{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:XHKB5DEDIY66PCIIQIYV6SSQYR","short_pith_number":"pith:XHKB5DED","canonical_record":{"source":{"id":"0912.4198","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2009-12-21T16:12:35Z","cross_cats_sorted":["hep-ex","hep-ph"],"title_canon_sha256":"e3a131fe4f00cc93ac8b49b305cc931a485ab40dced616b28b0c513fcf27076e","abstract_canon_sha256":"9624caf0e81e591f0768ac0189d5b56ea621be0f39c706bd9e8999bae8e423d8"},"schema_version":"1.0"},"canonical_sha256":"b9d41e8c83463de7890882315f4a50c44cecdb999e20f848d7c5e1bd7bc06cd1","source":{"kind":"arxiv","id":"0912.4198","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0912.4198","created_at":"2026-05-18T02:33:55Z"},{"alias_kind":"arxiv_version","alias_value":"0912.4198v2","created_at":"2026-05-18T02:33:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0912.4198","created_at":"2026-05-18T02:33:55Z"},{"alias_kind":"pith_short_12","alias_value":"XHKB5DEDIY66","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_16","alias_value":"XHKB5DEDIY66PCII","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_8","alias_value":"XHKB5DED","created_at":"2026-05-18T12:26:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:XHKB5DEDIY66PCIIQIYV6SSQYR","target":"record","payload":{"canonical_record":{"source":{"id":"0912.4198","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2009-12-21T16:12:35Z","cross_cats_sorted":["hep-ex","hep-ph"],"title_canon_sha256":"e3a131fe4f00cc93ac8b49b305cc931a485ab40dced616b28b0c513fcf27076e","abstract_canon_sha256":"9624caf0e81e591f0768ac0189d5b56ea621be0f39c706bd9e8999bae8e423d8"},"schema_version":"1.0"},"canonical_sha256":"b9d41e8c83463de7890882315f4a50c44cecdb999e20f848d7c5e1bd7bc06cd1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:33:55.771628Z","signature_b64":"I5ROnQ8+Qhe8il0GBuDkRD+k0UhcvjjmdAvFMH+1EimtBfA4iHTnXmIGO7LVR4pojjqAdHzufMNpOMRhQ2IiBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b9d41e8c83463de7890882315f4a50c44cecdb999e20f848d7c5e1bd7bc06cd1","last_reissued_at":"2026-05-18T02:33:55.771190Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:33:55.771190Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0912.4198","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":"2026-05-18T02:33:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AP8FKeX5Ulhcbhmr9pKIAYTtbgMF0Sw3rk2vLi8lADgoMkIUyLrBXU6uRftQJpo+SYbEFIKIqN7WFH1kURnzCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T18:23:41.331088Z"},"content_sha256":"3622abe7f1bd3dedd46eb1fdd005799a034fea7d3dfc0288c6eec5d4d5d1a24b","schema_version":"1.0","event_id":"sha256:3622abe7f1bd3dedd46eb1fdd005799a034fea7d3dfc0288c6eec5d4d5d1a24b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:XHKB5DEDIY66PCIIQIYV6SSQYR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Search for the QCD critical point in nuclear collisions at the CERN SPS","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex","hep-ph"],"primary_cat":"nucl-ex","authors_text":"F.K. Diakonos, G. Mavromanolakis, The NA49 Collaboration: N.G. Antoniou","submitted_at":"2009-12-21T16:12:35Z","abstract_excerpt":"Pion production in nuclear collisions at the SPS is investigated with the aim to search, in a restricted domain of the phase diagram, for power-laws in the behavior of correlations which are compatible with critical QCD. We have analyzed interactions of nuclei of different size (p+p, C+C, Si+Si, Pb+Pb) at 158$A$ GeV adopting, as appropriate observables, scaled factorial moments in a search for intermittent fluctuations in transverse dimensions. The analysis is performed for $\\pi^+\\pi^-$ pairs with invariant mass very close to the two-pion threshold. In this sector one may capture critical fluc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0912.4198","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":""},"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":"2026-05-18T02:33:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NKgwB/r6acNix4gOsNH1IJT2hktuOeeCB+v9antucJUt+y47i5qT2M66y1WCWU4PLkkzpkkYeN3QyqomDSu+Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T18:23:41.331451Z"},"content_sha256":"2eaaeb5e9fb0e53cc35dcedeeaa943a8d0fa8d08476221600f7d5454c6d0a537","schema_version":"1.0","event_id":"sha256:2eaaeb5e9fb0e53cc35dcedeeaa943a8d0fa8d08476221600f7d5454c6d0a537"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XHKB5DEDIY66PCIIQIYV6SSQYR/bundle.json","state_url":"https://pith.science/pith/XHKB5DEDIY66PCIIQIYV6SSQYR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XHKB5DEDIY66PCIIQIYV6SSQYR/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":"2026-05-27T18:23:41Z","links":{"resolver":"https://pith.science/pith/XHKB5DEDIY66PCIIQIYV6SSQYR","bundle":"https://pith.science/pith/XHKB5DEDIY66PCIIQIYV6SSQYR/bundle.json","state":"https://pith.science/pith/XHKB5DEDIY66PCIIQIYV6SSQYR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XHKB5DEDIY66PCIIQIYV6SSQYR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:XHKB5DEDIY66PCIIQIYV6SSQYR","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":"9624caf0e81e591f0768ac0189d5b56ea621be0f39c706bd9e8999bae8e423d8","cross_cats_sorted":["hep-ex","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2009-12-21T16:12:35Z","title_canon_sha256":"e3a131fe4f00cc93ac8b49b305cc931a485ab40dced616b28b0c513fcf27076e"},"schema_version":"1.0","source":{"id":"0912.4198","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0912.4198","created_at":"2026-05-18T02:33:55Z"},{"alias_kind":"arxiv_version","alias_value":"0912.4198v2","created_at":"2026-05-18T02:33:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0912.4198","created_at":"2026-05-18T02:33:55Z"},{"alias_kind":"pith_short_12","alias_value":"XHKB5DEDIY66","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_16","alias_value":"XHKB5DEDIY66PCII","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_8","alias_value":"XHKB5DED","created_at":"2026-05-18T12:26:02Z"}],"graph_snapshots":[{"event_id":"sha256:2eaaeb5e9fb0e53cc35dcedeeaa943a8d0fa8d08476221600f7d5454c6d0a537","target":"graph","created_at":"2026-05-18T02:33:55Z","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":"Pion production in nuclear collisions at the SPS is investigated with the aim to search, in a restricted domain of the phase diagram, for power-laws in the behavior of correlations which are compatible with critical QCD. We have analyzed interactions of nuclei of different size (p+p, C+C, Si+Si, Pb+Pb) at 158$A$ GeV adopting, as appropriate observables, scaled factorial moments in a search for intermittent fluctuations in transverse dimensions. The analysis is performed for $\\pi^+\\pi^-$ pairs with invariant mass very close to the two-pion threshold. In this sector one may capture critical fluc","authors_text":"F.K. Diakonos, G. Mavromanolakis, The NA49 Collaboration: N.G. Antoniou","cross_cats":["hep-ex","hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2009-12-21T16:12:35Z","title":"Search for the QCD critical point in nuclear collisions at the CERN SPS"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0912.4198","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":"sha256:3622abe7f1bd3dedd46eb1fdd005799a034fea7d3dfc0288c6eec5d4d5d1a24b","target":"record","created_at":"2026-05-18T02:33:55Z","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":"9624caf0e81e591f0768ac0189d5b56ea621be0f39c706bd9e8999bae8e423d8","cross_cats_sorted":["hep-ex","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2009-12-21T16:12:35Z","title_canon_sha256":"e3a131fe4f00cc93ac8b49b305cc931a485ab40dced616b28b0c513fcf27076e"},"schema_version":"1.0","source":{"id":"0912.4198","kind":"arxiv","version":2}},"canonical_sha256":"b9d41e8c83463de7890882315f4a50c44cecdb999e20f848d7c5e1bd7bc06cd1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b9d41e8c83463de7890882315f4a50c44cecdb999e20f848d7c5e1bd7bc06cd1","first_computed_at":"2026-05-18T02:33:55.771190Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:33:55.771190Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"I5ROnQ8+Qhe8il0GBuDkRD+k0UhcvjjmdAvFMH+1EimtBfA4iHTnXmIGO7LVR4pojjqAdHzufMNpOMRhQ2IiBg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:33:55.771628Z","signed_message":"canonical_sha256_bytes"},"source_id":"0912.4198","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3622abe7f1bd3dedd46eb1fdd005799a034fea7d3dfc0288c6eec5d4d5d1a24b","sha256:2eaaeb5e9fb0e53cc35dcedeeaa943a8d0fa8d08476221600f7d5454c6d0a537"],"state_sha256":"a905437f0f5bbf8f3a7ea0910a294b85f8a7a9058e28424c547c265b4759c723"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FDWwE45cFyVN6Ky8i9LUWZEEhVOaB1XQxsh8malB9ENdnqq2Af4fz1d9TmJ9TAPbeWXHKp1dgdOw0cr4JlRwDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T18:23:41.333923Z","bundle_sha256":"b91c79dbc240631f96380cfaaf7253acd7c121ea68602b6302a411bd3cd6f2fe"}}