{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:3UXYPKTMZ3GNWMKVBT3UIBYYMP","short_pith_number":"pith:3UXYPKTM","canonical_record":{"source":{"id":"1108.2523","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-08-11T21:18:31Z","cross_cats_sorted":["hep-ex","hep-lat"],"title_canon_sha256":"99c1b665d390e84ef1aebb04921cc03bc726d0f2b688ecb3d5b7d8921158e591","abstract_canon_sha256":"5f404c814d14f54a53968acfa3cbf49ab4c5c4aceeed275694d8464a90df58e2"},"schema_version":"1.0"},"canonical_sha256":"dd2f87aa6cceccdb31550cf744071863f2ac165a71ce158daaacb3fe1e260f02","source":{"kind":"arxiv","id":"1108.2523","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.2523","created_at":"2026-05-18T03:23:22Z"},{"alias_kind":"arxiv_version","alias_value":"1108.2523v1","created_at":"2026-05-18T03:23:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.2523","created_at":"2026-05-18T03:23:22Z"},{"alias_kind":"pith_short_12","alias_value":"3UXYPKTMZ3GN","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_16","alias_value":"3UXYPKTMZ3GNWMKV","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_8","alias_value":"3UXYPKTM","created_at":"2026-05-18T12:26:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:3UXYPKTMZ3GNWMKVBT3UIBYYMP","target":"record","payload":{"canonical_record":{"source":{"id":"1108.2523","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-08-11T21:18:31Z","cross_cats_sorted":["hep-ex","hep-lat"],"title_canon_sha256":"99c1b665d390e84ef1aebb04921cc03bc726d0f2b688ecb3d5b7d8921158e591","abstract_canon_sha256":"5f404c814d14f54a53968acfa3cbf49ab4c5c4aceeed275694d8464a90df58e2"},"schema_version":"1.0"},"canonical_sha256":"dd2f87aa6cceccdb31550cf744071863f2ac165a71ce158daaacb3fe1e260f02","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:23:22.107223Z","signature_b64":"rkpFe6KznsVII+zWnXQVud6oI3pbIvR0OFT/r1B1cbdkFUvWSI/nld1aVKU9CJ7MtCG5klBHL1Zm5HsSKvtZCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dd2f87aa6cceccdb31550cf744071863f2ac165a71ce158daaacb3fe1e260f02","last_reissued_at":"2026-05-18T03:23:22.106409Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:23:22.106409Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1108.2523","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":"2026-05-18T03:23:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ui/HfLElYDdJsLe0aA4yO+zNmBRJsE7V27JMoFX9e5usrUT0yvpa3etq6zWpF1TxvAYpCuCxHf25TUG76LVpAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T22:26:21.916633Z"},"content_sha256":"fe32c331a795d08676480a98d92124728dd8b940490ad5797915c4b45a69d271","schema_version":"1.0","event_id":"sha256:fe32c331a795d08676480a98d92124728dd8b940490ad5797915c4b45a69d271"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:3UXYPKTMZ3GNWMKVBT3UIBYYMP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The nucleon and Delta(1232) form factors at low momentum-transfer and small pion masses","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex","hep-lat"],"primary_cat":"hep-ph","authors_text":"J. Martin-Camalich, M. Vanderhaeghen, T. Ledwig, V. Pascalutsa","submitted_at":"2011-08-11T21:18:31Z","abstract_excerpt":"An expansion of the electromagnetic form factors of the nucleon and Delta(1232) in small momentum transfer and pion mass is performed in a manifestly-covariant EFT framework consistent with chiral symmetry and analyticity. We present the expressions for the nucleon and Delta(1232) electromagnetic form factors, charge radii, and electromagnetic moments in the framework of SU(2) baryon chiral perturbation theory, with nucleon and Delta(1232)-isobar degrees of freedom, to next-to-leading order. Motivated by the results for the proton electric radius obtained from the muonic-hydrogen atom and elec"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.2523","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":"2026-05-18T03:23:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"75SSwQ7E/kaROwT1lT84mK7b3f86u4Hpxp3QZzHowadUee2aH9DkqK82XoHwnHd4hvFveXzPZVHNq05nQqnaBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T22:26:21.917080Z"},"content_sha256":"d21fbc6f572ed360d8a1a0d901db132f2549f533898c187ff97e2bb2feffd68a","schema_version":"1.0","event_id":"sha256:d21fbc6f572ed360d8a1a0d901db132f2549f533898c187ff97e2bb2feffd68a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3UXYPKTMZ3GNWMKVBT3UIBYYMP/bundle.json","state_url":"https://pith.science/pith/3UXYPKTMZ3GNWMKVBT3UIBYYMP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3UXYPKTMZ3GNWMKVBT3UIBYYMP/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":"2026-05-30T22:26:21Z","links":{"resolver":"https://pith.science/pith/3UXYPKTMZ3GNWMKVBT3UIBYYMP","bundle":"https://pith.science/pith/3UXYPKTMZ3GNWMKVBT3UIBYYMP/bundle.json","state":"https://pith.science/pith/3UXYPKTMZ3GNWMKVBT3UIBYYMP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3UXYPKTMZ3GNWMKVBT3UIBYYMP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:3UXYPKTMZ3GNWMKVBT3UIBYYMP","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":"5f404c814d14f54a53968acfa3cbf49ab4c5c4aceeed275694d8464a90df58e2","cross_cats_sorted":["hep-ex","hep-lat"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-08-11T21:18:31Z","title_canon_sha256":"99c1b665d390e84ef1aebb04921cc03bc726d0f2b688ecb3d5b7d8921158e591"},"schema_version":"1.0","source":{"id":"1108.2523","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.2523","created_at":"2026-05-18T03:23:22Z"},{"alias_kind":"arxiv_version","alias_value":"1108.2523v1","created_at":"2026-05-18T03:23:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.2523","created_at":"2026-05-18T03:23:22Z"},{"alias_kind":"pith_short_12","alias_value":"3UXYPKTMZ3GN","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_16","alias_value":"3UXYPKTMZ3GNWMKV","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_8","alias_value":"3UXYPKTM","created_at":"2026-05-18T12:26:20Z"}],"graph_snapshots":[{"event_id":"sha256:d21fbc6f572ed360d8a1a0d901db132f2549f533898c187ff97e2bb2feffd68a","target":"graph","created_at":"2026-05-18T03:23:22Z","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":"An expansion of the electromagnetic form factors of the nucleon and Delta(1232) in small momentum transfer and pion mass is performed in a manifestly-covariant EFT framework consistent with chiral symmetry and analyticity. We present the expressions for the nucleon and Delta(1232) electromagnetic form factors, charge radii, and electromagnetic moments in the framework of SU(2) baryon chiral perturbation theory, with nucleon and Delta(1232)-isobar degrees of freedom, to next-to-leading order. Motivated by the results for the proton electric radius obtained from the muonic-hydrogen atom and elec","authors_text":"J. Martin-Camalich, M. Vanderhaeghen, T. Ledwig, V. Pascalutsa","cross_cats":["hep-ex","hep-lat"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-08-11T21:18:31Z","title":"The nucleon and Delta(1232) form factors at low momentum-transfer and small pion masses"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.2523","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:fe32c331a795d08676480a98d92124728dd8b940490ad5797915c4b45a69d271","target":"record","created_at":"2026-05-18T03:23:22Z","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":"5f404c814d14f54a53968acfa3cbf49ab4c5c4aceeed275694d8464a90df58e2","cross_cats_sorted":["hep-ex","hep-lat"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-08-11T21:18:31Z","title_canon_sha256":"99c1b665d390e84ef1aebb04921cc03bc726d0f2b688ecb3d5b7d8921158e591"},"schema_version":"1.0","source":{"id":"1108.2523","kind":"arxiv","version":1}},"canonical_sha256":"dd2f87aa6cceccdb31550cf744071863f2ac165a71ce158daaacb3fe1e260f02","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dd2f87aa6cceccdb31550cf744071863f2ac165a71ce158daaacb3fe1e260f02","first_computed_at":"2026-05-18T03:23:22.106409Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:23:22.106409Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rkpFe6KznsVII+zWnXQVud6oI3pbIvR0OFT/r1B1cbdkFUvWSI/nld1aVKU9CJ7MtCG5klBHL1Zm5HsSKvtZCw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:23:22.107223Z","signed_message":"canonical_sha256_bytes"},"source_id":"1108.2523","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fe32c331a795d08676480a98d92124728dd8b940490ad5797915c4b45a69d271","sha256:d21fbc6f572ed360d8a1a0d901db132f2549f533898c187ff97e2bb2feffd68a"],"state_sha256":"b4eb6e3e45e4046414161f0164fc37cc72716427f8a5bb5b52f574f42b305b99"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2uI4T7/geGw+vQc8+k4IDid9/BWpLF8Q2BKUsh9VQmb/VCkVH5ye+Rnt0+TDguEtz//9YncRknkfgiQAfPP7Dg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T22:26:21.920046Z","bundle_sha256":"1b4c8cd5c1f76705da74dc03520df3d33bba1312362a1f3cdf75be50c3bb4fb6"}}