{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:R5D6DRURDJYJ6JMLB62QZ3NFAA","short_pith_number":"pith:R5D6DRUR","canonical_record":{"source":{"id":"2106.00238","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2021-06-01T05:30:47Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"7e187b73ef2e799502b8107edb78fa22141fa370fc584992594366fe2a10f5ea","abstract_canon_sha256":"a7d2ab99c349e2e0feb4a7e6795c0b47b74cf6eccf080455770b123cc8ad8762"},"schema_version":"1.0"},"canonical_sha256":"8f47e1c6911a709f258b0fb50ceda5002eb4a1e96fe21d1e0ac89928373bc9da","source":{"kind":"arxiv","id":"2106.00238","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2106.00238","created_at":"2026-07-05T03:43:41Z"},{"alias_kind":"arxiv_version","alias_value":"2106.00238v3","created_at":"2026-07-05T03:43:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2106.00238","created_at":"2026-07-05T03:43:41Z"},{"alias_kind":"pith_short_12","alias_value":"R5D6DRURDJYJ","created_at":"2026-07-05T03:43:41Z"},{"alias_kind":"pith_short_16","alias_value":"R5D6DRURDJYJ6JML","created_at":"2026-07-05T03:43:41Z"},{"alias_kind":"pith_short_8","alias_value":"R5D6DRUR","created_at":"2026-07-05T03:43:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:R5D6DRURDJYJ6JMLB62QZ3NFAA","target":"record","payload":{"canonical_record":{"source":{"id":"2106.00238","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2021-06-01T05:30:47Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"7e187b73ef2e799502b8107edb78fa22141fa370fc584992594366fe2a10f5ea","abstract_canon_sha256":"a7d2ab99c349e2e0feb4a7e6795c0b47b74cf6eccf080455770b123cc8ad8762"},"schema_version":"1.0"},"canonical_sha256":"8f47e1c6911a709f258b0fb50ceda5002eb4a1e96fe21d1e0ac89928373bc9da","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:43:41.372608Z","signature_b64":"dtTFcKD7jg+zDaHh0i5NPGi5sMFMCuVVz2iszE+4z8Nlx+cU7W0/v3R2YXzmuDbcWVPsawYPX7Hg2L90pUd3DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8f47e1c6911a709f258b0fb50ceda5002eb4a1e96fe21d1e0ac89928373bc9da","last_reissued_at":"2026-07-05T03:43:41.372229Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:43:41.372229Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2106.00238","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T03:43:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4gBfXupMmEV703z630sCHfOCHERVzUwkRPYUQsLnkxtSM6zHVWtQZWPlKJ/f/ARw0sCxAYovY92b6xMwo3cMAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T20:39:52.861946Z"},"content_sha256":"1695b34f8eeff76e0c14361e5198b73de65fc39aa4b79031991e0dbbec6a0e6b","schema_version":"1.0","event_id":"sha256:1695b34f8eeff76e0c14361e5198b73de65fc39aa4b79031991e0dbbec6a0e6b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:R5D6DRURDJYJ6JMLB62QZ3NFAA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Reexamination of local spin polarization beyond global equilibrium in relativistic heavy ion collisions","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"Cong Yi, Di-Lun Yang, Shi Pu","submitted_at":"2021-06-01T05:30:47Z","abstract_excerpt":"We study local spin polarization in the relativistic hydrodynamic model. Generalizing the Wigner functions previously obtained from chiral kinetic theory by Y. Hidaka et al. [Phys. Rev. D 97, 016004 (2018)] to the massive case, we present the possible contributions up to the order of $\\hbar$ from thermal vorticity, shear viscous tensor, other terms associated with the temperature and chemical-potential gradients, and electromagnetic fields to the local spin polarization. We then implement the (3+1)-dimensional viscous hydrodynamic model to study the spin polarizations from these sources with a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2106.00238","kind":"arxiv","version":3},"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/2106.00238/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":"2026-07-05T03:43:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Vlj2YGV9zONrdqtpOFMag79jWR1/MZg80Pacg4DFG2PWhuZiHCCxJ939frCoTKwJJK74bAJYY7WyUKTqqpD2CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T20:39:52.862452Z"},"content_sha256":"dd240205d23489000e0a11e7622783fec6980203aefa5163c5be53f8bba2fd1e","schema_version":"1.0","event_id":"sha256:dd240205d23489000e0a11e7622783fec6980203aefa5163c5be53f8bba2fd1e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/R5D6DRURDJYJ6JMLB62QZ3NFAA/bundle.json","state_url":"https://pith.science/pith/R5D6DRURDJYJ6JMLB62QZ3NFAA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/R5D6DRURDJYJ6JMLB62QZ3NFAA/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":"2026-08-03T20:39:52Z","links":{"resolver":"https://pith.science/pith/R5D6DRURDJYJ6JMLB62QZ3NFAA","bundle":"https://pith.science/pith/R5D6DRURDJYJ6JMLB62QZ3NFAA/bundle.json","state":"https://pith.science/pith/R5D6DRURDJYJ6JMLB62QZ3NFAA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/R5D6DRURDJYJ6JMLB62QZ3NFAA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:R5D6DRURDJYJ6JMLB62QZ3NFAA","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":"a7d2ab99c349e2e0feb4a7e6795c0b47b74cf6eccf080455770b123cc8ad8762","cross_cats_sorted":["nucl-th"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2021-06-01T05:30:47Z","title_canon_sha256":"7e187b73ef2e799502b8107edb78fa22141fa370fc584992594366fe2a10f5ea"},"schema_version":"1.0","source":{"id":"2106.00238","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2106.00238","created_at":"2026-07-05T03:43:41Z"},{"alias_kind":"arxiv_version","alias_value":"2106.00238v3","created_at":"2026-07-05T03:43:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2106.00238","created_at":"2026-07-05T03:43:41Z"},{"alias_kind":"pith_short_12","alias_value":"R5D6DRURDJYJ","created_at":"2026-07-05T03:43:41Z"},{"alias_kind":"pith_short_16","alias_value":"R5D6DRURDJYJ6JML","created_at":"2026-07-05T03:43:41Z"},{"alias_kind":"pith_short_8","alias_value":"R5D6DRUR","created_at":"2026-07-05T03:43:41Z"}],"graph_snapshots":[{"event_id":"sha256:dd240205d23489000e0a11e7622783fec6980203aefa5163c5be53f8bba2fd1e","target":"graph","created_at":"2026-07-05T03:43:41Z","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/2106.00238/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study local spin polarization in the relativistic hydrodynamic model. Generalizing the Wigner functions previously obtained from chiral kinetic theory by Y. Hidaka et al. [Phys. Rev. D 97, 016004 (2018)] to the massive case, we present the possible contributions up to the order of $\\hbar$ from thermal vorticity, shear viscous tensor, other terms associated with the temperature and chemical-potential gradients, and electromagnetic fields to the local spin polarization. We then implement the (3+1)-dimensional viscous hydrodynamic model to study the spin polarizations from these sources with a","authors_text":"Cong Yi, Di-Lun Yang, Shi Pu","cross_cats":["nucl-th"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2021-06-01T05:30:47Z","title":"Reexamination of local spin polarization beyond global equilibrium in relativistic heavy ion collisions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2106.00238","kind":"arxiv","version":3},"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":"sha256:1695b34f8eeff76e0c14361e5198b73de65fc39aa4b79031991e0dbbec6a0e6b","target":"record","created_at":"2026-07-05T03:43:41Z","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":"a7d2ab99c349e2e0feb4a7e6795c0b47b74cf6eccf080455770b123cc8ad8762","cross_cats_sorted":["nucl-th"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2021-06-01T05:30:47Z","title_canon_sha256":"7e187b73ef2e799502b8107edb78fa22141fa370fc584992594366fe2a10f5ea"},"schema_version":"1.0","source":{"id":"2106.00238","kind":"arxiv","version":3}},"canonical_sha256":"8f47e1c6911a709f258b0fb50ceda5002eb4a1e96fe21d1e0ac89928373bc9da","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8f47e1c6911a709f258b0fb50ceda5002eb4a1e96fe21d1e0ac89928373bc9da","first_computed_at":"2026-07-05T03:43:41.372229Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:43:41.372229Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"dtTFcKD7jg+zDaHh0i5NPGi5sMFMCuVVz2iszE+4z8Nlx+cU7W0/v3R2YXzmuDbcWVPsawYPX7Hg2L90pUd3DA==","signature_status":"signed_v1","signed_at":"2026-07-05T03:43:41.372608Z","signed_message":"canonical_sha256_bytes"},"source_id":"2106.00238","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1695b34f8eeff76e0c14361e5198b73de65fc39aa4b79031991e0dbbec6a0e6b","sha256:dd240205d23489000e0a11e7622783fec6980203aefa5163c5be53f8bba2fd1e"],"state_sha256":"24b208a3413c761ed4630f2f2dead9a86728f53e89203f7c430f300686d3b79e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"taqN8nvlkn3wPxyi6HySmME5jZl+R+3uU/mEKyJ40ZSoGl23kbdOR23jFnhAL4bC69D+Wwu5bDOQVDctF0jyBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T20:39:52.866295Z","bundle_sha256":"8b7130c6a077e30b933f94fa77708207d7472b9ce5485a368fad96b70fc64913"}}