{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1996:3BJL45X2Z2XEIEKF3NQXCB3VMX","short_pith_number":"pith:3BJL45X2","canonical_record":{"source":{"id":"nucl-th/9611027","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"nucl-th","submitted_at":"1996-11-14T14:34:51Z","cross_cats_sorted":[],"title_canon_sha256":"c2974b4732f8a11c66d2bfe125695d25988061cb2377ff42175a25eb77592926","abstract_canon_sha256":"2d2038e4b844115c2c9c678dc9550cb6b244d2c0d54763d0ab9533ee71319908"},"schema_version":"1.0"},"canonical_sha256":"d852be76faceae441145db6171077565df431c7bd5c622862ab5fc948de8d30d","source":{"kind":"arxiv","id":"nucl-th/9611027","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"nucl-th/9611027","created_at":"2026-07-04T15:21:40Z"},{"alias_kind":"arxiv_version","alias_value":"nucl-th/9611027v1","created_at":"2026-07-04T15:21:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-th/9611027","created_at":"2026-07-04T15:21:40Z"},{"alias_kind":"pith_short_12","alias_value":"3BJL45X2Z2XE","created_at":"2026-07-04T15:21:40Z"},{"alias_kind":"pith_short_16","alias_value":"3BJL45X2Z2XEIEKF","created_at":"2026-07-04T15:21:40Z"},{"alias_kind":"pith_short_8","alias_value":"3BJL45X2","created_at":"2026-07-04T15:21:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1996:3BJL45X2Z2XEIEKF3NQXCB3VMX","target":"record","payload":{"canonical_record":{"source":{"id":"nucl-th/9611027","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"nucl-th","submitted_at":"1996-11-14T14:34:51Z","cross_cats_sorted":[],"title_canon_sha256":"c2974b4732f8a11c66d2bfe125695d25988061cb2377ff42175a25eb77592926","abstract_canon_sha256":"2d2038e4b844115c2c9c678dc9550cb6b244d2c0d54763d0ab9533ee71319908"},"schema_version":"1.0"},"canonical_sha256":"d852be76faceae441145db6171077565df431c7bd5c622862ab5fc948de8d30d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:21:40.563989Z","signature_b64":"5sL0aKySJDqK3ISt1+brQa0X3pvZaXWM+RkfyEPMrbxiwO5nGd7CzNeiKwKAFFvngPyNfT6wnn9d+rjY/+8XAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d852be76faceae441145db6171077565df431c7bd5c622862ab5fc948de8d30d","last_reissued_at":"2026-07-04T15:21:40.563555Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:21:40.563555Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"nucl-th/9611027","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":"2026-07-04T15:21:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"d48VB2/mcz9IqtMjk7EEDULY2O7Ko1griS16SXNGpKNQVnJfwpf6HYpX1CxgrhaQ051kwBGZzxR5/Pri7Q2gBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T20:12:19.062910Z"},"content_sha256":"1aa8dce0ba5d4ef53e61775d86ddb2fb3e440465a6eacfbeb229aff4c9eee402","schema_version":"1.0","event_id":"sha256:1aa8dce0ba5d4ef53e61775d86ddb2fb3e440465a6eacfbeb229aff4c9eee402"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1996:3BJL45X2Z2XEIEKF3NQXCB3VMX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Medium effects in high energy heavy-ion collisions","license":"","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"C. M. Ko, G. Q. Li","submitted_at":"1996-11-14T14:34:51Z","abstract_excerpt":"The change of hadron properties in dense matter based on various theoretical approaches are reviewed. Incorporating these medium effects in the relativistic transport model, which treats consistently the change of hadron masses and energies in dense matter via the scalar and vector fields, heavy-ion collisions at energies available from SIS/GSI, AGS/BNL, and SPS/CERN are studied. This model is seen to provide satisfactory explanations for the observed enhancement of kaon, antikaon, and antiproton yields as well as soft pions in the transverse direction from the SIS experiments. In the AGS heav"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-th/9611027","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/nucl-th/9611027/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":"2026-07-04T15:21:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FXscJA5YcdVynRfascA7sB1d34fVl/w8mV1nkqgtPgdbb3LpaOVB2xCmut4rtpAhZH9xw0IM5jfAO4F6OKXVDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T20:12:19.063910Z"},"content_sha256":"96ac3f4ae191308b03f304b084c3ed7e132ce4d917378810ed4d2d831c00dcfe","schema_version":"1.0","event_id":"sha256:96ac3f4ae191308b03f304b084c3ed7e132ce4d917378810ed4d2d831c00dcfe"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3BJL45X2Z2XEIEKF3NQXCB3VMX/bundle.json","state_url":"https://pith.science/pith/3BJL45X2Z2XEIEKF3NQXCB3VMX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3BJL45X2Z2XEIEKF3NQXCB3VMX/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":"2026-08-10T20:12:19Z","links":{"resolver":"https://pith.science/pith/3BJL45X2Z2XEIEKF3NQXCB3VMX","bundle":"https://pith.science/pith/3BJL45X2Z2XEIEKF3NQXCB3VMX/bundle.json","state":"https://pith.science/pith/3BJL45X2Z2XEIEKF3NQXCB3VMX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3BJL45X2Z2XEIEKF3NQXCB3VMX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1996:3BJL45X2Z2XEIEKF3NQXCB3VMX","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":"2d2038e4b844115c2c9c678dc9550cb6b244d2c0d54763d0ab9533ee71319908","cross_cats_sorted":[],"license":"","primary_cat":"nucl-th","submitted_at":"1996-11-14T14:34:51Z","title_canon_sha256":"c2974b4732f8a11c66d2bfe125695d25988061cb2377ff42175a25eb77592926"},"schema_version":"1.0","source":{"id":"nucl-th/9611027","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"nucl-th/9611027","created_at":"2026-07-04T15:21:40Z"},{"alias_kind":"arxiv_version","alias_value":"nucl-th/9611027v1","created_at":"2026-07-04T15:21:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-th/9611027","created_at":"2026-07-04T15:21:40Z"},{"alias_kind":"pith_short_12","alias_value":"3BJL45X2Z2XE","created_at":"2026-07-04T15:21:40Z"},{"alias_kind":"pith_short_16","alias_value":"3BJL45X2Z2XEIEKF","created_at":"2026-07-04T15:21:40Z"},{"alias_kind":"pith_short_8","alias_value":"3BJL45X2","created_at":"2026-07-04T15:21:40Z"}],"graph_snapshots":[{"event_id":"sha256:96ac3f4ae191308b03f304b084c3ed7e132ce4d917378810ed4d2d831c00dcfe","target":"graph","created_at":"2026-07-04T15:21:40Z","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/nucl-th/9611027/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The change of hadron properties in dense matter based on various theoretical approaches are reviewed. Incorporating these medium effects in the relativistic transport model, which treats consistently the change of hadron masses and energies in dense matter via the scalar and vector fields, heavy-ion collisions at energies available from SIS/GSI, AGS/BNL, and SPS/CERN are studied. This model is seen to provide satisfactory explanations for the observed enhancement of kaon, antikaon, and antiproton yields as well as soft pions in the transverse direction from the SIS experiments. In the AGS heav","authors_text":"C. M. Ko, G. Q. Li","cross_cats":[],"headline":"","license":"","primary_cat":"nucl-th","submitted_at":"1996-11-14T14:34:51Z","title":"Medium effects in high energy heavy-ion collisions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-th/9611027","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":"sha256:1aa8dce0ba5d4ef53e61775d86ddb2fb3e440465a6eacfbeb229aff4c9eee402","target":"record","created_at":"2026-07-04T15:21:40Z","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":"2d2038e4b844115c2c9c678dc9550cb6b244d2c0d54763d0ab9533ee71319908","cross_cats_sorted":[],"license":"","primary_cat":"nucl-th","submitted_at":"1996-11-14T14:34:51Z","title_canon_sha256":"c2974b4732f8a11c66d2bfe125695d25988061cb2377ff42175a25eb77592926"},"schema_version":"1.0","source":{"id":"nucl-th/9611027","kind":"arxiv","version":1}},"canonical_sha256":"d852be76faceae441145db6171077565df431c7bd5c622862ab5fc948de8d30d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d852be76faceae441145db6171077565df431c7bd5c622862ab5fc948de8d30d","first_computed_at":"2026-07-04T15:21:40.563555Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:21:40.563555Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5sL0aKySJDqK3ISt1+brQa0X3pvZaXWM+RkfyEPMrbxiwO5nGd7CzNeiKwKAFFvngPyNfT6wnn9d+rjY/+8XAg==","signature_status":"signed_v1","signed_at":"2026-07-04T15:21:40.563989Z","signed_message":"canonical_sha256_bytes"},"source_id":"nucl-th/9611027","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1aa8dce0ba5d4ef53e61775d86ddb2fb3e440465a6eacfbeb229aff4c9eee402","sha256:96ac3f4ae191308b03f304b084c3ed7e132ce4d917378810ed4d2d831c00dcfe"],"state_sha256":"e00e6a05056b1c3c8e048868f34dc8fc5b6c6f2013945f35f45f8bf51f256390"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WyQoPk2n9uPsqazNiUk5Whl9SvjBonNltbQCN+rRdd7bHExsRuVaBOCZbQp5AfsLcQJi6a0KEmWI/hrCnT4NDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-10T20:12:19.076262Z","bundle_sha256":"2ae289e1ee872655a21abf4fa3f4b1a4227bb950b599d712eed28c35eda35f26"}}