{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:I4GKGVGKLIY3OP27J3XIQG3UXM","short_pith_number":"pith:I4GKGVGK","canonical_record":{"source":{"id":"1601.06946","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-01-26T09:35:26Z","cross_cats_sorted":[],"title_canon_sha256":"1722e68087d9200032ee0f1a0da277f9aa113f4be4bdba0304991f4f6ca8fa7a","abstract_canon_sha256":"f80bcfd03b3f8b15437fdb171c91583644f263202b44d97776d1b4aff45d94c6"},"schema_version":"1.0"},"canonical_sha256":"470ca354ca5a31b73f5f4eee881b74bb27cfc66b97b5b506f27a90f6f469a34f","source":{"kind":"arxiv","id":"1601.06946","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1601.06946","created_at":"2026-05-18T01:21:59Z"},{"alias_kind":"arxiv_version","alias_value":"1601.06946v1","created_at":"2026-05-18T01:21:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1601.06946","created_at":"2026-05-18T01:21:59Z"},{"alias_kind":"pith_short_12","alias_value":"I4GKGVGKLIY3","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_16","alias_value":"I4GKGVGKLIY3OP27","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_8","alias_value":"I4GKGVGK","created_at":"2026-05-18T12:30:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:I4GKGVGKLIY3OP27J3XIQG3UXM","target":"record","payload":{"canonical_record":{"source":{"id":"1601.06946","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-01-26T09:35:26Z","cross_cats_sorted":[],"title_canon_sha256":"1722e68087d9200032ee0f1a0da277f9aa113f4be4bdba0304991f4f6ca8fa7a","abstract_canon_sha256":"f80bcfd03b3f8b15437fdb171c91583644f263202b44d97776d1b4aff45d94c6"},"schema_version":"1.0"},"canonical_sha256":"470ca354ca5a31b73f5f4eee881b74bb27cfc66b97b5b506f27a90f6f469a34f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:21:59.451877Z","signature_b64":"R5Zl5FPZhumGJfdlAy2Bb4b+PW0BlN7qV599planj6eTQPWX6WVNWYQFfbcxBs1XMhrrGEtmrmIffrVkXQikCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"470ca354ca5a31b73f5f4eee881b74bb27cfc66b97b5b506f27a90f6f469a34f","last_reissued_at":"2026-05-18T01:21:59.451269Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:21:59.451269Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1601.06946","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":"2026-05-18T01:21:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CWlgX572F53eX8WrV2tzjhO1xDsSP5QxPXKo4gfcq8MJzNzArlvy+XdGesXqk+OvCNSzoK4gPpV4HcTZe+P5CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T03:14:09.578260Z"},"content_sha256":"8ff4f17885ff3dea518ed787b19f2702c65a9a70e38b4e69a135ea93c5167abd","schema_version":"1.0","event_id":"sha256:8ff4f17885ff3dea518ed787b19f2702c65a9a70e38b4e69a135ea93c5167abd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:I4GKGVGKLIY3OP27J3XIQG3UXM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A compact tunable polarized X-ray source based on laser-plasma helical undulators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"Dino A. Jaroszynski, Jie Zhang, Ji Luo, Jorge Vieira, Luis O. Silva, Lu-Le Yu, Min Chen, Ming Zeng, Su-Ming Weng, Zheng-Ming Sheng","submitted_at":"2016-01-26T09:35:26Z","abstract_excerpt":"Laser wakefield accelerators have great potential as the basis for next generation compact radiation sources because their accelerating gradients are three orders of magnitude larger than traditional accelerators. However, X-ray radiation from such devices still lacks of tunability, especially the intensity and polarization distribution. Here we propose a tunable polarized radiation source from a helical plasma undulator based on plasma channel guided wakefield accelerator. When a laser pulse is initially incident with a skew angle relative to the channel axis, the laser and accelerated electr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1601.06946","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":"2026-05-18T01:21:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tH/V+hfg7x7YIH8fsgk03xF0qMtgPLIhOB0CS/a62h3aJBtvW5QK3SNQ2BkESzT5qjWpqbM4cktuPl/1SymPAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T03:14:09.578611Z"},"content_sha256":"b81ef3bbd188953eda243b438cc4f20807c472361c93b0acd0886b83722b9387","schema_version":"1.0","event_id":"sha256:b81ef3bbd188953eda243b438cc4f20807c472361c93b0acd0886b83722b9387"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/I4GKGVGKLIY3OP27J3XIQG3UXM/bundle.json","state_url":"https://pith.science/pith/I4GKGVGKLIY3OP27J3XIQG3UXM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/I4GKGVGKLIY3OP27J3XIQG3UXM/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":"2026-06-02T03:14:09Z","links":{"resolver":"https://pith.science/pith/I4GKGVGKLIY3OP27J3XIQG3UXM","bundle":"https://pith.science/pith/I4GKGVGKLIY3OP27J3XIQG3UXM/bundle.json","state":"https://pith.science/pith/I4GKGVGKLIY3OP27J3XIQG3UXM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/I4GKGVGKLIY3OP27J3XIQG3UXM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:I4GKGVGKLIY3OP27J3XIQG3UXM","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":"f80bcfd03b3f8b15437fdb171c91583644f263202b44d97776d1b4aff45d94c6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-01-26T09:35:26Z","title_canon_sha256":"1722e68087d9200032ee0f1a0da277f9aa113f4be4bdba0304991f4f6ca8fa7a"},"schema_version":"1.0","source":{"id":"1601.06946","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1601.06946","created_at":"2026-05-18T01:21:59Z"},{"alias_kind":"arxiv_version","alias_value":"1601.06946v1","created_at":"2026-05-18T01:21:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1601.06946","created_at":"2026-05-18T01:21:59Z"},{"alias_kind":"pith_short_12","alias_value":"I4GKGVGKLIY3","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_16","alias_value":"I4GKGVGKLIY3OP27","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_8","alias_value":"I4GKGVGK","created_at":"2026-05-18T12:30:22Z"}],"graph_snapshots":[{"event_id":"sha256:b81ef3bbd188953eda243b438cc4f20807c472361c93b0acd0886b83722b9387","target":"graph","created_at":"2026-05-18T01:21:59Z","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":"Laser wakefield accelerators have great potential as the basis for next generation compact radiation sources because their accelerating gradients are three orders of magnitude larger than traditional accelerators. However, X-ray radiation from such devices still lacks of tunability, especially the intensity and polarization distribution. Here we propose a tunable polarized radiation source from a helical plasma undulator based on plasma channel guided wakefield accelerator. When a laser pulse is initially incident with a skew angle relative to the channel axis, the laser and accelerated electr","authors_text":"Dino A. Jaroszynski, Jie Zhang, Ji Luo, Jorge Vieira, Luis O. Silva, Lu-Le Yu, Min Chen, Ming Zeng, Su-Ming Weng, Zheng-Ming Sheng","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-01-26T09:35:26Z","title":"A compact tunable polarized X-ray source based on laser-plasma helical undulators"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1601.06946","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":"sha256:8ff4f17885ff3dea518ed787b19f2702c65a9a70e38b4e69a135ea93c5167abd","target":"record","created_at":"2026-05-18T01:21:59Z","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":"f80bcfd03b3f8b15437fdb171c91583644f263202b44d97776d1b4aff45d94c6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-01-26T09:35:26Z","title_canon_sha256":"1722e68087d9200032ee0f1a0da277f9aa113f4be4bdba0304991f4f6ca8fa7a"},"schema_version":"1.0","source":{"id":"1601.06946","kind":"arxiv","version":1}},"canonical_sha256":"470ca354ca5a31b73f5f4eee881b74bb27cfc66b97b5b506f27a90f6f469a34f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"470ca354ca5a31b73f5f4eee881b74bb27cfc66b97b5b506f27a90f6f469a34f","first_computed_at":"2026-05-18T01:21:59.451269Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:21:59.451269Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"R5Zl5FPZhumGJfdlAy2Bb4b+PW0BlN7qV599planj6eTQPWX6WVNWYQFfbcxBs1XMhrrGEtmrmIffrVkXQikCw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:21:59.451877Z","signed_message":"canonical_sha256_bytes"},"source_id":"1601.06946","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8ff4f17885ff3dea518ed787b19f2702c65a9a70e38b4e69a135ea93c5167abd","sha256:b81ef3bbd188953eda243b438cc4f20807c472361c93b0acd0886b83722b9387"],"state_sha256":"9fcdfe2e7016ad99d85c72330006d39d4043219bf62c7679a174dbfce9c3b482"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uYHt3A3BHVIFAvnniWn2KhlJqgB//ObivEZi0OQu5PIH4ojXEq0TS0IJ7O0tOW/EE82BWQX1lOHM82TlcBSXDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T03:14:09.580488Z","bundle_sha256":"9595e552b6d0af516e45b3ab05ced1d71277504c97e271d88b91cea3378dc01f"}}