{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:LKQJE3ZSR7AH7EOJR2N7QUWXHO","short_pith_number":"pith:LKQJE3ZS","canonical_record":{"source":{"id":"2504.15769","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"hep-ph","submitted_at":"2025-04-22T10:27:32Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"27052ce326fae434797592a2c38736d671e278da68addcb6a5785a78a0717d7a","abstract_canon_sha256":"992e7d4ed0c88d0dacfe6bff45bcb083be9ff63717641f43c83f9cb3774b546f"},"schema_version":"1.0"},"canonical_sha256":"5aa0926f328fc07f91c98e9bf852d73ba63a787182f4d01e64e12b5d236daafb","source":{"kind":"arxiv","id":"2504.15769","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.15769","created_at":"2026-07-05T10:52:29Z"},{"alias_kind":"arxiv_version","alias_value":"2504.15769v1","created_at":"2026-07-05T10:52:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.15769","created_at":"2026-07-05T10:52:29Z"},{"alias_kind":"pith_short_12","alias_value":"LKQJE3ZSR7AH","created_at":"2026-07-05T10:52:29Z"},{"alias_kind":"pith_short_16","alias_value":"LKQJE3ZSR7AH7EOJ","created_at":"2026-07-05T10:52:29Z"},{"alias_kind":"pith_short_8","alias_value":"LKQJE3ZS","created_at":"2026-07-05T10:52:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:LKQJE3ZSR7AH7EOJR2N7QUWXHO","target":"record","payload":{"canonical_record":{"source":{"id":"2504.15769","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"hep-ph","submitted_at":"2025-04-22T10:27:32Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"27052ce326fae434797592a2c38736d671e278da68addcb6a5785a78a0717d7a","abstract_canon_sha256":"992e7d4ed0c88d0dacfe6bff45bcb083be9ff63717641f43c83f9cb3774b546f"},"schema_version":"1.0"},"canonical_sha256":"5aa0926f328fc07f91c98e9bf852d73ba63a787182f4d01e64e12b5d236daafb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:52:29.737198Z","signature_b64":"cPn4u6ooaun/Ki5eUKF/lAfxihnFbCLQPVKlGVzOpWgBw/3nKiNZllPYwnBsNkXYljpH+d6ZRpVAta4NUg15Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5aa0926f328fc07f91c98e9bf852d73ba63a787182f4d01e64e12b5d236daafb","last_reissued_at":"2026-07-05T10:52:29.736772Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:52:29.736772Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2504.15769","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":"2026-07-05T10:52:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TNdrLKMKZVHxO5oixjmJLoGb6fdhnqnNDSaf9xQQQmNPhOJqmpw2GOCSBl40qiwLyGn3janwCWiUfLAPwlE7Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T14:48:26.332241Z"},"content_sha256":"8a5165971f08bf69a95a79d50357d8fa285d6e8ba0605f5c1fc4842c440bc2bb","schema_version":"1.0","event_id":"sha256:8a5165971f08bf69a95a79d50357d8fa285d6e8ba0605f5c1fc4842c440bc2bb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:LKQJE3ZSR7AH7EOJR2N7QUWXHO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Spin structure of spin-1 charmonium states near $T_c$","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"HyungJoo Kim","submitted_at":"2025-04-22T10:27:32Z","abstract_excerpt":"We investigate the spin structure of the $1^{--}$ and $1^{++}$ charmonium states near the critical temperature using QCD sum rules. To this end, we compute the contribution of the dimension-4 twist-2 gluon operator to the two-point function of heavy vector and axial vector currents in a rotating frame. As temperature increases, the quark spin contribution slightly increases, while the quark orbital angular momentum decreases by a comparable amount. The gluon contribution remains nearly unchanged. These thermal changes cancel each other, ensuring that the total spin is preserved even at finite "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.15769","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/2504.15769/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":"2026-07-05T10:52:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gwV4Q14F6rBiNF2QGT3/l01p9X7Ez15hAtT1KUSMBunzNGkalvkXDvme3s/fG02OmDy/uv5qBsVcWPZlxmHPAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T14:48:26.333108Z"},"content_sha256":"c7cd08b557f9d21f9d43947064a9eed79174ba0a477228314bc58249dd94ac6d","schema_version":"1.0","event_id":"sha256:c7cd08b557f9d21f9d43947064a9eed79174ba0a477228314bc58249dd94ac6d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LKQJE3ZSR7AH7EOJR2N7QUWXHO/bundle.json","state_url":"https://pith.science/pith/LKQJE3ZSR7AH7EOJR2N7QUWXHO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LKQJE3ZSR7AH7EOJR2N7QUWXHO/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":"2026-08-03T14:48:26Z","links":{"resolver":"https://pith.science/pith/LKQJE3ZSR7AH7EOJR2N7QUWXHO","bundle":"https://pith.science/pith/LKQJE3ZSR7AH7EOJR2N7QUWXHO/bundle.json","state":"https://pith.science/pith/LKQJE3ZSR7AH7EOJR2N7QUWXHO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LKQJE3ZSR7AH7EOJR2N7QUWXHO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:LKQJE3ZSR7AH7EOJR2N7QUWXHO","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":"992e7d4ed0c88d0dacfe6bff45bcb083be9ff63717641f43c83f9cb3774b546f","cross_cats_sorted":["nucl-th"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"hep-ph","submitted_at":"2025-04-22T10:27:32Z","title_canon_sha256":"27052ce326fae434797592a2c38736d671e278da68addcb6a5785a78a0717d7a"},"schema_version":"1.0","source":{"id":"2504.15769","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2504.15769","created_at":"2026-07-05T10:52:29Z"},{"alias_kind":"arxiv_version","alias_value":"2504.15769v1","created_at":"2026-07-05T10:52:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2504.15769","created_at":"2026-07-05T10:52:29Z"},{"alias_kind":"pith_short_12","alias_value":"LKQJE3ZSR7AH","created_at":"2026-07-05T10:52:29Z"},{"alias_kind":"pith_short_16","alias_value":"LKQJE3ZSR7AH7EOJ","created_at":"2026-07-05T10:52:29Z"},{"alias_kind":"pith_short_8","alias_value":"LKQJE3ZS","created_at":"2026-07-05T10:52:29Z"}],"graph_snapshots":[{"event_id":"sha256:c7cd08b557f9d21f9d43947064a9eed79174ba0a477228314bc58249dd94ac6d","target":"graph","created_at":"2026-07-05T10:52:29Z","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/2504.15769/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We investigate the spin structure of the $1^{--}$ and $1^{++}$ charmonium states near the critical temperature using QCD sum rules. To this end, we compute the contribution of the dimension-4 twist-2 gluon operator to the two-point function of heavy vector and axial vector currents in a rotating frame. As temperature increases, the quark spin contribution slightly increases, while the quark orbital angular momentum decreases by a comparable amount. The gluon contribution remains nearly unchanged. These thermal changes cancel each other, ensuring that the total spin is preserved even at finite ","authors_text":"HyungJoo Kim","cross_cats":["nucl-th"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"hep-ph","submitted_at":"2025-04-22T10:27:32Z","title":"Spin structure of spin-1 charmonium states near $T_c$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2504.15769","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":"sha256:8a5165971f08bf69a95a79d50357d8fa285d6e8ba0605f5c1fc4842c440bc2bb","target":"record","created_at":"2026-07-05T10:52:29Z","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":"992e7d4ed0c88d0dacfe6bff45bcb083be9ff63717641f43c83f9cb3774b546f","cross_cats_sorted":["nucl-th"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"hep-ph","submitted_at":"2025-04-22T10:27:32Z","title_canon_sha256":"27052ce326fae434797592a2c38736d671e278da68addcb6a5785a78a0717d7a"},"schema_version":"1.0","source":{"id":"2504.15769","kind":"arxiv","version":1}},"canonical_sha256":"5aa0926f328fc07f91c98e9bf852d73ba63a787182f4d01e64e12b5d236daafb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5aa0926f328fc07f91c98e9bf852d73ba63a787182f4d01e64e12b5d236daafb","first_computed_at":"2026-07-05T10:52:29.736772Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:52:29.736772Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cPn4u6ooaun/Ki5eUKF/lAfxihnFbCLQPVKlGVzOpWgBw/3nKiNZllPYwnBsNkXYljpH+d6ZRpVAta4NUg15Bg==","signature_status":"signed_v1","signed_at":"2026-07-05T10:52:29.737198Z","signed_message":"canonical_sha256_bytes"},"source_id":"2504.15769","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8a5165971f08bf69a95a79d50357d8fa285d6e8ba0605f5c1fc4842c440bc2bb","sha256:c7cd08b557f9d21f9d43947064a9eed79174ba0a477228314bc58249dd94ac6d"],"state_sha256":"ad88e0aa7af9e910d30f51910f2781ce9ec707667ad9e2e8f0aaaf9835ab83ad"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0/NHIOr5z1NU0BJfZy4RcU/7LTQoKUslCTEKqss6Jwh4X8wmGA6SawXkiiW/o/8p6iHNqkCnAjLzOhQPeBOxAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T14:48:26.342524Z","bundle_sha256":"e1962f13c7d203052a6e3a0b10c729d177a8a94d4f7a2e7265f9de72ad80ac3a"}}