{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:Y53FGU5LCFGXGJS35DDYH22WZK","short_pith_number":"pith:Y53FGU5L","canonical_record":{"source":{"id":"1408.3363","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2014-08-14T17:45:53Z","cross_cats_sorted":[],"title_canon_sha256":"4b4c5a7046e541625826f127747636a7241eeef8d637cdd96fa23bf16a845385","abstract_canon_sha256":"531a5c078fac4813aba97c5829ff3039f77ee24b13f6bb7ab0a7d53608cedcb8"},"schema_version":"1.0"},"canonical_sha256":"c7765353ab114d73265be8c783eb56caa82477aab41076b72cca9ce3dd50b65d","source":{"kind":"arxiv","id":"1408.3363","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1408.3363","created_at":"2026-05-18T01:42:18Z"},{"alias_kind":"arxiv_version","alias_value":"1408.3363v1","created_at":"2026-05-18T01:42:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1408.3363","created_at":"2026-05-18T01:42:18Z"},{"alias_kind":"pith_short_12","alias_value":"Y53FGU5LCFGX","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"Y53FGU5LCFGXGJS3","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"Y53FGU5L","created_at":"2026-05-18T12:28:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:Y53FGU5LCFGXGJS35DDYH22WZK","target":"record","payload":{"canonical_record":{"source":{"id":"1408.3363","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2014-08-14T17:45:53Z","cross_cats_sorted":[],"title_canon_sha256":"4b4c5a7046e541625826f127747636a7241eeef8d637cdd96fa23bf16a845385","abstract_canon_sha256":"531a5c078fac4813aba97c5829ff3039f77ee24b13f6bb7ab0a7d53608cedcb8"},"schema_version":"1.0"},"canonical_sha256":"c7765353ab114d73265be8c783eb56caa82477aab41076b72cca9ce3dd50b65d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:42:18.950649Z","signature_b64":"vgp3ifHR2GrcvVwYxmP5P6x1/kx/9wlH6y/sQOBBPLu2W6T/3HHZ9khdmUk1X45tPAMhw5012tbIwApxszEsDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c7765353ab114d73265be8c783eb56caa82477aab41076b72cca9ce3dd50b65d","last_reissued_at":"2026-05-18T01:42:18.950054Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:42:18.950054Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1408.3363","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":"2026-05-18T01:42:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PgX3VrstoAoOtFXSYUmh4xTwjFEAx/QlDxvQv+dAJZkvxO4Opntsj4Uv5iuDVXHdrF4scJxYm7ZsBP1Uj3qDDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T11:59:39.156712Z"},"content_sha256":"cf787a4d00b2c3b3ffeac64384f32a415b5a526db016a69b64e748acb83931ec","schema_version":"1.0","event_id":"sha256:cf787a4d00b2c3b3ffeac64384f32a415b5a526db016a69b64e748acb83931ec"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:Y53FGU5LCFGXGJS35DDYH22WZK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Remarks on nonlinear Electrodynamics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Jos\\'e Helay\\\"el-Neto, Patricio Gaete","submitted_at":"2014-08-14T17:45:53Z","abstract_excerpt":"We consider both generalized Born-Infeld and Exponential Electrodynamics. The field-energy of a point-like charge is finite only for Born-Infeld-like Electrodynamics. However, both Born-Infeld-type and Exponential Electrodynamics display the vacuum birefringence phenomenon. Subsequently, we calculate the lowest-order modifications to the interaction energy for both classes of Electrodynamics, within the framework of the gauge-invariant path-dependent variables formalism. These are shown to result in long-range ($1/r^5$- type) corrections to the Coulomb potential. Once again, for their non-comm"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1408.3363","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":"2026-05-18T01:42:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SbJGKF7YYyC3crSR7G7yoQ0TwXM3G9V20MhY1qKUYoO14PvB8EviOROmKOQ1FX6eCfzY1PDEEk4KJOTzSvrTAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-10T11:59:39.157468Z"},"content_sha256":"f3ee626eda17fb56f82b4579d768fa8dff89e6683ef980e39c7d99943b63271f","schema_version":"1.0","event_id":"sha256:f3ee626eda17fb56f82b4579d768fa8dff89e6683ef980e39c7d99943b63271f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Y53FGU5LCFGXGJS35DDYH22WZK/bundle.json","state_url":"https://pith.science/pith/Y53FGU5LCFGXGJS35DDYH22WZK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Y53FGU5LCFGXGJS35DDYH22WZK/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":"2026-06-10T11:59:39Z","links":{"resolver":"https://pith.science/pith/Y53FGU5LCFGXGJS35DDYH22WZK","bundle":"https://pith.science/pith/Y53FGU5LCFGXGJS35DDYH22WZK/bundle.json","state":"https://pith.science/pith/Y53FGU5LCFGXGJS35DDYH22WZK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Y53FGU5LCFGXGJS35DDYH22WZK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:Y53FGU5LCFGXGJS35DDYH22WZK","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":"531a5c078fac4813aba97c5829ff3039f77ee24b13f6bb7ab0a7d53608cedcb8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2014-08-14T17:45:53Z","title_canon_sha256":"4b4c5a7046e541625826f127747636a7241eeef8d637cdd96fa23bf16a845385"},"schema_version":"1.0","source":{"id":"1408.3363","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1408.3363","created_at":"2026-05-18T01:42:18Z"},{"alias_kind":"arxiv_version","alias_value":"1408.3363v1","created_at":"2026-05-18T01:42:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1408.3363","created_at":"2026-05-18T01:42:18Z"},{"alias_kind":"pith_short_12","alias_value":"Y53FGU5LCFGX","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"Y53FGU5LCFGXGJS3","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"Y53FGU5L","created_at":"2026-05-18T12:28:57Z"}],"graph_snapshots":[{"event_id":"sha256:f3ee626eda17fb56f82b4579d768fa8dff89e6683ef980e39c7d99943b63271f","target":"graph","created_at":"2026-05-18T01:42:18Z","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 consider both generalized Born-Infeld and Exponential Electrodynamics. The field-energy of a point-like charge is finite only for Born-Infeld-like Electrodynamics. However, both Born-Infeld-type and Exponential Electrodynamics display the vacuum birefringence phenomenon. Subsequently, we calculate the lowest-order modifications to the interaction energy for both classes of Electrodynamics, within the framework of the gauge-invariant path-dependent variables formalism. These are shown to result in long-range ($1/r^5$- type) corrections to the Coulomb potential. Once again, for their non-comm","authors_text":"Jos\\'e Helay\\\"el-Neto, Patricio Gaete","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2014-08-14T17:45:53Z","title":"Remarks on nonlinear Electrodynamics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1408.3363","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:cf787a4d00b2c3b3ffeac64384f32a415b5a526db016a69b64e748acb83931ec","target":"record","created_at":"2026-05-18T01:42:18Z","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":"531a5c078fac4813aba97c5829ff3039f77ee24b13f6bb7ab0a7d53608cedcb8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2014-08-14T17:45:53Z","title_canon_sha256":"4b4c5a7046e541625826f127747636a7241eeef8d637cdd96fa23bf16a845385"},"schema_version":"1.0","source":{"id":"1408.3363","kind":"arxiv","version":1}},"canonical_sha256":"c7765353ab114d73265be8c783eb56caa82477aab41076b72cca9ce3dd50b65d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c7765353ab114d73265be8c783eb56caa82477aab41076b72cca9ce3dd50b65d","first_computed_at":"2026-05-18T01:42:18.950054Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:42:18.950054Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vgp3ifHR2GrcvVwYxmP5P6x1/kx/9wlH6y/sQOBBPLu2W6T/3HHZ9khdmUk1X45tPAMhw5012tbIwApxszEsDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:42:18.950649Z","signed_message":"canonical_sha256_bytes"},"source_id":"1408.3363","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cf787a4d00b2c3b3ffeac64384f32a415b5a526db016a69b64e748acb83931ec","sha256:f3ee626eda17fb56f82b4579d768fa8dff89e6683ef980e39c7d99943b63271f"],"state_sha256":"1357ad4b8fe06362eebf177f99e94087f2de5ae1d814909788b07a7a2eb1a19b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mlTmO+0++wmNiy79iR/Z5nSjp85Q3UKHiI//WWwxWsbSB2jGsqJm4a8h1FnbN7jHCKC4Uae1t8o33ZRHqEapBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-10T11:59:39.160935Z","bundle_sha256":"93e1ec87e69fa373ffe644181c9ce4f524b482e9f27f4370a6b38272f5970ceb"}}