{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:C4YFFXIILPZ5PWS5NVLCQT2KGI","short_pith_number":"pith:C4YFFXII","canonical_record":{"source":{"id":"2502.11499","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2025-02-17T07:00:28Z","cross_cats_sorted":[],"title_canon_sha256":"8a24372a873b5e790c1cfe7f72317c8a4c372dc9b86e4fbb68b3df01e9dac44a","abstract_canon_sha256":"84e0e078abb109d5f5d45019eee0ffbec5c796208a876fbea69996758de59ddf"},"schema_version":"1.0"},"canonical_sha256":"173052dd085bf3d7da5d6d56284f4a320d307654f48c0d62a6fd9659b3bbb80a","source":{"kind":"arxiv","id":"2502.11499","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.11499","created_at":"2026-07-05T10:15:29Z"},{"alias_kind":"arxiv_version","alias_value":"2502.11499v1","created_at":"2026-07-05T10:15:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.11499","created_at":"2026-07-05T10:15:29Z"},{"alias_kind":"pith_short_12","alias_value":"C4YFFXIILPZ5","created_at":"2026-07-05T10:15:29Z"},{"alias_kind":"pith_short_16","alias_value":"C4YFFXIILPZ5PWS5","created_at":"2026-07-05T10:15:29Z"},{"alias_kind":"pith_short_8","alias_value":"C4YFFXII","created_at":"2026-07-05T10:15:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:C4YFFXIILPZ5PWS5NVLCQT2KGI","target":"record","payload":{"canonical_record":{"source":{"id":"2502.11499","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2025-02-17T07:00:28Z","cross_cats_sorted":[],"title_canon_sha256":"8a24372a873b5e790c1cfe7f72317c8a4c372dc9b86e4fbb68b3df01e9dac44a","abstract_canon_sha256":"84e0e078abb109d5f5d45019eee0ffbec5c796208a876fbea69996758de59ddf"},"schema_version":"1.0"},"canonical_sha256":"173052dd085bf3d7da5d6d56284f4a320d307654f48c0d62a6fd9659b3bbb80a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:15:29.769792Z","signature_b64":"uYj15YPqNg0Shc02eYm5XW39owib6WDYoxgyJT8MHYd2ooQTen9fnA+hB/EYs7DRhtTZhnLxqJ0byybFuPO9Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"173052dd085bf3d7da5d6d56284f4a320d307654f48c0d62a6fd9659b3bbb80a","last_reissued_at":"2026-07-05T10:15:29.769345Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:15:29.769345Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2502.11499","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":"2026-07-05T10:15:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WKJUqOfTv/NxTl5tqAgMxpyVgFUS/g5vbtV0Bh4GpvvQIz60fhwvC/dAdeXOT+gkySbVztkbxSfxHKQNmJMmCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T06:02:31.152967Z"},"content_sha256":"cbce4a39581484de0c08226823ae36d199fcda9e183f21ed024c1740cab84f10","schema_version":"1.0","event_id":"sha256:cbce4a39581484de0c08226823ae36d199fcda9e183f21ed024c1740cab84f10"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:C4YFFXIILPZ5PWS5NVLCQT2KGI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Analysis of the data on differential cross sections and spin density matrix elements for $\\gamma p \\to \\rho^0 p$","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Ai-Chao Wang, Fei Huang, Neng-Chang Wei","submitted_at":"2025-02-17T07:00:28Z","abstract_excerpt":"The newly published data on spin density matrix elements from the GlueX Collaboration, along with the previously released differential cross-section data from the CLAS Collaboration and the other two experiments for the $\\gamma p \\to \\rho^0 p$ reaction, are systematically investigated using an effective Lagrangian approach within the tree-level Born approximation. The model combines contributions from $t$-channel meson exchanges ($\\pi$, $\\eta$, and $f_2$), $s$-channel nucleon ($N$) and nucleon resonance ($N^\\ast$) exchanges, $u$-channel $N$ exchange, and a generalized contact term to construct"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.11499","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/2502.11499/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":"2026-07-05T10:15:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"71ZUWwht+u7kV0qmBviUlPQv5/xMreEaF6tUZQZKQdxnnMIOS+oKJDug6n1/WhB4Hmi3bmHGcMlUpyyJHd6CCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T06:02:31.154115Z"},"content_sha256":"7013a0cca6ba7a631f40c1f70d42130dfd1bafece7a64db29b667467fbb7790d","schema_version":"1.0","event_id":"sha256:7013a0cca6ba7a631f40c1f70d42130dfd1bafece7a64db29b667467fbb7790d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/C4YFFXIILPZ5PWS5NVLCQT2KGI/bundle.json","state_url":"https://pith.science/pith/C4YFFXIILPZ5PWS5NVLCQT2KGI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/C4YFFXIILPZ5PWS5NVLCQT2KGI/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":"2026-08-07T06:02:31Z","links":{"resolver":"https://pith.science/pith/C4YFFXIILPZ5PWS5NVLCQT2KGI","bundle":"https://pith.science/pith/C4YFFXIILPZ5PWS5NVLCQT2KGI/bundle.json","state":"https://pith.science/pith/C4YFFXIILPZ5PWS5NVLCQT2KGI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/C4YFFXIILPZ5PWS5NVLCQT2KGI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:C4YFFXIILPZ5PWS5NVLCQT2KGI","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":"84e0e078abb109d5f5d45019eee0ffbec5c796208a876fbea69996758de59ddf","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2025-02-17T07:00:28Z","title_canon_sha256":"8a24372a873b5e790c1cfe7f72317c8a4c372dc9b86e4fbb68b3df01e9dac44a"},"schema_version":"1.0","source":{"id":"2502.11499","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.11499","created_at":"2026-07-05T10:15:29Z"},{"alias_kind":"arxiv_version","alias_value":"2502.11499v1","created_at":"2026-07-05T10:15:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.11499","created_at":"2026-07-05T10:15:29Z"},{"alias_kind":"pith_short_12","alias_value":"C4YFFXIILPZ5","created_at":"2026-07-05T10:15:29Z"},{"alias_kind":"pith_short_16","alias_value":"C4YFFXIILPZ5PWS5","created_at":"2026-07-05T10:15:29Z"},{"alias_kind":"pith_short_8","alias_value":"C4YFFXII","created_at":"2026-07-05T10:15:29Z"}],"graph_snapshots":[{"event_id":"sha256:7013a0cca6ba7a631f40c1f70d42130dfd1bafece7a64db29b667467fbb7790d","target":"graph","created_at":"2026-07-05T10:15:29Z","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/2502.11499/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The newly published data on spin density matrix elements from the GlueX Collaboration, along with the previously released differential cross-section data from the CLAS Collaboration and the other two experiments for the $\\gamma p \\to \\rho^0 p$ reaction, are systematically investigated using an effective Lagrangian approach within the tree-level Born approximation. The model combines contributions from $t$-channel meson exchanges ($\\pi$, $\\eta$, and $f_2$), $s$-channel nucleon ($N$) and nucleon resonance ($N^\\ast$) exchanges, $u$-channel $N$ exchange, and a generalized contact term to construct","authors_text":"Ai-Chao Wang, Fei Huang, Neng-Chang Wei","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2025-02-17T07:00:28Z","title":"Analysis of the data on differential cross sections and spin density matrix elements for $\\gamma p \\to \\rho^0 p$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.11499","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:cbce4a39581484de0c08226823ae36d199fcda9e183f21ed024c1740cab84f10","target":"record","created_at":"2026-07-05T10:15:29Z","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":"84e0e078abb109d5f5d45019eee0ffbec5c796208a876fbea69996758de59ddf","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ph","submitted_at":"2025-02-17T07:00:28Z","title_canon_sha256":"8a24372a873b5e790c1cfe7f72317c8a4c372dc9b86e4fbb68b3df01e9dac44a"},"schema_version":"1.0","source":{"id":"2502.11499","kind":"arxiv","version":1}},"canonical_sha256":"173052dd085bf3d7da5d6d56284f4a320d307654f48c0d62a6fd9659b3bbb80a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"173052dd085bf3d7da5d6d56284f4a320d307654f48c0d62a6fd9659b3bbb80a","first_computed_at":"2026-07-05T10:15:29.769345Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:15:29.769345Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uYj15YPqNg0Shc02eYm5XW39owib6WDYoxgyJT8MHYd2ooQTen9fnA+hB/EYs7DRhtTZhnLxqJ0byybFuPO9Dg==","signature_status":"signed_v1","signed_at":"2026-07-05T10:15:29.769792Z","signed_message":"canonical_sha256_bytes"},"source_id":"2502.11499","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cbce4a39581484de0c08226823ae36d199fcda9e183f21ed024c1740cab84f10","sha256:7013a0cca6ba7a631f40c1f70d42130dfd1bafece7a64db29b667467fbb7790d"],"state_sha256":"b2bffd0582d91afea5e3f4f2fc12391127d821300b9f713e0e8f64ad59bec01e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"E142IeqMmK/8GkuiMd3or9ah2Cr0Jz14EKlNOCzQgt/GkGa95EmTPGNSkTz6wwMAIxYDQiw0y8nNzJfknFTQAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T06:02:31.162228Z","bundle_sha256":"1583ee85bee0157a8efe8ca9f8c2e1dfbfb5033db24fd72ae1780bd216c6caa3"}}