{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:5OCSTQ6UH2N6Q6PGVGGZCYKF57","short_pith_number":"pith:5OCSTQ6U","canonical_record":{"source":{"id":"2008.02902","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-08-06T23:40:33Z","cross_cats_sorted":["nucl-ex","nucl-th"],"title_canon_sha256":"f71eef764d174defd3083499b6d718a254bef8bc1c83056c6788c6e2d039d1eb","abstract_canon_sha256":"725786ddd14cacbd3d4f68cef359c29897cb91c49b8886a56d2fc50bf80907b6"},"schema_version":"1.0"},"canonical_sha256":"eb8529c3d43e9be879e6a98d916145efff16aaf84c89dc94cca49cbfca556783","source":{"kind":"arxiv","id":"2008.02902","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.02902","created_at":"2026-07-05T02:13:48Z"},{"alias_kind":"arxiv_version","alias_value":"2008.02902v1","created_at":"2026-07-05T02:13:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.02902","created_at":"2026-07-05T02:13:48Z"},{"alias_kind":"pith_short_12","alias_value":"5OCSTQ6UH2N6","created_at":"2026-07-05T02:13:48Z"},{"alias_kind":"pith_short_16","alias_value":"5OCSTQ6UH2N6Q6PG","created_at":"2026-07-05T02:13:48Z"},{"alias_kind":"pith_short_8","alias_value":"5OCSTQ6U","created_at":"2026-07-05T02:13:48Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:5OCSTQ6UH2N6Q6PGVGGZCYKF57","target":"record","payload":{"canonical_record":{"source":{"id":"2008.02902","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-08-06T23:40:33Z","cross_cats_sorted":["nucl-ex","nucl-th"],"title_canon_sha256":"f71eef764d174defd3083499b6d718a254bef8bc1c83056c6788c6e2d039d1eb","abstract_canon_sha256":"725786ddd14cacbd3d4f68cef359c29897cb91c49b8886a56d2fc50bf80907b6"},"schema_version":"1.0"},"canonical_sha256":"eb8529c3d43e9be879e6a98d916145efff16aaf84c89dc94cca49cbfca556783","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:13:48.284054Z","signature_b64":"AFkV9zy4QvAxn1ZxivjbWDtwTEtDOzjkrg1dqDkNky5L5ATsjGRybZ4tulHJFO0ryOv7kFAIRtsIESrOJDEFDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"eb8529c3d43e9be879e6a98d916145efff16aaf84c89dc94cca49cbfca556783","last_reissued_at":"2026-07-05T02:13:48.283446Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:13:48.283446Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2008.02902","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":"2026-07-05T02:13:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ITa0MUAMLQHZ1nCTqgHdOmeORz0vcfsUHdmgfsaPUox6rzHPXnGpX4OSLPYCyvrQT6Nhyh3IdOUAzTB2Uk+xBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T12:37:56.604681Z"},"content_sha256":"2282c728e352e38e0b0dd166a1d729fffd059cebdd62b19df09ea9733761cfaf","schema_version":"1.0","event_id":"sha256:2282c728e352e38e0b0dd166a1d729fffd059cebdd62b19df09ea9733761cfaf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:5OCSTQ6UH2N6Q6PGVGGZCYKF57","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The emission of electromagnetic radiation from the early stages of relativistic heavy-ion collisions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex","nucl-th"],"primary_cat":"hep-ph","authors_text":"Charles Gale, Jessica Churchill, Li Yan, Sangyong Jeon","submitted_at":"2020-08-06T23:40:33Z","abstract_excerpt":"We estimate the production of electromagnetic radiation (real and virtual photons) from the early, pre-equilibrium, stage of relativistic heavy-ion collisions. The parton dynamics are obtained as a solution of the Boltzmann equation in the Fokker-Planck diffusion limit. The photon and dilepton rates are integrated and the obtained yields are compared with those from standard sources and with available experimental data. Non-equilibrium photon spectra are predicted for Pb+Pb at $\\sqrt{s_{\\rm NN}} = 5.02$ TeV."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.02902","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/2008.02902/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":"2026-07-05T02:13:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TQDnh5/Cp//y7/YoCbD2fc5HFwgO9nFbC40E2bflI4h2VWN9pvDfa3B+PdxkGt0guuRuTsyuTBu4phQ8mJH8Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T12:37:56.605701Z"},"content_sha256":"fe90abc5637211c540a474407f794aafd01468d5b2d11d6f67950cfedd429cd6","schema_version":"1.0","event_id":"sha256:fe90abc5637211c540a474407f794aafd01468d5b2d11d6f67950cfedd429cd6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5OCSTQ6UH2N6Q6PGVGGZCYKF57/bundle.json","state_url":"https://pith.science/pith/5OCSTQ6UH2N6Q6PGVGGZCYKF57/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5OCSTQ6UH2N6Q6PGVGGZCYKF57/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":"2026-08-13T12:37:56Z","links":{"resolver":"https://pith.science/pith/5OCSTQ6UH2N6Q6PGVGGZCYKF57","bundle":"https://pith.science/pith/5OCSTQ6UH2N6Q6PGVGGZCYKF57/bundle.json","state":"https://pith.science/pith/5OCSTQ6UH2N6Q6PGVGGZCYKF57/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5OCSTQ6UH2N6Q6PGVGGZCYKF57/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:5OCSTQ6UH2N6Q6PGVGGZCYKF57","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":"725786ddd14cacbd3d4f68cef359c29897cb91c49b8886a56d2fc50bf80907b6","cross_cats_sorted":["nucl-ex","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-08-06T23:40:33Z","title_canon_sha256":"f71eef764d174defd3083499b6d718a254bef8bc1c83056c6788c6e2d039d1eb"},"schema_version":"1.0","source":{"id":"2008.02902","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.02902","created_at":"2026-07-05T02:13:48Z"},{"alias_kind":"arxiv_version","alias_value":"2008.02902v1","created_at":"2026-07-05T02:13:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.02902","created_at":"2026-07-05T02:13:48Z"},{"alias_kind":"pith_short_12","alias_value":"5OCSTQ6UH2N6","created_at":"2026-07-05T02:13:48Z"},{"alias_kind":"pith_short_16","alias_value":"5OCSTQ6UH2N6Q6PG","created_at":"2026-07-05T02:13:48Z"},{"alias_kind":"pith_short_8","alias_value":"5OCSTQ6U","created_at":"2026-07-05T02:13:48Z"}],"graph_snapshots":[{"event_id":"sha256:fe90abc5637211c540a474407f794aafd01468d5b2d11d6f67950cfedd429cd6","target":"graph","created_at":"2026-07-05T02:13:48Z","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/2008.02902/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We estimate the production of electromagnetic radiation (real and virtual photons) from the early, pre-equilibrium, stage of relativistic heavy-ion collisions. The parton dynamics are obtained as a solution of the Boltzmann equation in the Fokker-Planck diffusion limit. The photon and dilepton rates are integrated and the obtained yields are compared with those from standard sources and with available experimental data. Non-equilibrium photon spectra are predicted for Pb+Pb at $\\sqrt{s_{\\rm NN}} = 5.02$ TeV.","authors_text":"Charles Gale, Jessica Churchill, Li Yan, Sangyong Jeon","cross_cats":["nucl-ex","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-08-06T23:40:33Z","title":"The emission of electromagnetic radiation from the early stages of relativistic heavy-ion collisions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.02902","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":"sha256:2282c728e352e38e0b0dd166a1d729fffd059cebdd62b19df09ea9733761cfaf","target":"record","created_at":"2026-07-05T02:13:48Z","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":"725786ddd14cacbd3d4f68cef359c29897cb91c49b8886a56d2fc50bf80907b6","cross_cats_sorted":["nucl-ex","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-08-06T23:40:33Z","title_canon_sha256":"f71eef764d174defd3083499b6d718a254bef8bc1c83056c6788c6e2d039d1eb"},"schema_version":"1.0","source":{"id":"2008.02902","kind":"arxiv","version":1}},"canonical_sha256":"eb8529c3d43e9be879e6a98d916145efff16aaf84c89dc94cca49cbfca556783","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"eb8529c3d43e9be879e6a98d916145efff16aaf84c89dc94cca49cbfca556783","first_computed_at":"2026-07-05T02:13:48.283446Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:13:48.283446Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AFkV9zy4QvAxn1ZxivjbWDtwTEtDOzjkrg1dqDkNky5L5ATsjGRybZ4tulHJFO0ryOv7kFAIRtsIESrOJDEFDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T02:13:48.284054Z","signed_message":"canonical_sha256_bytes"},"source_id":"2008.02902","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2282c728e352e38e0b0dd166a1d729fffd059cebdd62b19df09ea9733761cfaf","sha256:fe90abc5637211c540a474407f794aafd01468d5b2d11d6f67950cfedd429cd6"],"state_sha256":"a32b3cf1f3039ed0d30e1c47ac502b22707530d35b84d8a822edbb710319865c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OMLpEaOiN2bvSV2SSm6NCyrYcfLPvnZT5dxIeqcXqX6tnlN03m/2E1674TeKG8mKnn33+KlayWp1jDLQPKHiDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-13T12:37:56.612523Z","bundle_sha256":"4fc85d4b7194af673b8e29874e3509b2e368ca20f8f87142c03c42c31d3bde71"}}