{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:ITRJFQYEOXNJ7ZYT7NRB6SHCUH","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":"4b87de9441e591bee65fe580970663cf313be9e1df5db768757b672ab1b0b3ac","cross_cats_sorted":["physics.optics"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2021-08-06T12:08:17Z","title_canon_sha256":"c7aa6824495d21d76d63d5f4bcb6ecb1c932f938a0d60f3d6ba9b50b1f76b9c8"},"schema_version":"1.0","source":{"id":"2108.03071","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2108.03071","created_at":"2026-07-05T03:14:25Z"},{"alias_kind":"arxiv_version","alias_value":"2108.03071v1","created_at":"2026-07-05T03:14:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2108.03071","created_at":"2026-07-05T03:14:25Z"},{"alias_kind":"pith_short_12","alias_value":"ITRJFQYEOXNJ","created_at":"2026-07-05T03:14:25Z"},{"alias_kind":"pith_short_16","alias_value":"ITRJFQYEOXNJ7ZYT","created_at":"2026-07-05T03:14:25Z"},{"alias_kind":"pith_short_8","alias_value":"ITRJFQYE","created_at":"2026-07-05T03:14:25Z"}],"graph_snapshots":[{"event_id":"sha256:f7f62c2a8344b8116fa3551b61f155d6236e2a5ec81cf8a3e3c52b993e07e192","target":"graph","created_at":"2026-07-05T03:14:25Z","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/2108.03071/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Differing from the traditional method of achieving subwavelength interference, we have demonstrated the two-photon subwavelength interference effect of broadband chaotic light in a polarization-selective Michelson interferometer with an ultrafast two-photon absorption detector the first time, which is achieved by manipulating two-photon probability amplitudes involved in the interference. In theory, the two-photon polarization coherence matrix and probability amplitudes matrix are combined to develop polarized two-photon interference terms, which explains the experimental results well. In orde","authors_text":"Fuli Li, Huaibin Zheng, Hui Chen, Jianbin Liu, Sheng Luo, Shuanghao Zhang, Wanting Xu, Yuchen He, Yu Zhou, Zhuo Xu","cross_cats":["physics.optics"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2021-08-06T12:08:17Z","title":"Observing two-photon subwavelength interference of broadband chaotic light in polarization-selective Michelson interferometer"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2108.03071","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":"sha256:0c308676a956ff70ffecbe5fc30ee1aca1b2cd9902781c1b2761343dbc73ca7f","target":"record","created_at":"2026-07-05T03:14:25Z","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":"4b87de9441e591bee65fe580970663cf313be9e1df5db768757b672ab1b0b3ac","cross_cats_sorted":["physics.optics"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"quant-ph","submitted_at":"2021-08-06T12:08:17Z","title_canon_sha256":"c7aa6824495d21d76d63d5f4bcb6ecb1c932f938a0d60f3d6ba9b50b1f76b9c8"},"schema_version":"1.0","source":{"id":"2108.03071","kind":"arxiv","version":1}},"canonical_sha256":"44e292c30475da9fe713fb621f48e2a1fe8d0a4ebf504f28889a4496c4bfc9ac","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"44e292c30475da9fe713fb621f48e2a1fe8d0a4ebf504f28889a4496c4bfc9ac","first_computed_at":"2026-07-05T03:14:25.131004Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:14:25.131004Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VtYvGQURUBSngaOVAkV0+PtPmDqBZxZXzmen1J/txhVTAFyIvp09e97GfF74lt7Axvts13sX4HcNSlvihg7lAg==","signature_status":"signed_v1","signed_at":"2026-07-05T03:14:25.131439Z","signed_message":"canonical_sha256_bytes"},"source_id":"2108.03071","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0c308676a956ff70ffecbe5fc30ee1aca1b2cd9902781c1b2761343dbc73ca7f","sha256:f7f62c2a8344b8116fa3551b61f155d6236e2a5ec81cf8a3e3c52b993e07e192"],"state_sha256":"3f8e2b1c78cd5fe04bb8bbd5dc84c41d4da73acec4e297b4506d6500137a22aa"}