{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:6OH3DSZAKNNFJR4WQMAELGYEIA","short_pith_number":"pith:6OH3DSZA","canonical_record":{"source":{"id":"1501.03997","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-12-30T10:27:23Z","cross_cats_sorted":["cs.CV"],"title_canon_sha256":"646d31475773d1bc5f4587bb60d47bbfc65e595cf6d428390a2d4dc4e6d8c74c","abstract_canon_sha256":"c9b4c166905813880d6af3f6198122ee2436e7cc53a354280570235cf854c5fc"},"schema_version":"1.0"},"canonical_sha256":"f38fb1cb20535a54c7968300459b04402c08ea611d6b121847d47017b9f4d53f","source":{"kind":"arxiv","id":"1501.03997","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1501.03997","created_at":"2026-05-18T01:41:10Z"},{"alias_kind":"arxiv_version","alias_value":"1501.03997v1","created_at":"2026-05-18T01:41:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.03997","created_at":"2026-05-18T01:41:10Z"},{"alias_kind":"pith_short_12","alias_value":"6OH3DSZAKNNF","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_16","alias_value":"6OH3DSZAKNNFJR4W","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_8","alias_value":"6OH3DSZA","created_at":"2026-05-18T12:28:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:6OH3DSZAKNNFJR4WQMAELGYEIA","target":"record","payload":{"canonical_record":{"source":{"id":"1501.03997","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-12-30T10:27:23Z","cross_cats_sorted":["cs.CV"],"title_canon_sha256":"646d31475773d1bc5f4587bb60d47bbfc65e595cf6d428390a2d4dc4e6d8c74c","abstract_canon_sha256":"c9b4c166905813880d6af3f6198122ee2436e7cc53a354280570235cf854c5fc"},"schema_version":"1.0"},"canonical_sha256":"f38fb1cb20535a54c7968300459b04402c08ea611d6b121847d47017b9f4d53f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:41:10.553251Z","signature_b64":"HNpUZbIyTAoK/wPJLFUrvMjvbtBSOkYCafoZXCCdLm74HXe/l8iYCM6Nb6xs4eMm/JPEWJA2K+Mm61fsW9y4Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f38fb1cb20535a54c7968300459b04402c08ea611d6b121847d47017b9f4d53f","last_reissued_at":"2026-05-18T01:41:10.552604Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:41:10.552604Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1501.03997","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":"2026-05-18T01:41:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8QUfZq+6IlCmEPnR3JfPQxQP1upCwU7g/xR8QE+xBtBbHPoyoAKgg1rGKLuwzr7W++zpGWoZDk2OJJRo3kgGBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T09:51:59.379476Z"},"content_sha256":"a6831d74183d724769a20c9bef49877ca8086593fe9181d84d35ef0aa676a8d9","schema_version":"1.0","event_id":"sha256:a6831d74183d724769a20c9bef49877ca8086593fe9181d84d35ef0aa676a8d9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:6OH3DSZAKNNFJR4WQMAELGYEIA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Holistic random encoding for imaging through multimode fibers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.CV"],"primary_cat":"physics.optics","authors_text":"Changhyeong Yoon, Euiheon Chung, Heung-No Lee, Hwanchol Jang, Wonshik Choi","submitted_at":"2014-12-30T10:27:23Z","abstract_excerpt":"The input numerical aperture (NA) of multimode fiber (MMF) can be effectively increased by placing turbid media at the input end of the MMF. This provides the potential for high-resolution imaging through the MMF. While the input NA is increased, the number of propagation modes in the MMF and hence the output NA remains the same. This makes the image reconstruction process underdetermined and may limit the quality of the image reconstruction. In this paper, we aim to improve the signal to noise ratio (SNR) of the image reconstruction in imaging through MMF. We notice that turbid media placed i"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.03997","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":"2026-05-18T01:41:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zv2w/CW3RZzgk4/4HTMLCDQgQSzTSjazLxdQAhzfeVISLEDOroSWP5p2LRFDlNALz3YnM7MfkYRWMjZBLW99CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T09:51:59.379835Z"},"content_sha256":"2b8e78cd09c291b0f7ce0238c7848e1bbfae034ab0ee8035311ae5c21965aeb9","schema_version":"1.0","event_id":"sha256:2b8e78cd09c291b0f7ce0238c7848e1bbfae034ab0ee8035311ae5c21965aeb9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6OH3DSZAKNNFJR4WQMAELGYEIA/bundle.json","state_url":"https://pith.science/pith/6OH3DSZAKNNFJR4WQMAELGYEIA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6OH3DSZAKNNFJR4WQMAELGYEIA/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":"2026-06-05T09:51:59Z","links":{"resolver":"https://pith.science/pith/6OH3DSZAKNNFJR4WQMAELGYEIA","bundle":"https://pith.science/pith/6OH3DSZAKNNFJR4WQMAELGYEIA/bundle.json","state":"https://pith.science/pith/6OH3DSZAKNNFJR4WQMAELGYEIA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6OH3DSZAKNNFJR4WQMAELGYEIA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:6OH3DSZAKNNFJR4WQMAELGYEIA","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":"c9b4c166905813880d6af3f6198122ee2436e7cc53a354280570235cf854c5fc","cross_cats_sorted":["cs.CV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-12-30T10:27:23Z","title_canon_sha256":"646d31475773d1bc5f4587bb60d47bbfc65e595cf6d428390a2d4dc4e6d8c74c"},"schema_version":"1.0","source":{"id":"1501.03997","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1501.03997","created_at":"2026-05-18T01:41:10Z"},{"alias_kind":"arxiv_version","alias_value":"1501.03997v1","created_at":"2026-05-18T01:41:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1501.03997","created_at":"2026-05-18T01:41:10Z"},{"alias_kind":"pith_short_12","alias_value":"6OH3DSZAKNNF","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_16","alias_value":"6OH3DSZAKNNFJR4W","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_8","alias_value":"6OH3DSZA","created_at":"2026-05-18T12:28:16Z"}],"graph_snapshots":[{"event_id":"sha256:2b8e78cd09c291b0f7ce0238c7848e1bbfae034ab0ee8035311ae5c21965aeb9","target":"graph","created_at":"2026-05-18T01:41:10Z","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":"The input numerical aperture (NA) of multimode fiber (MMF) can be effectively increased by placing turbid media at the input end of the MMF. This provides the potential for high-resolution imaging through the MMF. While the input NA is increased, the number of propagation modes in the MMF and hence the output NA remains the same. This makes the image reconstruction process underdetermined and may limit the quality of the image reconstruction. In this paper, we aim to improve the signal to noise ratio (SNR) of the image reconstruction in imaging through MMF. We notice that turbid media placed i","authors_text":"Changhyeong Yoon, Euiheon Chung, Heung-No Lee, Hwanchol Jang, Wonshik Choi","cross_cats":["cs.CV"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-12-30T10:27:23Z","title":"Holistic random encoding for imaging through multimode fibers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1501.03997","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:a6831d74183d724769a20c9bef49877ca8086593fe9181d84d35ef0aa676a8d9","target":"record","created_at":"2026-05-18T01:41:10Z","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":"c9b4c166905813880d6af3f6198122ee2436e7cc53a354280570235cf854c5fc","cross_cats_sorted":["cs.CV"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-12-30T10:27:23Z","title_canon_sha256":"646d31475773d1bc5f4587bb60d47bbfc65e595cf6d428390a2d4dc4e6d8c74c"},"schema_version":"1.0","source":{"id":"1501.03997","kind":"arxiv","version":1}},"canonical_sha256":"f38fb1cb20535a54c7968300459b04402c08ea611d6b121847d47017b9f4d53f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f38fb1cb20535a54c7968300459b04402c08ea611d6b121847d47017b9f4d53f","first_computed_at":"2026-05-18T01:41:10.552604Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:41:10.552604Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HNpUZbIyTAoK/wPJLFUrvMjvbtBSOkYCafoZXCCdLm74HXe/l8iYCM6Nb6xs4eMm/JPEWJA2K+Mm61fsW9y4Dw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:41:10.553251Z","signed_message":"canonical_sha256_bytes"},"source_id":"1501.03997","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a6831d74183d724769a20c9bef49877ca8086593fe9181d84d35ef0aa676a8d9","sha256:2b8e78cd09c291b0f7ce0238c7848e1bbfae034ab0ee8035311ae5c21965aeb9"],"state_sha256":"2de10a0feb792502bf77df1e2034e57eec9bf675d3337994637ca268d223e34c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xnZX4h3H7t1KNMp2uX+a23pMPa746yO6H0EvXlXBsqVH82MaL1+x8MoK6dJ2VwG4gXCU5Gk5VDAHEiE5qGIQCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T09:51:59.382382Z","bundle_sha256":"3e37934e8e55256391f448a5be05852f8d8fca837cbee906dd3c811e8639cddb"}}