{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:NDXKMJAKIGYQB3H5JINKOIGJDP","short_pith_number":"pith:NDXKMJAK","canonical_record":{"source":{"id":"2605.13254","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"physics.app-ph","submitted_at":"2026-05-13T09:37:52Z","cross_cats_sorted":["cond-mat.supr-con","physics.ins-det","quant-ph"],"title_canon_sha256":"710b869159f00e20e670653d490747cfb8adc4bca7273aace3ac98a9b1454531","abstract_canon_sha256":"9bb46571551120b8896a4b6a668e7682516eddb82c95412fdd01b84ab4a1c15a"},"schema_version":"1.0"},"canonical_sha256":"68eea6240a41b100ecfd4a1aa720c91bd00f72d23ddd660bc50c69cacf2f7eec","source":{"kind":"arxiv","id":"2605.13254","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.13254","created_at":"2026-05-18T02:44:49Z"},{"alias_kind":"arxiv_version","alias_value":"2605.13254v1","created_at":"2026-05-18T02:44:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.13254","created_at":"2026-05-18T02:44:49Z"},{"alias_kind":"pith_short_12","alias_value":"NDXKMJAKIGYQ","created_at":"2026-05-18T12:33:37Z"},{"alias_kind":"pith_short_16","alias_value":"NDXKMJAKIGYQB3H5","created_at":"2026-05-18T12:33:37Z"},{"alias_kind":"pith_short_8","alias_value":"NDXKMJAK","created_at":"2026-05-18T12:33:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:NDXKMJAKIGYQB3H5JINKOIGJDP","target":"record","payload":{"canonical_record":{"source":{"id":"2605.13254","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"physics.app-ph","submitted_at":"2026-05-13T09:37:52Z","cross_cats_sorted":["cond-mat.supr-con","physics.ins-det","quant-ph"],"title_canon_sha256":"710b869159f00e20e670653d490747cfb8adc4bca7273aace3ac98a9b1454531","abstract_canon_sha256":"9bb46571551120b8896a4b6a668e7682516eddb82c95412fdd01b84ab4a1c15a"},"schema_version":"1.0"},"canonical_sha256":"68eea6240a41b100ecfd4a1aa720c91bd00f72d23ddd660bc50c69cacf2f7eec","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:44:49.405329Z","signature_b64":"AJiOKDVX1ZfRmd5kFwZfiii5EA3GP0zDM87kIqglyx+f958WWW37jjnPpyoOal2Zd047mDgJGmSelWpy78fRCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"68eea6240a41b100ecfd4a1aa720c91bd00f72d23ddd660bc50c69cacf2f7eec","last_reissued_at":"2026-05-18T02:44:49.404912Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:44:49.404912Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.13254","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":"2026-05-18T02:44:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Pd3gC+ows3CGGiUDRfgtgjS8RDMbfk7LmUjDFjHDVfPOzpzHPP0G2WI4y8Erg0NyEVN7JYPFTVudjfN0zrOcAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T17:11:28.171852Z"},"content_sha256":"332108e66417f6fe4bb079fedb122e31045c1ddeff543617f0f7b0c3f6f88830","schema_version":"1.0","event_id":"sha256:332108e66417f6fe4bb079fedb122e31045c1ddeff543617f0f7b0c3f6f88830"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:NDXKMJAKIGYQB3H5JINKOIGJDP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"In-situ tunable superconducting diode: towards field-free operation with infinite nonreciprocity","license":"http://creativecommons.org/publicdomain/zero/1.0/","headline":"Four-terminal Josephson junctions enable magnetic-field-free superconducting diodes with unlimited in-situ tunability and infinite nonreciprocity.","cross_cats":["cond-mat.supr-con","physics.ins-det","quant-ph"],"primary_cat":"physics.app-ph","authors_text":"Amirreza Lotfian, Razmik A. Hovhannisyan, Taras Golod, Vladimir M. Krasnov","submitted_at":"2026-05-13T09:37:52Z","abstract_excerpt":"Efficient, scalable, and magnetic-field-free superconducting diodes are essential for future superconducting electronics; yet, despite significant efforts, such practical devices remain unrealized. The main challenge lies in achieving broad-range in-situ tunability, both for optimization and for achieving transistor-like operation. Here, we study diodes based on four-terminal niobium planar Josephson junctions. We show that the multiterminal structure eliminates the need for an external magnetic field and enables essentially unrestricted in-situ tunability, along with reconfigurability of the "},"claims":{"count":4,"items":[{"kind":"strongest_claim","text":"We show that the multiterminal structure eliminates the need for an external magnetic field and enables essentially unrestricted in-situ tunability, along with reconfigurability of the diode polarity... we obtain effectively infinite nonreciprocity (within experimental resolution) leading to threshold-free ac-current rectification.","source":"verdict.strongest_claim","status":"machine_extracted","claim_id":"C1","attestation":"unclaimed"},{"kind":"weakest_assumption","text":"The four-terminal geometry inherently supplies sufficient asymmetry for diode operation without external magnetic field or additional engineered features; this is stated as a direct consequence of the multiterminal structure but is not derived from first principles in the abstract.","source":"verdict.weakest_assumption","status":"machine_extracted","claim_id":"C2","attestation":"unclaimed"},{"kind":"one_line_summary","text":"Four-terminal niobium planar Josephson junctions enable magnetic-field-free superconducting diodes with broad in-situ tunability and effectively infinite nonreciprocity for threshold-free rectification.","source":"verdict.one_line_summary","status":"machine_extracted","claim_id":"C3","attestation":"unclaimed"},{"kind":"headline","text":"Four-terminal Josephson junctions enable magnetic-field-free superconducting diodes with unlimited in-situ tunability and infinite nonreciprocity.","source":"verdict.pith_extraction.headline","status":"machine_extracted","claim_id":"C4","attestation":"unclaimed"}],"snapshot_sha256":"e2c5b4b70091ff5947a273055510911bbfca6ff323293705bb63fa946874e008"},"source":{"id":"2605.13254","kind":"arxiv","version":1},"verdict":{"id":"51552a87-bbcb-4427-a28d-191a07521b7e","model_set":{"reader":"grok-4.3"},"created_at":"2026-05-14T18:48:12.605293Z","strongest_claim":"We show that the multiterminal structure eliminates the need for an external magnetic field and enables essentially unrestricted in-situ tunability, along with reconfigurability of the diode polarity... we obtain effectively infinite nonreciprocity (within experimental resolution) leading to threshold-free ac-current rectification.","one_line_summary":"Four-terminal niobium planar Josephson junctions enable magnetic-field-free superconducting diodes with broad in-situ tunability and effectively infinite nonreciprocity for threshold-free rectification.","pipeline_version":"pith-pipeline@v0.9.0","weakest_assumption":"The four-terminal geometry inherently supplies sufficient asymmetry for diode operation without external magnetic field or additional engineered features; this is stated as a direct consequence of the multiterminal structure but is not derived from first principles in the abstract.","pith_extraction_headline":"Four-terminal Josephson junctions enable magnetic-field-free superconducting diodes with unlimited in-situ tunability and infinite nonreciprocity."},"references":{"count":46,"sample":[{"doi":"","year":2024,"title":"https://www.iea.org/reports/electricity-2024/executive- summary","work_id":"d3e9b544-a4bd-49c2-9ae5-aeb480eee88c","ref_index":1,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":1991,"title":"Likharev, K.K. and Semenov, V.K. RSFQ logic/memory family: A new Josephson-junction technology for sub- terahertz-clock-frequency digital systems.IEEE Trans. Appl. Supercond.,1(1), 3-28 (1991)","work_id":"1aa16ff5-d301-47c8-be3c-e3694e26bfe1","ref_index":2,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2013,"title":"Holmes, D. S., Ripple, A. L., & Manheimer, M. A. Energy-efficient superconducting computing—Power budgets and requirements.IEEE Trans. Appl. Supercond. 23, 1701610 (2013)","work_id":"f3605653-acaf-4a91-a0fb-2e8d21ba4548","ref_index":3,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2014,"title":"& Van Duzer, T","work_id":"a4f4ac69-7199-4f24-9617-e0cff4343868","ref_index":4,"cited_arxiv_id":"","is_internal_anchor":false},{"doi":"","year":2015,"title":"Golod, T., Iovan, A. & Krasnov, V.M. Single Abrikosov vortices as quantized information bits.Nat. Commun.6, 8628 (2015)","work_id":"e9ce28db-d59f-4bad-bbd6-e781f7601c6e","ref_index":5,"cited_arxiv_id":"","is_internal_anchor":false}],"resolved_work":46,"snapshot_sha256":"a2348ad8ca7af05e88d212e9f905f4805b54e9bb34cc6ba09f3db0696291a726","internal_anchors":0},"formal_canon":{"evidence_count":2,"snapshot_sha256":"1d6d198ed3bf311e2e6fff25a9ad910db76c607d2139037e45f2147eca8fe14c"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":"51552a87-bbcb-4427-a28d-191a07521b7e"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:44:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"B3Tzu4jJDHvP6yxQwXiN8kOnTeB36WaQbHayxM3UZ8oI96sK52Ut42eE36eoeXSojBk2NOPzte+1LX3KlvacAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T17:11:28.172561Z"},"content_sha256":"fd4bd3cad843ccc6ce7ff789dd6ff9eb39f9155f6442d746dc0399efeb86702c","schema_version":"1.0","event_id":"sha256:fd4bd3cad843ccc6ce7ff789dd6ff9eb39f9155f6442d746dc0399efeb86702c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NDXKMJAKIGYQB3H5JINKOIGJDP/bundle.json","state_url":"https://pith.science/pith/NDXKMJAKIGYQB3H5JINKOIGJDP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NDXKMJAKIGYQB3H5JINKOIGJDP/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":"2026-06-02T17:11:28Z","links":{"resolver":"https://pith.science/pith/NDXKMJAKIGYQB3H5JINKOIGJDP","bundle":"https://pith.science/pith/NDXKMJAKIGYQB3H5JINKOIGJDP/bundle.json","state":"https://pith.science/pith/NDXKMJAKIGYQB3H5JINKOIGJDP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NDXKMJAKIGYQB3H5JINKOIGJDP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:NDXKMJAKIGYQB3H5JINKOIGJDP","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":"9bb46571551120b8896a4b6a668e7682516eddb82c95412fdd01b84ab4a1c15a","cross_cats_sorted":["cond-mat.supr-con","physics.ins-det","quant-ph"],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"physics.app-ph","submitted_at":"2026-05-13T09:37:52Z","title_canon_sha256":"710b869159f00e20e670653d490747cfb8adc4bca7273aace3ac98a9b1454531"},"schema_version":"1.0","source":{"id":"2605.13254","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.13254","created_at":"2026-05-18T02:44:49Z"},{"alias_kind":"arxiv_version","alias_value":"2605.13254v1","created_at":"2026-05-18T02:44:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.13254","created_at":"2026-05-18T02:44:49Z"},{"alias_kind":"pith_short_12","alias_value":"NDXKMJAKIGYQ","created_at":"2026-05-18T12:33:37Z"},{"alias_kind":"pith_short_16","alias_value":"NDXKMJAKIGYQB3H5","created_at":"2026-05-18T12:33:37Z"},{"alias_kind":"pith_short_8","alias_value":"NDXKMJAK","created_at":"2026-05-18T12:33:37Z"}],"graph_snapshots":[{"event_id":"sha256:fd4bd3cad843ccc6ce7ff789dd6ff9eb39f9155f6442d746dc0399efeb86702c","target":"graph","created_at":"2026-05-18T02:44:49Z","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":4,"items":[{"attestation":"unclaimed","claim_id":"C1","kind":"strongest_claim","source":"verdict.strongest_claim","status":"machine_extracted","text":"We show that the multiterminal structure eliminates the need for an external magnetic field and enables essentially unrestricted in-situ tunability, along with reconfigurability of the diode polarity... we obtain effectively infinite nonreciprocity (within experimental resolution) leading to threshold-free ac-current rectification."},{"attestation":"unclaimed","claim_id":"C2","kind":"weakest_assumption","source":"verdict.weakest_assumption","status":"machine_extracted","text":"The four-terminal geometry inherently supplies sufficient asymmetry for diode operation without external magnetic field or additional engineered features; this is stated as a direct consequence of the multiterminal structure but is not derived from first principles in the abstract."},{"attestation":"unclaimed","claim_id":"C3","kind":"one_line_summary","source":"verdict.one_line_summary","status":"machine_extracted","text":"Four-terminal niobium planar Josephson junctions enable magnetic-field-free superconducting diodes with broad in-situ tunability and effectively infinite nonreciprocity for threshold-free rectification."},{"attestation":"unclaimed","claim_id":"C4","kind":"headline","source":"verdict.pith_extraction.headline","status":"machine_extracted","text":"Four-terminal Josephson junctions enable magnetic-field-free superconducting diodes with unlimited in-situ tunability and infinite nonreciprocity."}],"snapshot_sha256":"e2c5b4b70091ff5947a273055510911bbfca6ff323293705bb63fa946874e008"},"formal_canon":{"evidence_count":2,"snapshot_sha256":"1d6d198ed3bf311e2e6fff25a9ad910db76c607d2139037e45f2147eca8fe14c"},"paper":{"abstract_excerpt":"Efficient, scalable, and magnetic-field-free superconducting diodes are essential for future superconducting electronics; yet, despite significant efforts, such practical devices remain unrealized. The main challenge lies in achieving broad-range in-situ tunability, both for optimization and for achieving transistor-like operation. Here, we study diodes based on four-terminal niobium planar Josephson junctions. We show that the multiterminal structure eliminates the need for an external magnetic field and enables essentially unrestricted in-situ tunability, along with reconfigurability of the ","authors_text":"Amirreza Lotfian, Razmik A. Hovhannisyan, Taras Golod, Vladimir M. Krasnov","cross_cats":["cond-mat.supr-con","physics.ins-det","quant-ph"],"headline":"Four-terminal Josephson junctions enable magnetic-field-free superconducting diodes with unlimited in-situ tunability and infinite nonreciprocity.","license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"physics.app-ph","submitted_at":"2026-05-13T09:37:52Z","title":"In-situ tunable superconducting diode: towards field-free operation with infinite nonreciprocity"},"references":{"count":46,"internal_anchors":0,"resolved_work":46,"sample":[{"cited_arxiv_id":"","doi":"","is_internal_anchor":false,"ref_index":1,"title":"https://www.iea.org/reports/electricity-2024/executive- summary","work_id":"d3e9b544-a4bd-49c2-9ae5-aeb480eee88c","year":2024},{"cited_arxiv_id":"","doi":"","is_internal_anchor":false,"ref_index":2,"title":"Likharev, K.K. and Semenov, V.K. RSFQ logic/memory family: A new Josephson-junction technology for sub- terahertz-clock-frequency digital systems.IEEE Trans. Appl. Supercond.,1(1), 3-28 (1991)","work_id":"1aa16ff5-d301-47c8-be3c-e3694e26bfe1","year":1991},{"cited_arxiv_id":"","doi":"","is_internal_anchor":false,"ref_index":3,"title":"Holmes, D. S., Ripple, A. L., & Manheimer, M. A. Energy-efficient superconducting computing—Power budgets and requirements.IEEE Trans. Appl. Supercond. 23, 1701610 (2013)","work_id":"f3605653-acaf-4a91-a0fb-2e8d21ba4548","year":2013},{"cited_arxiv_id":"","doi":"","is_internal_anchor":false,"ref_index":4,"title":"& Van Duzer, T","work_id":"a4f4ac69-7199-4f24-9617-e0cff4343868","year":2014},{"cited_arxiv_id":"","doi":"","is_internal_anchor":false,"ref_index":5,"title":"Golod, T., Iovan, A. & Krasnov, V.M. Single Abrikosov vortices as quantized information bits.Nat. Commun.6, 8628 (2015)","work_id":"e9ce28db-d59f-4bad-bbd6-e781f7601c6e","year":2015}],"snapshot_sha256":"a2348ad8ca7af05e88d212e9f905f4805b54e9bb34cc6ba09f3db0696291a726"},"source":{"id":"2605.13254","kind":"arxiv","version":1},"verdict":{"created_at":"2026-05-14T18:48:12.605293Z","id":"51552a87-bbcb-4427-a28d-191a07521b7e","model_set":{"reader":"grok-4.3"},"one_line_summary":"Four-terminal niobium planar Josephson junctions enable magnetic-field-free superconducting diodes with broad in-situ tunability and effectively infinite nonreciprocity for threshold-free rectification.","pipeline_version":"pith-pipeline@v0.9.0","pith_extraction_headline":"Four-terminal Josephson junctions enable magnetic-field-free superconducting diodes with unlimited in-situ tunability and infinite nonreciprocity.","strongest_claim":"We show that the multiterminal structure eliminates the need for an external magnetic field and enables essentially unrestricted in-situ tunability, along with reconfigurability of the diode polarity... we obtain effectively infinite nonreciprocity (within experimental resolution) leading to threshold-free ac-current rectification.","weakest_assumption":"The four-terminal geometry inherently supplies sufficient asymmetry for diode operation without external magnetic field or additional engineered features; this is stated as a direct consequence of the multiterminal structure but is not derived from first principles in the abstract."}},"verdict_id":"51552a87-bbcb-4427-a28d-191a07521b7e"}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:332108e66417f6fe4bb079fedb122e31045c1ddeff543617f0f7b0c3f6f88830","target":"record","created_at":"2026-05-18T02:44:49Z","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":"9bb46571551120b8896a4b6a668e7682516eddb82c95412fdd01b84ab4a1c15a","cross_cats_sorted":["cond-mat.supr-con","physics.ins-det","quant-ph"],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"physics.app-ph","submitted_at":"2026-05-13T09:37:52Z","title_canon_sha256":"710b869159f00e20e670653d490747cfb8adc4bca7273aace3ac98a9b1454531"},"schema_version":"1.0","source":{"id":"2605.13254","kind":"arxiv","version":1}},"canonical_sha256":"68eea6240a41b100ecfd4a1aa720c91bd00f72d23ddd660bc50c69cacf2f7eec","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"68eea6240a41b100ecfd4a1aa720c91bd00f72d23ddd660bc50c69cacf2f7eec","first_computed_at":"2026-05-18T02:44:49.404912Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:44:49.404912Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AJiOKDVX1ZfRmd5kFwZfiii5EA3GP0zDM87kIqglyx+f958WWW37jjnPpyoOal2Zd047mDgJGmSelWpy78fRCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:44:49.405329Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.13254","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:332108e66417f6fe4bb079fedb122e31045c1ddeff543617f0f7b0c3f6f88830","sha256:fd4bd3cad843ccc6ce7ff789dd6ff9eb39f9155f6442d746dc0399efeb86702c"],"state_sha256":"ceaee3e9ba10c1d47f73ac2a1e1f569894882922a79c633eec4bdda4f19ae5ce"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zmdkmDHas4DY09Iugz+6FYtcIoTJ7qjmxtC9rldD5ete0ThiE+mCXAVVQ+R+aEy8ZoybpUuXTXJF/t/QtTtIAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T17:11:28.175755Z","bundle_sha256":"05047ea6d5c7c5dc6822d9ccaaad7dc2b2b979cc057aebe6f51ace62d895073f"}}