{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:M3SLV2LDF4FCCNPNR2B7AJWAVF","short_pith_number":"pith:M3SLV2LD","canonical_record":{"source":{"id":"1804.08936","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2018-04-24T09:55:31Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"4463574f1d3d68cbee9c121ffe877e9f78d3cfa2d938f6113ab64ba7abcfc4ac","abstract_canon_sha256":"b53a0f859de0f7ac30bb790d6b6153e88238197adfce11bf728bf04899feb5e9"},"schema_version":"1.0"},"canonical_sha256":"66e4bae9632f0a2135ed8e83f026c0a94407a198747f0810b7e66dfeaf8b141e","source":{"kind":"arxiv","id":"1804.08936","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.08936","created_at":"2026-05-18T00:04:49Z"},{"alias_kind":"arxiv_version","alias_value":"1804.08936v1","created_at":"2026-05-18T00:04:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.08936","created_at":"2026-05-18T00:04:49Z"},{"alias_kind":"pith_short_12","alias_value":"M3SLV2LDF4FC","created_at":"2026-05-18T12:32:37Z"},{"alias_kind":"pith_short_16","alias_value":"M3SLV2LDF4FCCNPN","created_at":"2026-05-18T12:32:37Z"},{"alias_kind":"pith_short_8","alias_value":"M3SLV2LD","created_at":"2026-05-18T12:32:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:M3SLV2LDF4FCCNPNR2B7AJWAVF","target":"record","payload":{"canonical_record":{"source":{"id":"1804.08936","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2018-04-24T09:55:31Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"4463574f1d3d68cbee9c121ffe877e9f78d3cfa2d938f6113ab64ba7abcfc4ac","abstract_canon_sha256":"b53a0f859de0f7ac30bb790d6b6153e88238197adfce11bf728bf04899feb5e9"},"schema_version":"1.0"},"canonical_sha256":"66e4bae9632f0a2135ed8e83f026c0a94407a198747f0810b7e66dfeaf8b141e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:04:49.198374Z","signature_b64":"BbsgbpCVM+vq4InDSqPpALIWyq4ma4RG41uE4MU7xAuwoNJB/GdELZYiR5CQLKHoumZqgiCDRUAZBWWKUVeACQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"66e4bae9632f0a2135ed8e83f026c0a94407a198747f0810b7e66dfeaf8b141e","last_reissued_at":"2026-05-18T00:04:49.197820Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:04:49.197820Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1804.08936","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":"2026-05-18T00:04:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NtC938fdsX/38KxpR5TCGqWDHM+ernUckLw26KDGKWaFo9e5ZgKJhuQVvQX3kZxuOvyEZpqgkr5/rTRAP/iSAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T21:58:33.751680Z"},"content_sha256":"0fb2d3121148403e887de913e861ccb27cc0b071c7d01bdb9919f2d6a9643b03","schema_version":"1.0","event_id":"sha256:0fb2d3121148403e887de913e861ccb27cc0b071c7d01bdb9919f2d6a9643b03"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:M3SLV2LDF4FCCNPNR2B7AJWAVF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Nuclear interactions and net-proton number fluctuations in heavy ion collisions at the SIS18 accelerator","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"nucl-th","authors_text":"Ayon Mukherjee, Chenchen Guo, Horst Stoecker, Jan Steinheimer, Qingfeng Li, Yongjia Wang, Yunxiao Ye","submitted_at":"2018-04-24T09:55:31Z","abstract_excerpt":"The effect of nuclear interactions on measurable net-proton number fluctuations in heavy ion collisions at the SIS18/GSI accelerator is investigated. The state of the art UrQMD model including interaction potentials is employed. It is found that the nuclear forces enhance the baryon number cumulants, as predicted from grand canonical thermodynamical models. The effect however is smeared out for proton number fluctuations due to iso-spin randomization and global baryon number conservation, which decreases the cumulant ratios. For a rapidity acceptance window larger than $\\Delta y> 0.4$ the effe"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.08936","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":"2026-05-18T00:04:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3zqFyB4/byzbSrzXI6KjV6/Yy9NuMJJXL5IKgfx7u64uUna+6/3JfPu3aY2rMntSfLNrS+H8RDUH9JGDKj9qAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T21:58:33.752402Z"},"content_sha256":"fec3e98485fee6feda34775602fc82bd04128f1a040d4aaeebc4ccdc4bd4adde","schema_version":"1.0","event_id":"sha256:fec3e98485fee6feda34775602fc82bd04128f1a040d4aaeebc4ccdc4bd4adde"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/M3SLV2LDF4FCCNPNR2B7AJWAVF/bundle.json","state_url":"https://pith.science/pith/M3SLV2LDF4FCCNPNR2B7AJWAVF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/M3SLV2LDF4FCCNPNR2B7AJWAVF/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":"2026-05-25T21:58:33Z","links":{"resolver":"https://pith.science/pith/M3SLV2LDF4FCCNPNR2B7AJWAVF","bundle":"https://pith.science/pith/M3SLV2LDF4FCCNPNR2B7AJWAVF/bundle.json","state":"https://pith.science/pith/M3SLV2LDF4FCCNPNR2B7AJWAVF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/M3SLV2LDF4FCCNPNR2B7AJWAVF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:M3SLV2LDF4FCCNPNR2B7AJWAVF","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":"b53a0f859de0f7ac30bb790d6b6153e88238197adfce11bf728bf04899feb5e9","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2018-04-24T09:55:31Z","title_canon_sha256":"4463574f1d3d68cbee9c121ffe877e9f78d3cfa2d938f6113ab64ba7abcfc4ac"},"schema_version":"1.0","source":{"id":"1804.08936","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.08936","created_at":"2026-05-18T00:04:49Z"},{"alias_kind":"arxiv_version","alias_value":"1804.08936v1","created_at":"2026-05-18T00:04:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.08936","created_at":"2026-05-18T00:04:49Z"},{"alias_kind":"pith_short_12","alias_value":"M3SLV2LDF4FC","created_at":"2026-05-18T12:32:37Z"},{"alias_kind":"pith_short_16","alias_value":"M3SLV2LDF4FCCNPN","created_at":"2026-05-18T12:32:37Z"},{"alias_kind":"pith_short_8","alias_value":"M3SLV2LD","created_at":"2026-05-18T12:32:37Z"}],"graph_snapshots":[{"event_id":"sha256:fec3e98485fee6feda34775602fc82bd04128f1a040d4aaeebc4ccdc4bd4adde","target":"graph","created_at":"2026-05-18T00:04:49Z","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 effect of nuclear interactions on measurable net-proton number fluctuations in heavy ion collisions at the SIS18/GSI accelerator is investigated. The state of the art UrQMD model including interaction potentials is employed. It is found that the nuclear forces enhance the baryon number cumulants, as predicted from grand canonical thermodynamical models. The effect however is smeared out for proton number fluctuations due to iso-spin randomization and global baryon number conservation, which decreases the cumulant ratios. For a rapidity acceptance window larger than $\\Delta y> 0.4$ the effe","authors_text":"Ayon Mukherjee, Chenchen Guo, Horst Stoecker, Jan Steinheimer, Qingfeng Li, Yongjia Wang, Yunxiao Ye","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2018-04-24T09:55:31Z","title":"Nuclear interactions and net-proton number fluctuations in heavy ion collisions at the SIS18 accelerator"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.08936","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":"sha256:0fb2d3121148403e887de913e861ccb27cc0b071c7d01bdb9919f2d6a9643b03","target":"record","created_at":"2026-05-18T00:04:49Z","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":"b53a0f859de0f7ac30bb790d6b6153e88238197adfce11bf728bf04899feb5e9","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2018-04-24T09:55:31Z","title_canon_sha256":"4463574f1d3d68cbee9c121ffe877e9f78d3cfa2d938f6113ab64ba7abcfc4ac"},"schema_version":"1.0","source":{"id":"1804.08936","kind":"arxiv","version":1}},"canonical_sha256":"66e4bae9632f0a2135ed8e83f026c0a94407a198747f0810b7e66dfeaf8b141e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"66e4bae9632f0a2135ed8e83f026c0a94407a198747f0810b7e66dfeaf8b141e","first_computed_at":"2026-05-18T00:04:49.197820Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:04:49.197820Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"BbsgbpCVM+vq4InDSqPpALIWyq4ma4RG41uE4MU7xAuwoNJB/GdELZYiR5CQLKHoumZqgiCDRUAZBWWKUVeACQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:04:49.198374Z","signed_message":"canonical_sha256_bytes"},"source_id":"1804.08936","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0fb2d3121148403e887de913e861ccb27cc0b071c7d01bdb9919f2d6a9643b03","sha256:fec3e98485fee6feda34775602fc82bd04128f1a040d4aaeebc4ccdc4bd4adde"],"state_sha256":"d9bb1db1f3d030bf5bcbcb37c5465647a26d0be37926c66ce0da3fdf84029b28"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gXmDDGn8K6tu+qxZdsdP6hX+AYOWuT4wIuBuevvrJV3JtUW4bTAkHn6KIMrzvjIokLjYAdXq/eVrhmZS5wTOCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T21:58:33.755747Z","bundle_sha256":"5f8a29ef5d23d342154e8724ea7949bcf9e7d597cd29daa0b868f3b9b7fba139"}}