{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:EU54MHXRV5XNAJEA76DTJ6UBC3","short_pith_number":"pith:EU54MHXR","canonical_record":{"source":{"id":"1212.4594","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2012-12-19T08:23:07Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"39672749f47b741412a6d6cecac50f41b00bc5c36b14f3bd79cbf310b0c35ba6","abstract_canon_sha256":"9ca9d4c67b6cabadd3f9b9a6c1ae53c2f72e4d6cde7cc1134b6f5fff4dec3770"},"schema_version":"1.0"},"canonical_sha256":"253bc61ef1af6ed02480ff8734fa8116dc95b641b416167d11eb521107b87cc1","source":{"kind":"arxiv","id":"1212.4594","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1212.4594","created_at":"2026-05-18T03:38:11Z"},{"alias_kind":"arxiv_version","alias_value":"1212.4594v1","created_at":"2026-05-18T03:38:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1212.4594","created_at":"2026-05-18T03:38:11Z"},{"alias_kind":"pith_short_12","alias_value":"EU54MHXRV5XN","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_16","alias_value":"EU54MHXRV5XNAJEA","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_8","alias_value":"EU54MHXR","created_at":"2026-05-18T12:27:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:EU54MHXRV5XNAJEA76DTJ6UBC3","target":"record","payload":{"canonical_record":{"source":{"id":"1212.4594","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2012-12-19T08:23:07Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"39672749f47b741412a6d6cecac50f41b00bc5c36b14f3bd79cbf310b0c35ba6","abstract_canon_sha256":"9ca9d4c67b6cabadd3f9b9a6c1ae53c2f72e4d6cde7cc1134b6f5fff4dec3770"},"schema_version":"1.0"},"canonical_sha256":"253bc61ef1af6ed02480ff8734fa8116dc95b641b416167d11eb521107b87cc1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:38:11.903763Z","signature_b64":"wbEmGhOEAMkHbiuCyh5B9OjN72if7Pqe68dKxS7AHKZ/Z9swZQ68Uapg3nY1fh8KtKY5NcqiV0okOCmY8pNiBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"253bc61ef1af6ed02480ff8734fa8116dc95b641b416167d11eb521107b87cc1","last_reissued_at":"2026-05-18T03:38:11.903254Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:38:11.903254Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1212.4594","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":"2026-05-18T03:38:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZRct2nbngEmOrlh0p9p/3xgEHR+ax8dx0SLWG/+2IO6lhkXbP5P0Iq7VqqZ/20L+oNhcNQnh3sVd+8c//8LsBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-01T03:38:05.484274Z"},"content_sha256":"6299e2aa755eaff6579e9541d485404677adaee89f16341b41ffa9923b44d3c4","schema_version":"1.0","event_id":"sha256:6299e2aa755eaff6579e9541d485404677adaee89f16341b41ffa9923b44d3c4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:EU54MHXRV5XNAJEA76DTJ6UBC3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Comment to the paper: 'Seeded quantum FEL at 478 keV' AIP Conf. Proc. 'Light at Extreme Intensities' 1462 173-176 (2012)'","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"physics.acc-ph","authors_text":"Vittoria Petrillo","submitted_at":"2012-12-19T08:23:07Z","abstract_excerpt":"We criticize the thesis exposed the paper 'Seeded quantum FEL at 478 keV' AIP Conf. Proc. 'Light at Extreme Intensities,' 1462 173-176 (2012), which presents the possibility of producing gamma rays at 478 KeV by means of a seeded quantum FEL driven by an electron beam at 125 MeV, current I=40 A, interacting with an infrared laser. We show that, in the case analyzed, the FEL Pierce parameter has a value two orders of magnitude less than what claimed in the paper in question, overturning the conclusions of the analysis."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1212.4594","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":"2026-05-18T03:38:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7wPZnaERZZA2FPM9+GWHOGkLHzefElWPEjyCNgOz1JgxoiPvOP0CX+zsAlXX2F2Aw1FnRIuijKdEC8SOyIL+Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-01T03:38:05.484634Z"},"content_sha256":"5c387ea341c7e73dde4e0c742b4224c09ce3827a50100bbd32fca0ee6e92bf10","schema_version":"1.0","event_id":"sha256:5c387ea341c7e73dde4e0c742b4224c09ce3827a50100bbd32fca0ee6e92bf10"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EU54MHXRV5XNAJEA76DTJ6UBC3/bundle.json","state_url":"https://pith.science/pith/EU54MHXRV5XNAJEA76DTJ6UBC3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EU54MHXRV5XNAJEA76DTJ6UBC3/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":"2026-07-01T03:38:05Z","links":{"resolver":"https://pith.science/pith/EU54MHXRV5XNAJEA76DTJ6UBC3","bundle":"https://pith.science/pith/EU54MHXRV5XNAJEA76DTJ6UBC3/bundle.json","state":"https://pith.science/pith/EU54MHXRV5XNAJEA76DTJ6UBC3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EU54MHXRV5XNAJEA76DTJ6UBC3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:EU54MHXRV5XNAJEA76DTJ6UBC3","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":"9ca9d4c67b6cabadd3f9b9a6c1ae53c2f72e4d6cde7cc1134b6f5fff4dec3770","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2012-12-19T08:23:07Z","title_canon_sha256":"39672749f47b741412a6d6cecac50f41b00bc5c36b14f3bd79cbf310b0c35ba6"},"schema_version":"1.0","source":{"id":"1212.4594","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1212.4594","created_at":"2026-05-18T03:38:11Z"},{"alias_kind":"arxiv_version","alias_value":"1212.4594v1","created_at":"2026-05-18T03:38:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1212.4594","created_at":"2026-05-18T03:38:11Z"},{"alias_kind":"pith_short_12","alias_value":"EU54MHXRV5XN","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_16","alias_value":"EU54MHXRV5XNAJEA","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_8","alias_value":"EU54MHXR","created_at":"2026-05-18T12:27:04Z"}],"graph_snapshots":[{"event_id":"sha256:5c387ea341c7e73dde4e0c742b4224c09ce3827a50100bbd32fca0ee6e92bf10","target":"graph","created_at":"2026-05-18T03:38:11Z","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 criticize the thesis exposed the paper 'Seeded quantum FEL at 478 keV' AIP Conf. Proc. 'Light at Extreme Intensities,' 1462 173-176 (2012), which presents the possibility of producing gamma rays at 478 KeV by means of a seeded quantum FEL driven by an electron beam at 125 MeV, current I=40 A, interacting with an infrared laser. We show that, in the case analyzed, the FEL Pierce parameter has a value two orders of magnitude less than what claimed in the paper in question, overturning the conclusions of the analysis.","authors_text":"Vittoria Petrillo","cross_cats":["quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2012-12-19T08:23:07Z","title":"Comment to the paper: 'Seeded quantum FEL at 478 keV' AIP Conf. Proc. 'Light at Extreme Intensities' 1462 173-176 (2012)'"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1212.4594","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":"sha256:6299e2aa755eaff6579e9541d485404677adaee89f16341b41ffa9923b44d3c4","target":"record","created_at":"2026-05-18T03:38:11Z","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":"9ca9d4c67b6cabadd3f9b9a6c1ae53c2f72e4d6cde7cc1134b6f5fff4dec3770","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2012-12-19T08:23:07Z","title_canon_sha256":"39672749f47b741412a6d6cecac50f41b00bc5c36b14f3bd79cbf310b0c35ba6"},"schema_version":"1.0","source":{"id":"1212.4594","kind":"arxiv","version":1}},"canonical_sha256":"253bc61ef1af6ed02480ff8734fa8116dc95b641b416167d11eb521107b87cc1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"253bc61ef1af6ed02480ff8734fa8116dc95b641b416167d11eb521107b87cc1","first_computed_at":"2026-05-18T03:38:11.903254Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:38:11.903254Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wbEmGhOEAMkHbiuCyh5B9OjN72if7Pqe68dKxS7AHKZ/Z9swZQ68Uapg3nY1fh8KtKY5NcqiV0okOCmY8pNiBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:38:11.903763Z","signed_message":"canonical_sha256_bytes"},"source_id":"1212.4594","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6299e2aa755eaff6579e9541d485404677adaee89f16341b41ffa9923b44d3c4","sha256:5c387ea341c7e73dde4e0c742b4224c09ce3827a50100bbd32fca0ee6e92bf10"],"state_sha256":"4d8cbe6af4aea658e99088aa9ba30c55f061655b88495ff0146c3de03012c26d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"d+GsSpy20NVXUCleb8cCDLcgvV1BYo7eaUaJc+n81l/PcwSsB24kAcyP+k09cFy2cfhjAHDFZpJo7RVb5yLSBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-01T03:38:05.486598Z","bundle_sha256":"d881cced876dacd8daee2c55462e76c083296f80db3be6ed90ba9e94bca9fe4b"}}