{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:6BOHFVBCEGQMQ3LVF63OWER7Q3","short_pith_number":"pith:6BOHFVBC","canonical_record":{"source":{"id":"2208.06027","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2022-08-11T20:15:54Z","cross_cats_sorted":[],"title_canon_sha256":"ba7fdf60d5229e1deab4bc1ec599f8c30152b71c493571aa64dad42bf9b13f4c","abstract_canon_sha256":"b532448edc0082f2a6ab2ed144d0c40d1f2f3da29ac59c4ec63a9deb114776fb"},"schema_version":"1.0"},"canonical_sha256":"f05c72d42221a0c86d752fb6eb123f86ef7afe3a9b91a6b185b86f6b35004d68","source":{"kind":"arxiv","id":"2208.06027","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2208.06027","created_at":"2026-07-05T05:10:39Z"},{"alias_kind":"arxiv_version","alias_value":"2208.06027v2","created_at":"2026-07-05T05:10:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2208.06027","created_at":"2026-07-05T05:10:39Z"},{"alias_kind":"pith_short_12","alias_value":"6BOHFVBCEGQM","created_at":"2026-07-05T05:10:39Z"},{"alias_kind":"pith_short_16","alias_value":"6BOHFVBCEGQMQ3LV","created_at":"2026-07-05T05:10:39Z"},{"alias_kind":"pith_short_8","alias_value":"6BOHFVBC","created_at":"2026-07-05T05:10:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:6BOHFVBCEGQMQ3LVF63OWER7Q3","target":"record","payload":{"canonical_record":{"source":{"id":"2208.06027","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2022-08-11T20:15:54Z","cross_cats_sorted":[],"title_canon_sha256":"ba7fdf60d5229e1deab4bc1ec599f8c30152b71c493571aa64dad42bf9b13f4c","abstract_canon_sha256":"b532448edc0082f2a6ab2ed144d0c40d1f2f3da29ac59c4ec63a9deb114776fb"},"schema_version":"1.0"},"canonical_sha256":"f05c72d42221a0c86d752fb6eb123f86ef7afe3a9b91a6b185b86f6b35004d68","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:10:39.401643Z","signature_b64":"0oGJwVcnZ2c1OQbeh6JqQCAxDCjfEGrv6RGnNtjJI8s1vWKxkjDAjUB1O7oxJe7oain2PamgRAq70gGQW93vDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f05c72d42221a0c86d752fb6eb123f86ef7afe3a9b91a6b185b86f6b35004d68","last_reissued_at":"2026-07-05T05:10:39.401206Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:10:39.401206Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2208.06027","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":"2026-07-05T05:10:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"P/Z0KmKlgL07iU0oNKdHzUgefGHBXM8uzw3xspUsqmYSAkS+sNN54Pio99YC+pfOVuW3w/OatKadVv14Muu9Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T16:43:12.458228Z"},"content_sha256":"ccf7c09903b402b8d3ffc74c75a44422eced6695acf6ba66891b6194fe16e887","schema_version":"1.0","event_id":"sha256:ccf7c09903b402b8d3ffc74c75a44422eced6695acf6ba66891b6194fe16e887"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:6BOHFVBCEGQMQ3LVF63OWER7Q3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The shear viscosity of parton matter under anisotropic scatterings","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"Noah M. MacKay, Zi-Wei Lin","submitted_at":"2022-08-11T20:15:54Z","abstract_excerpt":"The shear viscosity $\\eta$ of a quark-gluon plasma in equilibrium can be calculated analytically using multiple methods or numerically using the Green-Kubo relation. It has been realized, which we confirm here, that the Chapman-Enskog method agrees well with the Green-Kubo result for both isotropic and anisotropic two-body scatterings. We then apply the Chapman-Enskog method to study the shear viscosity of the parton matter from a multi-phase transport model. In particular, we study the parton matter in the center cell of central and midcentral Au+Au collisions at $200A$ GeV and Pb+Pb collisio"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2208.06027","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2208.06027/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":"2026-07-05T05:10:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"47qVERa7DXp7hTxZe6RSuclMFWAo89A12Wgt4Wjyx3oinKB0vSI3QIx2aTcRHiTuFvYuetXGilYlG7v+tOcXAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T16:43:12.458998Z"},"content_sha256":"59308be3366d13ec50840b1c9ae323dd18425738d49595c4ae3aec0ae53d346c","schema_version":"1.0","event_id":"sha256:59308be3366d13ec50840b1c9ae323dd18425738d49595c4ae3aec0ae53d346c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6BOHFVBCEGQMQ3LVF63OWER7Q3/bundle.json","state_url":"https://pith.science/pith/6BOHFVBCEGQMQ3LVF63OWER7Q3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6BOHFVBCEGQMQ3LVF63OWER7Q3/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":"2026-08-14T16:43:12Z","links":{"resolver":"https://pith.science/pith/6BOHFVBCEGQMQ3LVF63OWER7Q3","bundle":"https://pith.science/pith/6BOHFVBCEGQMQ3LVF63OWER7Q3/bundle.json","state":"https://pith.science/pith/6BOHFVBCEGQMQ3LVF63OWER7Q3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6BOHFVBCEGQMQ3LVF63OWER7Q3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:6BOHFVBCEGQMQ3LVF63OWER7Q3","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":"b532448edc0082f2a6ab2ed144d0c40d1f2f3da29ac59c4ec63a9deb114776fb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2022-08-11T20:15:54Z","title_canon_sha256":"ba7fdf60d5229e1deab4bc1ec599f8c30152b71c493571aa64dad42bf9b13f4c"},"schema_version":"1.0","source":{"id":"2208.06027","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2208.06027","created_at":"2026-07-05T05:10:39Z"},{"alias_kind":"arxiv_version","alias_value":"2208.06027v2","created_at":"2026-07-05T05:10:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2208.06027","created_at":"2026-07-05T05:10:39Z"},{"alias_kind":"pith_short_12","alias_value":"6BOHFVBCEGQM","created_at":"2026-07-05T05:10:39Z"},{"alias_kind":"pith_short_16","alias_value":"6BOHFVBCEGQMQ3LV","created_at":"2026-07-05T05:10:39Z"},{"alias_kind":"pith_short_8","alias_value":"6BOHFVBC","created_at":"2026-07-05T05:10:39Z"}],"graph_snapshots":[{"event_id":"sha256:59308be3366d13ec50840b1c9ae323dd18425738d49595c4ae3aec0ae53d346c","target":"graph","created_at":"2026-07-05T05:10:39Z","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/2208.06027/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The shear viscosity $\\eta$ of a quark-gluon plasma in equilibrium can be calculated analytically using multiple methods or numerically using the Green-Kubo relation. It has been realized, which we confirm here, that the Chapman-Enskog method agrees well with the Green-Kubo result for both isotropic and anisotropic two-body scatterings. We then apply the Chapman-Enskog method to study the shear viscosity of the parton matter from a multi-phase transport model. In particular, we study the parton matter in the center cell of central and midcentral Au+Au collisions at $200A$ GeV and Pb+Pb collisio","authors_text":"Noah M. MacKay, Zi-Wei Lin","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2022-08-11T20:15:54Z","title":"The shear viscosity of parton matter under anisotropic scatterings"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2208.06027","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:ccf7c09903b402b8d3ffc74c75a44422eced6695acf6ba66891b6194fe16e887","target":"record","created_at":"2026-07-05T05:10:39Z","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":"b532448edc0082f2a6ab2ed144d0c40d1f2f3da29ac59c4ec63a9deb114776fb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2022-08-11T20:15:54Z","title_canon_sha256":"ba7fdf60d5229e1deab4bc1ec599f8c30152b71c493571aa64dad42bf9b13f4c"},"schema_version":"1.0","source":{"id":"2208.06027","kind":"arxiv","version":2}},"canonical_sha256":"f05c72d42221a0c86d752fb6eb123f86ef7afe3a9b91a6b185b86f6b35004d68","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f05c72d42221a0c86d752fb6eb123f86ef7afe3a9b91a6b185b86f6b35004d68","first_computed_at":"2026-07-05T05:10:39.401206Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:10:39.401206Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0oGJwVcnZ2c1OQbeh6JqQCAxDCjfEGrv6RGnNtjJI8s1vWKxkjDAjUB1O7oxJe7oain2PamgRAq70gGQW93vDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T05:10:39.401643Z","signed_message":"canonical_sha256_bytes"},"source_id":"2208.06027","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ccf7c09903b402b8d3ffc74c75a44422eced6695acf6ba66891b6194fe16e887","sha256:59308be3366d13ec50840b1c9ae323dd18425738d49595c4ae3aec0ae53d346c"],"state_sha256":"2fe938451fe0776a42995ac2a292261bed96d65072766da2d8b6d7f3fecf3988"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7SSaxZK9+ydxZekNKRqKrvwyo+o+D5JMyJP9FshIwutK2XO1bghhTbw27/hxkUAa0vwWaWNUw4mTJ3tlhjWbBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-14T16:43:12.465842Z","bundle_sha256":"ff0a676ee0ba1b70e0a1c9de006069f7e4ae7f8e7eba70e399389cfb88a722cf"}}