{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2002:ML74VELFV7UDZLDZDLRR4HRCTJ","short_pith_number":"pith:ML74VELF","canonical_record":{"source":{"id":"nucl-th/0212055","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"nucl-th","submitted_at":"2002-12-12T19:53:23Z","cross_cats_sorted":[],"title_canon_sha256":"ca0374f3c8172f27cac56e43e068f80c03f288763beb91dce516433c15aa5b13","abstract_canon_sha256":"4985e89be3745ad77d8914a1dd96424ed31e5aee6af427243016dc5db7fa0e99"},"schema_version":"1.0"},"canonical_sha256":"62ffca9165afe83cac791ae31e1e229a7e45d0363891992ec2254e4541851035","source":{"kind":"arxiv","id":"nucl-th/0212055","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"nucl-th/0212055","created_at":"2026-05-18T01:05:19Z"},{"alias_kind":"arxiv_version","alias_value":"nucl-th/0212055v1","created_at":"2026-05-18T01:05:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-th/0212055","created_at":"2026-05-18T01:05:19Z"},{"alias_kind":"pith_short_12","alias_value":"ML74VELFV7UD","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_16","alias_value":"ML74VELFV7UDZLDZ","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_8","alias_value":"ML74VELF","created_at":"2026-05-18T12:25:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2002:ML74VELFV7UDZLDZDLRR4HRCTJ","target":"record","payload":{"canonical_record":{"source":{"id":"nucl-th/0212055","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"nucl-th","submitted_at":"2002-12-12T19:53:23Z","cross_cats_sorted":[],"title_canon_sha256":"ca0374f3c8172f27cac56e43e068f80c03f288763beb91dce516433c15aa5b13","abstract_canon_sha256":"4985e89be3745ad77d8914a1dd96424ed31e5aee6af427243016dc5db7fa0e99"},"schema_version":"1.0"},"canonical_sha256":"62ffca9165afe83cac791ae31e1e229a7e45d0363891992ec2254e4541851035","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:05:19.608989Z","signature_b64":"+9KGwNZQzGODLG6y9EL7lhk1Qy80vcDUxyhpc7lpA0+ZAAU6Qy/8/e/XYwHdzTe9ezW+GJG48wZdUxeR5Q2QCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"62ffca9165afe83cac791ae31e1e229a7e45d0363891992ec2254e4541851035","last_reissued_at":"2026-05-18T01:05:19.608332Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:05:19.608332Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"nucl-th/0212055","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":"2026-05-18T01:05:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dzrG3+wsX6I8u9A0M1ZvhQTVoLpPiNJJ1i/+UAT5IiMW+VoNqOubl/IIO07V97t08bIBK+W9FTaGyEXDMj6rAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T18:39:53.990781Z"},"content_sha256":"55a3821c2b2049a07b73bbbe202719147fbfdd7e9f0d00a4c4f026509b10c281","schema_version":"1.0","event_id":"sha256:55a3821c2b2049a07b73bbbe202719147fbfdd7e9f0d00a4c4f026509b10c281"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2002:ML74VELFV7UDZLDZDLRR4HRCTJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Effect of double-polarization data in fits to single-pion photoproduction","license":"","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"I.I. Strakovsky, R.A. Arndt, R.L. Workman","submitted_at":"2002-12-12T19:53:23Z","abstract_excerpt":"We investigate the influence of new Jefferson Lab polarization-transfer data, Cx and Cz, and recoil polarization, Py, measurements in multipole fits to the single-pion photoproduction database. Results are compared to those found with the addition of a double-polarization quantity associated with the Gerasimov- Drell-Hearn sum rule."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-th/0212055","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":""},"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":"2026-05-18T01:05:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6wnZogsflxYyJs9I9akeziUljGZGBXqLHBR1T4Wh4uYcnXaNqSa8Y9Y8ED0wDqmv+0wkOVdZMXcDpQO9ybIsAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T18:39:53.991438Z"},"content_sha256":"08847c2bef32a638ebd1604e9ad434dbb6d7ef4829793e82ec8d16be4489a1cf","schema_version":"1.0","event_id":"sha256:08847c2bef32a638ebd1604e9ad434dbb6d7ef4829793e82ec8d16be4489a1cf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ML74VELFV7UDZLDZDLRR4HRCTJ/bundle.json","state_url":"https://pith.science/pith/ML74VELFV7UDZLDZDLRR4HRCTJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ML74VELFV7UDZLDZDLRR4HRCTJ/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":"2026-05-25T18:39:53Z","links":{"resolver":"https://pith.science/pith/ML74VELFV7UDZLDZDLRR4HRCTJ","bundle":"https://pith.science/pith/ML74VELFV7UDZLDZDLRR4HRCTJ/bundle.json","state":"https://pith.science/pith/ML74VELFV7UDZLDZDLRR4HRCTJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ML74VELFV7UDZLDZDLRR4HRCTJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2002:ML74VELFV7UDZLDZDLRR4HRCTJ","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":"4985e89be3745ad77d8914a1dd96424ed31e5aee6af427243016dc5db7fa0e99","cross_cats_sorted":[],"license":"","primary_cat":"nucl-th","submitted_at":"2002-12-12T19:53:23Z","title_canon_sha256":"ca0374f3c8172f27cac56e43e068f80c03f288763beb91dce516433c15aa5b13"},"schema_version":"1.0","source":{"id":"nucl-th/0212055","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"nucl-th/0212055","created_at":"2026-05-18T01:05:19Z"},{"alias_kind":"arxiv_version","alias_value":"nucl-th/0212055v1","created_at":"2026-05-18T01:05:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-th/0212055","created_at":"2026-05-18T01:05:19Z"},{"alias_kind":"pith_short_12","alias_value":"ML74VELFV7UD","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_16","alias_value":"ML74VELFV7UDZLDZ","created_at":"2026-05-18T12:25:51Z"},{"alias_kind":"pith_short_8","alias_value":"ML74VELF","created_at":"2026-05-18T12:25:51Z"}],"graph_snapshots":[{"event_id":"sha256:08847c2bef32a638ebd1604e9ad434dbb6d7ef4829793e82ec8d16be4489a1cf","target":"graph","created_at":"2026-05-18T01:05:19Z","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 investigate the influence of new Jefferson Lab polarization-transfer data, Cx and Cz, and recoil polarization, Py, measurements in multipole fits to the single-pion photoproduction database. Results are compared to those found with the addition of a double-polarization quantity associated with the Gerasimov- Drell-Hearn sum rule.","authors_text":"I.I. Strakovsky, R.A. Arndt, R.L. Workman","cross_cats":[],"headline":"","license":"","primary_cat":"nucl-th","submitted_at":"2002-12-12T19:53:23Z","title":"Effect of double-polarization data in fits to single-pion photoproduction"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-th/0212055","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":"sha256:55a3821c2b2049a07b73bbbe202719147fbfdd7e9f0d00a4c4f026509b10c281","target":"record","created_at":"2026-05-18T01:05:19Z","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":"4985e89be3745ad77d8914a1dd96424ed31e5aee6af427243016dc5db7fa0e99","cross_cats_sorted":[],"license":"","primary_cat":"nucl-th","submitted_at":"2002-12-12T19:53:23Z","title_canon_sha256":"ca0374f3c8172f27cac56e43e068f80c03f288763beb91dce516433c15aa5b13"},"schema_version":"1.0","source":{"id":"nucl-th/0212055","kind":"arxiv","version":1}},"canonical_sha256":"62ffca9165afe83cac791ae31e1e229a7e45d0363891992ec2254e4541851035","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"62ffca9165afe83cac791ae31e1e229a7e45d0363891992ec2254e4541851035","first_computed_at":"2026-05-18T01:05:19.608332Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:05:19.608332Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+9KGwNZQzGODLG6y9EL7lhk1Qy80vcDUxyhpc7lpA0+ZAAU6Qy/8/e/XYwHdzTe9ezW+GJG48wZdUxeR5Q2QCA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:05:19.608989Z","signed_message":"canonical_sha256_bytes"},"source_id":"nucl-th/0212055","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:55a3821c2b2049a07b73bbbe202719147fbfdd7e9f0d00a4c4f026509b10c281","sha256:08847c2bef32a638ebd1604e9ad434dbb6d7ef4829793e82ec8d16be4489a1cf"],"state_sha256":"a0cfe860000f61dde56fa96777c8aa620c548e7cf2236b667329be0d47c1ccd7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dUj1pxJXkak3n0za/1rNI5tbWZlh+f1lSN6fcH+E8hQTE3ccAX7TzYj+1SJCMk6IpDVschQQQoLNOXjVfBj4Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T18:39:53.995350Z","bundle_sha256":"ed4ee153ea475340a4a91e5f6979d6d20bb23051e1a74a6e38f7f3b487885350"}}