{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:Q6SSULV4AX5AZ346JFT2LJ4V4Q","short_pith_number":"pith:Q6SSULV4","canonical_record":{"source":{"id":"1702.04096","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-02-14T07:08:23Z","cross_cats_sorted":["physics.class-ph"],"title_canon_sha256":"5abd9d0357dc5cce67d120d11df10a5f7250921570b7761c672c04ab3a0067d4","abstract_canon_sha256":"29e535b59657a4cdf5a32c68bb4cb9e98c562d4beaac6129755147b42c10ae96"},"schema_version":"1.0"},"canonical_sha256":"87a52a2ebc05fa0cef9e4967a5a795e434705fffb65e47f1f3abf480b998731b","source":{"kind":"arxiv","id":"1702.04096","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.04096","created_at":"2026-05-18T00:13:32Z"},{"alias_kind":"arxiv_version","alias_value":"1702.04096v1","created_at":"2026-05-18T00:13:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.04096","created_at":"2026-05-18T00:13:32Z"},{"alias_kind":"pith_short_12","alias_value":"Q6SSULV4AX5A","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_16","alias_value":"Q6SSULV4AX5AZ346","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_8","alias_value":"Q6SSULV4","created_at":"2026-05-18T12:31:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:Q6SSULV4AX5AZ346JFT2LJ4V4Q","target":"record","payload":{"canonical_record":{"source":{"id":"1702.04096","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-02-14T07:08:23Z","cross_cats_sorted":["physics.class-ph"],"title_canon_sha256":"5abd9d0357dc5cce67d120d11df10a5f7250921570b7761c672c04ab3a0067d4","abstract_canon_sha256":"29e535b59657a4cdf5a32c68bb4cb9e98c562d4beaac6129755147b42c10ae96"},"schema_version":"1.0"},"canonical_sha256":"87a52a2ebc05fa0cef9e4967a5a795e434705fffb65e47f1f3abf480b998731b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:13:32.836090Z","signature_b64":"M4VpqO3gOo0XhKBHld/mSfuXZDNLAiV1SUQ4rzfkhyc84T/9jLH5d2AK4BkaK3jYokU9L831MrTkbohhiXQ2Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"87a52a2ebc05fa0cef9e4967a5a795e434705fffb65e47f1f3abf480b998731b","last_reissued_at":"2026-05-18T00:13:32.835563Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:13:32.835563Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1702.04096","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":"2026-05-18T00:13:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DUdsZiBdl7KT1M3uLCTEDBk4XgQyg0HOkyWC7TR3QzhM2gM+TSiDx3FIs9LCeOO+4GrP2oz01owLkQ1WFq8YBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T19:13:17.219902Z"},"content_sha256":"15323474d36ef39c5725f4a690cede91b27786113b53637ca952b01fb5860b7d","schema_version":"1.0","event_id":"sha256:15323474d36ef39c5725f4a690cede91b27786113b53637ca952b01fb5860b7d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:Q6SSULV4AX5AZ346JFT2LJ4V4Q","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Radiation from charged particles due to explicit symmetry breaking in a gravitational field","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.class-ph"],"primary_cat":"gr-qc","authors_text":"Fabrizio Tamburini, Ignazio Licata, Mariafelicia De Laurentis","submitted_at":"2017-02-14T07:08:23Z","abstract_excerpt":"The paradox of a free falling radiating charged particle in a gravitational field, is a well-known fascinating conceptual challenge that involves classical electrodynamics and general relativity. We discuss this paradox considering the emission of radiation as a consequence of an explicit space/time symmetry breaking involving the electric field within the trajectory of the particle seen from an external observer. This occurs in certain particular cases when the relative motion of the charged particle does not follow a geodesic of the motion dictated by the explicit Lagrangian formulation of t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.04096","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":"2026-05-18T00:13:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZnSwwsH1g0nNBKvQrOjXEZVQUL/rk4y68TovpA9gMu9WT8QkE63pwgYe66p1Xu4vfKo2b6wVCUbqudSBJ1oLBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T19:13:17.220580Z"},"content_sha256":"058bd311d5963115cb31c7d1f72fd3e253eb6fdf25630e9c316893da15f8f8d3","schema_version":"1.0","event_id":"sha256:058bd311d5963115cb31c7d1f72fd3e253eb6fdf25630e9c316893da15f8f8d3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Q6SSULV4AX5AZ346JFT2LJ4V4Q/bundle.json","state_url":"https://pith.science/pith/Q6SSULV4AX5AZ346JFT2LJ4V4Q/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Q6SSULV4AX5AZ346JFT2LJ4V4Q/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":"2026-06-07T19:13:17Z","links":{"resolver":"https://pith.science/pith/Q6SSULV4AX5AZ346JFT2LJ4V4Q","bundle":"https://pith.science/pith/Q6SSULV4AX5AZ346JFT2LJ4V4Q/bundle.json","state":"https://pith.science/pith/Q6SSULV4AX5AZ346JFT2LJ4V4Q/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Q6SSULV4AX5AZ346JFT2LJ4V4Q/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:Q6SSULV4AX5AZ346JFT2LJ4V4Q","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":"29e535b59657a4cdf5a32c68bb4cb9e98c562d4beaac6129755147b42c10ae96","cross_cats_sorted":["physics.class-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-02-14T07:08:23Z","title_canon_sha256":"5abd9d0357dc5cce67d120d11df10a5f7250921570b7761c672c04ab3a0067d4"},"schema_version":"1.0","source":{"id":"1702.04096","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.04096","created_at":"2026-05-18T00:13:32Z"},{"alias_kind":"arxiv_version","alias_value":"1702.04096v1","created_at":"2026-05-18T00:13:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.04096","created_at":"2026-05-18T00:13:32Z"},{"alias_kind":"pith_short_12","alias_value":"Q6SSULV4AX5A","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_16","alias_value":"Q6SSULV4AX5AZ346","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_8","alias_value":"Q6SSULV4","created_at":"2026-05-18T12:31:37Z"}],"graph_snapshots":[{"event_id":"sha256:058bd311d5963115cb31c7d1f72fd3e253eb6fdf25630e9c316893da15f8f8d3","target":"graph","created_at":"2026-05-18T00:13:32Z","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":"The paradox of a free falling radiating charged particle in a gravitational field, is a well-known fascinating conceptual challenge that involves classical electrodynamics and general relativity. We discuss this paradox considering the emission of radiation as a consequence of an explicit space/time symmetry breaking involving the electric field within the trajectory of the particle seen from an external observer. This occurs in certain particular cases when the relative motion of the charged particle does not follow a geodesic of the motion dictated by the explicit Lagrangian formulation of t","authors_text":"Fabrizio Tamburini, Ignazio Licata, Mariafelicia De Laurentis","cross_cats":["physics.class-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-02-14T07:08:23Z","title":"Radiation from charged particles due to explicit symmetry breaking in a gravitational field"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.04096","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":"sha256:15323474d36ef39c5725f4a690cede91b27786113b53637ca952b01fb5860b7d","target":"record","created_at":"2026-05-18T00:13:32Z","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":"29e535b59657a4cdf5a32c68bb4cb9e98c562d4beaac6129755147b42c10ae96","cross_cats_sorted":["physics.class-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2017-02-14T07:08:23Z","title_canon_sha256":"5abd9d0357dc5cce67d120d11df10a5f7250921570b7761c672c04ab3a0067d4"},"schema_version":"1.0","source":{"id":"1702.04096","kind":"arxiv","version":1}},"canonical_sha256":"87a52a2ebc05fa0cef9e4967a5a795e434705fffb65e47f1f3abf480b998731b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"87a52a2ebc05fa0cef9e4967a5a795e434705fffb65e47f1f3abf480b998731b","first_computed_at":"2026-05-18T00:13:32.835563Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:13:32.835563Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"M4VpqO3gOo0XhKBHld/mSfuXZDNLAiV1SUQ4rzfkhyc84T/9jLH5d2AK4BkaK3jYokU9L831MrTkbohhiXQ2Bg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:13:32.836090Z","signed_message":"canonical_sha256_bytes"},"source_id":"1702.04096","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:15323474d36ef39c5725f4a690cede91b27786113b53637ca952b01fb5860b7d","sha256:058bd311d5963115cb31c7d1f72fd3e253eb6fdf25630e9c316893da15f8f8d3"],"state_sha256":"c83b55e1d834832f6d1a04548a1bfb5bb44d56e7f0d552d9a41bcdc4bb822e3c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7u4uCrqFR3niYIb7hNkb6ddGDZZ3fpcxuh8lZ+TL3wM/X7dOtapNhcQALJhreU88KHqm+vU51XXYWRuOubDYCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T19:13:17.223910Z","bundle_sha256":"fbd0fb92d2251869c1a0313237ce3bbc0ea8e0b895c9e62794c5b698a096d058"}}