{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:47HZMCQBNSJOLPS53KQI4CKJ6T","short_pith_number":"pith:47HZMCQB","canonical_record":{"source":{"id":"1612.07137","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-12-09T09:44:30Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"265362d168a842ef50ad791ce122843dab638834678e121bf677fa89e4000542","abstract_canon_sha256":"3b96a8c6a0153c34b6462d979b3594fb85853c7b85adb75a8828d523d8d64a23"},"schema_version":"1.0"},"canonical_sha256":"e7cf960a016c92e5be5ddaa08e0949f4f676f5a718314e090d028a6bdf844cee","source":{"kind":"arxiv","id":"1612.07137","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1612.07137","created_at":"2026-05-18T00:51:41Z"},{"alias_kind":"arxiv_version","alias_value":"1612.07137v1","created_at":"2026-05-18T00:51:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.07137","created_at":"2026-05-18T00:51:41Z"},{"alias_kind":"pith_short_12","alias_value":"47HZMCQBNSJO","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_16","alias_value":"47HZMCQBNSJOLPS5","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_8","alias_value":"47HZMCQB","created_at":"2026-05-18T12:29:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:47HZMCQBNSJOLPS53KQI4CKJ6T","target":"record","payload":{"canonical_record":{"source":{"id":"1612.07137","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-12-09T09:44:30Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"265362d168a842ef50ad791ce122843dab638834678e121bf677fa89e4000542","abstract_canon_sha256":"3b96a8c6a0153c34b6462d979b3594fb85853c7b85adb75a8828d523d8d64a23"},"schema_version":"1.0"},"canonical_sha256":"e7cf960a016c92e5be5ddaa08e0949f4f676f5a718314e090d028a6bdf844cee","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:51:41.335281Z","signature_b64":"fvoFob4E+/gBdGroyrEGYvuGbSvkJ9qrM0gFWtHMW9IeXgeimstmh6XHGIoOzf8H5T0DcaywB+XhziNsqHI5AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e7cf960a016c92e5be5ddaa08e0949f4f676f5a718314e090d028a6bdf844cee","last_reissued_at":"2026-05-18T00:51:41.334871Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:51:41.334871Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1612.07137","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":"2026-05-18T00:51:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"e4ucaiLxLPLdETL/exo0w8xI89xYDOvD+8h3R7Xc+MBuyQZkPG8hQ2SkZaGL4gcWPdLIoWwXqLuM7Eq9W+2EAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T15:06:31.345590Z"},"content_sha256":"a351c4212968cb0bae129b3e47455bb307520584d64b934de9282ff90123e150","schema_version":"1.0","event_id":"sha256:a351c4212968cb0bae129b3e47455bb307520584d64b934de9282ff90123e150"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:47HZMCQBNSJOLPS53KQI4CKJ6T","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Strong-Field Breit-Wheeler Pair Production in Two Consecutive Laser Pulses with Variable Time Delay","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"quant-ph","authors_text":"Carsten M\\\"uller, Martin J. A. Jansen","submitted_at":"2016-12-09T09:44:30Z","abstract_excerpt":"Photoproduction of electron-positron pairs by the strong-field Breit-Wheeler process in an intense laser field is studied. The laser field is assumed to consist of two consecutive short pulses, with a variable time delay in between. By numerical calculations within the framework of scalar quantum electrodynamics, we demonstrate that the time delay exerts a strong impact on the pair-creation probability. For the case when both pulses are identical, the effect is traced back to the relative quantum phase of the interfering S-matrix amplitudes and explained within a simplified analytical model. C"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.07137","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":"2026-05-18T00:51:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"My+yR6BgD4CHwVRzAdcDyUIc/vZycam8SWt/zx3smSX2ue5bnobteWXVWceCAnV4evzcFl/otC4ivO+kbPVuCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T15:06:31.346264Z"},"content_sha256":"0b3aa83249b92ee9998788d7598d5bcdacf823030272cd8a55cd49b4ff7773ea","schema_version":"1.0","event_id":"sha256:0b3aa83249b92ee9998788d7598d5bcdacf823030272cd8a55cd49b4ff7773ea"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/47HZMCQBNSJOLPS53KQI4CKJ6T/bundle.json","state_url":"https://pith.science/pith/47HZMCQBNSJOLPS53KQI4CKJ6T/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/47HZMCQBNSJOLPS53KQI4CKJ6T/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":"2026-06-05T15:06:31Z","links":{"resolver":"https://pith.science/pith/47HZMCQBNSJOLPS53KQI4CKJ6T","bundle":"https://pith.science/pith/47HZMCQBNSJOLPS53KQI4CKJ6T/bundle.json","state":"https://pith.science/pith/47HZMCQBNSJOLPS53KQI4CKJ6T/state.json","well_known_bundle":"https://pith.science/.well-known/pith/47HZMCQBNSJOLPS53KQI4CKJ6T/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:47HZMCQBNSJOLPS53KQI4CKJ6T","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":"3b96a8c6a0153c34b6462d979b3594fb85853c7b85adb75a8828d523d8d64a23","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-12-09T09:44:30Z","title_canon_sha256":"265362d168a842ef50ad791ce122843dab638834678e121bf677fa89e4000542"},"schema_version":"1.0","source":{"id":"1612.07137","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1612.07137","created_at":"2026-05-18T00:51:41Z"},{"alias_kind":"arxiv_version","alias_value":"1612.07137v1","created_at":"2026-05-18T00:51:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.07137","created_at":"2026-05-18T00:51:41Z"},{"alias_kind":"pith_short_12","alias_value":"47HZMCQBNSJO","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_16","alias_value":"47HZMCQBNSJOLPS5","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_8","alias_value":"47HZMCQB","created_at":"2026-05-18T12:29:58Z"}],"graph_snapshots":[{"event_id":"sha256:0b3aa83249b92ee9998788d7598d5bcdacf823030272cd8a55cd49b4ff7773ea","target":"graph","created_at":"2026-05-18T00:51:41Z","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":"Photoproduction of electron-positron pairs by the strong-field Breit-Wheeler process in an intense laser field is studied. The laser field is assumed to consist of two consecutive short pulses, with a variable time delay in between. By numerical calculations within the framework of scalar quantum electrodynamics, we demonstrate that the time delay exerts a strong impact on the pair-creation probability. For the case when both pulses are identical, the effect is traced back to the relative quantum phase of the interfering S-matrix amplitudes and explained within a simplified analytical model. C","authors_text":"Carsten M\\\"uller, Martin J. A. Jansen","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-12-09T09:44:30Z","title":"Strong-Field Breit-Wheeler Pair Production in Two Consecutive Laser Pulses with Variable Time Delay"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.07137","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:a351c4212968cb0bae129b3e47455bb307520584d64b934de9282ff90123e150","target":"record","created_at":"2026-05-18T00:51:41Z","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":"3b96a8c6a0153c34b6462d979b3594fb85853c7b85adb75a8828d523d8d64a23","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-12-09T09:44:30Z","title_canon_sha256":"265362d168a842ef50ad791ce122843dab638834678e121bf677fa89e4000542"},"schema_version":"1.0","source":{"id":"1612.07137","kind":"arxiv","version":1}},"canonical_sha256":"e7cf960a016c92e5be5ddaa08e0949f4f676f5a718314e090d028a6bdf844cee","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e7cf960a016c92e5be5ddaa08e0949f4f676f5a718314e090d028a6bdf844cee","first_computed_at":"2026-05-18T00:51:41.334871Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:51:41.334871Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fvoFob4E+/gBdGroyrEGYvuGbSvkJ9qrM0gFWtHMW9IeXgeimstmh6XHGIoOzf8H5T0DcaywB+XhziNsqHI5AQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:51:41.335281Z","signed_message":"canonical_sha256_bytes"},"source_id":"1612.07137","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a351c4212968cb0bae129b3e47455bb307520584d64b934de9282ff90123e150","sha256:0b3aa83249b92ee9998788d7598d5bcdacf823030272cd8a55cd49b4ff7773ea"],"state_sha256":"686b26079f7e07ec234f4c3c67b0317a54c7aa595fdb2795bf7520a26b914a44"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TJ5H/0KFv809pF+g9kViS/UyvJJM70fvUBN5UjCPn0rJJtnC3xh/JiWOz55y/jhQ04WXmOEozprmmsuk1j/kBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T15:06:31.348343Z","bundle_sha256":"49cf41f5b8bb9b1828ccca00e94a14b1dc8c4f30fc5898c90ea4137e8c57ec7a"}}