfb3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KTX44MORRBDFNTF3BW5AHJTPKG/bundle.json","state_url":"https://pith.science/pith/KTX44MORRBDFNTF3BW5AHJTPKG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KTX44MORRBDFNTF3BW5AHJTPKG/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":"2026-06-22T23:57:26Z","links":{"resolver":"https://pith.science/pith/KTX44MORRBDFNTF3BW5AHJTPKG","bundle":"https://pith.science/pith/KTX44MORRBDFNTF3BW5AHJTPKG/bundle.json","state":"https://pith.science/pith/KTX44MORRBDFNTF3BW5AHJTPKG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KTX44MORRBDFNTF3BW5AHJTPKG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2002:KTX44MORRBDFNTF3BW5AHJTPKG","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":"d065cd6452648ad4fc7cbc38c86f3e3dbe65652a36a5c45ad20743764feac4f9","cross_cats_sorted":[],"license":"","primary_cat":"quant-ph","submitted_at":"2002-08-14T23:22:51Z","title_canon_sha256":"2c7dcfc0f57037faf5d840d4359f0c7dfe8dc891e36caf0b8c01816a9bee8cda"},"schema_version":"1.0","source":{"id":"quant-ph/0208096","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"quant-ph/0208096","created_at":"2026-05-18T03:31:07Z"},{"alias_kind":"arxiv_version","alias_value":"quant-ph/0208096v1","created_at":"2026-05-18T03:31:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.quant-ph/0208096","created_at":"2026-05-18T03:31:07Z"},{"alias_kind":"pith_short_12","alias_value":"KTX44MORRBDF","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_16","alias_value":"KTX44MORRBDFNTF3","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_8","alias_value":"KTX44MOR","created_at":"2026-05-18T12:25:51Z"}],"graph_snapshots":[{"event_id":"sha256:43b22eb1e72915287a87155ea296c491599e5528a9c367f0825da586e02fdfb3","target":"graph","created_at":"2026-05-18T03:31:07Z","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 show that the Q-function corresponding to an electromagnetic field in a lossy cavity can be directly measured by means of a simple scheme, therefore allowing the knowledge of the state of the field despite dissipation.","authors_text":"H. Moya-Cessa, I. Ricardez-Vargas, R. Juarez-Amaro","cross_cats":[],"headline":"","license":"","primary_cat":"quant-ph","submitted_at":"2002-08-14T23:22:51Z","title":"Direct measurement of the Q-function in a lossy cavity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"quant-ph/0208096","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":"sha256:7f349f61491b441fbd789bfc4940a7d84fdd57bf96da66d281f5069e13abb965","target":"record","created_at":"2026-05-18T03:31:07Z","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":"d065cd6452648ad4fc7cbc38c86f3e3dbe65652a36a5c45ad20743764feac4f9","cross_cats_sorted":[],"license":"","primary_cat":"quant-ph","submitted_at":"2002-08-14T23:22:51Z","title_canon_sha256":"2c7dcfc0f57037faf5d840d4359f0c7dfe8dc891e36caf0b8c01816a9bee8cda"},"schema_version":"1.0","source":{"id":"quant-ph/0208096","kind":"arxiv","version":1}},"canonical_sha256":"54efce31d1884656ccbb0dba03a66f51a5d9bc0f3c2d136fa31f757f39571e95","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"54efce31d1884656ccbb0dba03a66f51a5d9bc0f3c2d136fa31f757f39571e95","first_computed_at":"2026-05-18T03:31:07.354143Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:31:07.354143Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NNPmRoxGQC/7HxRnccf1xUN4c/tGUKrq7vUA0ZUxGc3f8ZVfT0sjMsdpg78KHde/YqaXFVt3uE8IZaZt6cmuAA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:31:07.354824Z","signed_message":"canonical_sha256_bytes"},"source_id":"quant-ph/0208096","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7f349f61491b441fbd789bfc4940a7d84fdd57bf96da66d281f5069e13abb965","sha256:43b22eb1e72915287a87155ea296c491599e5528a9c367f0825da586e02fdfb3"],"state_sha256":"eb081d8d0ec5ad2a56fe4b8845114a363fdf3612fa4ca5886cf127e7474960c2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ksv6Z+1XfCLpdmFkDm9bSL4Nh+pElhYYDjHmGSz16ctycCVO5QAxtgmn+6/Vp12+cR/fRU1uIWtztQ7SpAY5BA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-22T23:57:26.101556Z","bundle_sha256":"dbfec1555010a36845891ad343c08e4f17731d80afb09de3de3fc6150811ed00"}}