{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:ZUROYUJDXAZKDPUZAEAPTF5ER3","short_pith_number":"pith:ZUROYUJD","canonical_record":{"source":{"id":"1805.02663","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-05-07T18:00:02Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"aa2bee60259ea9e97d197df9be36baf36e58916bd91822ffb45175bc9cd4cd91","abstract_canon_sha256":"e7673c85dde298e544b5cbc002bb7534d31cdf809958d8488beebda746ffc2d4"},"schema_version":"1.0"},"canonical_sha256":"cd22ec5123b832a1be990100f997a48efadf83910bf14c60530ce8c72482ccb2","source":{"kind":"arxiv","id":"1805.02663","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.02663","created_at":"2026-05-18T00:09:09Z"},{"alias_kind":"arxiv_version","alias_value":"1805.02663v2","created_at":"2026-05-18T00:09:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.02663","created_at":"2026-05-18T00:09:09Z"},{"alias_kind":"pith_short_12","alias_value":"ZUROYUJDXAZK","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_16","alias_value":"ZUROYUJDXAZKDPUZ","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_8","alias_value":"ZUROYUJD","created_at":"2026-05-18T12:33:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:ZUROYUJDXAZKDPUZAEAPTF5ER3","target":"record","payload":{"canonical_record":{"source":{"id":"1805.02663","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-05-07T18:00:02Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"aa2bee60259ea9e97d197df9be36baf36e58916bd91822ffb45175bc9cd4cd91","abstract_canon_sha256":"e7673c85dde298e544b5cbc002bb7534d31cdf809958d8488beebda746ffc2d4"},"schema_version":"1.0"},"canonical_sha256":"cd22ec5123b832a1be990100f997a48efadf83910bf14c60530ce8c72482ccb2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:09:09.281253Z","signature_b64":"kUO4A0my6k1T5Iwi4nsrTwMOw5R1FflV3FkjzAGgeCQAxzBhA+63tlUUAdzsRwBR08GP4onU+aZmYsfnea37CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cd22ec5123b832a1be990100f997a48efadf83910bf14c60530ce8c72482ccb2","last_reissued_at":"2026-05-18T00:09:09.280707Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:09:09.280707Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1805.02663","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":"2026-05-18T00:09:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VKfjYa/mxZIRDLcHIKBDGn/uHqPhDSmmDJs89o02oVtOq/Oxjl+8R0opDlfeuSfq3+RUpwXdAD1IHJK2SpkxAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T06:29:02.997407Z"},"content_sha256":"5887c9c9cb666480b8eb83566ff9e0f23c9de58e154240334a8b53fe155ebf38","schema_version":"1.0","event_id":"sha256:5887c9c9cb666480b8eb83566ff9e0f23c9de58e154240334a8b53fe155ebf38"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:ZUROYUJDXAZKDPUZAEAPTF5ER3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Second-order Hydrodynamics in Next-to-Leading-Order QCD","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"Derek Teaney, Guy D. Moore, Jacopo Ghiglieri","submitted_at":"2018-05-07T18:00:02Z","abstract_excerpt":"We compute the hydrodynamic relaxation times $\\tau_\\pi$ and $\\tau_j$ for hot QCD at next-to-leading order in the coupling with kinetic theory. We show that certain dimensionless ratios of second-order to first-order transport coefficients obey bounds which apply whenever a kinetic theory description is possible; the computed values lie somewhat above these bounds. Strongly coupled theories with holographic duals strongly violate these bounds, highlighting their distance from a quasiparticle description."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.02663","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":"2026-05-18T00:09:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MguCSDn8XhqYsXRDgvrcYpsIXCQWNnaqSNzr5n9A8hjNAPv9kVK6sGjTTrjzY85LGFzWo7PsDdafIlJv9kkCBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T06:29:02.997774Z"},"content_sha256":"1fe8294a2dd9d9048c4335c5227b2fbb2faf5578f6e9e1a439d3519a83a8182a","schema_version":"1.0","event_id":"sha256:1fe8294a2dd9d9048c4335c5227b2fbb2faf5578f6e9e1a439d3519a83a8182a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZUROYUJDXAZKDPUZAEAPTF5ER3/bundle.json","state_url":"https://pith.science/pith/ZUROYUJDXAZKDPUZAEAPTF5ER3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZUROYUJDXAZKDPUZAEAPTF5ER3/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":"2026-05-30T06:29:02Z","links":{"resolver":"https://pith.science/pith/ZUROYUJDXAZKDPUZAEAPTF5ER3","bundle":"https://pith.science/pith/ZUROYUJDXAZKDPUZAEAPTF5ER3/bundle.json","state":"https://pith.science/pith/ZUROYUJDXAZKDPUZAEAPTF5ER3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZUROYUJDXAZKDPUZAEAPTF5ER3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:ZUROYUJDXAZKDPUZAEAPTF5ER3","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":"e7673c85dde298e544b5cbc002bb7534d31cdf809958d8488beebda746ffc2d4","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-05-07T18:00:02Z","title_canon_sha256":"aa2bee60259ea9e97d197df9be36baf36e58916bd91822ffb45175bc9cd4cd91"},"schema_version":"1.0","source":{"id":"1805.02663","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1805.02663","created_at":"2026-05-18T00:09:09Z"},{"alias_kind":"arxiv_version","alias_value":"1805.02663v2","created_at":"2026-05-18T00:09:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.02663","created_at":"2026-05-18T00:09:09Z"},{"alias_kind":"pith_short_12","alias_value":"ZUROYUJDXAZK","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_16","alias_value":"ZUROYUJDXAZKDPUZ","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_8","alias_value":"ZUROYUJD","created_at":"2026-05-18T12:33:07Z"}],"graph_snapshots":[{"event_id":"sha256:1fe8294a2dd9d9048c4335c5227b2fbb2faf5578f6e9e1a439d3519a83a8182a","target":"graph","created_at":"2026-05-18T00:09:09Z","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 compute the hydrodynamic relaxation times $\\tau_\\pi$ and $\\tau_j$ for hot QCD at next-to-leading order in the coupling with kinetic theory. We show that certain dimensionless ratios of second-order to first-order transport coefficients obey bounds which apply whenever a kinetic theory description is possible; the computed values lie somewhat above these bounds. Strongly coupled theories with holographic duals strongly violate these bounds, highlighting their distance from a quasiparticle description.","authors_text":"Derek Teaney, Guy D. Moore, Jacopo Ghiglieri","cross_cats":["nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-05-07T18:00:02Z","title":"Second-order Hydrodynamics in Next-to-Leading-Order QCD"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.02663","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":"sha256:5887c9c9cb666480b8eb83566ff9e0f23c9de58e154240334a8b53fe155ebf38","target":"record","created_at":"2026-05-18T00:09:09Z","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":"e7673c85dde298e544b5cbc002bb7534d31cdf809958d8488beebda746ffc2d4","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-05-07T18:00:02Z","title_canon_sha256":"aa2bee60259ea9e97d197df9be36baf36e58916bd91822ffb45175bc9cd4cd91"},"schema_version":"1.0","source":{"id":"1805.02663","kind":"arxiv","version":2}},"canonical_sha256":"cd22ec5123b832a1be990100f997a48efadf83910bf14c60530ce8c72482ccb2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cd22ec5123b832a1be990100f997a48efadf83910bf14c60530ce8c72482ccb2","first_computed_at":"2026-05-18T00:09:09.280707Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:09:09.280707Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kUO4A0my6k1T5Iwi4nsrTwMOw5R1FflV3FkjzAGgeCQAxzBhA+63tlUUAdzsRwBR08GP4onU+aZmYsfnea37CQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:09:09.281253Z","signed_message":"canonical_sha256_bytes"},"source_id":"1805.02663","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5887c9c9cb666480b8eb83566ff9e0f23c9de58e154240334a8b53fe155ebf38","sha256:1fe8294a2dd9d9048c4335c5227b2fbb2faf5578f6e9e1a439d3519a83a8182a"],"state_sha256":"ef771d9deda5ea45dcf1ac644951498d2005d1033291159e2d60dd0f07cb55c4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lsFAU0hEKtwwrdV4UahmKchJdi+rZWRIk8BA48wb0btJmjCMMrBNVWZRk1Qrovt1H+m/yjd0MxlmCTPJutfkBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T06:29:03.000203Z","bundle_sha256":"e703ea197038defccc771da80ef8c935fb9973e3595af82bc865746d968a5e42"}}