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This value is larger than the one calculated by solving the corresponding Muskhelishvili-Omn\\`es equations, \\la r^2\\ra^\\pi_s=0.61\\pm 0.04 fm^2. A large discrepancy between both values, given the precision, then results. We reanalyze Yndur\\'ain's method and show that by imposing continuity of the resulting pi"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"0704.0039","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"2007-03-31T17:06:06Z","cross_cats_sorted":["hep-lat","nucl-th"],"title_canon_sha256":"28613e8d6e998dba3433317eb0bfc00d53dd431b30464358f6c2d9cc8024ee19","abstract_canon_sha256":"fa42a603e36c693f54a5a29fc973988e4769299e41db3dbae29fed1e92f85cd5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:21:42.300695Z","signature_b64":"+hTPZsOvJRXLmfoysV/YNJbnii2KgbI3gSiUIELZFjGMGzEFJ8MUdZlkdUw/TNoWvzMk1IQCTQtpQxcQGKJgCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9d1f0843277266e47f9d0b4c859fad63db868e9b07917675058fc85a01f03473","last_reissued_at":"2026-07-04T15:21:42.300286Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:21:42.300286Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Scalar radius of the pion and zeros in the form factor","license":"","headline":"","cross_cats":["hep-lat","nucl-th"],"primary_cat":"hep-ph","authors_text":"Jose A. 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