{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:WPS7YT75IUY6663H5YLDJ725A6","short_pith_number":"pith:WPS7YT75","canonical_record":{"source":{"id":"2608.09041","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-08-10T02:45:53Z","cross_cats_sorted":["cond-mat.soft"],"title_canon_sha256":"3a298f632dbb145ad8e43e668fbd1c585fbb54d0409cd37dafaab80121664218","abstract_canon_sha256":"3756a6662f673c73032010d18b51520b089c2b201fd55cd020600c34698b646f"},"schema_version":"1.0"},"canonical_sha256":"b3e5fc4ffd4531ef7b67ee1634ff5d07a64cd949ba8aa7efd4e2c1ce6d861a46","source":{"kind":"arxiv","id":"2608.09041","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2608.09041","created_at":"2026-08-11T02:21:39Z"},{"alias_kind":"arxiv_version","alias_value":"2608.09041v1","created_at":"2026-08-11T02:21:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.09041","created_at":"2026-08-11T02:21:39Z"},{"alias_kind":"pith_short_12","alias_value":"WPS7YT75IUY6","created_at":"2026-08-11T02:21:39Z"},{"alias_kind":"pith_short_16","alias_value":"WPS7YT75IUY6663H","created_at":"2026-08-11T02:21:39Z"},{"alias_kind":"pith_short_8","alias_value":"WPS7YT75","created_at":"2026-08-11T02:21:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:WPS7YT75IUY6663H5YLDJ725A6","target":"record","payload":{"canonical_record":{"source":{"id":"2608.09041","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-08-10T02:45:53Z","cross_cats_sorted":["cond-mat.soft"],"title_canon_sha256":"3a298f632dbb145ad8e43e668fbd1c585fbb54d0409cd37dafaab80121664218","abstract_canon_sha256":"3756a6662f673c73032010d18b51520b089c2b201fd55cd020600c34698b646f"},"schema_version":"1.0"},"canonical_sha256":"b3e5fc4ffd4531ef7b67ee1634ff5d07a64cd949ba8aa7efd4e2c1ce6d861a46","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-08-11T02:21:39.976778Z","signature_b64":"IXYUTXsr09H+ubrKS7EQPPgUG7Ng+WHzjwJc2t+N9zJ7vmfqEu2MZ6cXYz5YkrusUHsFOZovWO/bWOkgUDCgBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b3e5fc4ffd4531ef7b67ee1634ff5d07a64cd949ba8aa7efd4e2c1ce6d861a46","last_reissued_at":"2026-08-11T02:21:39.975311Z","signature_status":"signed_v1","first_computed_at":"2026-08-11T02:21:39.975311Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2608.09041","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":"2026-08-11T02:21:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"P0PH2T8FOM5X1uYsTVdeXvcWLp25B8m3Wryonx2G6KYMMVtlfNuaBilOH7uToOel5spRQZzRmZiPEG5wFbllAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T19:15:05.289561Z"},"content_sha256":"5e6cb3d01b50d1235cb52fdd929b3192ba78fab5e7554b1caa0c15d425ff0a0d","schema_version":"1.0","event_id":"sha256:5e6cb3d01b50d1235cb52fdd929b3192ba78fab5e7554b1caa0c15d425ff0a0d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:WPS7YT75IUY6663H5YLDJ725A6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Wrinkling in Selected Polymer Thin Films Induced by Combined Ion Beam and Humidity Exposure","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.soft"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Alessia Danagoulian, Benli Jiang, Colette Abadie, Eda G\\\"uney, Gozde Ozaydin Ince, Grace Pettis, Jalal Karimzadeh Khoei, Jiaqi Tang, Jocelyn Zhang, Karl F. Ludwig Jr, Kevin E. Smith, Neil Baker, Nicholas Russo, Omid Moradi, Robert Sims Jr, Wei-Jing Chen","submitted_at":"2026-08-10T02:45:53Z","abstract_excerpt":"This study investigates ion beam sputtering (IBS)-induced surface wrinkling phenomena in three polymers with varying hydrophilicity: poly-hydroxy-ethyl-methacrylate (pHEMA), poly-4-vinyl pyridine (p4VP), and poly-2,4,6,8-tetramethyl-2,4,6,8-tetravinylcyclotetrasiloxane (pV4D4). It is observed that pHEMA and p4VP films wrinkle only when exposed to ion bombardment and subsequent water vapor exposure. No wrinkling is observed in pV4D4 under these same conditions. X-ray photoelectron spectroscopy (XPS) and Fourier transform infrared spectroscopy (FTIR) are performed before IBS, after IBS, and afte"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.09041","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/2608.09041/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":"2026-08-11T02:21:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2uNa4aryONMAkGAnq9Tzz1BRGnoZuhSrNyeg7g+W7APDdUPANke+VaqIahEDBTMpiODghH3X4ZdyJtTPTg7kCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T19:15:05.290072Z"},"content_sha256":"c76310248b39b088044ff34bb4f84f7840b5d4791030b98e74bf5b78345b1ea1","schema_version":"1.0","event_id":"sha256:c76310248b39b088044ff34bb4f84f7840b5d4791030b98e74bf5b78345b1ea1"},{"event_type":"integrity_finding","subject_pith_number":"pith:2026:WPS7YT75IUY6663H5YLDJ725A6","target":"integrity","payload":{"note":"DOI in the printed bibliography is fragmented by whitespace or line breaks. A longer candidate (10.1007/s10853-018-2888-x) was visible in the surrounding text but could not be confirmed against doi.org as printed.","snippet":"M. Maaz, T. Elzein, D. Dragoe, A. Bejjani, N. Jar- roux, C. Poulard, N. Aubry-Barroca, B. Nsouli, P. Roger, Poly(4-vinylpyridine)-modified silica for effi- cient oil/water separation, Journal of Materials Science 54 (2) (2019) 1184–1196. do","arxiv_id":"2608.09041","detector":"doi_compliance","evidence":{"ref_index":38,"verdict_class":"incontrovertible","resolved_title":null,"printed_excerpt":"10.1007/s10853-018-2888-","reconstructed_doi":"10.1007/s10853-018-2888-x"},"severity":"advisory","ref_index":38,"audited_at":"2026-08-14T04:38:34.438202Z","event_type":"pith.integrity.v1","detected_doi":"10.1007/s10853-018-2888-x","detector_url":"https://pith.science/pith-integrity-protocol#doi_compliance","external_url":null,"finding_type":"recoverable_identifier","evidence_hash":"d2196790aea0682e1c9dcae4fcf25e7b0220b5744466f68d721e28a625d9bb2a","paper_version":1,"verdict_class":"incontrovertible","resolved_title":null,"detector_version":"1.1.0","detected_arxiv_id":null,"integrity_event_id":19506,"payload_sha256":"812f237c59122703a6be3892581dfe26b42e53df5c9b882b91f92427a4ee5e88","signature_b64":"3DQnCiGkcKCqCE1DVgSJm2bACHoa+DOeZzCNCTxwD7sBRFgpyVxEfw6U02Sj2hriug8HPmFEsWC1EMIBLHiUDQ==","signing_key_id":"pith-v1-2026-05"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-08-14T04:38:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xnd48WeBbFPAnqrmGUvqjjwk6bSMkU/yl9XOsIU7wKAZa1WO39mIZsuL7nXGQg+7nR+EbE2i9Z439bK2TVu2Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T19:15:05.294263Z"},"content_sha256":"8bbc00f7dd8c01a0500e77c1030684fc4b3de9cc1835ec4d62367fdab72bcc76","schema_version":"1.0","event_id":"sha256:8bbc00f7dd8c01a0500e77c1030684fc4b3de9cc1835ec4d62367fdab72bcc76"},{"event_type":"integrity_finding","subject_pith_number":"pith:2026:WPS7YT75IUY6663H5YLDJ725A6","target":"integrity","payload":{"note":"DOI in the printed bibliography is fragmented by whitespace or line breaks. A longer candidate (10.1007/978-981-33-6084-6_1) was visible in the surrounding text but could not be confirmed against doi.org as printed.","snippet":"H. Kaur, B. Rana, D. Tomar, S. Kaur, K. C. Jena, Fun- damentals of ATR-FTIR Spectroscopy and Its Role for Probing In-Situ Molecular-Level Interactions, in: D. K. Singh, M. Pradhan, A. Materny (Eds.), Modern Tech- niques of Spectroscopy, V o","arxiv_id":"2608.09041","detector":"doi_compliance","evidence":{"ref_index":27,"verdict_class":"incontrovertible","resolved_title":null,"printed_excerpt":"10.1007/978-981-33-6084-","reconstructed_doi":"10.1007/978-981-33-6084-6_1"},"severity":"advisory","ref_index":27,"audited_at":"2026-08-14T04:38:34.438202Z","event_type":"pith.integrity.v1","detected_doi":"10.1007/978-981-33-6084-6_1","detector_url":"https://pith.science/pith-integrity-protocol#doi_compliance","external_url":null,"finding_type":"recoverable_identifier","evidence_hash":"3b0f7029f4080bbe9e3f18965ddb83059131a4c9e1358b4c85de6b0b6f033560","paper_version":1,"verdict_class":"incontrovertible","resolved_title":null,"detector_version":"1.1.0","detected_arxiv_id":null,"integrity_event_id":19505,"payload_sha256":"9c1abea4f12e52cfe18863bcce79365bb98fc2faf30ba0fe4b1f50ec99a56f9b","signature_b64":"fsVH1vUBxM1TuG2a5WTXS1dFhPOUY2/wWyiD8u2VbDKb1U2LiGcEUkfRJ4ZIaY58/3V3//6F6SHtB9msgvPACQ==","signing_key_id":"pith-v1-2026-05"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-08-14T04:38:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vARUNyvQ9eObq4RdZBlT14S9SZsoUkjZjg4O/ExFm6sUTpxIUNpz8POZ4BbeGeJVxlZJd7oo0L3TcizRQKaZCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T19:15:05.294699Z"},"content_sha256":"e671c65136782ad822fe0d312aefb8fe55a650edb5f52d1ec53ffc5e4b96cbd1","schema_version":"1.0","event_id":"sha256:e671c65136782ad822fe0d312aefb8fe55a650edb5f52d1ec53ffc5e4b96cbd1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WPS7YT75IUY6663H5YLDJ725A6/bundle.json","state_url":"https://pith.science/pith/WPS7YT75IUY6663H5YLDJ725A6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WPS7YT75IUY6663H5YLDJ725A6/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":"2026-08-20T19:15:05Z","links":{"resolver":"https://pith.science/pith/WPS7YT75IUY6663H5YLDJ725A6","bundle":"https://pith.science/pith/WPS7YT75IUY6663H5YLDJ725A6/bundle.json","state":"https://pith.science/pith/WPS7YT75IUY6663H5YLDJ725A6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WPS7YT75IUY6663H5YLDJ725A6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:WPS7YT75IUY6663H5YLDJ725A6","merge_version":"pith-open-graph-merge-v1","event_count":4,"valid_event_count":4,"invalid_event_count":0,"equivocation_count":1,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"3756a6662f673c73032010d18b51520b089c2b201fd55cd020600c34698b646f","cross_cats_sorted":["cond-mat.soft"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-08-10T02:45:53Z","title_canon_sha256":"3a298f632dbb145ad8e43e668fbd1c585fbb54d0409cd37dafaab80121664218"},"schema_version":"1.0","source":{"id":"2608.09041","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2608.09041","created_at":"2026-08-11T02:21:39Z"},{"alias_kind":"arxiv_version","alias_value":"2608.09041v1","created_at":"2026-08-11T02:21:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.09041","created_at":"2026-08-11T02:21:39Z"},{"alias_kind":"pith_short_12","alias_value":"WPS7YT75IUY6","created_at":"2026-08-11T02:21:39Z"},{"alias_kind":"pith_short_16","alias_value":"WPS7YT75IUY6663H","created_at":"2026-08-11T02:21:39Z"},{"alias_kind":"pith_short_8","alias_value":"WPS7YT75","created_at":"2026-08-11T02:21:39Z"}],"graph_snapshots":[{"event_id":"sha256:c76310248b39b088044ff34bb4f84f7840b5d4791030b98e74bf5b78345b1ea1","target":"graph","created_at":"2026-08-11T02:21:39Z","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/2608.09041/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This study investigates ion beam sputtering (IBS)-induced surface wrinkling phenomena in three polymers with varying hydrophilicity: poly-hydroxy-ethyl-methacrylate (pHEMA), poly-4-vinyl pyridine (p4VP), and poly-2,4,6,8-tetramethyl-2,4,6,8-tetravinylcyclotetrasiloxane (pV4D4). It is observed that pHEMA and p4VP films wrinkle only when exposed to ion bombardment and subsequent water vapor exposure. No wrinkling is observed in pV4D4 under these same conditions. X-ray photoelectron spectroscopy (XPS) and Fourier transform infrared spectroscopy (FTIR) are performed before IBS, after IBS, and afte","authors_text":"Alessia Danagoulian, Benli Jiang, Colette Abadie, Eda G\\\"uney, Gozde Ozaydin Ince, Grace Pettis, Jalal Karimzadeh Khoei, Jiaqi Tang, Jocelyn Zhang, Karl F. Ludwig Jr, Kevin E. Smith, Neil Baker, Nicholas Russo, Omid Moradi, Robert Sims Jr, Wei-Jing Chen","cross_cats":["cond-mat.soft"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-08-10T02:45:53Z","title":"Wrinkling in Selected Polymer Thin Films Induced by Combined Ion Beam and Humidity Exposure"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.09041","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":"sha256:5e6cb3d01b50d1235cb52fdd929b3192ba78fab5e7554b1caa0c15d425ff0a0d","target":"record","created_at":"2026-08-11T02:21:39Z","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":"3756a6662f673c73032010d18b51520b089c2b201fd55cd020600c34698b646f","cross_cats_sorted":["cond-mat.soft"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-08-10T02:45:53Z","title_canon_sha256":"3a298f632dbb145ad8e43e668fbd1c585fbb54d0409cd37dafaab80121664218"},"schema_version":"1.0","source":{"id":"2608.09041","kind":"arxiv","version":1}},"canonical_sha256":"b3e5fc4ffd4531ef7b67ee1634ff5d07a64cd949ba8aa7efd4e2c1ce6d861a46","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b3e5fc4ffd4531ef7b67ee1634ff5d07a64cd949ba8aa7efd4e2c1ce6d861a46","first_computed_at":"2026-08-11T02:21:39.975311Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-08-11T02:21:39.975311Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IXYUTXsr09H+ubrKS7EQPPgUG7Ng+WHzjwJc2t+N9zJ7vmfqEu2MZ6cXYz5YkrusUHsFOZovWO/bWOkgUDCgBA==","signature_status":"signed_v1","signed_at":"2026-08-11T02:21:39.976778Z","signed_message":"canonical_sha256_bytes"},"source_id":"2608.09041","source_kind":"arxiv","source_version":1}}},"equivocations":[{"signer_id":"pith.science","event_type":"integrity_finding","target":"integrity","event_ids":["sha256:8bbc00f7dd8c01a0500e77c1030684fc4b3de9cc1835ec4d62367fdab72bcc76","sha256:e671c65136782ad822fe0d312aefb8fe55a650edb5f52d1ec53ffc5e4b96cbd1"]}],"invalid_events":[],"applied_event_ids":["sha256:5e6cb3d01b50d1235cb52fdd929b3192ba78fab5e7554b1caa0c15d425ff0a0d","sha256:c76310248b39b088044ff34bb4f84f7840b5d4791030b98e74bf5b78345b1ea1"],"state_sha256":"09ac8426570bbfededc1d6514350e8ab676fc4bbbab436ad71d93aedcd7cb03c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"P5CNplmZIlnmUyE1TagVxz097dNathRgYxCEQpValTNMhWQYq16wd3D/pRR5u2IZRwmdWp/tYnf841P9Org1CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-20T19:15:05.297235Z","bundle_sha256":"06aecdafaa1304974f1ae6d0f1c6bd9e5c6ac29f610a401c7a451ea9d4c6df3d"}}