{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2007:D6FNXBMNEGMOPUUWWBCMMMFDKF","short_pith_number":"pith:D6FNXBMN","canonical_record":{"source":{"id":"0707.3854","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2007-07-26T08:51:49Z","cross_cats_sorted":[],"title_canon_sha256":"1714b7613073e59944155f6842f23cca79cb04ce9c8ba946618704a09d496c19","abstract_canon_sha256":"9c92a9eeb8dad3858e2042af45afc90303288e093b07696040fd52d1a61fb4e0"},"schema_version":"1.0"},"canonical_sha256":"1f8adb858d2198e7d296b044c630a3516e14f5269d46dd674dc3ace841595212","source":{"kind":"arxiv","id":"0707.3854","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0707.3854","created_at":"2026-07-04T15:35:30Z"},{"alias_kind":"arxiv_version","alias_value":"0707.3854v4","created_at":"2026-07-04T15:35:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0707.3854","created_at":"2026-07-04T15:35:30Z"},{"alias_kind":"pith_short_12","alias_value":"D6FNXBMNEGMO","created_at":"2026-07-04T15:35:30Z"},{"alias_kind":"pith_short_16","alias_value":"D6FNXBMNEGMOPUUW","created_at":"2026-07-04T15:35:30Z"},{"alias_kind":"pith_short_8","alias_value":"D6FNXBMN","created_at":"2026-07-04T15:35:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2007:D6FNXBMNEGMOPUUWWBCMMMFDKF","target":"record","payload":{"canonical_record":{"source":{"id":"0707.3854","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2007-07-26T08:51:49Z","cross_cats_sorted":[],"title_canon_sha256":"1714b7613073e59944155f6842f23cca79cb04ce9c8ba946618704a09d496c19","abstract_canon_sha256":"9c92a9eeb8dad3858e2042af45afc90303288e093b07696040fd52d1a61fb4e0"},"schema_version":"1.0"},"canonical_sha256":"1f8adb858d2198e7d296b044c630a3516e14f5269d46dd674dc3ace841595212","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:35:30.562132Z","signature_b64":"93h9Ja05DkH57A3WeGJIbDidTZVLoO5NWEEG7Ad/KIX3Yey34nFXxul4TuUgZfFvtHZX2ehb/E+Ep43go7QVCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1f8adb858d2198e7d296b044c630a3516e14f5269d46dd674dc3ace841595212","last_reissued_at":"2026-07-04T15:35:30.561765Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:35:30.561765Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0707.3854","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-04T15:35:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bHMj6swPlwT1JQWlQ3zkIgSw0Lv84PNARWfCKlxYjKXI+l0+3EcdCrrjeoLBn/1R/ugnw65Jytpf5MXeynBVDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T14:52:33.417573Z"},"content_sha256":"8d1aeba1d6cbc620b82ec975cbbbe30d16ed142606db9eee04410b5c2cbf0174","schema_version":"1.0","event_id":"sha256:8d1aeba1d6cbc620b82ec975cbbbe30d16ed142606db9eee04410b5c2cbf0174"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2007:D6FNXBMNEGMOPUUWWBCMMMFDKF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"eta photoproduction and N* resonances","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Atsushi Hosaka, Hyun-Chul Kim, Ki-Seok Choi, Seung-il Nam","submitted_at":"2007-07-26T08:51:49Z","abstract_excerpt":"We investigate the eta photoproduction using the effective Lagrangian approach at the tree level. We focus on the new nucleon resonance N*(1675), which was reported by the GRAAL, CB-ELSA and Tohoku LNS, testing its possible spin and parity states theoretically (J^P=1/2^+-,3/2^+-). In addition, we include six nucleon resonances, D_13(1520), S_11(1535), S_11(1650), D_15(1675), P_11(1710), P_13(1720) as well as the possible background contributions. We calculate various cross sections including beam asymmetries for the neutron and proton targets. We find noticeable isospin asymmetry in transition"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0707.3854","kind":"arxiv","version":4},"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/0707.3854/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":"2026-07-04T15:35:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FWnFdSUi3HcZuGd2SynTosj95fdbzjRm80WIoohwQpc3xFhcX163eo8bIWvw3tl0iaNqXNajuffTYC0yO1HNAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-14T14:52:33.418085Z"},"content_sha256":"232ca9ec18ccc3c5a5b0e6591953fba51c95b02dc17eaaaf946d472871971385","schema_version":"1.0","event_id":"sha256:232ca9ec18ccc3c5a5b0e6591953fba51c95b02dc17eaaaf946d472871971385"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/D6FNXBMNEGMOPUUWWBCMMMFDKF/bundle.json","state_url":"https://pith.science/pith/D6FNXBMNEGMOPUUWWBCMMMFDKF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/D6FNXBMNEGMOPUUWWBCMMMFDKF/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":"2026-08-14T14:52:33Z","links":{"resolver":"https://pith.science/pith/D6FNXBMNEGMOPUUWWBCMMMFDKF","bundle":"https://pith.science/pith/D6FNXBMNEGMOPUUWWBCMMMFDKF/bundle.json","state":"https://pith.science/pith/D6FNXBMNEGMOPUUWWBCMMMFDKF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/D6FNXBMNEGMOPUUWWBCMMMFDKF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:D6FNXBMNEGMOPUUWWBCMMMFDKF","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":"9c92a9eeb8dad3858e2042af45afc90303288e093b07696040fd52d1a61fb4e0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2007-07-26T08:51:49Z","title_canon_sha256":"1714b7613073e59944155f6842f23cca79cb04ce9c8ba946618704a09d496c19"},"schema_version":"1.0","source":{"id":"0707.3854","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0707.3854","created_at":"2026-07-04T15:35:30Z"},{"alias_kind":"arxiv_version","alias_value":"0707.3854v4","created_at":"2026-07-04T15:35:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0707.3854","created_at":"2026-07-04T15:35:30Z"},{"alias_kind":"pith_short_12","alias_value":"D6FNXBMNEGMO","created_at":"2026-07-04T15:35:30Z"},{"alias_kind":"pith_short_16","alias_value":"D6FNXBMNEGMOPUUW","created_at":"2026-07-04T15:35:30Z"},{"alias_kind":"pith_short_8","alias_value":"D6FNXBMN","created_at":"2026-07-04T15:35:30Z"}],"graph_snapshots":[{"event_id":"sha256:232ca9ec18ccc3c5a5b0e6591953fba51c95b02dc17eaaaf946d472871971385","target":"graph","created_at":"2026-07-04T15:35:30Z","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/0707.3854/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We investigate the eta photoproduction using the effective Lagrangian approach at the tree level. We focus on the new nucleon resonance N*(1675), which was reported by the GRAAL, CB-ELSA and Tohoku LNS, testing its possible spin and parity states theoretically (J^P=1/2^+-,3/2^+-). In addition, we include six nucleon resonances, D_13(1520), S_11(1535), S_11(1650), D_15(1675), P_11(1710), P_13(1720) as well as the possible background contributions. We calculate various cross sections including beam asymmetries for the neutron and proton targets. We find noticeable isospin asymmetry in transition","authors_text":"Atsushi Hosaka, Hyun-Chul Kim, Ki-Seok Choi, Seung-il Nam","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2007-07-26T08:51:49Z","title":"eta photoproduction and N* resonances"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0707.3854","kind":"arxiv","version":4},"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":"sha256:8d1aeba1d6cbc620b82ec975cbbbe30d16ed142606db9eee04410b5c2cbf0174","target":"record","created_at":"2026-07-04T15:35:30Z","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":"9c92a9eeb8dad3858e2042af45afc90303288e093b07696040fd52d1a61fb4e0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2007-07-26T08:51:49Z","title_canon_sha256":"1714b7613073e59944155f6842f23cca79cb04ce9c8ba946618704a09d496c19"},"schema_version":"1.0","source":{"id":"0707.3854","kind":"arxiv","version":4}},"canonical_sha256":"1f8adb858d2198e7d296b044c630a3516e14f5269d46dd674dc3ace841595212","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1f8adb858d2198e7d296b044c630a3516e14f5269d46dd674dc3ace841595212","first_computed_at":"2026-07-04T15:35:30.561765Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:35:30.561765Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"93h9Ja05DkH57A3WeGJIbDidTZVLoO5NWEEG7Ad/KIX3Yey34nFXxul4TuUgZfFvtHZX2ehb/E+Ep43go7QVCg==","signature_status":"signed_v1","signed_at":"2026-07-04T15:35:30.562132Z","signed_message":"canonical_sha256_bytes"},"source_id":"0707.3854","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8d1aeba1d6cbc620b82ec975cbbbe30d16ed142606db9eee04410b5c2cbf0174","sha256:232ca9ec18ccc3c5a5b0e6591953fba51c95b02dc17eaaaf946d472871971385"],"state_sha256":"e0a0b676c2c46598323fa890b693eb0c74df5c1d6a877f56d02301b3038989f5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"c32Xm+PvpfS65u9xJw4Zy500nDF1x+MCPhu/Q29/qHKvpQSWv6ma6tih+S0jY9/v4SjVJeLaT9xFEru99on4CA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-14T14:52:33.422026Z","bundle_sha256":"f1f1c5b410bac2fd8d8d32d5e85daa7889746a9b48a0794713f0c2b0c1e785eb"}}