{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:EDKOE6YAJEPEDFXGTQOFMIRL4Z","short_pith_number":"pith:EDKOE6YA","canonical_record":{"source":{"id":"2606.06889","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"q-bio.GN","submitted_at":"2026-06-05T04:13:32Z","cross_cats_sorted":[],"title_canon_sha256":"c2bbaf758366336c92603add4f2dc8b7488cd2878d5d4c20ada3b7b93f6846cd","abstract_canon_sha256":"3bbfcf826401221969207b8610e1befd777630a25bc1ba794ce285987d437619"},"schema_version":"1.0"},"canonical_sha256":"20d4e27b00491e4196e69c1c56222be679c20c1ae7b2ed6d2bad179ec2069444","source":{"kind":"arxiv","id":"2606.06889","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.06889","created_at":"2026-06-08T01:04:34Z"},{"alias_kind":"arxiv_version","alias_value":"2606.06889v1","created_at":"2026-06-08T01:04:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.06889","created_at":"2026-06-08T01:04:34Z"},{"alias_kind":"pith_short_12","alias_value":"EDKOE6YAJEPE","created_at":"2026-06-08T01:04:34Z"},{"alias_kind":"pith_short_16","alias_value":"EDKOE6YAJEPEDFXG","created_at":"2026-06-08T01:04:34Z"},{"alias_kind":"pith_short_8","alias_value":"EDKOE6YA","created_at":"2026-06-08T01:04:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:EDKOE6YAJEPEDFXGTQOFMIRL4Z","target":"record","payload":{"canonical_record":{"source":{"id":"2606.06889","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"q-bio.GN","submitted_at":"2026-06-05T04:13:32Z","cross_cats_sorted":[],"title_canon_sha256":"c2bbaf758366336c92603add4f2dc8b7488cd2878d5d4c20ada3b7b93f6846cd","abstract_canon_sha256":"3bbfcf826401221969207b8610e1befd777630a25bc1ba794ce285987d437619"},"schema_version":"1.0"},"canonical_sha256":"20d4e27b00491e4196e69c1c56222be679c20c1ae7b2ed6d2bad179ec2069444","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-08T01:04:34.151404Z","signature_b64":"wrWsUopqdnZSs1woevS/NCouMyqe2pHOD7i+dECcxxHUQCfE03qTPczGPk0hxnvBQkqLjO25GDessKuZfnGcDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"20d4e27b00491e4196e69c1c56222be679c20c1ae7b2ed6d2bad179ec2069444","last_reissued_at":"2026-06-08T01:04:34.150541Z","signature_status":"signed_v1","first_computed_at":"2026-06-08T01:04:34.150541Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.06889","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":"2026-06-08T01:04:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dmKvAJkfVZAWjAqQ7C1uZEYEd85eBjIwa0zA6f3EcGTEJQ5cjpbVtEb4GcWTjbCIvL0VNn62e+HwpNd7VGhSAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T10:33:13.385260Z"},"content_sha256":"ed37cf444a073f3e6de6d9ef3cc2a970ae63b6746b8cc3b15ac0ee582ea6b840","schema_version":"1.0","event_id":"sha256:ed37cf444a073f3e6de6d9ef3cc2a970ae63b6746b8cc3b15ac0ee582ea6b840"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:EDKOE6YAJEPEDFXGTQOFMIRL4Z","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"From Genomes to Algorithms: Neural Network Applications for Palimpsest Detection in Medieval Manuscripts","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"q-bio.GN","authors_text":"James B. Harr III, Kelly A. Meiklejohn, Madelin E. Blong, Tessa Gadomski, William E. Gundling Jr","submitted_at":"2026-06-05T04:13:32Z","abstract_excerpt":"Biocodicology, the study of biological information preserved in manuscripts, offers new opportunities to examine parchment as both a textual and biological artefact. This study applies non-destructive sampling to isolate and sequence mitochondrial genomes (mtGenomes) from a 14th-century manuscript, Ms. Codex 1629, which contains both single-use and palimpsested folios. We sought to evaluate whether palimpsest preparation, including chemical washing, compromised DNA integrity and whether computational methods could aid in identifying reused parchment. DNA sequencing revealed that both single-us"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.06889","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/2606.06889/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":"2026-06-08T01:04:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"k5LeuUDYlcO7plf+b6LMcpGcTMyUebr1hG4ue+/QM++EoFob/Lnt9H8akOgGtpAJKR8xiRwppzD3vWlATcEVBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-05T10:33:13.385788Z"},"content_sha256":"798f5e171fbb968c9bf54db107816f7d216ec527380537258f2f3e1b13d8441e","schema_version":"1.0","event_id":"sha256:798f5e171fbb968c9bf54db107816f7d216ec527380537258f2f3e1b13d8441e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EDKOE6YAJEPEDFXGTQOFMIRL4Z/bundle.json","state_url":"https://pith.science/pith/EDKOE6YAJEPEDFXGTQOFMIRL4Z/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EDKOE6YAJEPEDFXGTQOFMIRL4Z/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":"2026-07-05T10:33:13Z","links":{"resolver":"https://pith.science/pith/EDKOE6YAJEPEDFXGTQOFMIRL4Z","bundle":"https://pith.science/pith/EDKOE6YAJEPEDFXGTQOFMIRL4Z/bundle.json","state":"https://pith.science/pith/EDKOE6YAJEPEDFXGTQOFMIRL4Z/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EDKOE6YAJEPEDFXGTQOFMIRL4Z/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:EDKOE6YAJEPEDFXGTQOFMIRL4Z","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":"3bbfcf826401221969207b8610e1befd777630a25bc1ba794ce285987d437619","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"q-bio.GN","submitted_at":"2026-06-05T04:13:32Z","title_canon_sha256":"c2bbaf758366336c92603add4f2dc8b7488cd2878d5d4c20ada3b7b93f6846cd"},"schema_version":"1.0","source":{"id":"2606.06889","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.06889","created_at":"2026-06-08T01:04:34Z"},{"alias_kind":"arxiv_version","alias_value":"2606.06889v1","created_at":"2026-06-08T01:04:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.06889","created_at":"2026-06-08T01:04:34Z"},{"alias_kind":"pith_short_12","alias_value":"EDKOE6YAJEPE","created_at":"2026-06-08T01:04:34Z"},{"alias_kind":"pith_short_16","alias_value":"EDKOE6YAJEPEDFXG","created_at":"2026-06-08T01:04:34Z"},{"alias_kind":"pith_short_8","alias_value":"EDKOE6YA","created_at":"2026-06-08T01:04:34Z"}],"graph_snapshots":[{"event_id":"sha256:798f5e171fbb968c9bf54db107816f7d216ec527380537258f2f3e1b13d8441e","target":"graph","created_at":"2026-06-08T01:04:34Z","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/2606.06889/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Biocodicology, the study of biological information preserved in manuscripts, offers new opportunities to examine parchment as both a textual and biological artefact. This study applies non-destructive sampling to isolate and sequence mitochondrial genomes (mtGenomes) from a 14th-century manuscript, Ms. Codex 1629, which contains both single-use and palimpsested folios. We sought to evaluate whether palimpsest preparation, including chemical washing, compromised DNA integrity and whether computational methods could aid in identifying reused parchment. DNA sequencing revealed that both single-us","authors_text":"James B. Harr III, Kelly A. Meiklejohn, Madelin E. Blong, Tessa Gadomski, William E. Gundling Jr","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"q-bio.GN","submitted_at":"2026-06-05T04:13:32Z","title":"From Genomes to Algorithms: Neural Network Applications for Palimpsest Detection in Medieval Manuscripts"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.06889","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:ed37cf444a073f3e6de6d9ef3cc2a970ae63b6746b8cc3b15ac0ee582ea6b840","target":"record","created_at":"2026-06-08T01:04:34Z","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":"3bbfcf826401221969207b8610e1befd777630a25bc1ba794ce285987d437619","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"q-bio.GN","submitted_at":"2026-06-05T04:13:32Z","title_canon_sha256":"c2bbaf758366336c92603add4f2dc8b7488cd2878d5d4c20ada3b7b93f6846cd"},"schema_version":"1.0","source":{"id":"2606.06889","kind":"arxiv","version":1}},"canonical_sha256":"20d4e27b00491e4196e69c1c56222be679c20c1ae7b2ed6d2bad179ec2069444","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"20d4e27b00491e4196e69c1c56222be679c20c1ae7b2ed6d2bad179ec2069444","first_computed_at":"2026-06-08T01:04:34.150541Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-08T01:04:34.150541Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wrWsUopqdnZSs1woevS/NCouMyqe2pHOD7i+dECcxxHUQCfE03qTPczGPk0hxnvBQkqLjO25GDessKuZfnGcDQ==","signature_status":"signed_v1","signed_at":"2026-06-08T01:04:34.151404Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.06889","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ed37cf444a073f3e6de6d9ef3cc2a970ae63b6746b8cc3b15ac0ee582ea6b840","sha256:798f5e171fbb968c9bf54db107816f7d216ec527380537258f2f3e1b13d8441e"],"state_sha256":"bb4f0e9a51f23d6c55ed4abd9fe3de5be9042be6be5b98a53956b14477980853"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"U+lz2zpOUiCx2rsAhsnl6KIWLmjEa0fBhnlkYnif8/UpMShTfIznEXDrIJD005UL33Wz46H3PE84RRGiyD2JDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-05T10:33:13.388436Z","bundle_sha256":"54c3798bb05883426e3bcf18e6905672125e97b959576b9361b4e7e437ad7004"}}