{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2005:2KOS3BSOTNLYNR3KNQU6HMCJ6V","short_pith_number":"pith:2KOS3BSO","canonical_record":{"source":{"id":"nucl-th/0504003","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"nucl-th","submitted_at":"2005-04-01T10:41:59Z","cross_cats_sorted":[],"title_canon_sha256":"42fb2e33e1fae198d5d8b1b55d00e95d0ace5a0730816d5ef8c9d499b5210fe4","abstract_canon_sha256":"6de408d7310836e7b3f0e8cc1153abe529090e6aab147a4ad7188c0ba84905b9"},"schema_version":"1.0"},"canonical_sha256":"d29d2d864e9b5786c76a6c29e3b049f57f9c0a06554fba2b3bc04a9fe79f500f","source":{"kind":"arxiv","id":"nucl-th/0504003","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"nucl-th/0504003","created_at":"2026-05-18T01:05:19Z"},{"alias_kind":"arxiv_version","alias_value":"nucl-th/0504003v2","created_at":"2026-05-18T01:05:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-th/0504003","created_at":"2026-05-18T01:05:19Z"},{"alias_kind":"pith_short_12","alias_value":"2KOS3BSOTNLY","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"2KOS3BSOTNLYNR3K","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"2KOS3BSO","created_at":"2026-05-18T12:25:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2005:2KOS3BSOTNLYNR3KNQU6HMCJ6V","target":"record","payload":{"canonical_record":{"source":{"id":"nucl-th/0504003","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"nucl-th","submitted_at":"2005-04-01T10:41:59Z","cross_cats_sorted":[],"title_canon_sha256":"42fb2e33e1fae198d5d8b1b55d00e95d0ace5a0730816d5ef8c9d499b5210fe4","abstract_canon_sha256":"6de408d7310836e7b3f0e8cc1153abe529090e6aab147a4ad7188c0ba84905b9"},"schema_version":"1.0"},"canonical_sha256":"d29d2d864e9b5786c76a6c29e3b049f57f9c0a06554fba2b3bc04a9fe79f500f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:05:19.308277Z","signature_b64":"Rdif0L4qXVdgYg36JMeStS7zqLJHuMo1seKR8YLIRiSC9FbWs8BUqisvG6769eIG3QAvGAEhAU1FG0E6woQsCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d29d2d864e9b5786c76a6c29e3b049f57f9c0a06554fba2b3bc04a9fe79f500f","last_reissued_at":"2026-05-18T01:05:19.307746Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:05:19.307746Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"nucl-th/0504003","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":"2026-05-18T01:05:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FzwxnGLxlK8unMebamaqn6yiA3dNHaFjHnQ2Nck9WyeM1XG4Y1ZWpb9qFWlUZpmsem3xNoXlbAKKiIvYYhPZCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-29T22:20:35.480731Z"},"content_sha256":"5c0cdb580c6eb2ff11f5042665549af658e7bf2eaba0f6d6874064baf9e6c226","schema_version":"1.0","event_id":"sha256:5c0cdb580c6eb2ff11f5042665549af658e7bf2eaba0f6d6874064baf9e6c226"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2005:2KOS3BSOTNLYNR3KNQU6HMCJ6V","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Density inhomogeneities in heavy ion collisions around the critical point","license":"","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"Adrian Dumitru, Kerstin Paech","submitted_at":"2005-04-01T10:41:59Z","abstract_excerpt":"We study the hydrodynamical expansion of a hot and baryon-dense quark fluid coupled to classical real-time evolution of the long wavelength modes of the chiral field. Significant density inhomogeneities develop dynamically when the transition to the symmetry-broken state occurs. We find that the amplitude of the density inhomogeneities is larger for expansion trajectories crossing the line of first-order transitions than for crossovers, which could provide some information on the location of a critical point. A few possible experimental signatures for inhomogeneous decoupling surfaces are ment"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-th/0504003","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":"2026-05-18T01:05:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5zX6xZAP7zZhtwpu6Wf/jwLTHw+KuHd3tiP0FHcsfYagtuAf9ymQQy8xjeDvZLwODkUXca/cUZdutktQW7AcBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-29T22:20:35.481065Z"},"content_sha256":"8ce3b4332ea51fc605b1cfb0fd518ace718ff90db5c0731bc76b2de9b6b9e2e2","schema_version":"1.0","event_id":"sha256:8ce3b4332ea51fc605b1cfb0fd518ace718ff90db5c0731bc76b2de9b6b9e2e2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2KOS3BSOTNLYNR3KNQU6HMCJ6V/bundle.json","state_url":"https://pith.science/pith/2KOS3BSOTNLYNR3KNQU6HMCJ6V/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2KOS3BSOTNLYNR3KNQU6HMCJ6V/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":"2026-06-29T22:20:35Z","links":{"resolver":"https://pith.science/pith/2KOS3BSOTNLYNR3KNQU6HMCJ6V","bundle":"https://pith.science/pith/2KOS3BSOTNLYNR3KNQU6HMCJ6V/bundle.json","state":"https://pith.science/pith/2KOS3BSOTNLYNR3KNQU6HMCJ6V/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2KOS3BSOTNLYNR3KNQU6HMCJ6V/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2005:2KOS3BSOTNLYNR3KNQU6HMCJ6V","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":"6de408d7310836e7b3f0e8cc1153abe529090e6aab147a4ad7188c0ba84905b9","cross_cats_sorted":[],"license":"","primary_cat":"nucl-th","submitted_at":"2005-04-01T10:41:59Z","title_canon_sha256":"42fb2e33e1fae198d5d8b1b55d00e95d0ace5a0730816d5ef8c9d499b5210fe4"},"schema_version":"1.0","source":{"id":"nucl-th/0504003","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"nucl-th/0504003","created_at":"2026-05-18T01:05:19Z"},{"alias_kind":"arxiv_version","alias_value":"nucl-th/0504003v2","created_at":"2026-05-18T01:05:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-th/0504003","created_at":"2026-05-18T01:05:19Z"},{"alias_kind":"pith_short_12","alias_value":"2KOS3BSOTNLY","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"2KOS3BSOTNLYNR3K","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"2KOS3BSO","created_at":"2026-05-18T12:25:52Z"}],"graph_snapshots":[{"event_id":"sha256:8ce3b4332ea51fc605b1cfb0fd518ace718ff90db5c0731bc76b2de9b6b9e2e2","target":"graph","created_at":"2026-05-18T01:05:19Z","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":"We study the hydrodynamical expansion of a hot and baryon-dense quark fluid coupled to classical real-time evolution of the long wavelength modes of the chiral field. Significant density inhomogeneities develop dynamically when the transition to the symmetry-broken state occurs. We find that the amplitude of the density inhomogeneities is larger for expansion trajectories crossing the line of first-order transitions than for crossovers, which could provide some information on the location of a critical point. A few possible experimental signatures for inhomogeneous decoupling surfaces are ment","authors_text":"Adrian Dumitru, Kerstin Paech","cross_cats":[],"headline":"","license":"","primary_cat":"nucl-th","submitted_at":"2005-04-01T10:41:59Z","title":"Density inhomogeneities in heavy ion collisions around the critical point"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-th/0504003","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":"sha256:5c0cdb580c6eb2ff11f5042665549af658e7bf2eaba0f6d6874064baf9e6c226","target":"record","created_at":"2026-05-18T01:05:19Z","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":"6de408d7310836e7b3f0e8cc1153abe529090e6aab147a4ad7188c0ba84905b9","cross_cats_sorted":[],"license":"","primary_cat":"nucl-th","submitted_at":"2005-04-01T10:41:59Z","title_canon_sha256":"42fb2e33e1fae198d5d8b1b55d00e95d0ace5a0730816d5ef8c9d499b5210fe4"},"schema_version":"1.0","source":{"id":"nucl-th/0504003","kind":"arxiv","version":2}},"canonical_sha256":"d29d2d864e9b5786c76a6c29e3b049f57f9c0a06554fba2b3bc04a9fe79f500f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d29d2d864e9b5786c76a6c29e3b049f57f9c0a06554fba2b3bc04a9fe79f500f","first_computed_at":"2026-05-18T01:05:19.307746Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:05:19.307746Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Rdif0L4qXVdgYg36JMeStS7zqLJHuMo1seKR8YLIRiSC9FbWs8BUqisvG6769eIG3QAvGAEhAU1FG0E6woQsCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:05:19.308277Z","signed_message":"canonical_sha256_bytes"},"source_id":"nucl-th/0504003","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5c0cdb580c6eb2ff11f5042665549af658e7bf2eaba0f6d6874064baf9e6c226","sha256:8ce3b4332ea51fc605b1cfb0fd518ace718ff90db5c0731bc76b2de9b6b9e2e2"],"state_sha256":"5854ce6cb40b8b64616192e1ce374d6159f621ae4e12abbc5e7c57252b183887"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+vbl7fly248RJJmVrIdF9yYtuBF2RcgBsvGOa2bpszAwBjqbd0dpTmnBEJyFSYNPf7coNdgBQHFby1Sl2sfGDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-29T22:20:35.483202Z","bundle_sha256":"4c96d7c319fa06df70bdd18ecbd225f58e293a9cab49e3d8eff32728dec42438"}}