{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1999:KJTV7NW3LQM5U6HXDRG6K24YCQ","short_pith_number":"pith:KJTV7NW3","canonical_record":{"source":{"id":"hep-ph/9907502","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1999-07-26T18:39:56Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"4fb8adca5b87cb0c1a14d4b6fd39105148fd048a79da1dacf3c32a50a84c398a","abstract_canon_sha256":"d6b7a15e546fe5cd598a144aa2405e7874ec2334598f7349b534f546be2cb204"},"schema_version":"1.0"},"canonical_sha256":"52675fb6db5c19da78f71c4de56b98142f37ffbc2b717c416ee005ada0752640","source":{"kind":"arxiv","id":"hep-ph/9907502","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9907502","created_at":"2026-07-04T17:25:24Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9907502v1","created_at":"2026-07-04T17:25:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9907502","created_at":"2026-07-04T17:25:24Z"},{"alias_kind":"pith_short_12","alias_value":"KJTV7NW3LQM5","created_at":"2026-07-04T17:25:24Z"},{"alias_kind":"pith_short_16","alias_value":"KJTV7NW3LQM5U6HX","created_at":"2026-07-04T17:25:24Z"},{"alias_kind":"pith_short_8","alias_value":"KJTV7NW3","created_at":"2026-07-04T17:25:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1999:KJTV7NW3LQM5U6HXDRG6K24YCQ","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/9907502","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1999-07-26T18:39:56Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"4fb8adca5b87cb0c1a14d4b6fd39105148fd048a79da1dacf3c32a50a84c398a","abstract_canon_sha256":"d6b7a15e546fe5cd598a144aa2405e7874ec2334598f7349b534f546be2cb204"},"schema_version":"1.0"},"canonical_sha256":"52675fb6db5c19da78f71c4de56b98142f37ffbc2b717c416ee005ada0752640","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T17:25:24.783895Z","signature_b64":"8AdfpcgaeF3YHyN0s7LBOIkNdVpibBCoNRxHJLanUWGSQqqUGJLULhBoFdAgWn140Q19HLVF+D9OTKtMElrDAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"52675fb6db5c19da78f71c4de56b98142f37ffbc2b717c416ee005ada0752640","last_reissued_at":"2026-07-04T17:25:24.783426Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T17:25:24.783426Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/9907502","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":"2026-07-04T17:25:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6ePpiNDHLp3MtnlRpDwp0hmjPMVbn1j2+jSox/Sw5MCk6hoXj/a64CCzYjZ3ZbxllhGQyjY1y4jc43PnRozJDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T21:20:02.178817Z"},"content_sha256":"0ee0c45db67c748768e21f2dd03d09486a8cdd6004c642b4be0eca76f3f15fc6","schema_version":"1.0","event_id":"sha256:0ee0c45db67c748768e21f2dd03d09486a8cdd6004c642b4be0eca76f3f15fc6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1999:KJTV7NW3LQM5U6HXDRG6K24YCQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Low-Mass Dileptons at the CERN-SpS: Evidence for Chiral Restoration?","license":"","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"J. Wambach, R. Rapp","submitted_at":"1999-07-26T18:39:56Z","abstract_excerpt":"Using a rather complete description of the in-medium $\\rho$ spectral function - being constrained by various independent experimental information - we calculate pertinent dilepton production rates from hot and dense hadronic matter. The strong broadening of the $\\rho$ resonance entails a reminiscence to perturbative $q\\bar q$ annihilation rates in the vicinity of the phase boundary. The application to dilepton observables in Pb(158AGeV)+Au collisions - incorporating recent information on the hadro-chemical composition at CERN-SpS energies - essentially supports the broadening scenario. Possibl"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9907502","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/hep-ph/9907502/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":"2026-07-04T17:25:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+Put51nvylPmJlRcg8wb6e31mHAWuT8TMSE/vkwb+qtlnxPmmvetIWMIgmVDHcBdrWI5YLhnc5ggC5SneS7pBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T21:20:02.179447Z"},"content_sha256":"50135eef4ac4e890c591e5591dac4abef15cc6819d01d7c174a40d766bb6cc40","schema_version":"1.0","event_id":"sha256:50135eef4ac4e890c591e5591dac4abef15cc6819d01d7c174a40d766bb6cc40"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KJTV7NW3LQM5U6HXDRG6K24YCQ/bundle.json","state_url":"https://pith.science/pith/KJTV7NW3LQM5U6HXDRG6K24YCQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KJTV7NW3LQM5U6HXDRG6K24YCQ/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":"2026-08-16T21:20:02Z","links":{"resolver":"https://pith.science/pith/KJTV7NW3LQM5U6HXDRG6K24YCQ","bundle":"https://pith.science/pith/KJTV7NW3LQM5U6HXDRG6K24YCQ/bundle.json","state":"https://pith.science/pith/KJTV7NW3LQM5U6HXDRG6K24YCQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KJTV7NW3LQM5U6HXDRG6K24YCQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1999:KJTV7NW3LQM5U6HXDRG6K24YCQ","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":"d6b7a15e546fe5cd598a144aa2405e7874ec2334598f7349b534f546be2cb204","cross_cats_sorted":["nucl-th"],"license":"","primary_cat":"hep-ph","submitted_at":"1999-07-26T18:39:56Z","title_canon_sha256":"4fb8adca5b87cb0c1a14d4b6fd39105148fd048a79da1dacf3c32a50a84c398a"},"schema_version":"1.0","source":{"id":"hep-ph/9907502","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9907502","created_at":"2026-07-04T17:25:24Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9907502v1","created_at":"2026-07-04T17:25:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9907502","created_at":"2026-07-04T17:25:24Z"},{"alias_kind":"pith_short_12","alias_value":"KJTV7NW3LQM5","created_at":"2026-07-04T17:25:24Z"},{"alias_kind":"pith_short_16","alias_value":"KJTV7NW3LQM5U6HX","created_at":"2026-07-04T17:25:24Z"},{"alias_kind":"pith_short_8","alias_value":"KJTV7NW3","created_at":"2026-07-04T17:25:24Z"}],"graph_snapshots":[{"event_id":"sha256:50135eef4ac4e890c591e5591dac4abef15cc6819d01d7c174a40d766bb6cc40","target":"graph","created_at":"2026-07-04T17:25:24Z","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/hep-ph/9907502/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Using a rather complete description of the in-medium $\\rho$ spectral function - being constrained by various independent experimental information - we calculate pertinent dilepton production rates from hot and dense hadronic matter. The strong broadening of the $\\rho$ resonance entails a reminiscence to perturbative $q\\bar q$ annihilation rates in the vicinity of the phase boundary. The application to dilepton observables in Pb(158AGeV)+Au collisions - incorporating recent information on the hadro-chemical composition at CERN-SpS energies - essentially supports the broadening scenario. Possibl","authors_text":"J. Wambach, R. Rapp","cross_cats":["nucl-th"],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"1999-07-26T18:39:56Z","title":"Low-Mass Dileptons at the CERN-SpS: Evidence for Chiral Restoration?"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9907502","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":"sha256:0ee0c45db67c748768e21f2dd03d09486a8cdd6004c642b4be0eca76f3f15fc6","target":"record","created_at":"2026-07-04T17:25:24Z","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":"d6b7a15e546fe5cd598a144aa2405e7874ec2334598f7349b534f546be2cb204","cross_cats_sorted":["nucl-th"],"license":"","primary_cat":"hep-ph","submitted_at":"1999-07-26T18:39:56Z","title_canon_sha256":"4fb8adca5b87cb0c1a14d4b6fd39105148fd048a79da1dacf3c32a50a84c398a"},"schema_version":"1.0","source":{"id":"hep-ph/9907502","kind":"arxiv","version":1}},"canonical_sha256":"52675fb6db5c19da78f71c4de56b98142f37ffbc2b717c416ee005ada0752640","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"52675fb6db5c19da78f71c4de56b98142f37ffbc2b717c416ee005ada0752640","first_computed_at":"2026-07-04T17:25:24.783426Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T17:25:24.783426Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8AdfpcgaeF3YHyN0s7LBOIkNdVpibBCoNRxHJLanUWGSQqqUGJLULhBoFdAgWn140Q19HLVF+D9OTKtMElrDAQ==","signature_status":"signed_v1","signed_at":"2026-07-04T17:25:24.783895Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/9907502","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0ee0c45db67c748768e21f2dd03d09486a8cdd6004c642b4be0eca76f3f15fc6","sha256:50135eef4ac4e890c591e5591dac4abef15cc6819d01d7c174a40d766bb6cc40"],"state_sha256":"e7ded012b81e6880de942083c56501b00271742151b7e5997ffc5d77ea44c4bd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZrOmQxcn3/AgYG7MYZveGvgHOrHrKtUuGaEmuZRd2UrViLEKRcYo2WNq4tMxP3Uotht0JpVZmWBBC8STeWFgCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T21:20:02.183706Z","bundle_sha256":"caaea85562824166dee922a889bd4764e979f7498c9d136905ba90779d107f48"}}