{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:MXFDT7QDOFZUFBR52SADDO3WUV","short_pith_number":"pith:MXFDT7QD","canonical_record":{"source":{"id":"1703.10955","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2017-03-31T15:44:32Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"0f42129afdd88473c146663b9ba1cd18373e2f8aa1cee6890e3412f392130844","abstract_canon_sha256":"d69d2b79d6a4a506e84154f214d7d588aa002a88bca52a8c3d28493494acb3fd"},"schema_version":"1.0"},"canonical_sha256":"65ca39fe03717342863dd48031bb76a5457e4294c1bf17dbd3ec4112d8ea4bec","source":{"kind":"arxiv","id":"1703.10955","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.10955","created_at":"2026-05-18T00:42:57Z"},{"alias_kind":"arxiv_version","alias_value":"1703.10955v1","created_at":"2026-05-18T00:42:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.10955","created_at":"2026-05-18T00:42:57Z"},{"alias_kind":"pith_short_12","alias_value":"MXFDT7QDOFZU","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_16","alias_value":"MXFDT7QDOFZUFBR5","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_8","alias_value":"MXFDT7QD","created_at":"2026-05-18T12:31:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:MXFDT7QDOFZUFBR52SADDO3WUV","target":"record","payload":{"canonical_record":{"source":{"id":"1703.10955","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2017-03-31T15:44:32Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"0f42129afdd88473c146663b9ba1cd18373e2f8aa1cee6890e3412f392130844","abstract_canon_sha256":"d69d2b79d6a4a506e84154f214d7d588aa002a88bca52a8c3d28493494acb3fd"},"schema_version":"1.0"},"canonical_sha256":"65ca39fe03717342863dd48031bb76a5457e4294c1bf17dbd3ec4112d8ea4bec","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:42:57.783813Z","signature_b64":"BWSCefxaEIn+kBOPIvWwO6D4j09kShoM3IoQqyPTcGQQ/Qui3+JIODdXO56H+DCqj4hk4Iew7Bdj1pmipIdgCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"65ca39fe03717342863dd48031bb76a5457e4294c1bf17dbd3ec4112d8ea4bec","last_reissued_at":"2026-05-18T00:42:57.783033Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:42:57.783033Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1703.10955","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":"2026-05-18T00:42:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"72Ekmdj8fu1BuGlqorewVcM1lOfGB2Uqe0VIkWyWpvT7zJ4IzyutR3Fl1Ztu8UZBoTFRWl5GuLgIWn3JRuaIDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T10:26:14.888411Z"},"content_sha256":"edb16b2934e10db5b6ae96ba8b0196b60a0ec961cefe6070188c07ca5d13111f","schema_version":"1.0","event_id":"sha256:edb16b2934e10db5b6ae96ba8b0196b60a0ec961cefe6070188c07ca5d13111f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:MXFDT7QDOFZUFBR52SADDO3WUV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Anisotropic fluid dynamics for Gubser flow","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"nucl-th","authors_text":"M. Martinez, M. McNelis, U. Heinz","submitted_at":"2017-03-31T15:44:32Z","abstract_excerpt":"Exploring a variety of closing schemes to the infinite hierarchy of momentum moments of the exactly solvable Boltzmann equation for systems undergoing Gubser flow, we study the precision with which the resulting hydrodynamic equations reproduce the exact evolution of hydrodynamic moments of the distribution function. We find that anisotropic hydrodynamics, obtained by ex- panding the distribution function around a dynamically evolving locally anisotropic background whose evolution is matched to exactly reproduce the macroscopic pressure anisotropy caused by the different longitudinal and trans"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.10955","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":""},"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":"2026-05-18T00:42:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"q6qSeWdPh+OUmCJr/ASoMwDToKvEWlXfDoPEa1aiyI1Vs0YAArmUflpJBXimCICvnYP1YVNAmIngIkLMJg9rDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T10:26:14.889091Z"},"content_sha256":"1d9143be615957339da489305709f31f13346beaac8b1f19c4f420b0ca8bf547","schema_version":"1.0","event_id":"sha256:1d9143be615957339da489305709f31f13346beaac8b1f19c4f420b0ca8bf547"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MXFDT7QDOFZUFBR52SADDO3WUV/bundle.json","state_url":"https://pith.science/pith/MXFDT7QDOFZUFBR52SADDO3WUV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MXFDT7QDOFZUFBR52SADDO3WUV/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":"2026-06-07T10:26:14Z","links":{"resolver":"https://pith.science/pith/MXFDT7QDOFZUFBR52SADDO3WUV","bundle":"https://pith.science/pith/MXFDT7QDOFZUFBR52SADDO3WUV/bundle.json","state":"https://pith.science/pith/MXFDT7QDOFZUFBR52SADDO3WUV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MXFDT7QDOFZUFBR52SADDO3WUV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:MXFDT7QDOFZUFBR52SADDO3WUV","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":"d69d2b79d6a4a506e84154f214d7d588aa002a88bca52a8c3d28493494acb3fd","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2017-03-31T15:44:32Z","title_canon_sha256":"0f42129afdd88473c146663b9ba1cd18373e2f8aa1cee6890e3412f392130844"},"schema_version":"1.0","source":{"id":"1703.10955","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.10955","created_at":"2026-05-18T00:42:57Z"},{"alias_kind":"arxiv_version","alias_value":"1703.10955v1","created_at":"2026-05-18T00:42:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.10955","created_at":"2026-05-18T00:42:57Z"},{"alias_kind":"pith_short_12","alias_value":"MXFDT7QDOFZU","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_16","alias_value":"MXFDT7QDOFZUFBR5","created_at":"2026-05-18T12:31:31Z"},{"alias_kind":"pith_short_8","alias_value":"MXFDT7QD","created_at":"2026-05-18T12:31:31Z"}],"graph_snapshots":[{"event_id":"sha256:1d9143be615957339da489305709f31f13346beaac8b1f19c4f420b0ca8bf547","target":"graph","created_at":"2026-05-18T00:42:57Z","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":"Exploring a variety of closing schemes to the infinite hierarchy of momentum moments of the exactly solvable Boltzmann equation for systems undergoing Gubser flow, we study the precision with which the resulting hydrodynamic equations reproduce the exact evolution of hydrodynamic moments of the distribution function. We find that anisotropic hydrodynamics, obtained by ex- panding the distribution function around a dynamically evolving locally anisotropic background whose evolution is matched to exactly reproduce the macroscopic pressure anisotropy caused by the different longitudinal and trans","authors_text":"M. Martinez, M. McNelis, U. Heinz","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2017-03-31T15:44:32Z","title":"Anisotropic fluid dynamics for Gubser flow"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.10955","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:edb16b2934e10db5b6ae96ba8b0196b60a0ec961cefe6070188c07ca5d13111f","target":"record","created_at":"2026-05-18T00:42:57Z","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":"d69d2b79d6a4a506e84154f214d7d588aa002a88bca52a8c3d28493494acb3fd","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2017-03-31T15:44:32Z","title_canon_sha256":"0f42129afdd88473c146663b9ba1cd18373e2f8aa1cee6890e3412f392130844"},"schema_version":"1.0","source":{"id":"1703.10955","kind":"arxiv","version":1}},"canonical_sha256":"65ca39fe03717342863dd48031bb76a5457e4294c1bf17dbd3ec4112d8ea4bec","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"65ca39fe03717342863dd48031bb76a5457e4294c1bf17dbd3ec4112d8ea4bec","first_computed_at":"2026-05-18T00:42:57.783033Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:42:57.783033Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"BWSCefxaEIn+kBOPIvWwO6D4j09kShoM3IoQqyPTcGQQ/Qui3+JIODdXO56H+DCqj4hk4Iew7Bdj1pmipIdgCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:42:57.783813Z","signed_message":"canonical_sha256_bytes"},"source_id":"1703.10955","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:edb16b2934e10db5b6ae96ba8b0196b60a0ec961cefe6070188c07ca5d13111f","sha256:1d9143be615957339da489305709f31f13346beaac8b1f19c4f420b0ca8bf547"],"state_sha256":"d1ba3be28c71adb2cd3f7563c23692087ee6c6afe870255cf7718303925780bf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xaVO2GGTz/h6/+IbB6sc7QLd2b2utzX9n2LJ9dnzvqskmS/RThBIX7AwlB3lNqB5E2zohgRq4R2M7v6H5lzXDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T10:26:14.894134Z","bundle_sha256":"586cbf9c34f2d78423debbcf7e15fc82754103251575c5577b7ed1de9b11a3a0"}}