{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:DBTWK2J45YSKORTYKVEPRQRF3T","short_pith_number":"pith:DBTWK2J4","canonical_record":{"source":{"id":"1511.03143","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2015-11-07T01:20:03Z","cross_cats_sorted":[],"title_canon_sha256":"b58da6105c853d9d6c7e1e1b1b49d29b86542c2948e28cd5ea8076c27364ece3","abstract_canon_sha256":"8d21aae9cd318a6d7bedf98e87b5316f2d9b09d28858bdf29b17ee5536507767"},"schema_version":"1.0"},"canonical_sha256":"186765693cee24a746785548f8c225dceee2fb2e6e7b45da8daf18f91ae0cd79","source":{"kind":"arxiv","id":"1511.03143","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.03143","created_at":"2026-05-18T00:57:50Z"},{"alias_kind":"arxiv_version","alias_value":"1511.03143v1","created_at":"2026-05-18T00:57:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.03143","created_at":"2026-05-18T00:57:50Z"},{"alias_kind":"pith_short_12","alias_value":"DBTWK2J45YSK","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_16","alias_value":"DBTWK2J45YSKORTY","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_8","alias_value":"DBTWK2J4","created_at":"2026-05-18T12:29:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:DBTWK2J45YSKORTYKVEPRQRF3T","target":"record","payload":{"canonical_record":{"source":{"id":"1511.03143","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2015-11-07T01:20:03Z","cross_cats_sorted":[],"title_canon_sha256":"b58da6105c853d9d6c7e1e1b1b49d29b86542c2948e28cd5ea8076c27364ece3","abstract_canon_sha256":"8d21aae9cd318a6d7bedf98e87b5316f2d9b09d28858bdf29b17ee5536507767"},"schema_version":"1.0"},"canonical_sha256":"186765693cee24a746785548f8c225dceee2fb2e6e7b45da8daf18f91ae0cd79","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:57:50.241909Z","signature_b64":"noiRsTUTyKxsf6PXn6XW5LAk/NOhIEYH8mYyAfX/wT6qN0fn2AFHtBM/Gd6JiVgRtYMFmmhwpmTY0h12q/+GBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"186765693cee24a746785548f8c225dceee2fb2e6e7b45da8daf18f91ae0cd79","last_reissued_at":"2026-05-18T00:57:50.241236Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:57:50.241236Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1511.03143","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":"2026-05-18T00:57:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bNNESWryPn+CBfGV2GNLje/nnNCd4uYAva4y/qNY8aVU/pgdrzz/CFI5DdAvaZR74ALjc3Dxrx+LW3/fKmS0BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T07:32:16.372482Z"},"content_sha256":"f5ca74006dac15b2378f2f049a79603fbc41c771b003543f1e3aba1eeda94b46","schema_version":"1.0","event_id":"sha256:f5ca74006dac15b2378f2f049a79603fbc41c771b003543f1e3aba1eeda94b46"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:DBTWK2J45YSKORTYKVEPRQRF3T","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Superconducting Magnet with the Reduced Barrel Yoke for the Hadron Future Circular Collider","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.ins-det","authors_text":"A. Ball, A. Dudarev, A. Gaddi, A. Herv\\'e, B. Cur\\'e, C. Berriaud, G. Rolando, H. F. Pais Da Silva, H. Gerwig, H. H. J. ten Kate, M. Mentink, U. Wagner, V. I. Klyukhin","submitted_at":"2015-11-07T01:20:03Z","abstract_excerpt":"The conceptual design study of a hadron Future Circular Collider (FCC-hh) with a center-of-mass energy of the order of 100 TeV in a new tunnel of 80-100 km circumference assumes the determination of the basic requirements for its detectors. A superconducting solenoid magnet of 12 m diameter inner bore with the central magnetic flux density of 6 T is proposed for a FCC-hh experimental setup. The coil of 24.518 m long has seven 3.5 m long modules included into one cryostat. The steel yoke with a mass of 21 kt consists of two barrel layers of 0.5 m radial thickness, and 0.7 m thick nose disk, fou"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.03143","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":""},"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":"2026-05-18T00:57:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SbPdxdKSNTWmeEVdLbiC/CXk+bLI2Pc3Qrm+xZ/eX/iakJr6Sr58NzKzVTB/o4ozXK3PYtfi18Xv8Kia57U4DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T07:32:16.372834Z"},"content_sha256":"8c692b15b7582653d91468c2dd99166373ca656b12beab444e00be902b0cbde3","schema_version":"1.0","event_id":"sha256:8c692b15b7582653d91468c2dd99166373ca656b12beab444e00be902b0cbde3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DBTWK2J45YSKORTYKVEPRQRF3T/bundle.json","state_url":"https://pith.science/pith/DBTWK2J45YSKORTYKVEPRQRF3T/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DBTWK2J45YSKORTYKVEPRQRF3T/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":"2026-06-01T07:32:16Z","links":{"resolver":"https://pith.science/pith/DBTWK2J45YSKORTYKVEPRQRF3T","bundle":"https://pith.science/pith/DBTWK2J45YSKORTYKVEPRQRF3T/bundle.json","state":"https://pith.science/pith/DBTWK2J45YSKORTYKVEPRQRF3T/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DBTWK2J45YSKORTYKVEPRQRF3T/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:DBTWK2J45YSKORTYKVEPRQRF3T","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":"8d21aae9cd318a6d7bedf98e87b5316f2d9b09d28858bdf29b17ee5536507767","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2015-11-07T01:20:03Z","title_canon_sha256":"b58da6105c853d9d6c7e1e1b1b49d29b86542c2948e28cd5ea8076c27364ece3"},"schema_version":"1.0","source":{"id":"1511.03143","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.03143","created_at":"2026-05-18T00:57:50Z"},{"alias_kind":"arxiv_version","alias_value":"1511.03143v1","created_at":"2026-05-18T00:57:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.03143","created_at":"2026-05-18T00:57:50Z"},{"alias_kind":"pith_short_12","alias_value":"DBTWK2J45YSK","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_16","alias_value":"DBTWK2J45YSKORTY","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_8","alias_value":"DBTWK2J4","created_at":"2026-05-18T12:29:17Z"}],"graph_snapshots":[{"event_id":"sha256:8c692b15b7582653d91468c2dd99166373ca656b12beab444e00be902b0cbde3","target":"graph","created_at":"2026-05-18T00:57:50Z","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"},"paper":{"abstract_excerpt":"The conceptual design study of a hadron Future Circular Collider (FCC-hh) with a center-of-mass energy of the order of 100 TeV in a new tunnel of 80-100 km circumference assumes the determination of the basic requirements for its detectors. A superconducting solenoid magnet of 12 m diameter inner bore with the central magnetic flux density of 6 T is proposed for a FCC-hh experimental setup. The coil of 24.518 m long has seven 3.5 m long modules included into one cryostat. The steel yoke with a mass of 21 kt consists of two barrel layers of 0.5 m radial thickness, and 0.7 m thick nose disk, fou","authors_text":"A. Ball, A. Dudarev, A. Gaddi, A. Herv\\'e, B. Cur\\'e, C. Berriaud, G. Rolando, H. F. Pais Da Silva, H. Gerwig, H. H. J. ten Kate, M. Mentink, U. Wagner, V. I. Klyukhin","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2015-11-07T01:20:03Z","title":"Superconducting Magnet with the Reduced Barrel Yoke for the Hadron Future Circular Collider"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.03143","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:f5ca74006dac15b2378f2f049a79603fbc41c771b003543f1e3aba1eeda94b46","target":"record","created_at":"2026-05-18T00:57:50Z","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":"8d21aae9cd318a6d7bedf98e87b5316f2d9b09d28858bdf29b17ee5536507767","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2015-11-07T01:20:03Z","title_canon_sha256":"b58da6105c853d9d6c7e1e1b1b49d29b86542c2948e28cd5ea8076c27364ece3"},"schema_version":"1.0","source":{"id":"1511.03143","kind":"arxiv","version":1}},"canonical_sha256":"186765693cee24a746785548f8c225dceee2fb2e6e7b45da8daf18f91ae0cd79","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"186765693cee24a746785548f8c225dceee2fb2e6e7b45da8daf18f91ae0cd79","first_computed_at":"2026-05-18T00:57:50.241236Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:57:50.241236Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"noiRsTUTyKxsf6PXn6XW5LAk/NOhIEYH8mYyAfX/wT6qN0fn2AFHtBM/Gd6JiVgRtYMFmmhwpmTY0h12q/+GBg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:57:50.241909Z","signed_message":"canonical_sha256_bytes"},"source_id":"1511.03143","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f5ca74006dac15b2378f2f049a79603fbc41c771b003543f1e3aba1eeda94b46","sha256:8c692b15b7582653d91468c2dd99166373ca656b12beab444e00be902b0cbde3"],"state_sha256":"3c3b2620c8d2c3be688fd0044af0915ae10168700947c4e09130aa728e16d8dd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6RFe27eUJa4XtpW1BBD9nE4XAkSMqMrQu8VaNS6UjLWe67YKjbpPmE+WMEU+j/U0CMHMD7zziX6mIF8M8j8RCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T07:32:16.374950Z","bundle_sha256":"d74c9654941c824f04926b8c731ecca27524274ae90870e6c24dbca3e6d86e94"}}