{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:FDALKN4DWFEHAA43DCR6CH233T","short_pith_number":"pith:FDALKN4D","canonical_record":{"source":{"id":"2607.15461","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-07-16T21:16:57Z","cross_cats_sorted":[],"title_canon_sha256":"a1e82ddf25b0e4e49f9b8ad6ef1579a797fbf39e43eb91effb64dc280311547c","abstract_canon_sha256":"3ad88f1e8f0583bd951bebca7d01005e3ebd0ee681ff64c911f01cfd6dc2232e"},"schema_version":"1.0"},"canonical_sha256":"28c0b53783b14870039b18a3e11f5bdcc67160f116da3f3a025637e5d79748fa","source":{"kind":"arxiv","id":"2607.15461","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.15461","created_at":"2026-07-20T00:18:35Z"},{"alias_kind":"arxiv_version","alias_value":"2607.15461v1","created_at":"2026-07-20T00:18:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.15461","created_at":"2026-07-20T00:18:35Z"},{"alias_kind":"pith_short_12","alias_value":"FDALKN4DWFEH","created_at":"2026-07-20T00:18:35Z"},{"alias_kind":"pith_short_16","alias_value":"FDALKN4DWFEHAA43","created_at":"2026-07-20T00:18:35Z"},{"alias_kind":"pith_short_8","alias_value":"FDALKN4D","created_at":"2026-07-20T00:18:35Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:FDALKN4DWFEHAA43DCR6CH233T","target":"record","payload":{"canonical_record":{"source":{"id":"2607.15461","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-07-16T21:16:57Z","cross_cats_sorted":[],"title_canon_sha256":"a1e82ddf25b0e4e49f9b8ad6ef1579a797fbf39e43eb91effb64dc280311547c","abstract_canon_sha256":"3ad88f1e8f0583bd951bebca7d01005e3ebd0ee681ff64c911f01cfd6dc2232e"},"schema_version":"1.0"},"canonical_sha256":"28c0b53783b14870039b18a3e11f5bdcc67160f116da3f3a025637e5d79748fa","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-20T00:18:35.203813Z","signature_b64":"9GmBFkJEKFrW/x/XuKsKqMdyfL5HTSfNLcn0YU6bj4c7oaWedxNaE2IerHettsDHXOLyl2FF+awsqokw0bLEDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"28c0b53783b14870039b18a3e11f5bdcc67160f116da3f3a025637e5d79748fa","last_reissued_at":"2026-07-20T00:18:35.203027Z","signature_status":"signed_v1","first_computed_at":"2026-07-20T00:18:35.203027Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.15461","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":"2026-07-20T00:18:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NzH63KzFNghO+UILGGMXh5zIOOrse5bzkoiwsUIBlpbYrEvLh5+QyaKmVauONf/sd+rl7w0z/QTp/80v4tbmDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T14:20:19.516700Z"},"content_sha256":"2684fe1ee63eb2df5845d62a062354d6a96e5e8291754ef26765656029e72f71","schema_version":"1.0","event_id":"sha256:2684fe1ee63eb2df5845d62a062354d6a96e5e8291754ef26765656029e72f71"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:FDALKN4DWFEHAA43DCR6CH233T","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Generation and detection of squeezed light on a single silicon photonic chip","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Alex S. Clark, Bethany Puzio, Edward C. R. Deacon, Giacomo Ferranti, Jonathan C. F. Matthews, Oliver M. Green, Rachel N. Clark, Rowan A. Hoggarth","submitted_at":"2026-07-16T21:16:57Z","abstract_excerpt":"The ability to generate and detect quantum states of light on a single integrated photonic device is essential to scale quantum photonics into useful quantum technologies. Integrating the required capabilities into complementary-metal-oxide-semiconductor compatible monolithic chips can reduce cost and unlock new functionality through miniaturisation. In this work we demonstrate a single silicon-on-insulator photonic integrated circuit for the monolithic generation and detection of quantum light on a commercially available platform that operates entirely at room temperature. Specifically, we le"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.15461","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2607.15461/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-20T00:18:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aD1c5P0KBpDMTvA0hQkTvXVITyLvKC5/migxV2ZLIBZ3W0Ney2me4jT1jDeOfNQ+5hybWWdxRTxJoaHMNwBiBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T14:20:19.517270Z"},"content_sha256":"86e2a88ea347936a82b507f493e39026611766056e6f67be8754beef4e94c68c","schema_version":"1.0","event_id":"sha256:86e2a88ea347936a82b507f493e39026611766056e6f67be8754beef4e94c68c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FDALKN4DWFEHAA43DCR6CH233T/bundle.json","state_url":"https://pith.science/pith/FDALKN4DWFEHAA43DCR6CH233T/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FDALKN4DWFEHAA43DCR6CH233T/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":"2026-08-16T14:20:19Z","links":{"resolver":"https://pith.science/pith/FDALKN4DWFEHAA43DCR6CH233T","bundle":"https://pith.science/pith/FDALKN4DWFEHAA43DCR6CH233T/bundle.json","state":"https://pith.science/pith/FDALKN4DWFEHAA43DCR6CH233T/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FDALKN4DWFEHAA43DCR6CH233T/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:FDALKN4DWFEHAA43DCR6CH233T","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":"3ad88f1e8f0583bd951bebca7d01005e3ebd0ee681ff64c911f01cfd6dc2232e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-07-16T21:16:57Z","title_canon_sha256":"a1e82ddf25b0e4e49f9b8ad6ef1579a797fbf39e43eb91effb64dc280311547c"},"schema_version":"1.0","source":{"id":"2607.15461","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.15461","created_at":"2026-07-20T00:18:35Z"},{"alias_kind":"arxiv_version","alias_value":"2607.15461v1","created_at":"2026-07-20T00:18:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.15461","created_at":"2026-07-20T00:18:35Z"},{"alias_kind":"pith_short_12","alias_value":"FDALKN4DWFEH","created_at":"2026-07-20T00:18:35Z"},{"alias_kind":"pith_short_16","alias_value":"FDALKN4DWFEHAA43","created_at":"2026-07-20T00:18:35Z"},{"alias_kind":"pith_short_8","alias_value":"FDALKN4D","created_at":"2026-07-20T00:18:35Z"}],"graph_snapshots":[{"event_id":"sha256:86e2a88ea347936a82b507f493e39026611766056e6f67be8754beef4e94c68c","target":"graph","created_at":"2026-07-20T00:18:35Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2607.15461/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The ability to generate and detect quantum states of light on a single integrated photonic device is essential to scale quantum photonics into useful quantum technologies. Integrating the required capabilities into complementary-metal-oxide-semiconductor compatible monolithic chips can reduce cost and unlock new functionality through miniaturisation. In this work we demonstrate a single silicon-on-insulator photonic integrated circuit for the monolithic generation and detection of quantum light on a commercially available platform that operates entirely at room temperature. Specifically, we le","authors_text":"Alex S. Clark, Bethany Puzio, Edward C. R. Deacon, Giacomo Ferranti, Jonathan C. F. Matthews, Oliver M. Green, Rachel N. Clark, Rowan A. Hoggarth","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-07-16T21:16:57Z","title":"Generation and detection of squeezed light on a single silicon photonic chip"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.15461","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":"sha256:2684fe1ee63eb2df5845d62a062354d6a96e5e8291754ef26765656029e72f71","target":"record","created_at":"2026-07-20T00:18:35Z","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":"3ad88f1e8f0583bd951bebca7d01005e3ebd0ee681ff64c911f01cfd6dc2232e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2026-07-16T21:16:57Z","title_canon_sha256":"a1e82ddf25b0e4e49f9b8ad6ef1579a797fbf39e43eb91effb64dc280311547c"},"schema_version":"1.0","source":{"id":"2607.15461","kind":"arxiv","version":1}},"canonical_sha256":"28c0b53783b14870039b18a3e11f5bdcc67160f116da3f3a025637e5d79748fa","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"28c0b53783b14870039b18a3e11f5bdcc67160f116da3f3a025637e5d79748fa","first_computed_at":"2026-07-20T00:18:35.203027Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-20T00:18:35.203027Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9GmBFkJEKFrW/x/XuKsKqMdyfL5HTSfNLcn0YU6bj4c7oaWedxNaE2IerHettsDHXOLyl2FF+awsqokw0bLEDw==","signature_status":"signed_v1","signed_at":"2026-07-20T00:18:35.203813Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.15461","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2684fe1ee63eb2df5845d62a062354d6a96e5e8291754ef26765656029e72f71","sha256:86e2a88ea347936a82b507f493e39026611766056e6f67be8754beef4e94c68c"],"state_sha256":"2297130876f2b9e55e25e218cacbe7bc2b5987f90f0c5a863f7b5768c46ffa8e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kWRJCOhl/hW0ZqFIt2FRvIGEWHoib+gf3XnXMnqV78v49sMGsZHrpMleGBbbvINddSGfR/qSF0k+7ttJCQFiAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T14:20:19.522274Z","bundle_sha256":"f621a2630c08fbaaa814e3acb7b4e37736d60a0f3e525cf76d4815d671cdbe26"}}