{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:DEKTRIG624ASKGC253Q6H7ZWEJ","short_pith_number":"pith:DEKTRIG6","canonical_record":{"source":{"id":"2305.06776","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.acc-ph","submitted_at":"2023-05-11T12:58:17Z","cross_cats_sorted":[],"title_canon_sha256":"c3fb82f6632fde2b47ab1b517aabe9ea6768ca43e79f3d99e8c85eb8f5f0e8b6","abstract_canon_sha256":"3c229988866b5269e9ee3c6f5613c6ff691f45188fc821bcd971c8a97293391c"},"schema_version":"1.0"},"canonical_sha256":"191538a0ded70125185aeee1e3ff36224edb7b0c0bf38ee25ea057f7cb62b94d","source":{"kind":"arxiv","id":"2305.06776","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.06776","created_at":"2026-07-05T06:09:16Z"},{"alias_kind":"arxiv_version","alias_value":"2305.06776v1","created_at":"2026-07-05T06:09:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.06776","created_at":"2026-07-05T06:09:16Z"},{"alias_kind":"pith_short_12","alias_value":"DEKTRIG624AS","created_at":"2026-07-05T06:09:16Z"},{"alias_kind":"pith_short_16","alias_value":"DEKTRIG624ASKGC2","created_at":"2026-07-05T06:09:16Z"},{"alias_kind":"pith_short_8","alias_value":"DEKTRIG6","created_at":"2026-07-05T06:09:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:DEKTRIG624ASKGC253Q6H7ZWEJ","target":"record","payload":{"canonical_record":{"source":{"id":"2305.06776","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.acc-ph","submitted_at":"2023-05-11T12:58:17Z","cross_cats_sorted":[],"title_canon_sha256":"c3fb82f6632fde2b47ab1b517aabe9ea6768ca43e79f3d99e8c85eb8f5f0e8b6","abstract_canon_sha256":"3c229988866b5269e9ee3c6f5613c6ff691f45188fc821bcd971c8a97293391c"},"schema_version":"1.0"},"canonical_sha256":"191538a0ded70125185aeee1e3ff36224edb7b0c0bf38ee25ea057f7cb62b94d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:09:16.001755Z","signature_b64":"0Ktpkbj11bgls6m8x7i3jBnDjDrniwvptZP0hBWCsrsHYLxxB8sqiDNnZn3MzHRgElj2joswmUCkLrO7s8v0Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"191538a0ded70125185aeee1e3ff36224edb7b0c0bf38ee25ea057f7cb62b94d","last_reissued_at":"2026-07-05T06:09:16.001284Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:09:16.001284Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2305.06776","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":"2026-07-05T06:09:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"batdgLMkGxIhe3ii4Akiix/unxxhJvQZN/+zn57wi66CRAvwji9dP9Df8s4KWkTM14XWEeTcqXPJf7ocKvgIDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T16:08:19.883327Z"},"content_sha256":"e48d0986a3d333bec8fcaa725a14e8eeb0076c2234a0da7add08dfc84469c232","schema_version":"1.0","event_id":"sha256:e48d0986a3d333bec8fcaa725a14e8eeb0076c2234a0da7add08dfc84469c232"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:DEKTRIG624ASKGC253Q6H7ZWEJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"20 T Dipole Magnet Based on Hybrid HTS/LTS Cos-Theta Coils with Stress Management","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.acc-ph","authors_text":"(2) LBNL, A.V. Zlobin (1), Berkeley), E. Barzi (1), I. Noviski (1), P. Ferracin (2) ((1) Fermilab","submitted_at":"2023-05-11T12:58:17Z","abstract_excerpt":"This paper presents the design concept of the dipole magnet with 50 mm aperture, 20 T nominal field and 13% margin based on a six-layer cos-theta (CT) hybrid coil design. Due to the high stresses and strains in the coil at high field, Stress Management (SM) elements are implemented in the CT coil geometry. The results of magnet magnetic analysis are presented and discussed. The key parameters of this design are compared with the parameters of similar magnets based on block-type and canted cos-theta coils."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.06776","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/2305.06776/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":"2026-07-05T06:09:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dy/f3ox0to6RbXciPQ4tNi8V+94RgSNLDGyYHNVUJk6gIntRQTYeoIqnBu7R0Z2qNnd7WwbRT7rIYw+LCrQPBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T16:08:19.884198Z"},"content_sha256":"16ebf1963e3412a71eea6249622b0d8fb532e7cf8605a92e64c1cf8da84ad8a8","schema_version":"1.0","event_id":"sha256:16ebf1963e3412a71eea6249622b0d8fb532e7cf8605a92e64c1cf8da84ad8a8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DEKTRIG624ASKGC253Q6H7ZWEJ/bundle.json","state_url":"https://pith.science/pith/DEKTRIG624ASKGC253Q6H7ZWEJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DEKTRIG624ASKGC253Q6H7ZWEJ/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":"2026-08-19T16:08:19Z","links":{"resolver":"https://pith.science/pith/DEKTRIG624ASKGC253Q6H7ZWEJ","bundle":"https://pith.science/pith/DEKTRIG624ASKGC253Q6H7ZWEJ/bundle.json","state":"https://pith.science/pith/DEKTRIG624ASKGC253Q6H7ZWEJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DEKTRIG624ASKGC253Q6H7ZWEJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:DEKTRIG624ASKGC253Q6H7ZWEJ","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":"3c229988866b5269e9ee3c6f5613c6ff691f45188fc821bcd971c8a97293391c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.acc-ph","submitted_at":"2023-05-11T12:58:17Z","title_canon_sha256":"c3fb82f6632fde2b47ab1b517aabe9ea6768ca43e79f3d99e8c85eb8f5f0e8b6"},"schema_version":"1.0","source":{"id":"2305.06776","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.06776","created_at":"2026-07-05T06:09:16Z"},{"alias_kind":"arxiv_version","alias_value":"2305.06776v1","created_at":"2026-07-05T06:09:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.06776","created_at":"2026-07-05T06:09:16Z"},{"alias_kind":"pith_short_12","alias_value":"DEKTRIG624AS","created_at":"2026-07-05T06:09:16Z"},{"alias_kind":"pith_short_16","alias_value":"DEKTRIG624ASKGC2","created_at":"2026-07-05T06:09:16Z"},{"alias_kind":"pith_short_8","alias_value":"DEKTRIG6","created_at":"2026-07-05T06:09:16Z"}],"graph_snapshots":[{"event_id":"sha256:16ebf1963e3412a71eea6249622b0d8fb532e7cf8605a92e64c1cf8da84ad8a8","target":"graph","created_at":"2026-07-05T06:09:16Z","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/2305.06776/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This paper presents the design concept of the dipole magnet with 50 mm aperture, 20 T nominal field and 13% margin based on a six-layer cos-theta (CT) hybrid coil design. Due to the high stresses and strains in the coil at high field, Stress Management (SM) elements are implemented in the CT coil geometry. The results of magnet magnetic analysis are presented and discussed. The key parameters of this design are compared with the parameters of similar magnets based on block-type and canted cos-theta coils.","authors_text":"(2) LBNL, A.V. Zlobin (1), Berkeley), E. Barzi (1), I. Noviski (1), P. Ferracin (2) ((1) Fermilab","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.acc-ph","submitted_at":"2023-05-11T12:58:17Z","title":"20 T Dipole Magnet Based on Hybrid HTS/LTS Cos-Theta Coils with Stress Management"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.06776","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:e48d0986a3d333bec8fcaa725a14e8eeb0076c2234a0da7add08dfc84469c232","target":"record","created_at":"2026-07-05T06:09:16Z","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":"3c229988866b5269e9ee3c6f5613c6ff691f45188fc821bcd971c8a97293391c","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.acc-ph","submitted_at":"2023-05-11T12:58:17Z","title_canon_sha256":"c3fb82f6632fde2b47ab1b517aabe9ea6768ca43e79f3d99e8c85eb8f5f0e8b6"},"schema_version":"1.0","source":{"id":"2305.06776","kind":"arxiv","version":1}},"canonical_sha256":"191538a0ded70125185aeee1e3ff36224edb7b0c0bf38ee25ea057f7cb62b94d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"191538a0ded70125185aeee1e3ff36224edb7b0c0bf38ee25ea057f7cb62b94d","first_computed_at":"2026-07-05T06:09:16.001284Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:09:16.001284Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0Ktpkbj11bgls6m8x7i3jBnDjDrniwvptZP0hBWCsrsHYLxxB8sqiDNnZn3MzHRgElj2joswmUCkLrO7s8v0Ag==","signature_status":"signed_v1","signed_at":"2026-07-05T06:09:16.001755Z","signed_message":"canonical_sha256_bytes"},"source_id":"2305.06776","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e48d0986a3d333bec8fcaa725a14e8eeb0076c2234a0da7add08dfc84469c232","sha256:16ebf1963e3412a71eea6249622b0d8fb532e7cf8605a92e64c1cf8da84ad8a8"],"state_sha256":"a9d8f74e77651ffff07cd7e8350ba15ea1e64bf6f2464d4b9f3973942d6cf4ef"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"e+nz2MguDLr2Rijuh16b15GVpddsyafnNfDerJGiaDoshJncyekTKZdAtTHZmU/5Birz4Cz5LqJ/DSVsV0lmDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-19T16:08:19.897807Z","bundle_sha256":"fa55cc5d3c6207cb660f20e1f1ad366f2761dbf4467bf02b46663e23fa9a1bd8"}}