{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:FILFASIT57T23ZYB2II6KK4UTN","short_pith_number":"pith:FILFASIT","schema_version":"1.0","canonical_sha256":"2a16504913efe7ade701d211e52b949b4cb42f9132e837dabfc2cf75edfdf0ef","source":{"kind":"arxiv","id":"1211.1491","version":1},"attestation_state":"computed","paper":{"title":"Spherical fields as nonparaxial accelerating waves","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","math-ph","math.MP","physics.class-ph"],"primary_cat":"physics.optics","authors_text":"Miguel A. Alonso, Miguel A. Bandres","submitted_at":"2012-11-07T09:28:03Z","abstract_excerpt":"We introduce nonparaxial spatially accelerating waves whose two-dimensional transverse profiles propagate along semicircular trajectories while approximately preserving their shape. We derive these waves by considering imaginary displacements on spherical fields, leading to simple closed-form expressions. The structure of these waves also allows the closed-form description of pulses."},"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":"1211.1491","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2012-11-07T09:28:03Z","cross_cats_sorted":["cond-mat.mes-hall","math-ph","math.MP","physics.class-ph"],"title_canon_sha256":"4b5918f5cd5cd7ed5dbd54bb21619a6b6d4d410438a9a180bde61b7d92aa63db","abstract_canon_sha256":"d6a39aa9d270cfa21ff2700810d96d7b426230727a874b358b48ee00d9cfb2fb"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:25:05.506210Z","signature_b64":"aSAz+XZiE10SlHuhbc60a6AaEcTcwYWMgweSeEgL/i9lcSJDdWvYjfghuPQH3ow2lydTartU4GO8j75puVvFAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2a16504913efe7ade701d211e52b949b4cb42f9132e837dabfc2cf75edfdf0ef","last_reissued_at":"2026-05-18T02:25:05.505803Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:25:05.505803Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Spherical fields as nonparaxial accelerating waves","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","math-ph","math.MP","physics.class-ph"],"primary_cat":"physics.optics","authors_text":"Miguel A. Alonso, Miguel A. Bandres","submitted_at":"2012-11-07T09:28:03Z","abstract_excerpt":"We introduce nonparaxial spatially accelerating waves whose two-dimensional transverse profiles propagate along semicircular trajectories while approximately preserving their shape. We derive these waves by considering imaginary displacements on spherical fields, leading to simple closed-form expressions. The structure of these waves also allows the closed-form description of pulses."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1211.1491","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1211.1491","created_at":"2026-05-18T02:25:05.505878+00:00"},{"alias_kind":"arxiv_version","alias_value":"1211.1491v1","created_at":"2026-05-18T02:25:05.505878+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1211.1491","created_at":"2026-05-18T02:25:05.505878+00:00"},{"alias_kind":"pith_short_12","alias_value":"FILFASIT57T2","created_at":"2026-05-18T12:27:06.952714+00:00"},{"alias_kind":"pith_short_16","alias_value":"FILFASIT57T23ZYB","created_at":"2026-05-18T12:27:06.952714+00:00"},{"alias_kind":"pith_short_8","alias_value":"FILFASIT","created_at":"2026-05-18T12:27:06.952714+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/FILFASIT57T23ZYB2II6KK4UTN","json":"https://pith.science/pith/FILFASIT57T23ZYB2II6KK4UTN.json","graph_json":"https://pith.science/api/pith-number/FILFASIT57T23ZYB2II6KK4UTN/graph.json","events_json":"https://pith.science/api/pith-number/FILFASIT57T23ZYB2II6KK4UTN/events.json","paper":"https://pith.science/paper/FILFASIT"},"agent_actions":{"view_html":"https://pith.science/pith/FILFASIT57T23ZYB2II6KK4UTN","download_json":"https://pith.science/pith/FILFASIT57T23ZYB2II6KK4UTN.json","view_paper":"https://pith.science/paper/FILFASIT","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1211.1491&json=true","fetch_graph":"https://pith.science/api/pith-number/FILFASIT57T23ZYB2II6KK4UTN/graph.json","fetch_events":"https://pith.science/api/pith-number/FILFASIT57T23ZYB2II6KK4UTN/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FILFASIT57T23ZYB2II6KK4UTN/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FILFASIT57T23ZYB2II6KK4UTN/action/storage_attestation","attest_author":"https://pith.science/pith/FILFASIT57T23ZYB2II6KK4UTN/action/author_attestation","sign_citation":"https://pith.science/pith/FILFASIT57T23ZYB2II6KK4UTN/action/citation_signature","submit_replication":"https://pith.science/pith/FILFASIT57T23ZYB2II6KK4UTN/action/replication_record"}},"created_at":"2026-05-18T02:25:05.505878+00:00","updated_at":"2026-05-18T02:25:05.505878+00:00"}