{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2008:QBFEW4ZKX6L6L74HDLTRFUV3FF","short_pith_number":"pith:QBFEW4ZK","canonical_record":{"source":{"id":"0810.4055","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2008-10-22T12:42:43Z","cross_cats_sorted":[],"title_canon_sha256":"5f84f0b746b4e5abb0c16032277371e196d36b23611ab0dccfbb24b950a13da8","abstract_canon_sha256":"6975648fe9fe5dddee593e6c861572d693e78ad6cf31a3e1b84668e313c782f1"},"schema_version":"1.0"},"canonical_sha256":"804a4b732abf97e5ff871ae712d2bb2944d67cf09b268010b31e79a85e6d521b","source":{"kind":"arxiv","id":"0810.4055","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0810.4055","created_at":"2026-05-18T02:15:23Z"},{"alias_kind":"arxiv_version","alias_value":"0810.4055v1","created_at":"2026-05-18T02:15:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0810.4055","created_at":"2026-05-18T02:15:23Z"},{"alias_kind":"pith_short_12","alias_value":"QBFEW4ZKX6L6","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_16","alias_value":"QBFEW4ZKX6L6L74H","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_8","alias_value":"QBFEW4ZK","created_at":"2026-05-18T12:25:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2008:QBFEW4ZKX6L6L74HDLTRFUV3FF","target":"record","payload":{"canonical_record":{"source":{"id":"0810.4055","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2008-10-22T12:42:43Z","cross_cats_sorted":[],"title_canon_sha256":"5f84f0b746b4e5abb0c16032277371e196d36b23611ab0dccfbb24b950a13da8","abstract_canon_sha256":"6975648fe9fe5dddee593e6c861572d693e78ad6cf31a3e1b84668e313c782f1"},"schema_version":"1.0"},"canonical_sha256":"804a4b732abf97e5ff871ae712d2bb2944d67cf09b268010b31e79a85e6d521b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:15:23.638551Z","signature_b64":"RAIi3Id85Sms1DtgwuI8a5W71zQoo34ZCaBzKeNzTjf2KQmJ4FozEp02B811OwyRYNuLdzyylGpGta3EOnSxDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"804a4b732abf97e5ff871ae712d2bb2944d67cf09b268010b31e79a85e6d521b","last_reissued_at":"2026-05-18T02:15:23.637791Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:15:23.637791Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0810.4055","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":"2026-05-18T02:15:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rwfekN3TDfJ4nvXnKMzwngPgvvcnwQneR071hrXJkOB+6eLz4nEzB/oDb4yDTybyLNIUIJzo0w249KiISt8dAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T14:05:02.672532Z"},"content_sha256":"abb2276db7dd4de43eb45a3158b2c7eae3290f2602688bc6665be77689a87503","schema_version":"1.0","event_id":"sha256:abb2276db7dd4de43eb45a3158b2c7eae3290f2602688bc6665be77689a87503"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2008:QBFEW4ZKX6L6L74HDLTRFUV3FF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Self-consistent characterization of light statistics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Alessandra Andreoni, Alessia Allevi, Andrea Agliati, Maria Bondani","submitted_at":"2008-10-22T12:42:43Z","abstract_excerpt":"We demonstrate the possibility of a self-consistent characterization of the photon-number statistics of a light field by using photoemissive detectors with internal gain simply endowed with linear input/output responses. The method can be applied to both microscopic and mesoscopic photon-number regimes. The detectors must operate in the linear range without need of photon-counting capabilities."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0810.4055","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":"2026-05-18T02:15:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yeHc8c1Wikqpd6hw91FAka1QdYqmbMVLeD41vw4tJ5+QAQ9MRgPCTYOQ/KQ4MmHTiBdnq8Ed2VDwVg/7T8DeAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T14:05:02.672877Z"},"content_sha256":"46da60ede927c3eb183c9ddcb0606911746e3c43af99c71b13aad4bfc37cbc19","schema_version":"1.0","event_id":"sha256:46da60ede927c3eb183c9ddcb0606911746e3c43af99c71b13aad4bfc37cbc19"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QBFEW4ZKX6L6L74HDLTRFUV3FF/bundle.json","state_url":"https://pith.science/pith/QBFEW4ZKX6L6L74HDLTRFUV3FF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QBFEW4ZKX6L6L74HDLTRFUV3FF/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":"2026-06-05T14:05:02Z","links":{"resolver":"https://pith.science/pith/QBFEW4ZKX6L6L74HDLTRFUV3FF","bundle":"https://pith.science/pith/QBFEW4ZKX6L6L74HDLTRFUV3FF/bundle.json","state":"https://pith.science/pith/QBFEW4ZKX6L6L74HDLTRFUV3FF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QBFEW4ZKX6L6L74HDLTRFUV3FF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:QBFEW4ZKX6L6L74HDLTRFUV3FF","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":"6975648fe9fe5dddee593e6c861572d693e78ad6cf31a3e1b84668e313c782f1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2008-10-22T12:42:43Z","title_canon_sha256":"5f84f0b746b4e5abb0c16032277371e196d36b23611ab0dccfbb24b950a13da8"},"schema_version":"1.0","source":{"id":"0810.4055","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0810.4055","created_at":"2026-05-18T02:15:23Z"},{"alias_kind":"arxiv_version","alias_value":"0810.4055v1","created_at":"2026-05-18T02:15:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0810.4055","created_at":"2026-05-18T02:15:23Z"},{"alias_kind":"pith_short_12","alias_value":"QBFEW4ZKX6L6","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_16","alias_value":"QBFEW4ZKX6L6L74H","created_at":"2026-05-18T12:25:57Z"},{"alias_kind":"pith_short_8","alias_value":"QBFEW4ZK","created_at":"2026-05-18T12:25:57Z"}],"graph_snapshots":[{"event_id":"sha256:46da60ede927c3eb183c9ddcb0606911746e3c43af99c71b13aad4bfc37cbc19","target":"graph","created_at":"2026-05-18T02:15:23Z","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 demonstrate the possibility of a self-consistent characterization of the photon-number statistics of a light field by using photoemissive detectors with internal gain simply endowed with linear input/output responses. The method can be applied to both microscopic and mesoscopic photon-number regimes. The detectors must operate in the linear range without need of photon-counting capabilities.","authors_text":"Alessandra Andreoni, Alessia Allevi, Andrea Agliati, Maria Bondani","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2008-10-22T12:42:43Z","title":"Self-consistent characterization of light statistics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0810.4055","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:abb2276db7dd4de43eb45a3158b2c7eae3290f2602688bc6665be77689a87503","target":"record","created_at":"2026-05-18T02:15:23Z","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":"6975648fe9fe5dddee593e6c861572d693e78ad6cf31a3e1b84668e313c782f1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2008-10-22T12:42:43Z","title_canon_sha256":"5f84f0b746b4e5abb0c16032277371e196d36b23611ab0dccfbb24b950a13da8"},"schema_version":"1.0","source":{"id":"0810.4055","kind":"arxiv","version":1}},"canonical_sha256":"804a4b732abf97e5ff871ae712d2bb2944d67cf09b268010b31e79a85e6d521b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"804a4b732abf97e5ff871ae712d2bb2944d67cf09b268010b31e79a85e6d521b","first_computed_at":"2026-05-18T02:15:23.637791Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:15:23.637791Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RAIi3Id85Sms1DtgwuI8a5W71zQoo34ZCaBzKeNzTjf2KQmJ4FozEp02B811OwyRYNuLdzyylGpGta3EOnSxDA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:15:23.638551Z","signed_message":"canonical_sha256_bytes"},"source_id":"0810.4055","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:abb2276db7dd4de43eb45a3158b2c7eae3290f2602688bc6665be77689a87503","sha256:46da60ede927c3eb183c9ddcb0606911746e3c43af99c71b13aad4bfc37cbc19"],"state_sha256":"f778e86d01bd960d730490f820630265fe467d49b531e2d2a7f4aefc12a1d730"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WAm83U+Z/5aZYEn6OwbGZRX7cECC8q8bR5qo/VmmeYIlcUrkYYgOIdlkVHfhZ7K7yiqHHHtWJTgAPityV3rbBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T14:05:02.674814Z","bundle_sha256":"512f088e894d2d40715a2e190f48981339a472b52ddc67f130c1082ead75bbda"}}