{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:XNHLHMDVLORGLUQ3245OWTZJDQ","short_pith_number":"pith:XNHLHMDV","canonical_record":{"source":{"id":"1904.12198","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-ex","submitted_at":"2019-04-27T19:47:28Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"b06efdc3ec85aa820deeb9223201b052ad06f6faedad5be096eb5d7ef5f12d5f","abstract_canon_sha256":"f6ef442df64080ea6191852b2cc434e2d1aeddb6666288f69fbe25e044ff308a"},"schema_version":"1.0"},"canonical_sha256":"bb4eb3b0755ba265d21bd73aeb4f291c0c6e0837e5db8c28f62bf06f356a8d07","source":{"kind":"arxiv","id":"1904.12198","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.12198","created_at":"2026-07-05T00:14:31Z"},{"alias_kind":"arxiv_version","alias_value":"1904.12198v2","created_at":"2026-07-05T00:14:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.12198","created_at":"2026-07-05T00:14:31Z"},{"alias_kind":"pith_short_12","alias_value":"XNHLHMDVLORG","created_at":"2026-07-05T00:14:31Z"},{"alias_kind":"pith_short_16","alias_value":"XNHLHMDVLORGLUQ3","created_at":"2026-07-05T00:14:31Z"},{"alias_kind":"pith_short_8","alias_value":"XNHLHMDV","created_at":"2026-07-05T00:14:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:XNHLHMDVLORGLUQ3245OWTZJDQ","target":"record","payload":{"canonical_record":{"source":{"id":"1904.12198","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-ex","submitted_at":"2019-04-27T19:47:28Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"b06efdc3ec85aa820deeb9223201b052ad06f6faedad5be096eb5d7ef5f12d5f","abstract_canon_sha256":"f6ef442df64080ea6191852b2cc434e2d1aeddb6666288f69fbe25e044ff308a"},"schema_version":"1.0"},"canonical_sha256":"bb4eb3b0755ba265d21bd73aeb4f291c0c6e0837e5db8c28f62bf06f356a8d07","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:14:31.366051Z","signature_b64":"kjsKFhFuNF0Up0Q284sSbSc54Ox+EYZdq/KDsPnAbb0C2hoI0CN0NU/c5F3wf9liGEz2GeKwFOq14sj9QEzIBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bb4eb3b0755ba265d21bd73aeb4f291c0c6e0837e5db8c28f62bf06f356a8d07","last_reissued_at":"2026-07-05T00:14:31.365470Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:14:31.365470Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1904.12198","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T00:14:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JNlsJClZWmXkfnSdmMKbuZJqZ9CO/lzG8yEIuLgsffiw6pIymEpt0NP71HvQ2a+u3PbL1FJHwtAopwEhArEfCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T20:19:35.389654Z"},"content_sha256":"604902fbbc37fe10af4fb630204aafe8b7c44b51ce54c93675edd9138fa9b5a3","schema_version":"1.0","event_id":"sha256:604902fbbc37fe10af4fb630204aafe8b7c44b51ce54c93675edd9138fa9b5a3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:XNHLHMDVLORGLUQ3245OWTZJDQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"First observation of an attractive interaction between a proton and a multi-strange baryon","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"nucl-ex","authors_text":"ALICE Collaboration","submitted_at":"2019-04-27T19:47:28Z","abstract_excerpt":"This work presents the first experimental observation of the attractive strong interaction between a proton and a multi-strange baryon (hyperon) $\\Xi^-$. The result is extracted from two-particle correlations of combined $\\rm{p}-\\Xi^{-}$$\\oplus$$\\rm{\\bar{p}}-\\bar{\\Xi}^{+}$ pairs measured in p-Pb collisions at $\\sqrt{s_{\\rm{NN}}}=5.02$ TeV at the LHC with ALICE. The measured correlation function is compared with the prediction obtained assuming only an attractive Coulomb interaction and a standard deviation in the range $[3.6,5.3]$ is found. Since the measured $\\rm{p}-\\Xi^{-}$$\\oplus$$\\rm{\\bar{"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.12198","kind":"arxiv","version":2},"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/1904.12198/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":"2026-07-05T00:14:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Kys1JbrDRa8GZD/P2hDYM5lN6+gVZV2JUYUAjTT3pdzccspxLs1PoKS/++iEqY5ma7zzP86xjohGJVQqZLW5AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T20:19:35.390150Z"},"content_sha256":"903314a8d82b4ea1c9fdbd243f497aee4636ab379ce1414aba040475132cf953","schema_version":"1.0","event_id":"sha256:903314a8d82b4ea1c9fdbd243f497aee4636ab379ce1414aba040475132cf953"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XNHLHMDVLORGLUQ3245OWTZJDQ/bundle.json","state_url":"https://pith.science/pith/XNHLHMDVLORGLUQ3245OWTZJDQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XNHLHMDVLORGLUQ3245OWTZJDQ/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":"2026-08-04T20:19:35Z","links":{"resolver":"https://pith.science/pith/XNHLHMDVLORGLUQ3245OWTZJDQ","bundle":"https://pith.science/pith/XNHLHMDVLORGLUQ3245OWTZJDQ/bundle.json","state":"https://pith.science/pith/XNHLHMDVLORGLUQ3245OWTZJDQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XNHLHMDVLORGLUQ3245OWTZJDQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:XNHLHMDVLORGLUQ3245OWTZJDQ","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":"f6ef442df64080ea6191852b2cc434e2d1aeddb6666288f69fbe25e044ff308a","cross_cats_sorted":["hep-ex"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-ex","submitted_at":"2019-04-27T19:47:28Z","title_canon_sha256":"b06efdc3ec85aa820deeb9223201b052ad06f6faedad5be096eb5d7ef5f12d5f"},"schema_version":"1.0","source":{"id":"1904.12198","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.12198","created_at":"2026-07-05T00:14:31Z"},{"alias_kind":"arxiv_version","alias_value":"1904.12198v2","created_at":"2026-07-05T00:14:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.12198","created_at":"2026-07-05T00:14:31Z"},{"alias_kind":"pith_short_12","alias_value":"XNHLHMDVLORG","created_at":"2026-07-05T00:14:31Z"},{"alias_kind":"pith_short_16","alias_value":"XNHLHMDVLORGLUQ3","created_at":"2026-07-05T00:14:31Z"},{"alias_kind":"pith_short_8","alias_value":"XNHLHMDV","created_at":"2026-07-05T00:14:31Z"}],"graph_snapshots":[{"event_id":"sha256:903314a8d82b4ea1c9fdbd243f497aee4636ab379ce1414aba040475132cf953","target":"graph","created_at":"2026-07-05T00:14:31Z","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/1904.12198/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This work presents the first experimental observation of the attractive strong interaction between a proton and a multi-strange baryon (hyperon) $\\Xi^-$. The result is extracted from two-particle correlations of combined $\\rm{p}-\\Xi^{-}$$\\oplus$$\\rm{\\bar{p}}-\\bar{\\Xi}^{+}$ pairs measured in p-Pb collisions at $\\sqrt{s_{\\rm{NN}}}=5.02$ TeV at the LHC with ALICE. The measured correlation function is compared with the prediction obtained assuming only an attractive Coulomb interaction and a standard deviation in the range $[3.6,5.3]$ is found. Since the measured $\\rm{p}-\\Xi^{-}$$\\oplus$$\\rm{\\bar{","authors_text":"ALICE Collaboration","cross_cats":["hep-ex"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-ex","submitted_at":"2019-04-27T19:47:28Z","title":"First observation of an attractive interaction between a proton and a multi-strange baryon"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.12198","kind":"arxiv","version":2},"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":"sha256:604902fbbc37fe10af4fb630204aafe8b7c44b51ce54c93675edd9138fa9b5a3","target":"record","created_at":"2026-07-05T00:14:31Z","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":"f6ef442df64080ea6191852b2cc434e2d1aeddb6666288f69fbe25e044ff308a","cross_cats_sorted":["hep-ex"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-ex","submitted_at":"2019-04-27T19:47:28Z","title_canon_sha256":"b06efdc3ec85aa820deeb9223201b052ad06f6faedad5be096eb5d7ef5f12d5f"},"schema_version":"1.0","source":{"id":"1904.12198","kind":"arxiv","version":2}},"canonical_sha256":"bb4eb3b0755ba265d21bd73aeb4f291c0c6e0837e5db8c28f62bf06f356a8d07","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bb4eb3b0755ba265d21bd73aeb4f291c0c6e0837e5db8c28f62bf06f356a8d07","first_computed_at":"2026-07-05T00:14:31.365470Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:14:31.365470Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kjsKFhFuNF0Up0Q284sSbSc54Ox+EYZdq/KDsPnAbb0C2hoI0CN0NU/c5F3wf9liGEz2GeKwFOq14sj9QEzIBw==","signature_status":"signed_v1","signed_at":"2026-07-05T00:14:31.366051Z","signed_message":"canonical_sha256_bytes"},"source_id":"1904.12198","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:604902fbbc37fe10af4fb630204aafe8b7c44b51ce54c93675edd9138fa9b5a3","sha256:903314a8d82b4ea1c9fdbd243f497aee4636ab379ce1414aba040475132cf953"],"state_sha256":"1b438f035bea7504309608240055e023f57659e6e20f5d75edb4f499fc2c9272"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BilWWQxXDc3ZCcdj6eAYCkcJmR1Uvw7tm646fLSp2QZ9aczVjTboo83J6CQSmaDrZ2UPQ5KfGs7HQUEey6E/Aw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T20:19:35.394003Z","bundle_sha256":"2cdef63446868ffe09d926aea544977f2e040caa3ed818c45e0026cf6d73ce85"}}