{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:ZV2BSAZVKMWREXPQLN55QWUZD2","short_pith_number":"pith:ZV2BSAZV","canonical_record":{"source":{"id":"1807.00603","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2018-07-02T11:28:23Z","cross_cats_sorted":["hep-ph","nucl-ex","nucl-th"],"title_canon_sha256":"27d87c33786a2906d522e71dc05bd3436c3c784d189814834d8fc7cfe9af9224","abstract_canon_sha256":"fb3aadb37b6dc0c8289225c4104cd8c93485d0bc09fba9ae4401fe8f76bf324b"},"schema_version":"1.0"},"canonical_sha256":"cd74190335532d125df05b7bd85a991e878630c5efc3b35e39ca678620c59ae5","source":{"kind":"arxiv","id":"1807.00603","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.00603","created_at":"2026-07-05T02:22:20Z"},{"alias_kind":"arxiv_version","alias_value":"1807.00603v3","created_at":"2026-07-05T02:22:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.00603","created_at":"2026-07-05T02:22:20Z"},{"alias_kind":"pith_short_12","alias_value":"ZV2BSAZVKMWR","created_at":"2026-07-05T02:22:20Z"},{"alias_kind":"pith_short_16","alias_value":"ZV2BSAZVKMWREXPQ","created_at":"2026-07-05T02:22:20Z"},{"alias_kind":"pith_short_8","alias_value":"ZV2BSAZV","created_at":"2026-07-05T02:22:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:ZV2BSAZVKMWREXPQLN55QWUZD2","target":"record","payload":{"canonical_record":{"source":{"id":"1807.00603","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2018-07-02T11:28:23Z","cross_cats_sorted":["hep-ph","nucl-ex","nucl-th"],"title_canon_sha256":"27d87c33786a2906d522e71dc05bd3436c3c784d189814834d8fc7cfe9af9224","abstract_canon_sha256":"fb3aadb37b6dc0c8289225c4104cd8c93485d0bc09fba9ae4401fe8f76bf324b"},"schema_version":"1.0"},"canonical_sha256":"cd74190335532d125df05b7bd85a991e878630c5efc3b35e39ca678620c59ae5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:22:20.382273Z","signature_b64":"DlSNFBPu8kRP+qJvdTQMeTmzq1D0XnabGzhDvxLQl35KOkZoSUDQUAVrJQD37Ypm+Vh0c2DPjF5lMDPM0w8ABw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cd74190335532d125df05b7bd85a991e878630c5efc3b35e39ca678620c59ae5","last_reissued_at":"2026-07-05T02:22:20.381724Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:22:20.381724Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1807.00603","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T02:22:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Kt28TH768tk+zW9216EjHmHlcpzvS/mdpduYw3gV1omYh5xuenn7sR6wPndM9VroXaTkZs+KuG0FpOvFt6JWBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T16:30:06.487330Z"},"content_sha256":"f4e1a75c831e8d3844533606a30294c0dfb9f511f9ac1da552ebfcc74ccc62c1","schema_version":"1.0","event_id":"sha256:f4e1a75c831e8d3844533606a30294c0dfb9f511f9ac1da552ebfcc74ccc62c1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:ZV2BSAZVKMWREXPQLN55QWUZD2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Fixed-Target Programme at the LHC: Physics Case and Projected Performances for Heavy-Ion, Hadron, Spin and Astroparticle Studies","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph","nucl-ex","nucl-th"],"primary_cat":"hep-ex","authors_text":"A. Klein, A. Kurepin, A. Kusina, A. Rakotozafindrabe, A. Signori, A. Uras, A. Zelenski, B. Trzeciak, C. Da Silva, C. Hadjidakis, C. Lorc\\'e, C. Quintans, D. Kiko{\\l}a, E.G. Ferreiro, F. Donato, F. Lyonnet, G. Cavoto, H.S. Shao, I. Hrivnacova, I. Schienbein, J.P. Lansberg, J. Seixas, J. Wagner, L. Massacrier, M.G. Echevarria, N. Topilskaya, N. Yamanaka, P. Robbe, S.J. Brodsky, S. Porteboeuf, Y. Makdisi, Z. Yang","submitted_at":"2018-07-02T11:28:23Z","abstract_excerpt":"We review the context, the motivations and the expected performances of a comprehensive and ambitious fixed-target program using the multi-TeV proton and ion LHC beams. We also provide a detailed account of the different possible technical implementations ranging from an internal wire target to a full dedicated beam line extracted with a bent crystal. The possibilities offered by the use of the ALICE and LHCb detectors in the fixed-target mode are also reviewed."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.00603","kind":"arxiv","version":3},"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/1807.00603/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":"2026-07-05T02:22:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"J1jVwmHR0xrns9X9w+t9S/h5fF6E5CS9UIyNI1LmJ+IHRtaoFZXfRi3DCGRh2DSxHL+ENFbYVggpxSjiAMfWDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T16:30:06.487880Z"},"content_sha256":"e32c15208bdb083ade4817a1a92227ee0f2ac28cbd4458fa531606929ca3d2f1","schema_version":"1.0","event_id":"sha256:e32c15208bdb083ade4817a1a92227ee0f2ac28cbd4458fa531606929ca3d2f1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZV2BSAZVKMWREXPQLN55QWUZD2/bundle.json","state_url":"https://pith.science/pith/ZV2BSAZVKMWREXPQLN55QWUZD2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZV2BSAZVKMWREXPQLN55QWUZD2/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":"2026-08-03T16:30:06Z","links":{"resolver":"https://pith.science/pith/ZV2BSAZVKMWREXPQLN55QWUZD2","bundle":"https://pith.science/pith/ZV2BSAZVKMWREXPQLN55QWUZD2/bundle.json","state":"https://pith.science/pith/ZV2BSAZVKMWREXPQLN55QWUZD2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZV2BSAZVKMWREXPQLN55QWUZD2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:ZV2BSAZVKMWREXPQLN55QWUZD2","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":"fb3aadb37b6dc0c8289225c4104cd8c93485d0bc09fba9ae4401fe8f76bf324b","cross_cats_sorted":["hep-ph","nucl-ex","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2018-07-02T11:28:23Z","title_canon_sha256":"27d87c33786a2906d522e71dc05bd3436c3c784d189814834d8fc7cfe9af9224"},"schema_version":"1.0","source":{"id":"1807.00603","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.00603","created_at":"2026-07-05T02:22:20Z"},{"alias_kind":"arxiv_version","alias_value":"1807.00603v3","created_at":"2026-07-05T02:22:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.00603","created_at":"2026-07-05T02:22:20Z"},{"alias_kind":"pith_short_12","alias_value":"ZV2BSAZVKMWR","created_at":"2026-07-05T02:22:20Z"},{"alias_kind":"pith_short_16","alias_value":"ZV2BSAZVKMWREXPQ","created_at":"2026-07-05T02:22:20Z"},{"alias_kind":"pith_short_8","alias_value":"ZV2BSAZV","created_at":"2026-07-05T02:22:20Z"}],"graph_snapshots":[{"event_id":"sha256:e32c15208bdb083ade4817a1a92227ee0f2ac28cbd4458fa531606929ca3d2f1","target":"graph","created_at":"2026-07-05T02:22:20Z","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/1807.00603/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We review the context, the motivations and the expected performances of a comprehensive and ambitious fixed-target program using the multi-TeV proton and ion LHC beams. We also provide a detailed account of the different possible technical implementations ranging from an internal wire target to a full dedicated beam line extracted with a bent crystal. The possibilities offered by the use of the ALICE and LHCb detectors in the fixed-target mode are also reviewed.","authors_text":"A. Klein, A. Kurepin, A. Kusina, A. Rakotozafindrabe, A. Signori, A. Uras, A. Zelenski, B. Trzeciak, C. Da Silva, C. Hadjidakis, C. Lorc\\'e, C. Quintans, D. Kiko{\\l}a, E.G. Ferreiro, F. Donato, F. Lyonnet, G. Cavoto, H.S. Shao, I. Hrivnacova, I. Schienbein, J.P. Lansberg, J. Seixas, J. Wagner, L. Massacrier, M.G. Echevarria, N. Topilskaya, N. Yamanaka, P. Robbe, S.J. Brodsky, S. Porteboeuf, Y. Makdisi, Z. Yang","cross_cats":["hep-ph","nucl-ex","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2018-07-02T11:28:23Z","title":"A Fixed-Target Programme at the LHC: Physics Case and Projected Performances for Heavy-Ion, Hadron, Spin and Astroparticle Studies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.00603","kind":"arxiv","version":3},"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:f4e1a75c831e8d3844533606a30294c0dfb9f511f9ac1da552ebfcc74ccc62c1","target":"record","created_at":"2026-07-05T02:22:20Z","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":"fb3aadb37b6dc0c8289225c4104cd8c93485d0bc09fba9ae4401fe8f76bf324b","cross_cats_sorted":["hep-ph","nucl-ex","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2018-07-02T11:28:23Z","title_canon_sha256":"27d87c33786a2906d522e71dc05bd3436c3c784d189814834d8fc7cfe9af9224"},"schema_version":"1.0","source":{"id":"1807.00603","kind":"arxiv","version":3}},"canonical_sha256":"cd74190335532d125df05b7bd85a991e878630c5efc3b35e39ca678620c59ae5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cd74190335532d125df05b7bd85a991e878630c5efc3b35e39ca678620c59ae5","first_computed_at":"2026-07-05T02:22:20.381724Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:22:20.381724Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DlSNFBPu8kRP+qJvdTQMeTmzq1D0XnabGzhDvxLQl35KOkZoSUDQUAVrJQD37Ypm+Vh0c2DPjF5lMDPM0w8ABw==","signature_status":"signed_v1","signed_at":"2026-07-05T02:22:20.382273Z","signed_message":"canonical_sha256_bytes"},"source_id":"1807.00603","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f4e1a75c831e8d3844533606a30294c0dfb9f511f9ac1da552ebfcc74ccc62c1","sha256:e32c15208bdb083ade4817a1a92227ee0f2ac28cbd4458fa531606929ca3d2f1"],"state_sha256":"d1dc415e6125c34c13b614b8615cf0cf96571cdabe463207e69c81b34f2406e7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lu2jfQ1xhlhnooGzBsRA9Bjox0GI42YbImJgtkxrpnkALrF5nSsZKzmbP12yXandQcLQZL+DeY+3yBUz9FenBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T16:30:06.491624Z","bundle_sha256":"58c5952d7b944aaa554b0405a776b5cc9d45fccbcf60ddee7038fc01cedb4d54"}}