{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:NTA73JYSRXS4XCDQ6RETN2UYP7","short_pith_number":"pith:NTA73JYS","canonical_record":{"source":{"id":"1710.01571","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-10-04T12:28:06Z","cross_cats_sorted":[],"title_canon_sha256":"25795459d9e310934f2e35250b6fd83734040ee4a54ec3db90730966cb04eaeb","abstract_canon_sha256":"6ef35d699d2cde15f5d20b626dbeecc6a143ec047e0b4a712f13335fe671f701"},"schema_version":"1.0"},"canonical_sha256":"6cc1fda7128de5cb8870f44936ea987fcb74066aa89960ea4309baebddfef6c8","source":{"kind":"arxiv","id":"1710.01571","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.01571","created_at":"2026-05-18T00:18:46Z"},{"alias_kind":"arxiv_version","alias_value":"1710.01571v1","created_at":"2026-05-18T00:18:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.01571","created_at":"2026-05-18T00:18:46Z"},{"alias_kind":"pith_short_12","alias_value":"NTA73JYSRXS4","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_16","alias_value":"NTA73JYSRXS4XCDQ","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_8","alias_value":"NTA73JYS","created_at":"2026-05-18T12:31:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:NTA73JYSRXS4XCDQ6RETN2UYP7","target":"record","payload":{"canonical_record":{"source":{"id":"1710.01571","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-10-04T12:28:06Z","cross_cats_sorted":[],"title_canon_sha256":"25795459d9e310934f2e35250b6fd83734040ee4a54ec3db90730966cb04eaeb","abstract_canon_sha256":"6ef35d699d2cde15f5d20b626dbeecc6a143ec047e0b4a712f13335fe671f701"},"schema_version":"1.0"},"canonical_sha256":"6cc1fda7128de5cb8870f44936ea987fcb74066aa89960ea4309baebddfef6c8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:18:46.207237Z","signature_b64":"Ff/fgH1Fs7wQkmZNNNVPp7g291R085semJXTblHyrDHdFkhrdDwFdIFYal29PttOxrGAWezGGzrtHF+S9VHpAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6cc1fda7128de5cb8870f44936ea987fcb74066aa89960ea4309baebddfef6c8","last_reissued_at":"2026-05-18T00:18:46.206663Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:18:46.206663Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1710.01571","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":"2026-05-18T00:18:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KP8jsXj7RYiCnqYlGuLTCczX180BGd/muy+Is0F0ni+J5G/3y85uWCR309MJYIJsEBGI/7eU5d3ZwvXVKA0rAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T03:49:52.466210Z"},"content_sha256":"8fbe09a95a16303d3fe136278e14ba13b502c172024d69b60987d94189297e7c","schema_version":"1.0","event_id":"sha256:8fbe09a95a16303d3fe136278e14ba13b502c172024d69b60987d94189297e7c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:NTA73JYSRXS4XCDQ6RETN2UYP7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Scalar Quantum Electrodynamics via Duffin-Kemmer-Petiau Gauge Theory in the Heisenberg Picture:Vacuum Polarization","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"B. M. Pimentel, J. Beltran, N. T. Maia","submitted_at":"2017-10-04T12:28:06Z","abstract_excerpt":"Scalar Quantum Electrodynamics is investigated in the Heisenberg picture via the Duffin-Kemmer-Petiau gauge theory. On this framework, a perturbative method is used to compute the vacuum polarization tensor and its corresponding induced current for the case of a charged scalar field in the presence of an external electromagnetic field. Charge renormalization is brought into discussion for the interpretation of the results for the vacuum polarization."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.01571","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":"2026-05-18T00:18:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cDEKU+mkNTcw+FeDtnL8PMfA274k9P53QRN5Z3HD3Q4jcNE8v1opIjCdjJcnH3gfPjkMTYXvOtzy+L4zk5TMCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T03:49:52.466867Z"},"content_sha256":"730bff6748c1fcfff40894c31a84042cd97bb97abbc395a1a406fe311b27d4b0","schema_version":"1.0","event_id":"sha256:730bff6748c1fcfff40894c31a84042cd97bb97abbc395a1a406fe311b27d4b0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NTA73JYSRXS4XCDQ6RETN2UYP7/bundle.json","state_url":"https://pith.science/pith/NTA73JYSRXS4XCDQ6RETN2UYP7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NTA73JYSRXS4XCDQ6RETN2UYP7/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":"2026-06-09T03:49:52Z","links":{"resolver":"https://pith.science/pith/NTA73JYSRXS4XCDQ6RETN2UYP7","bundle":"https://pith.science/pith/NTA73JYSRXS4XCDQ6RETN2UYP7/bundle.json","state":"https://pith.science/pith/NTA73JYSRXS4XCDQ6RETN2UYP7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NTA73JYSRXS4XCDQ6RETN2UYP7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:NTA73JYSRXS4XCDQ6RETN2UYP7","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":"6ef35d699d2cde15f5d20b626dbeecc6a143ec047e0b4a712f13335fe671f701","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-10-04T12:28:06Z","title_canon_sha256":"25795459d9e310934f2e35250b6fd83734040ee4a54ec3db90730966cb04eaeb"},"schema_version":"1.0","source":{"id":"1710.01571","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.01571","created_at":"2026-05-18T00:18:46Z"},{"alias_kind":"arxiv_version","alias_value":"1710.01571v1","created_at":"2026-05-18T00:18:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.01571","created_at":"2026-05-18T00:18:46Z"},{"alias_kind":"pith_short_12","alias_value":"NTA73JYSRXS4","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_16","alias_value":"NTA73JYSRXS4XCDQ","created_at":"2026-05-18T12:31:34Z"},{"alias_kind":"pith_short_8","alias_value":"NTA73JYS","created_at":"2026-05-18T12:31:34Z"}],"graph_snapshots":[{"event_id":"sha256:730bff6748c1fcfff40894c31a84042cd97bb97abbc395a1a406fe311b27d4b0","target":"graph","created_at":"2026-05-18T00:18:46Z","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":"Scalar Quantum Electrodynamics is investigated in the Heisenberg picture via the Duffin-Kemmer-Petiau gauge theory. On this framework, a perturbative method is used to compute the vacuum polarization tensor and its corresponding induced current for the case of a charged scalar field in the presence of an external electromagnetic field. Charge renormalization is brought into discussion for the interpretation of the results for the vacuum polarization.","authors_text":"B. M. Pimentel, J. Beltran, N. T. Maia","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-10-04T12:28:06Z","title":"Scalar Quantum Electrodynamics via Duffin-Kemmer-Petiau Gauge Theory in the Heisenberg Picture:Vacuum Polarization"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.01571","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":"sha256:8fbe09a95a16303d3fe136278e14ba13b502c172024d69b60987d94189297e7c","target":"record","created_at":"2026-05-18T00:18:46Z","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":"6ef35d699d2cde15f5d20b626dbeecc6a143ec047e0b4a712f13335fe671f701","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2017-10-04T12:28:06Z","title_canon_sha256":"25795459d9e310934f2e35250b6fd83734040ee4a54ec3db90730966cb04eaeb"},"schema_version":"1.0","source":{"id":"1710.01571","kind":"arxiv","version":1}},"canonical_sha256":"6cc1fda7128de5cb8870f44936ea987fcb74066aa89960ea4309baebddfef6c8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6cc1fda7128de5cb8870f44936ea987fcb74066aa89960ea4309baebddfef6c8","first_computed_at":"2026-05-18T00:18:46.206663Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:18:46.206663Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Ff/fgH1Fs7wQkmZNNNVPp7g291R085semJXTblHyrDHdFkhrdDwFdIFYal29PttOxrGAWezGGzrtHF+S9VHpAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:18:46.207237Z","signed_message":"canonical_sha256_bytes"},"source_id":"1710.01571","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8fbe09a95a16303d3fe136278e14ba13b502c172024d69b60987d94189297e7c","sha256:730bff6748c1fcfff40894c31a84042cd97bb97abbc395a1a406fe311b27d4b0"],"state_sha256":"11659f71f97131bfa7969fdc66776b5491750a6ad1251b9536f3ad5deeb8fab8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2QCSzDPYBtHAxq3bikLt7+BpbyWmcHMf5OzfatTCPFm4/4bBc73ImudWDw0YHmXVUXyffPwAm6oy/Vbp5aqnBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T03:49:52.470578Z","bundle_sha256":"376bb81ac1c02d2d89a448ec51987570bed05d66f9c3d957f2ec05c50abba286"}}