{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:22Z5PQIFL75FWOGFHPG4W3YGG7","short_pith_number":"pith:22Z5PQIF","canonical_record":{"source":{"id":"2606.22865","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"hep-ph","submitted_at":"2026-06-22T05:13:47Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"cc7e3c936bf8c92256d100914e41bbe4a0782ea25d488a7f60f62b574fd7ceb8","abstract_canon_sha256":"8258fce9c59a47d6b615f541c32d724ccf8467d801ea1510f51c0ebe44f34ca4"},"schema_version":"1.0"},"canonical_sha256":"d6b3d7c1055ffa5b38c53bcdcb6f0637e9f9ddc43c7dfe5bcd70b2ca4b1638a3","source":{"kind":"arxiv","id":"2606.22865","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.22865","created_at":"2026-06-23T03:14:02Z"},{"alias_kind":"arxiv_version","alias_value":"2606.22865v1","created_at":"2026-06-23T03:14:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.22865","created_at":"2026-06-23T03:14:02Z"},{"alias_kind":"pith_short_12","alias_value":"22Z5PQIFL75F","created_at":"2026-06-23T03:14:02Z"},{"alias_kind":"pith_short_16","alias_value":"22Z5PQIFL75FWOGF","created_at":"2026-06-23T03:14:02Z"},{"alias_kind":"pith_short_8","alias_value":"22Z5PQIF","created_at":"2026-06-23T03:14:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:22Z5PQIFL75FWOGFHPG4W3YGG7","target":"record","payload":{"canonical_record":{"source":{"id":"2606.22865","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"hep-ph","submitted_at":"2026-06-22T05:13:47Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"cc7e3c936bf8c92256d100914e41bbe4a0782ea25d488a7f60f62b574fd7ceb8","abstract_canon_sha256":"8258fce9c59a47d6b615f541c32d724ccf8467d801ea1510f51c0ebe44f34ca4"},"schema_version":"1.0"},"canonical_sha256":"d6b3d7c1055ffa5b38c53bcdcb6f0637e9f9ddc43c7dfe5bcd70b2ca4b1638a3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-23T03:14:02.510193Z","signature_b64":"em7UfV5ZK7LPdM8J49gG/SjKvr+ZBwEFIlpLxkIfzdCQnRFgue+2BNFU8VTfUxnkxnpjJDacJ+gE3PDu4nJDAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d6b3d7c1055ffa5b38c53bcdcb6f0637e9f9ddc43c7dfe5bcd70b2ca4b1638a3","last_reissued_at":"2026-06-23T03:14:02.509693Z","signature_status":"signed_v1","first_computed_at":"2026-06-23T03:14:02.509693Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.22865","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":"2026-06-23T03:14:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RQ03ZsX3mjr5JYIQYHkCi/dxPDZPrQNJsrRdBVo6bK/X7JmtJxSFuIPTPZC3cYMVGhXQN7hTrpgBlsyIOCZICQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T08:17:59.468633Z"},"content_sha256":"5190a5ec88e05acbd7bcc10c132f5c4dabf4dc5e52dac09ba946a90c17599f17","schema_version":"1.0","event_id":"sha256:5190a5ec88e05acbd7bcc10c132f5c4dabf4dc5e52dac09ba946a90c17599f17"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:22Z5PQIFL75FWOGFHPG4W3YGG7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A novel approach for studying two-particle momentum correlation function in relativistic nuclear collisions","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"An-Ke Lei, Ben-Hao Sa, Dai-Mei Zhou, Hua Zheng, Li-Lin Zhu, Qiang Wang, Wen-Chao Zhang, Yu-Liang Yan, Zhi-Lei She, Zhong-Qi Wang","submitted_at":"2026-06-22T05:13:47Z","abstract_excerpt":"Two particle momentum correlation functions provide a nontrivial tool for probing the strong interaction and/or extracting particle emission source information in relativistic nuclear collisions. Although transport models can describe the microscopic phase-space evolution of the collision system, calculating correlation functions within the framework of transport models remains challenging. In this paper, we employ the mixed-event technique to calculate two particle momentum correlation function as $C(k^*)= \\mathcal{N} \\xi(k^*)\\frac{N_{\\mathrm{same}}(k^*)}{N_{\\mathrm{mixed}}(k^*)}$ based on th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.22865","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/2606.22865/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":"2026-06-23T03:14:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JlUAZAEHSJu/4syyimIfexUbV3ErlP3GpepvVgEtIyhW6V5oqxL3+NUAjen0ajKnxLMZBZEY+sH1+RrukrGcDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T08:17:59.469012Z"},"content_sha256":"817691a0b3348f088bb58729d7df4feea41fcb72c05017903da38aa5494f5a31","schema_version":"1.0","event_id":"sha256:817691a0b3348f088bb58729d7df4feea41fcb72c05017903da38aa5494f5a31"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/22Z5PQIFL75FWOGFHPG4W3YGG7/bundle.json","state_url":"https://pith.science/pith/22Z5PQIFL75FWOGFHPG4W3YGG7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/22Z5PQIFL75FWOGFHPG4W3YGG7/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":"2026-07-02T08:17:59Z","links":{"resolver":"https://pith.science/pith/22Z5PQIFL75FWOGFHPG4W3YGG7","bundle":"https://pith.science/pith/22Z5PQIFL75FWOGFHPG4W3YGG7/bundle.json","state":"https://pith.science/pith/22Z5PQIFL75FWOGFHPG4W3YGG7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/22Z5PQIFL75FWOGFHPG4W3YGG7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:22Z5PQIFL75FWOGFHPG4W3YGG7","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":"8258fce9c59a47d6b615f541c32d724ccf8467d801ea1510f51c0ebe44f34ca4","cross_cats_sorted":["nucl-th"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"hep-ph","submitted_at":"2026-06-22T05:13:47Z","title_canon_sha256":"cc7e3c936bf8c92256d100914e41bbe4a0782ea25d488a7f60f62b574fd7ceb8"},"schema_version":"1.0","source":{"id":"2606.22865","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.22865","created_at":"2026-06-23T03:14:02Z"},{"alias_kind":"arxiv_version","alias_value":"2606.22865v1","created_at":"2026-06-23T03:14:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.22865","created_at":"2026-06-23T03:14:02Z"},{"alias_kind":"pith_short_12","alias_value":"22Z5PQIFL75F","created_at":"2026-06-23T03:14:02Z"},{"alias_kind":"pith_short_16","alias_value":"22Z5PQIFL75FWOGF","created_at":"2026-06-23T03:14:02Z"},{"alias_kind":"pith_short_8","alias_value":"22Z5PQIF","created_at":"2026-06-23T03:14:02Z"}],"graph_snapshots":[{"event_id":"sha256:817691a0b3348f088bb58729d7df4feea41fcb72c05017903da38aa5494f5a31","target":"graph","created_at":"2026-06-23T03:14:02Z","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/2606.22865/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Two particle momentum correlation functions provide a nontrivial tool for probing the strong interaction and/or extracting particle emission source information in relativistic nuclear collisions. Although transport models can describe the microscopic phase-space evolution of the collision system, calculating correlation functions within the framework of transport models remains challenging. In this paper, we employ the mixed-event technique to calculate two particle momentum correlation function as $C(k^*)= \\mathcal{N} \\xi(k^*)\\frac{N_{\\mathrm{same}}(k^*)}{N_{\\mathrm{mixed}}(k^*)}$ based on th","authors_text":"An-Ke Lei, Ben-Hao Sa, Dai-Mei Zhou, Hua Zheng, Li-Lin Zhu, Qiang Wang, Wen-Chao Zhang, Yu-Liang Yan, Zhi-Lei She, Zhong-Qi Wang","cross_cats":["nucl-th"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"hep-ph","submitted_at":"2026-06-22T05:13:47Z","title":"A novel approach for studying two-particle momentum correlation function in relativistic nuclear collisions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.22865","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":"sha256:5190a5ec88e05acbd7bcc10c132f5c4dabf4dc5e52dac09ba946a90c17599f17","target":"record","created_at":"2026-06-23T03:14:02Z","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":"8258fce9c59a47d6b615f541c32d724ccf8467d801ea1510f51c0ebe44f34ca4","cross_cats_sorted":["nucl-th"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"hep-ph","submitted_at":"2026-06-22T05:13:47Z","title_canon_sha256":"cc7e3c936bf8c92256d100914e41bbe4a0782ea25d488a7f60f62b574fd7ceb8"},"schema_version":"1.0","source":{"id":"2606.22865","kind":"arxiv","version":1}},"canonical_sha256":"d6b3d7c1055ffa5b38c53bcdcb6f0637e9f9ddc43c7dfe5bcd70b2ca4b1638a3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d6b3d7c1055ffa5b38c53bcdcb6f0637e9f9ddc43c7dfe5bcd70b2ca4b1638a3","first_computed_at":"2026-06-23T03:14:02.509693Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-23T03:14:02.509693Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"em7UfV5ZK7LPdM8J49gG/SjKvr+ZBwEFIlpLxkIfzdCQnRFgue+2BNFU8VTfUxnkxnpjJDacJ+gE3PDu4nJDAw==","signature_status":"signed_v1","signed_at":"2026-06-23T03:14:02.510193Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.22865","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5190a5ec88e05acbd7bcc10c132f5c4dabf4dc5e52dac09ba946a90c17599f17","sha256:817691a0b3348f088bb58729d7df4feea41fcb72c05017903da38aa5494f5a31"],"state_sha256":"2be3baa602da3e8d0f5f8780c49e70489f9c98d2d264763cf29e49ff68ff9441"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lmMECCooxN0ydx+jxMRZDlWFyhMczkEeSS6M1y0Kcb7ggW401zIBrm0b7lWBBYLQZtFYDN2vKik+t5XeNOcjAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-02T08:17:59.471129Z","bundle_sha256":"2098d6327fa0d1f44465dd72d97a3ac25eeb9df938acf364c6fe26f7e2719124"}}