{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:D2OAVGFY2HHJCUVSHSAQIGOFJW","short_pith_number":"pith:D2OAVGFY","canonical_record":{"source":{"id":"1410.4190","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-10-15T17:19:36Z","cross_cats_sorted":[],"title_canon_sha256":"9d23780170cc970a3031dcbbde032697af0ba081a20787702945b64f9373f476","abstract_canon_sha256":"bf15de287b275c76fdaf894f700aa61c1bc7846468f371425e7dbc3a9e58a430"},"schema_version":"1.0"},"canonical_sha256":"1e9c0a98b8d1ce9152b23c810419c54d902bb4a32d0d9ad48e449a3b9d07cf74","source":{"kind":"arxiv","id":"1410.4190","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1410.4190","created_at":"2026-05-18T01:19:14Z"},{"alias_kind":"arxiv_version","alias_value":"1410.4190v3","created_at":"2026-05-18T01:19:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.4190","created_at":"2026-05-18T01:19:14Z"},{"alias_kind":"pith_short_12","alias_value":"D2OAVGFY2HHJ","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_16","alias_value":"D2OAVGFY2HHJCUVS","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_8","alias_value":"D2OAVGFY","created_at":"2026-05-18T12:28:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:D2OAVGFY2HHJCUVSHSAQIGOFJW","target":"record","payload":{"canonical_record":{"source":{"id":"1410.4190","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-10-15T17:19:36Z","cross_cats_sorted":[],"title_canon_sha256":"9d23780170cc970a3031dcbbde032697af0ba081a20787702945b64f9373f476","abstract_canon_sha256":"bf15de287b275c76fdaf894f700aa61c1bc7846468f371425e7dbc3a9e58a430"},"schema_version":"1.0"},"canonical_sha256":"1e9c0a98b8d1ce9152b23c810419c54d902bb4a32d0d9ad48e449a3b9d07cf74","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:19:14.264118Z","signature_b64":"f40rudm22rVI3nAlNPKKXLk9l0hP51qa2hQMG2oSrCSNkj/kuBec+MMfPiJgqMUzcp0kByqXWKLuAhSddxryBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1e9c0a98b8d1ce9152b23c810419c54d902bb4a32d0d9ad48e449a3b9d07cf74","last_reissued_at":"2026-05-18T01:19:14.263480Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:19:14.263480Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1410.4190","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:19:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"S8QZeH6rDxDcpzZKXrWv2kTnaOkB6KpnRxRNrPK6+glko4cjPG4JTEul9WbEnnJLfsYuPHQHq+lnQegLp7dYAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T23:27:42.999299Z"},"content_sha256":"c72a92a5ee00260ba60108c23792cd603af93ce9d507e329fcff9ed6e0392a34","schema_version":"1.0","event_id":"sha256:c72a92a5ee00260ba60108c23792cd603af93ce9d507e329fcff9ed6e0392a34"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:D2OAVGFY2HHJCUVSHSAQIGOFJW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Gravitational lensing in the strong field limit for Kar's metric","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Alejandro Cardenas-Avendano, Alexis Larranaga, Carlos A. Benavides","submitted_at":"2014-10-15T17:19:36Z","abstract_excerpt":"In this paper we calculate the strong field limit deflection angle for a light ray passing near a scalar charged spherically symmetric object, described by a metric which comes from the low-energy limit of heterotic string theory. Then, we compare the expansion parameters of our results with those obtained in the Einstein's canonical frame, obtained by a conformal transformation, and we show that, at least at first order, the results do not agree."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.4190","kind":"arxiv","version":3},"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":"2026-05-18T01:19:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IH12jBQ4I3od40buC/RxTxWg5FQl9Aj/GMjrKpSW0MB26xSIepS1Fi5SBP3PHJpJEWkdjEYysPBLj/hzfBDbCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T23:27:42.999679Z"},"content_sha256":"5b7938431353ca4bf220a2ff9ec3ded8b85c45145ab6703fa38ff8330caa6896","schema_version":"1.0","event_id":"sha256:5b7938431353ca4bf220a2ff9ec3ded8b85c45145ab6703fa38ff8330caa6896"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/D2OAVGFY2HHJCUVSHSAQIGOFJW/bundle.json","state_url":"https://pith.science/pith/D2OAVGFY2HHJCUVSHSAQIGOFJW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/D2OAVGFY2HHJCUVSHSAQIGOFJW/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":"2026-05-20T23:27:43Z","links":{"resolver":"https://pith.science/pith/D2OAVGFY2HHJCUVSHSAQIGOFJW","bundle":"https://pith.science/pith/D2OAVGFY2HHJCUVSHSAQIGOFJW/bundle.json","state":"https://pith.science/pith/D2OAVGFY2HHJCUVSHSAQIGOFJW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/D2OAVGFY2HHJCUVSHSAQIGOFJW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:D2OAVGFY2HHJCUVSHSAQIGOFJW","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":"bf15de287b275c76fdaf894f700aa61c1bc7846468f371425e7dbc3a9e58a430","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-10-15T17:19:36Z","title_canon_sha256":"9d23780170cc970a3031dcbbde032697af0ba081a20787702945b64f9373f476"},"schema_version":"1.0","source":{"id":"1410.4190","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1410.4190","created_at":"2026-05-18T01:19:14Z"},{"alias_kind":"arxiv_version","alias_value":"1410.4190v3","created_at":"2026-05-18T01:19:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.4190","created_at":"2026-05-18T01:19:14Z"},{"alias_kind":"pith_short_12","alias_value":"D2OAVGFY2HHJ","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_16","alias_value":"D2OAVGFY2HHJCUVS","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_8","alias_value":"D2OAVGFY","created_at":"2026-05-18T12:28:25Z"}],"graph_snapshots":[{"event_id":"sha256:5b7938431353ca4bf220a2ff9ec3ded8b85c45145ab6703fa38ff8330caa6896","target":"graph","created_at":"2026-05-18T01:19:14Z","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":"In this paper we calculate the strong field limit deflection angle for a light ray passing near a scalar charged spherically symmetric object, described by a metric which comes from the low-energy limit of heterotic string theory. Then, we compare the expansion parameters of our results with those obtained in the Einstein's canonical frame, obtained by a conformal transformation, and we show that, at least at first order, the results do not agree.","authors_text":"Alejandro Cardenas-Avendano, Alexis Larranaga, Carlos A. Benavides","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-10-15T17:19:36Z","title":"Gravitational lensing in the strong field limit for Kar's metric"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.4190","kind":"arxiv","version":3},"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:c72a92a5ee00260ba60108c23792cd603af93ce9d507e329fcff9ed6e0392a34","target":"record","created_at":"2026-05-18T01:19:14Z","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":"bf15de287b275c76fdaf894f700aa61c1bc7846468f371425e7dbc3a9e58a430","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-10-15T17:19:36Z","title_canon_sha256":"9d23780170cc970a3031dcbbde032697af0ba081a20787702945b64f9373f476"},"schema_version":"1.0","source":{"id":"1410.4190","kind":"arxiv","version":3}},"canonical_sha256":"1e9c0a98b8d1ce9152b23c810419c54d902bb4a32d0d9ad48e449a3b9d07cf74","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1e9c0a98b8d1ce9152b23c810419c54d902bb4a32d0d9ad48e449a3b9d07cf74","first_computed_at":"2026-05-18T01:19:14.263480Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:19:14.263480Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"f40rudm22rVI3nAlNPKKXLk9l0hP51qa2hQMG2oSrCSNkj/kuBec+MMfPiJgqMUzcp0kByqXWKLuAhSddxryBw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:19:14.264118Z","signed_message":"canonical_sha256_bytes"},"source_id":"1410.4190","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c72a92a5ee00260ba60108c23792cd603af93ce9d507e329fcff9ed6e0392a34","sha256:5b7938431353ca4bf220a2ff9ec3ded8b85c45145ab6703fa38ff8330caa6896"],"state_sha256":"b1791a3019493c286116056b682cc07f143d585a81f2dc898358bc7305a32fbb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"a4gSWY0YquhwXORZTtDCyYLet8gUEG/F8oRb/iIin0KW1mDqGeaYZkSZL94ezk2V/BdrFNw0iQnPfUdX3R6DCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-20T23:27:43.002874Z","bundle_sha256":"9929557e42ebf52df3cfdcc1b317e0b198bf5f9b8fa5f7155ecbb23d8db6b37f"}}