{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:YQPZK72UCSEVSXR5WVTSRLGUQM","short_pith_number":"pith:YQPZK72U","canonical_record":{"source":{"id":"2506.05988","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.optics","submitted_at":"2025-06-06T11:18:17Z","cross_cats_sorted":[],"title_canon_sha256":"ab9b41d396befc1e2e95c42b196c1df37d5d7dc477b1e9e77d77ad5e5cf03405","abstract_canon_sha256":"a066a0ab2923d12d3c175635b0ff1bf8641b9fcb143b50ee1fb748c8b1c7893f"},"schema_version":"1.0"},"canonical_sha256":"c41f957f541489595e3db56728acd48328b8ff790aae37f541c72bfc694fdaeb","source":{"kind":"arxiv","id":"2506.05988","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.05988","created_at":"2026-07-05T11:17:14Z"},{"alias_kind":"arxiv_version","alias_value":"2506.05988v1","created_at":"2026-07-05T11:17:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.05988","created_at":"2026-07-05T11:17:14Z"},{"alias_kind":"pith_short_12","alias_value":"YQPZK72UCSEV","created_at":"2026-07-05T11:17:14Z"},{"alias_kind":"pith_short_16","alias_value":"YQPZK72UCSEVSXR5","created_at":"2026-07-05T11:17:14Z"},{"alias_kind":"pith_short_8","alias_value":"YQPZK72U","created_at":"2026-07-05T11:17:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:YQPZK72UCSEVSXR5WVTSRLGUQM","target":"record","payload":{"canonical_record":{"source":{"id":"2506.05988","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.optics","submitted_at":"2025-06-06T11:18:17Z","cross_cats_sorted":[],"title_canon_sha256":"ab9b41d396befc1e2e95c42b196c1df37d5d7dc477b1e9e77d77ad5e5cf03405","abstract_canon_sha256":"a066a0ab2923d12d3c175635b0ff1bf8641b9fcb143b50ee1fb748c8b1c7893f"},"schema_version":"1.0"},"canonical_sha256":"c41f957f541489595e3db56728acd48328b8ff790aae37f541c72bfc694fdaeb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:17:14.267042Z","signature_b64":"OKlx25q51lnfU6kBWJiIV+KaC451fLr796A31jXZ3mh5V95XU+OT4BrPf7dxdNzEXQ9h+3VqIPZSp7t9i/liDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c41f957f541489595e3db56728acd48328b8ff790aae37f541c72bfc694fdaeb","last_reissued_at":"2026-07-05T11:17:14.266510Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:17:14.266510Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2506.05988","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":"2026-07-05T11:17:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UaU+/d8IIJkhSEhyCfe5VpqFkpETblIBUNyalUYG8uKelZdztK3syxkjux40GhcEsvSZoVUtSzURVBBXcnbUCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T03:45:19.636428Z"},"content_sha256":"5a1169852a28261e7d29fd4b13ba156bc97625a77e852ba3a2046d1d65a3d497","schema_version":"1.0","event_id":"sha256:5a1169852a28261e7d29fd4b13ba156bc97625a77e852ba3a2046d1d65a3d497"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:YQPZK72UCSEVSXR5WVTSRLGUQM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Resource-efficient crosstalk mitigation for the high-fidelity operation of photonic integrated circuits with induced phase shifters","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Andreas Fyrillas, Jean Senellart, Nadia Belabas, Nicolas Heurtel, Nicolas Maring, Simone Piacentini","submitted_at":"2025-06-06T11:18:17Z","abstract_excerpt":"Photonic integrated circuits (PICs) are key platforms for the compact and stable manipulation of classical and quantum light. Imperfections arising from fabrication constraints, tolerances, and operation wavelength limit the accuracy of intended operations on light and impede the practical utility of current PICs. In particular, crosstalk between reconfigurable phase shifters is challenging to characterize due to the large number of parameters to estimate and the difficulty in isolating individual parameters. Previous studies have attempted to model crosstalk solely as an interaction between c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.05988","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/2506.05988/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":"2026-07-05T11:17:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sBL3xZ3F9wW2/U9RnVA0MNSbNqww4cL/Gcz52frOMNsOU23l7D+o30YiVcj+2rF/Y52DOOS4qR8fX8ql+SJ/Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T03:45:19.637067Z"},"content_sha256":"26bb7f1199a02c6a426cd05b72a3c66962c00f0c689fabfe191d73d2b5e15ff5","schema_version":"1.0","event_id":"sha256:26bb7f1199a02c6a426cd05b72a3c66962c00f0c689fabfe191d73d2b5e15ff5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YQPZK72UCSEVSXR5WVTSRLGUQM/bundle.json","state_url":"https://pith.science/pith/YQPZK72UCSEVSXR5WVTSRLGUQM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YQPZK72UCSEVSXR5WVTSRLGUQM/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":"2026-08-09T03:45:19Z","links":{"resolver":"https://pith.science/pith/YQPZK72UCSEVSXR5WVTSRLGUQM","bundle":"https://pith.science/pith/YQPZK72UCSEVSXR5WVTSRLGUQM/bundle.json","state":"https://pith.science/pith/YQPZK72UCSEVSXR5WVTSRLGUQM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YQPZK72UCSEVSXR5WVTSRLGUQM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:YQPZK72UCSEVSXR5WVTSRLGUQM","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":"a066a0ab2923d12d3c175635b0ff1bf8641b9fcb143b50ee1fb748c8b1c7893f","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.optics","submitted_at":"2025-06-06T11:18:17Z","title_canon_sha256":"ab9b41d396befc1e2e95c42b196c1df37d5d7dc477b1e9e77d77ad5e5cf03405"},"schema_version":"1.0","source":{"id":"2506.05988","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.05988","created_at":"2026-07-05T11:17:14Z"},{"alias_kind":"arxiv_version","alias_value":"2506.05988v1","created_at":"2026-07-05T11:17:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.05988","created_at":"2026-07-05T11:17:14Z"},{"alias_kind":"pith_short_12","alias_value":"YQPZK72UCSEV","created_at":"2026-07-05T11:17:14Z"},{"alias_kind":"pith_short_16","alias_value":"YQPZK72UCSEVSXR5","created_at":"2026-07-05T11:17:14Z"},{"alias_kind":"pith_short_8","alias_value":"YQPZK72U","created_at":"2026-07-05T11:17:14Z"}],"graph_snapshots":[{"event_id":"sha256:26bb7f1199a02c6a426cd05b72a3c66962c00f0c689fabfe191d73d2b5e15ff5","target":"graph","created_at":"2026-07-05T11:17:14Z","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/2506.05988/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Photonic integrated circuits (PICs) are key platforms for the compact and stable manipulation of classical and quantum light. Imperfections arising from fabrication constraints, tolerances, and operation wavelength limit the accuracy of intended operations on light and impede the practical utility of current PICs. In particular, crosstalk between reconfigurable phase shifters is challenging to characterize due to the large number of parameters to estimate and the difficulty in isolating individual parameters. Previous studies have attempted to model crosstalk solely as an interaction between c","authors_text":"Andreas Fyrillas, Jean Senellart, Nadia Belabas, Nicolas Heurtel, Nicolas Maring, Simone Piacentini","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.optics","submitted_at":"2025-06-06T11:18:17Z","title":"Resource-efficient crosstalk mitigation for the high-fidelity operation of photonic integrated circuits with induced phase shifters"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.05988","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":"sha256:5a1169852a28261e7d29fd4b13ba156bc97625a77e852ba3a2046d1d65a3d497","target":"record","created_at":"2026-07-05T11:17:14Z","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":"a066a0ab2923d12d3c175635b0ff1bf8641b9fcb143b50ee1fb748c8b1c7893f","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.optics","submitted_at":"2025-06-06T11:18:17Z","title_canon_sha256":"ab9b41d396befc1e2e95c42b196c1df37d5d7dc477b1e9e77d77ad5e5cf03405"},"schema_version":"1.0","source":{"id":"2506.05988","kind":"arxiv","version":1}},"canonical_sha256":"c41f957f541489595e3db56728acd48328b8ff790aae37f541c72bfc694fdaeb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c41f957f541489595e3db56728acd48328b8ff790aae37f541c72bfc694fdaeb","first_computed_at":"2026-07-05T11:17:14.266510Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:17:14.266510Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OKlx25q51lnfU6kBWJiIV+KaC451fLr796A31jXZ3mh5V95XU+OT4BrPf7dxdNzEXQ9h+3VqIPZSp7t9i/liDg==","signature_status":"signed_v1","signed_at":"2026-07-05T11:17:14.267042Z","signed_message":"canonical_sha256_bytes"},"source_id":"2506.05988","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5a1169852a28261e7d29fd4b13ba156bc97625a77e852ba3a2046d1d65a3d497","sha256:26bb7f1199a02c6a426cd05b72a3c66962c00f0c689fabfe191d73d2b5e15ff5"],"state_sha256":"c766b193e078f46252e5c39f4b9f07f06f7c26c2198162fee769d05f0f375444"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"F8jUchnjJZsS1ryiysoUn1Qq6w09p/aWYFVBKguX5Ml/L5vwOR8vdRO4SvaSzFPYIQRxOZLO/wXTK12o4ayADQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T03:45:19.640962Z","bundle_sha256":"a84c77b17cfc3d3f6571ffa12436d22fcc152307b1e4770ea5d110df057f36c9"}}