{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:BK72UWK3GBHHIL4HJKA5XTQO6O","short_pith_number":"pith:BK72UWK3","canonical_record":{"source":{"id":"2006.00161","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2020-05-30T03:44:04Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"69e752bde3cbd824e1be9086494b654b07c5901fc645ccf0d7957d80b2f8f91f","abstract_canon_sha256":"e21889106ac4a466d434ab5cf1525a2f5214854fb5124c11d9d74a320f586a64"},"schema_version":"1.0"},"canonical_sha256":"0abfaa595b304e742f874a81dbce0ef3bfd6a5e44548f6da97e26c3092aa01b1","source":{"kind":"arxiv","id":"2006.00161","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2006.00161","created_at":"2026-07-05T02:04:07Z"},{"alias_kind":"arxiv_version","alias_value":"2006.00161v2","created_at":"2026-07-05T02:04:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2006.00161","created_at":"2026-07-05T02:04:07Z"},{"alias_kind":"pith_short_12","alias_value":"BK72UWK3GBHH","created_at":"2026-07-05T02:04:07Z"},{"alias_kind":"pith_short_16","alias_value":"BK72UWK3GBHHIL4H","created_at":"2026-07-05T02:04:07Z"},{"alias_kind":"pith_short_8","alias_value":"BK72UWK3","created_at":"2026-07-05T02:04:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:BK72UWK3GBHHIL4HJKA5XTQO6O","target":"record","payload":{"canonical_record":{"source":{"id":"2006.00161","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2020-05-30T03:44:04Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"69e752bde3cbd824e1be9086494b654b07c5901fc645ccf0d7957d80b2f8f91f","abstract_canon_sha256":"e21889106ac4a466d434ab5cf1525a2f5214854fb5124c11d9d74a320f586a64"},"schema_version":"1.0"},"canonical_sha256":"0abfaa595b304e742f874a81dbce0ef3bfd6a5e44548f6da97e26c3092aa01b1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:04:07.688337Z","signature_b64":"P+D+lluTAQphYyZIP7HKIXJEZEXgRRl3ScWALr6aalerSAKvi/3u0VsSEuVAvzUCfOFqvgE+9i/zESQwZiNOAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0abfaa595b304e742f874a81dbce0ef3bfd6a5e44548f6da97e26c3092aa01b1","last_reissued_at":"2026-07-05T02:04:07.687799Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:04:07.687799Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2006.00161","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T02:04:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VLlnPlsMi2MfRFjWWGHSwDFhUgsAZ1tjkdheIQSnyhXDkI0FdcJhMQJ5mPl7M8tGnQzZII8XnREbrAH9qpQTDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T09:42:41.223512Z"},"content_sha256":"cd329178db8c1f8e644101be80a142713d201025443042542bcd6d7ea12417f9","schema_version":"1.0","event_id":"sha256:cd329178db8c1f8e644101be80a142713d201025443042542bcd6d7ea12417f9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:BK72UWK3GBHHIL4HJKA5XTQO6O","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Unsighted deconvolution ghost imaging","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"eess.IV","authors_text":"Hui Chen, Yuan Yuan","submitted_at":"2020-05-30T03:44:04Z","abstract_excerpt":"Ghost imaging (GI) is an unconventional imaging method that retrieves the image of an object by correlating a series of known illumination patterns with the total reflected (or transmitted) intensity. We here demonstrate a scheme which can remove the basic requirement of knowing the incident patterns on the object, enabling GI to non-invasively image objects through turbid media. As an experimental proof, we project a set of patterns towards an object hidden inside turbid media that scramble the illumination, making the patterns falling on the object completely unknown. We theoretically prove "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2006.00161","kind":"arxiv","version":2},"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/2006.00161/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":"2026-07-05T02:04:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NRDKFDL1kgDfM9eAB1p1xpwNN6KBIDeS9WX/HDlAKfugaTV6Z6d+swomHMkke/l0zzgyh0V43+PGyBCIDmRUAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T09:42:41.224052Z"},"content_sha256":"ae9b0d18473b767fc04bb6787a39c5823bc43d2f5e61b34b573a2f5116e1120d","schema_version":"1.0","event_id":"sha256:ae9b0d18473b767fc04bb6787a39c5823bc43d2f5e61b34b573a2f5116e1120d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BK72UWK3GBHHIL4HJKA5XTQO6O/bundle.json","state_url":"https://pith.science/pith/BK72UWK3GBHHIL4HJKA5XTQO6O/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BK72UWK3GBHHIL4HJKA5XTQO6O/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":"2026-08-19T09:42:41Z","links":{"resolver":"https://pith.science/pith/BK72UWK3GBHHIL4HJKA5XTQO6O","bundle":"https://pith.science/pith/BK72UWK3GBHHIL4HJKA5XTQO6O/bundle.json","state":"https://pith.science/pith/BK72UWK3GBHHIL4HJKA5XTQO6O/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BK72UWK3GBHHIL4HJKA5XTQO6O/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:BK72UWK3GBHHIL4HJKA5XTQO6O","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":"e21889106ac4a466d434ab5cf1525a2f5214854fb5124c11d9d74a320f586a64","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2020-05-30T03:44:04Z","title_canon_sha256":"69e752bde3cbd824e1be9086494b654b07c5901fc645ccf0d7957d80b2f8f91f"},"schema_version":"1.0","source":{"id":"2006.00161","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2006.00161","created_at":"2026-07-05T02:04:07Z"},{"alias_kind":"arxiv_version","alias_value":"2006.00161v2","created_at":"2026-07-05T02:04:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2006.00161","created_at":"2026-07-05T02:04:07Z"},{"alias_kind":"pith_short_12","alias_value":"BK72UWK3GBHH","created_at":"2026-07-05T02:04:07Z"},{"alias_kind":"pith_short_16","alias_value":"BK72UWK3GBHHIL4H","created_at":"2026-07-05T02:04:07Z"},{"alias_kind":"pith_short_8","alias_value":"BK72UWK3","created_at":"2026-07-05T02:04:07Z"}],"graph_snapshots":[{"event_id":"sha256:ae9b0d18473b767fc04bb6787a39c5823bc43d2f5e61b34b573a2f5116e1120d","target":"graph","created_at":"2026-07-05T02:04:07Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2006.00161/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Ghost imaging (GI) is an unconventional imaging method that retrieves the image of an object by correlating a series of known illumination patterns with the total reflected (or transmitted) intensity. We here demonstrate a scheme which can remove the basic requirement of knowing the incident patterns on the object, enabling GI to non-invasively image objects through turbid media. As an experimental proof, we project a set of patterns towards an object hidden inside turbid media that scramble the illumination, making the patterns falling on the object completely unknown. We theoretically prove ","authors_text":"Hui Chen, Yuan Yuan","cross_cats":["quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2020-05-30T03:44:04Z","title":"Unsighted deconvolution ghost imaging"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2006.00161","kind":"arxiv","version":2},"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:cd329178db8c1f8e644101be80a142713d201025443042542bcd6d7ea12417f9","target":"record","created_at":"2026-07-05T02:04:07Z","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":"e21889106ac4a466d434ab5cf1525a2f5214854fb5124c11d9d74a320f586a64","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.IV","submitted_at":"2020-05-30T03:44:04Z","title_canon_sha256":"69e752bde3cbd824e1be9086494b654b07c5901fc645ccf0d7957d80b2f8f91f"},"schema_version":"1.0","source":{"id":"2006.00161","kind":"arxiv","version":2}},"canonical_sha256":"0abfaa595b304e742f874a81dbce0ef3bfd6a5e44548f6da97e26c3092aa01b1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0abfaa595b304e742f874a81dbce0ef3bfd6a5e44548f6da97e26c3092aa01b1","first_computed_at":"2026-07-05T02:04:07.687799Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:04:07.687799Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"P+D+lluTAQphYyZIP7HKIXJEZEXgRRl3ScWALr6aalerSAKvi/3u0VsSEuVAvzUCfOFqvgE+9i/zESQwZiNOAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T02:04:07.688337Z","signed_message":"canonical_sha256_bytes"},"source_id":"2006.00161","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cd329178db8c1f8e644101be80a142713d201025443042542bcd6d7ea12417f9","sha256:ae9b0d18473b767fc04bb6787a39c5823bc43d2f5e61b34b573a2f5116e1120d"],"state_sha256":"52d0594e7c208ff653319b388b7655774c5872a91ff96555980d7b5764a82934"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZEKo/mON+McwfE5n+ZDtCRERhDh/2v5AuKvjfz5zVPZA+bYVqKetnh+jrLE1TTZPswA9ZhCcdVxd9UQYjkp8DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-19T09:42:41.229012Z","bundle_sha256":"5ac03497d52344a6521c08d19f2abf01686f2f25f49dad2a9c538f86f081be9b"}}