{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:QQEGGUIKLL5HOXB3HMNZWYDS74","short_pith_number":"pith:QQEGGUIK","canonical_record":{"source":{"id":"2308.10790","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.IV","submitted_at":"2023-08-21T15:34:32Z","cross_cats_sorted":["cs.CV"],"title_canon_sha256":"b0d295a7f07cdcfa2be05d87cc995545b08b589f790ef93bd11eaca07da20c18","abstract_canon_sha256":"2e7b546f211f5703424c4a61119cc2eead76862f8a7a443893e4301ce261c678"},"schema_version":"1.0"},"canonical_sha256":"840863510a5afa775c3b3b1b9b6072ff240c33b602a0b48c27360c6d003d2e87","source":{"kind":"arxiv","id":"2308.10790","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2308.10790","created_at":"2026-07-05T06:43:14Z"},{"alias_kind":"arxiv_version","alias_value":"2308.10790v1","created_at":"2026-07-05T06:43:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2308.10790","created_at":"2026-07-05T06:43:14Z"},{"alias_kind":"pith_short_12","alias_value":"QQEGGUIKLL5H","created_at":"2026-07-05T06:43:14Z"},{"alias_kind":"pith_short_16","alias_value":"QQEGGUIKLL5HOXB3","created_at":"2026-07-05T06:43:14Z"},{"alias_kind":"pith_short_8","alias_value":"QQEGGUIK","created_at":"2026-07-05T06:43:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:QQEGGUIKLL5HOXB3HMNZWYDS74","target":"record","payload":{"canonical_record":{"source":{"id":"2308.10790","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.IV","submitted_at":"2023-08-21T15:34:32Z","cross_cats_sorted":["cs.CV"],"title_canon_sha256":"b0d295a7f07cdcfa2be05d87cc995545b08b589f790ef93bd11eaca07da20c18","abstract_canon_sha256":"2e7b546f211f5703424c4a61119cc2eead76862f8a7a443893e4301ce261c678"},"schema_version":"1.0"},"canonical_sha256":"840863510a5afa775c3b3b1b9b6072ff240c33b602a0b48c27360c6d003d2e87","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:43:14.853793Z","signature_b64":"F01v6x4IKdH8emct7JKEMQECaE1Q38fAC7+mMhqsoDg13L9sMFfx1UnxdnjULQF1z9BLoRU1GoF+b1MVqydgBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"840863510a5afa775c3b3b1b9b6072ff240c33b602a0b48c27360c6d003d2e87","last_reissued_at":"2026-07-05T06:43:14.853382Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:43:14.853382Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2308.10790","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":"2026-07-05T06:43:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"of6Nc3LAUB83qYqWDChXLMHZZZUwV0cF0NbsmMD6EHu2RU0lAowjODI0G2OiNdkExrTKQLYf9iIALgr7Y6AaBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T19:25:14.705300Z"},"content_sha256":"c6efae3bfd2c2d1ab05dc31e45a3ed243b84df61f2d769ce6c45d61250dc4b0c","schema_version":"1.0","event_id":"sha256:c6efae3bfd2c2d1ab05dc31e45a3ed243b84df61f2d769ce6c45d61250dc4b0c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:QQEGGUIKLL5HOXB3HMNZWYDS74","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Extraction of Text from Optic Nerve Optical Coherence Tomography Reports","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["cs.CV"],"primary_cat":"eess.IV","authors_text":"Iyad Majid, Robert Chang, Sophia Y. Wang, Youchen Victor Zhang","submitted_at":"2023-08-21T15:34:32Z","abstract_excerpt":"Purpose: The purpose of this study was to develop and evaluate rule-based algorithms to enhance the extraction of text data, including retinal nerve fiber layer (RNFL) values and other ganglion cell count (GCC) data, from Zeiss Cirrus optical coherence tomography (OCT) scan reports. Methods: DICOM files that contained encapsulated PDF reports with RNFL or Ganglion Cell in their document titles were identified from a clinical imaging repository at a single academic ophthalmic center. PDF reports were then converted into image files and processed using the PaddleOCR Python package for optical ch"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2308.10790","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/2308.10790/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":"2026-07-05T06:43:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WNqTapKGC2n0g23rDgUmEogG4xGuNxN2ictuN47QQhHTgDplzXPxSK32wTkVno3NAP1IkxgAJ04mdYxqpJIWDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T19:25:14.706079Z"},"content_sha256":"0d877a6205270f21f1fc104cd805365b98cfd2f39a372b25b8c935ec7baa1c9e","schema_version":"1.0","event_id":"sha256:0d877a6205270f21f1fc104cd805365b98cfd2f39a372b25b8c935ec7baa1c9e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QQEGGUIKLL5HOXB3HMNZWYDS74/bundle.json","state_url":"https://pith.science/pith/QQEGGUIKLL5HOXB3HMNZWYDS74/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QQEGGUIKLL5HOXB3HMNZWYDS74/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":"2026-08-06T19:25:14Z","links":{"resolver":"https://pith.science/pith/QQEGGUIKLL5HOXB3HMNZWYDS74","bundle":"https://pith.science/pith/QQEGGUIKLL5HOXB3HMNZWYDS74/bundle.json","state":"https://pith.science/pith/QQEGGUIKLL5HOXB3HMNZWYDS74/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QQEGGUIKLL5HOXB3HMNZWYDS74/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:QQEGGUIKLL5HOXB3HMNZWYDS74","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":"2e7b546f211f5703424c4a61119cc2eead76862f8a7a443893e4301ce261c678","cross_cats_sorted":["cs.CV"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.IV","submitted_at":"2023-08-21T15:34:32Z","title_canon_sha256":"b0d295a7f07cdcfa2be05d87cc995545b08b589f790ef93bd11eaca07da20c18"},"schema_version":"1.0","source":{"id":"2308.10790","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2308.10790","created_at":"2026-07-05T06:43:14Z"},{"alias_kind":"arxiv_version","alias_value":"2308.10790v1","created_at":"2026-07-05T06:43:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2308.10790","created_at":"2026-07-05T06:43:14Z"},{"alias_kind":"pith_short_12","alias_value":"QQEGGUIKLL5H","created_at":"2026-07-05T06:43:14Z"},{"alias_kind":"pith_short_16","alias_value":"QQEGGUIKLL5HOXB3","created_at":"2026-07-05T06:43:14Z"},{"alias_kind":"pith_short_8","alias_value":"QQEGGUIK","created_at":"2026-07-05T06:43:14Z"}],"graph_snapshots":[{"event_id":"sha256:0d877a6205270f21f1fc104cd805365b98cfd2f39a372b25b8c935ec7baa1c9e","target":"graph","created_at":"2026-07-05T06:43:14Z","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/2308.10790/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Purpose: The purpose of this study was to develop and evaluate rule-based algorithms to enhance the extraction of text data, including retinal nerve fiber layer (RNFL) values and other ganglion cell count (GCC) data, from Zeiss Cirrus optical coherence tomography (OCT) scan reports. Methods: DICOM files that contained encapsulated PDF reports with RNFL or Ganglion Cell in their document titles were identified from a clinical imaging repository at a single academic ophthalmic center. PDF reports were then converted into image files and processed using the PaddleOCR Python package for optical ch","authors_text":"Iyad Majid, Robert Chang, Sophia Y. Wang, Youchen Victor Zhang","cross_cats":["cs.CV"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.IV","submitted_at":"2023-08-21T15:34:32Z","title":"Extraction of Text from Optic Nerve Optical Coherence Tomography Reports"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2308.10790","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:c6efae3bfd2c2d1ab05dc31e45a3ed243b84df61f2d769ce6c45d61250dc4b0c","target":"record","created_at":"2026-07-05T06:43:14Z","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":"2e7b546f211f5703424c4a61119cc2eead76862f8a7a443893e4301ce261c678","cross_cats_sorted":["cs.CV"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.IV","submitted_at":"2023-08-21T15:34:32Z","title_canon_sha256":"b0d295a7f07cdcfa2be05d87cc995545b08b589f790ef93bd11eaca07da20c18"},"schema_version":"1.0","source":{"id":"2308.10790","kind":"arxiv","version":1}},"canonical_sha256":"840863510a5afa775c3b3b1b9b6072ff240c33b602a0b48c27360c6d003d2e87","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"840863510a5afa775c3b3b1b9b6072ff240c33b602a0b48c27360c6d003d2e87","first_computed_at":"2026-07-05T06:43:14.853382Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:43:14.853382Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"F01v6x4IKdH8emct7JKEMQECaE1Q38fAC7+mMhqsoDg13L9sMFfx1UnxdnjULQF1z9BLoRU1GoF+b1MVqydgBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T06:43:14.853793Z","signed_message":"canonical_sha256_bytes"},"source_id":"2308.10790","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c6efae3bfd2c2d1ab05dc31e45a3ed243b84df61f2d769ce6c45d61250dc4b0c","sha256:0d877a6205270f21f1fc104cd805365b98cfd2f39a372b25b8c935ec7baa1c9e"],"state_sha256":"12ac08ac95169d640e81b6e29fa9d66e8d313e3dfe13bc74f550e80af1c636ab"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+dMl1UhGEfKMXmdN/WL5JKLiE9Wh3eDqgg2o5OIiWYNPSzUKyHDd5oUdWltxUtu7zDt3TnFuM/veP/z/ZV6FAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T19:25:14.713018Z","bundle_sha256":"e9b7092003f93e174ccad030695fb648f00dcafe0a88ab66d05384ec9305cf9b"}}