{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:N3EWVB6PM5AKVNGMEHE3FQMEER","short_pith_number":"pith:N3EWVB6P","canonical_record":{"source":{"id":"1112.5054","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2011-12-21T15:20:50Z","cross_cats_sorted":["physics.acc-ph"],"title_canon_sha256":"dbded0c152bb279a2c1399d30bcc25c0850a6bc60d7db60cf2529cd27f8570b5","abstract_canon_sha256":"3047997b528833f9fc60f287c1e008bea8dca3c4fdf6a1b906888e7249ad29be"},"schema_version":"1.0"},"canonical_sha256":"6ec96a87cf6740aab4cc21c9b2c184244c7fcbe3ce2b9067cf00415f027959f0","source":{"kind":"arxiv","id":"1112.5054","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1112.5054","created_at":"2026-05-18T04:05:56Z"},{"alias_kind":"arxiv_version","alias_value":"1112.5054v1","created_at":"2026-05-18T04:05:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1112.5054","created_at":"2026-05-18T04:05:56Z"},{"alias_kind":"pith_short_12","alias_value":"N3EWVB6PM5AK","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_16","alias_value":"N3EWVB6PM5AKVNGM","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_8","alias_value":"N3EWVB6P","created_at":"2026-05-18T12:26:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:N3EWVB6PM5AKVNGMEHE3FQMEER","target":"record","payload":{"canonical_record":{"source":{"id":"1112.5054","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2011-12-21T15:20:50Z","cross_cats_sorted":["physics.acc-ph"],"title_canon_sha256":"dbded0c152bb279a2c1399d30bcc25c0850a6bc60d7db60cf2529cd27f8570b5","abstract_canon_sha256":"3047997b528833f9fc60f287c1e008bea8dca3c4fdf6a1b906888e7249ad29be"},"schema_version":"1.0"},"canonical_sha256":"6ec96a87cf6740aab4cc21c9b2c184244c7fcbe3ce2b9067cf00415f027959f0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:05:56.353842Z","signature_b64":"ZRm3VtafeZhSpGCQYhFdmMD2zETAINZG91O6ZI6zTk20PmehbdG4WnW2hZYkgPSP+a0F+pD+v82MnU2YHbUgBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6ec96a87cf6740aab4cc21c9b2c184244c7fcbe3ce2b9067cf00415f027959f0","last_reissued_at":"2026-05-18T04:05:56.353101Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:05:56.353101Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1112.5054","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":"2026-05-18T04:05:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MxkfuoD0KOPD3/HJbQJOmJOk/fGeqdoh0utJSFuZUwrxNk2YMq4Xo2lQNdH0LAEVwXVH+k01oSnPlHK5VZWAAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T17:31:15.927164Z"},"content_sha256":"8abf2755d02f152048e6c8b2ece3c32714233f26d3d7489c8dce42dcbe243b78","schema_version":"1.0","event_id":"sha256:8abf2755d02f152048e6c8b2ece3c32714233f26d3d7489c8dce42dcbe243b78"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:N3EWVB6PM5AKVNGMEHE3FQMEER","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Laser Plasma Accelerators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.acc-ph"],"primary_cat":"physics.plasm-ph","authors_text":"V. Malka","submitted_at":"2011-12-21T15:20:50Z","abstract_excerpt":"Research activities on laser plasma accelerators are paved by many significant breakthroughs. This review article provides an opportunity to show the incredible evolution of this field of research which has, in record time, allowed physicists to produce high quality electron beams at the GeV level using compact laser systems. I will show the scientific path that led us to explore different injection schemes and to produce stable, high peak current and high quality electron beams with control of the charge, of the relative energy spread, and of the electron energy."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1112.5054","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":"2026-05-18T04:05:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YDoTVaynWnBYbKK4kGi3RHjo+3wkotFqMnDy4bYxHx6+qAZchY+RmK4YHpAKQm+iRT0vrxCTL/cBrj7R4dVdCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T17:31:15.927523Z"},"content_sha256":"a0ebdd8d329c67203978cf695cc4f356defc14e4e099071cb1d29de66c490a28","schema_version":"1.0","event_id":"sha256:a0ebdd8d329c67203978cf695cc4f356defc14e4e099071cb1d29de66c490a28"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/N3EWVB6PM5AKVNGMEHE3FQMEER/bundle.json","state_url":"https://pith.science/pith/N3EWVB6PM5AKVNGMEHE3FQMEER/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/N3EWVB6PM5AKVNGMEHE3FQMEER/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":"2026-06-01T17:31:15Z","links":{"resolver":"https://pith.science/pith/N3EWVB6PM5AKVNGMEHE3FQMEER","bundle":"https://pith.science/pith/N3EWVB6PM5AKVNGMEHE3FQMEER/bundle.json","state":"https://pith.science/pith/N3EWVB6PM5AKVNGMEHE3FQMEER/state.json","well_known_bundle":"https://pith.science/.well-known/pith/N3EWVB6PM5AKVNGMEHE3FQMEER/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:N3EWVB6PM5AKVNGMEHE3FQMEER","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":"3047997b528833f9fc60f287c1e008bea8dca3c4fdf6a1b906888e7249ad29be","cross_cats_sorted":["physics.acc-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2011-12-21T15:20:50Z","title_canon_sha256":"dbded0c152bb279a2c1399d30bcc25c0850a6bc60d7db60cf2529cd27f8570b5"},"schema_version":"1.0","source":{"id":"1112.5054","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1112.5054","created_at":"2026-05-18T04:05:56Z"},{"alias_kind":"arxiv_version","alias_value":"1112.5054v1","created_at":"2026-05-18T04:05:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1112.5054","created_at":"2026-05-18T04:05:56Z"},{"alias_kind":"pith_short_12","alias_value":"N3EWVB6PM5AK","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_16","alias_value":"N3EWVB6PM5AKVNGM","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_8","alias_value":"N3EWVB6P","created_at":"2026-05-18T12:26:37Z"}],"graph_snapshots":[{"event_id":"sha256:a0ebdd8d329c67203978cf695cc4f356defc14e4e099071cb1d29de66c490a28","target":"graph","created_at":"2026-05-18T04:05:56Z","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":"Research activities on laser plasma accelerators are paved by many significant breakthroughs. This review article provides an opportunity to show the incredible evolution of this field of research which has, in record time, allowed physicists to produce high quality electron beams at the GeV level using compact laser systems. I will show the scientific path that led us to explore different injection schemes and to produce stable, high peak current and high quality electron beams with control of the charge, of the relative energy spread, and of the electron energy.","authors_text":"V. Malka","cross_cats":["physics.acc-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2011-12-21T15:20:50Z","title":"Laser Plasma Accelerators"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1112.5054","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":"sha256:8abf2755d02f152048e6c8b2ece3c32714233f26d3d7489c8dce42dcbe243b78","target":"record","created_at":"2026-05-18T04:05:56Z","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":"3047997b528833f9fc60f287c1e008bea8dca3c4fdf6a1b906888e7249ad29be","cross_cats_sorted":["physics.acc-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2011-12-21T15:20:50Z","title_canon_sha256":"dbded0c152bb279a2c1399d30bcc25c0850a6bc60d7db60cf2529cd27f8570b5"},"schema_version":"1.0","source":{"id":"1112.5054","kind":"arxiv","version":1}},"canonical_sha256":"6ec96a87cf6740aab4cc21c9b2c184244c7fcbe3ce2b9067cf00415f027959f0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6ec96a87cf6740aab4cc21c9b2c184244c7fcbe3ce2b9067cf00415f027959f0","first_computed_at":"2026-05-18T04:05:56.353101Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:05:56.353101Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZRm3VtafeZhSpGCQYhFdmMD2zETAINZG91O6ZI6zTk20PmehbdG4WnW2hZYkgPSP+a0F+pD+v82MnU2YHbUgBA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:05:56.353842Z","signed_message":"canonical_sha256_bytes"},"source_id":"1112.5054","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8abf2755d02f152048e6c8b2ece3c32714233f26d3d7489c8dce42dcbe243b78","sha256:a0ebdd8d329c67203978cf695cc4f356defc14e4e099071cb1d29de66c490a28"],"state_sha256":"aa4f9810bbefd2044d32d338267654b8f9c048fe28d96866cd5cf16e9380d43a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uXuay3dNHnx/B/ukXWIU6vDrf7oMtcL23atME0Ex2BPStFcrh0rqhqphq3YqJQd0FrJOnIzpBROIM0Enm8aPCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T17:31:15.929550Z","bundle_sha256":"100d1f35fd0a56c99954bbc3f99e200d57f731fa32cc57c2002d2221c248b40d"}}