{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:P3D4S6HYXYT5CLUGM6SDR4C4BP","short_pith_number":"pith:P3D4S6HY","canonical_record":{"source":{"id":"1108.1657","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2011-08-08T09:47:49Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"7622e51244407674a76db25098765f65d3342e6bacd2e920dc3cb406f9780d10","abstract_canon_sha256":"bf5d750078e9b00a382231029686735449ee9e99e932a1ab115f0e16863a81f1"},"schema_version":"1.0"},"canonical_sha256":"7ec7c978f8be27d12e8667a438f05c0bdd25849e01f2f054f7fd8176683e87db","source":{"kind":"arxiv","id":"1108.1657","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.1657","created_at":"2026-05-18T03:34:46Z"},{"alias_kind":"arxiv_version","alias_value":"1108.1657v2","created_at":"2026-05-18T03:34:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.1657","created_at":"2026-05-18T03:34:46Z"},{"alias_kind":"pith_short_12","alias_value":"P3D4S6HYXYT5","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_16","alias_value":"P3D4S6HYXYT5CLUG","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_8","alias_value":"P3D4S6HY","created_at":"2026-05-18T12:26:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:P3D4S6HYXYT5CLUGM6SDR4C4BP","target":"record","payload":{"canonical_record":{"source":{"id":"1108.1657","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2011-08-08T09:47:49Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"7622e51244407674a76db25098765f65d3342e6bacd2e920dc3cb406f9780d10","abstract_canon_sha256":"bf5d750078e9b00a382231029686735449ee9e99e932a1ab115f0e16863a81f1"},"schema_version":"1.0"},"canonical_sha256":"7ec7c978f8be27d12e8667a438f05c0bdd25849e01f2f054f7fd8176683e87db","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:34:46.367936Z","signature_b64":"v0t1HHLtP2k7FwNt21b7m5BqduGxp8FH/kuXlX+b1tFeZUFdB6/7oXRbvUlddNdb7Qaz7y7FW4t3lvJ+jimEDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7ec7c978f8be27d12e8667a438f05c0bdd25849e01f2f054f7fd8176683e87db","last_reissued_at":"2026-05-18T03:34:46.366540Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:34:46.366540Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1108.1657","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:34:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"A0QTCQJxWTb1O2aoVBkRQxmvPTpOIcEGXP0U2W4zWAY4k/wgf2GAjGk32xl2iWz2QI/jza4s6qTZGAn+siaODw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T02:17:31.384058Z"},"content_sha256":"8c12912c031c6b181badc179c5319cf8ef0b8d3c21bf88fdd7fdcbf7d8290e0d","schema_version":"1.0","event_id":"sha256:8c12912c031c6b181badc179c5319cf8ef0b8d3c21bf88fdd7fdcbf7d8290e0d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:P3D4S6HYXYT5CLUGM6SDR4C4BP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The near-threshold peak of the phi-photoproduction cross section and its interpretation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"nucl-th","authors_text":"Alvin Kiswandhi, Shin Nan Yang","submitted_at":"2011-08-08T09:47:49Z","abstract_excerpt":"We study, within phenomenological Lagrangian approach, the possibility that the near-threshold peak found in the phi-photoproduction cross section is caused by a resonance. We show that, by employing a J^P=3/2^- resonance with a mass of 2.08 +/- 0.05 GeV and a width of 0.570 +/- 0.169 GeV, the LEPS data which include new data on nine spin-density matrix elements can indeed be described reasonably well. We also find that the ratio of helicity amplitudes A_1/2/A_3/2 calculated from the resulting coupling constants differs in sign from that of D13(2080). The resonance is further found to be able "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.1657","kind":"arxiv","version":2},"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":"2026-05-18T03:34:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JTu8dHZs/faslkGTUjNt/7D8cMyINYu5YQIRHXtEhCdYRcPlakd6lDa5fLn9rhveFUM0oomPusVTDIhisrrPDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T02:17:31.384454Z"},"content_sha256":"7337447d8a1c48ed87c2cc870cef1d9625398fc0750e1ec3ebbeb943cc34b022","schema_version":"1.0","event_id":"sha256:7337447d8a1c48ed87c2cc870cef1d9625398fc0750e1ec3ebbeb943cc34b022"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/P3D4S6HYXYT5CLUGM6SDR4C4BP/bundle.json","state_url":"https://pith.science/pith/P3D4S6HYXYT5CLUGM6SDR4C4BP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/P3D4S6HYXYT5CLUGM6SDR4C4BP/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":"2026-05-28T02:17:31Z","links":{"resolver":"https://pith.science/pith/P3D4S6HYXYT5CLUGM6SDR4C4BP","bundle":"https://pith.science/pith/P3D4S6HYXYT5CLUGM6SDR4C4BP/bundle.json","state":"https://pith.science/pith/P3D4S6HYXYT5CLUGM6SDR4C4BP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/P3D4S6HYXYT5CLUGM6SDR4C4BP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:P3D4S6HYXYT5CLUGM6SDR4C4BP","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":"bf5d750078e9b00a382231029686735449ee9e99e932a1ab115f0e16863a81f1","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2011-08-08T09:47:49Z","title_canon_sha256":"7622e51244407674a76db25098765f65d3342e6bacd2e920dc3cb406f9780d10"},"schema_version":"1.0","source":{"id":"1108.1657","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.1657","created_at":"2026-05-18T03:34:46Z"},{"alias_kind":"arxiv_version","alias_value":"1108.1657v2","created_at":"2026-05-18T03:34:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.1657","created_at":"2026-05-18T03:34:46Z"},{"alias_kind":"pith_short_12","alias_value":"P3D4S6HYXYT5","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_16","alias_value":"P3D4S6HYXYT5CLUG","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_8","alias_value":"P3D4S6HY","created_at":"2026-05-18T12:26:39Z"}],"graph_snapshots":[{"event_id":"sha256:7337447d8a1c48ed87c2cc870cef1d9625398fc0750e1ec3ebbeb943cc34b022","target":"graph","created_at":"2026-05-18T03:34:46Z","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":"We study, within phenomenological Lagrangian approach, the possibility that the near-threshold peak found in the phi-photoproduction cross section is caused by a resonance. We show that, by employing a J^P=3/2^- resonance with a mass of 2.08 +/- 0.05 GeV and a width of 0.570 +/- 0.169 GeV, the LEPS data which include new data on nine spin-density matrix elements can indeed be described reasonably well. We also find that the ratio of helicity amplitudes A_1/2/A_3/2 calculated from the resulting coupling constants differs in sign from that of D13(2080). The resonance is further found to be able ","authors_text":"Alvin Kiswandhi, Shin Nan Yang","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2011-08-08T09:47:49Z","title":"The near-threshold peak of the phi-photoproduction cross section and its interpretation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.1657","kind":"arxiv","version":2},"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":"sha256:8c12912c031c6b181badc179c5319cf8ef0b8d3c21bf88fdd7fdcbf7d8290e0d","target":"record","created_at":"2026-05-18T03:34:46Z","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":"bf5d750078e9b00a382231029686735449ee9e99e932a1ab115f0e16863a81f1","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2011-08-08T09:47:49Z","title_canon_sha256":"7622e51244407674a76db25098765f65d3342e6bacd2e920dc3cb406f9780d10"},"schema_version":"1.0","source":{"id":"1108.1657","kind":"arxiv","version":2}},"canonical_sha256":"7ec7c978f8be27d12e8667a438f05c0bdd25849e01f2f054f7fd8176683e87db","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7ec7c978f8be27d12e8667a438f05c0bdd25849e01f2f054f7fd8176683e87db","first_computed_at":"2026-05-18T03:34:46.366540Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:34:46.366540Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"v0t1HHLtP2k7FwNt21b7m5BqduGxp8FH/kuXlX+b1tFeZUFdB6/7oXRbvUlddNdb7Qaz7y7FW4t3lvJ+jimEDg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:34:46.367936Z","signed_message":"canonical_sha256_bytes"},"source_id":"1108.1657","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8c12912c031c6b181badc179c5319cf8ef0b8d3c21bf88fdd7fdcbf7d8290e0d","sha256:7337447d8a1c48ed87c2cc870cef1d9625398fc0750e1ec3ebbeb943cc34b022"],"state_sha256":"263f8122e5c4f9b02f380657432352d537b77b16f9be557a6155e736b1659290"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YHU9T0H3a77/a59VLPnQj8cQ4Dt43vzg/DbqXPo7IkxUHrQHNX3mj3fEyc1QEr9yh8H9FCm2XArch43x/bgUDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T02:17:31.386552Z","bundle_sha256":"84dfd4026df7f7a6e7ff1fe1a6a9145135e8d66183cab37a7b2ebe4084a536e5"}}