{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2004:3C6XVMXJVID6PCTC4AAJVK4XXJ","short_pith_number":"pith:3C6XVMXJ","canonical_record":{"source":{"id":"hep-ph/0409080","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2004-09-07T18:49:41Z","cross_cats_sorted":[],"title_canon_sha256":"caaa6b6abd69055f8b995d227760cab748767d9aea087f3bc7b35b8267240f5b","abstract_canon_sha256":"3cedffa43313733c30847a65e69ca37cdaf88b8bf2e2cb1f8091065d273867ef"},"schema_version":"1.0"},"canonical_sha256":"d8bd7ab2e9aa07e78a62e0009aab97ba5e08c108ce58eea4e8b8ba3bfe39d264","source":{"kind":"arxiv","id":"hep-ph/0409080","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0409080","created_at":"2026-05-18T01:39:05Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0409080v2","created_at":"2026-05-18T01:39:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0409080","created_at":"2026-05-18T01:39:05Z"},{"alias_kind":"pith_short_12","alias_value":"3C6XVMXJVID6","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"3C6XVMXJVID6PCTC","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"3C6XVMXJ","created_at":"2026-05-18T12:25:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2004:3C6XVMXJVID6PCTC4AAJVK4XXJ","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/0409080","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2004-09-07T18:49:41Z","cross_cats_sorted":[],"title_canon_sha256":"caaa6b6abd69055f8b995d227760cab748767d9aea087f3bc7b35b8267240f5b","abstract_canon_sha256":"3cedffa43313733c30847a65e69ca37cdaf88b8bf2e2cb1f8091065d273867ef"},"schema_version":"1.0"},"canonical_sha256":"d8bd7ab2e9aa07e78a62e0009aab97ba5e08c108ce58eea4e8b8ba3bfe39d264","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:39:05.561800Z","signature_b64":"hQrpUyrtRNFjvdk1P9FRqST4wxXM/b5JKP9lqCmtRir6cfXFLqRhutzL5JhDK4NBEkVPu0yZ1Or3sTBr+nxdDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d8bd7ab2e9aa07e78a62e0009aab97ba5e08c108ce58eea4e8b8ba3bfe39d264","last_reissued_at":"2026-05-18T01:39:05.561178Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:39:05.561178Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/0409080","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":"2026-05-18T01:39:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pU/Xh5QjhKBNyXfonhsFIRZlPNivYhgqs3PXNa/vZWOnbN3Jeh1+H38iqfWXngdUkGwkoSIK5jBC9UD0AYzLBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T12:44:39.308142Z"},"content_sha256":"29296f795058520606054d6841e2b18683f506ba98acd6783241c36e3261de1b","schema_version":"1.0","event_id":"sha256:29296f795058520606054d6841e2b18683f506ba98acd6783241c36e3261de1b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2004:3C6XVMXJVID6PCTC4AAJVK4XXJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Modeling the Pion and Kaon Form Factors in the Timelike Region","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Alexander Khodjamirian, Christine Bruch, Johann H.Kuhn","submitted_at":"2004-09-07T18:49:41Z","abstract_excerpt":"New, accurate measurements of the pion and kaon electromagnetic form factors are expected in the near future from experiments at electron-positron colliders,using the radiative return method. We construct a model for the timelike pion electromagnetic form factor, that is valid also at momentum transfers far above the $\\rho$ resonance. The ansatz is based on vector dominance and includes a pattern of radial excitations expected from dual resonance models.The form factor is fitted to the existing data in the timelike region, continued to the spacelike region and compared with the measurements th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0409080","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":"2026-05-18T01:39:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0+1SNBDs4NtSTaUaOO+HDw4JqBqE4eEMfMbC6zSmttvm9CZf10MvV/1+VJ400wdP5SghWJUDHp9IdNV+YgyuBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-09T12:44:39.308642Z"},"content_sha256":"09bf632ab0ee63d79c5dc0b0f985983b48b072b4f601a8a75cdd7d60a1219453","schema_version":"1.0","event_id":"sha256:09bf632ab0ee63d79c5dc0b0f985983b48b072b4f601a8a75cdd7d60a1219453"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3C6XVMXJVID6PCTC4AAJVK4XXJ/bundle.json","state_url":"https://pith.science/pith/3C6XVMXJVID6PCTC4AAJVK4XXJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3C6XVMXJVID6PCTC4AAJVK4XXJ/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":"2026-08-09T12:44:39Z","links":{"resolver":"https://pith.science/pith/3C6XVMXJVID6PCTC4AAJVK4XXJ","bundle":"https://pith.science/pith/3C6XVMXJVID6PCTC4AAJVK4XXJ/bundle.json","state":"https://pith.science/pith/3C6XVMXJVID6PCTC4AAJVK4XXJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3C6XVMXJVID6PCTC4AAJVK4XXJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2004:3C6XVMXJVID6PCTC4AAJVK4XXJ","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":"3cedffa43313733c30847a65e69ca37cdaf88b8bf2e2cb1f8091065d273867ef","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2004-09-07T18:49:41Z","title_canon_sha256":"caaa6b6abd69055f8b995d227760cab748767d9aea087f3bc7b35b8267240f5b"},"schema_version":"1.0","source":{"id":"hep-ph/0409080","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/0409080","created_at":"2026-05-18T01:39:05Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/0409080v2","created_at":"2026-05-18T01:39:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/0409080","created_at":"2026-05-18T01:39:05Z"},{"alias_kind":"pith_short_12","alias_value":"3C6XVMXJVID6","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_16","alias_value":"3C6XVMXJVID6PCTC","created_at":"2026-05-18T12:25:52Z"},{"alias_kind":"pith_short_8","alias_value":"3C6XVMXJ","created_at":"2026-05-18T12:25:52Z"}],"graph_snapshots":[{"event_id":"sha256:09bf632ab0ee63d79c5dc0b0f985983b48b072b4f601a8a75cdd7d60a1219453","target":"graph","created_at":"2026-05-18T01:39:05Z","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":"New, accurate measurements of the pion and kaon electromagnetic form factors are expected in the near future from experiments at electron-positron colliders,using the radiative return method. We construct a model for the timelike pion electromagnetic form factor, that is valid also at momentum transfers far above the $\\rho$ resonance. The ansatz is based on vector dominance and includes a pattern of radial excitations expected from dual resonance models.The form factor is fitted to the existing data in the timelike region, continued to the spacelike region and compared with the measurements th","authors_text":"Alexander Khodjamirian, Christine Bruch, Johann H.Kuhn","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"2004-09-07T18:49:41Z","title":"Modeling the Pion and Kaon Form Factors in the Timelike Region"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/0409080","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":"sha256:29296f795058520606054d6841e2b18683f506ba98acd6783241c36e3261de1b","target":"record","created_at":"2026-05-18T01:39:05Z","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":"3cedffa43313733c30847a65e69ca37cdaf88b8bf2e2cb1f8091065d273867ef","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"2004-09-07T18:49:41Z","title_canon_sha256":"caaa6b6abd69055f8b995d227760cab748767d9aea087f3bc7b35b8267240f5b"},"schema_version":"1.0","source":{"id":"hep-ph/0409080","kind":"arxiv","version":2}},"canonical_sha256":"d8bd7ab2e9aa07e78a62e0009aab97ba5e08c108ce58eea4e8b8ba3bfe39d264","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d8bd7ab2e9aa07e78a62e0009aab97ba5e08c108ce58eea4e8b8ba3bfe39d264","first_computed_at":"2026-05-18T01:39:05.561178Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:39:05.561178Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hQrpUyrtRNFjvdk1P9FRqST4wxXM/b5JKP9lqCmtRir6cfXFLqRhutzL5JhDK4NBEkVPu0yZ1Or3sTBr+nxdDg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:39:05.561800Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/0409080","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:29296f795058520606054d6841e2b18683f506ba98acd6783241c36e3261de1b","sha256:09bf632ab0ee63d79c5dc0b0f985983b48b072b4f601a8a75cdd7d60a1219453"],"state_sha256":"97e7a50be5d5abc3f8ca47e98f4a5bc8cf471bc4060afb1c9a29b7da1fac6d27"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"S4nMSfcT4IUOeKv+YZ+EQqlIKn0TLqhh+Ee0uZnE/gV0fwueN5jX/oJGajYmDvArQYqIqFNFudZB2jXqAw+4Cw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-09T12:44:39.313741Z","bundle_sha256":"1fddf927ca5a4da8189cc17d7d8f27d753cbcd11fa04bcd172c5fcc4a750998b"}}