{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:2VRCGFSI5FSLVOP6FG2A6WJWAY","short_pith_number":"pith:2VRCGFSI","canonical_record":{"source":{"id":"1606.00386","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-06-01T18:25:49Z","cross_cats_sorted":[],"title_canon_sha256":"088bc733ac51f424265c5e29aed69d5b86b097f2dbe1c0b46fa7db9016b97fb0","abstract_canon_sha256":"12d39b5174a7845c4881055b71bba4f6f53d683d07c023f471db42f085a65135"},"schema_version":"1.0"},"canonical_sha256":"d562231648e964bab9fe29b40f5936061aeeadb54f4b925da70a5ec18e52e650","source":{"kind":"arxiv","id":"1606.00386","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.00386","created_at":"2026-05-18T00:44:47Z"},{"alias_kind":"arxiv_version","alias_value":"1606.00386v1","created_at":"2026-05-18T00:44:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.00386","created_at":"2026-05-18T00:44:47Z"},{"alias_kind":"pith_short_12","alias_value":"2VRCGFSI5FSL","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_16","alias_value":"2VRCGFSI5FSLVOP6","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_8","alias_value":"2VRCGFSI","created_at":"2026-05-18T12:29:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:2VRCGFSI5FSLVOP6FG2A6WJWAY","target":"record","payload":{"canonical_record":{"source":{"id":"1606.00386","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-06-01T18:25:49Z","cross_cats_sorted":[],"title_canon_sha256":"088bc733ac51f424265c5e29aed69d5b86b097f2dbe1c0b46fa7db9016b97fb0","abstract_canon_sha256":"12d39b5174a7845c4881055b71bba4f6f53d683d07c023f471db42f085a65135"},"schema_version":"1.0"},"canonical_sha256":"d562231648e964bab9fe29b40f5936061aeeadb54f4b925da70a5ec18e52e650","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:44:47.679533Z","signature_b64":"8L+AYF2D2jJQm/sZrD7LWIkU6ttA+7lUDwK4y8LacUwej2GsM+tFPB9mizZwtimD5vIMj597TRbkrLT4blQrCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d562231648e964bab9fe29b40f5936061aeeadb54f4b925da70a5ec18e52e650","last_reissued_at":"2026-05-18T00:44:47.678912Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:44:47.678912Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1606.00386","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":"2026-05-18T00:44:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XZPmq//UyRko+9VW2PmINy1Cc2sO6LbUeEZemr4FvjlH5ifQwC7F0NySpFu05vlCLhOczlbXP+GU9rBtTXLGAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-25T22:46:42.667679Z"},"content_sha256":"e18e4095c8e1f988764b244089a68e91127bc9a91b83e879ec6d2cf1891549e1","schema_version":"1.0","event_id":"sha256:e18e4095c8e1f988764b244089a68e91127bc9a91b83e879ec6d2cf1891549e1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:2VRCGFSI5FSLVOP6FG2A6WJWAY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Stimulated emission of fast Alfv\\'en waves within magnetically confined fusion plasmas","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"J W S Cook, R O Dendy, S C Chapman","submitted_at":"2016-06-01T18:25:49Z","abstract_excerpt":"A fast Alfv\\'en wave with finite amplitude is shown to grow by a stimulated emission process that we propose for exploitation in toroidal magnetically confined fusion plasmas. Stimulated emission occurs while the wave propagates inward through the outer mid-plane plasma, where a population inversion of the energy distribution of fusion-born ions is observed to arise naturally. Fully nonlinear first principles simulations, which self-consistently evolve particles and fields under the Maxwell-Lorentz system, demonstrate this novel \"alpha-particle channelling\" scenario for the first time."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.00386","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":"2026-05-18T00:44:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PoWg6XfYffThvnon0LcHpsFW/NaU0dCHMPsSECBAa6w61ptyc0okIDn1nx2+NuHBzbqxQaOlFXQRgadeN0RpDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-25T22:46:42.668021Z"},"content_sha256":"d1035f40b9608713f1b0a3303850ed503bca307f7278b61649275902d87382cf","schema_version":"1.0","event_id":"sha256:d1035f40b9608713f1b0a3303850ed503bca307f7278b61649275902d87382cf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2VRCGFSI5FSLVOP6FG2A6WJWAY/bundle.json","state_url":"https://pith.science/pith/2VRCGFSI5FSLVOP6FG2A6WJWAY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2VRCGFSI5FSLVOP6FG2A6WJWAY/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":"2026-06-25T22:46:42Z","links":{"resolver":"https://pith.science/pith/2VRCGFSI5FSLVOP6FG2A6WJWAY","bundle":"https://pith.science/pith/2VRCGFSI5FSLVOP6FG2A6WJWAY/bundle.json","state":"https://pith.science/pith/2VRCGFSI5FSLVOP6FG2A6WJWAY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2VRCGFSI5FSLVOP6FG2A6WJWAY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:2VRCGFSI5FSLVOP6FG2A6WJWAY","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":"12d39b5174a7845c4881055b71bba4f6f53d683d07c023f471db42f085a65135","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-06-01T18:25:49Z","title_canon_sha256":"088bc733ac51f424265c5e29aed69d5b86b097f2dbe1c0b46fa7db9016b97fb0"},"schema_version":"1.0","source":{"id":"1606.00386","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.00386","created_at":"2026-05-18T00:44:47Z"},{"alias_kind":"arxiv_version","alias_value":"1606.00386v1","created_at":"2026-05-18T00:44:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.00386","created_at":"2026-05-18T00:44:47Z"},{"alias_kind":"pith_short_12","alias_value":"2VRCGFSI5FSL","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_16","alias_value":"2VRCGFSI5FSLVOP6","created_at":"2026-05-18T12:29:55Z"},{"alias_kind":"pith_short_8","alias_value":"2VRCGFSI","created_at":"2026-05-18T12:29:55Z"}],"graph_snapshots":[{"event_id":"sha256:d1035f40b9608713f1b0a3303850ed503bca307f7278b61649275902d87382cf","target":"graph","created_at":"2026-05-18T00:44:47Z","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":"A fast Alfv\\'en wave with finite amplitude is shown to grow by a stimulated emission process that we propose for exploitation in toroidal magnetically confined fusion plasmas. Stimulated emission occurs while the wave propagates inward through the outer mid-plane plasma, where a population inversion of the energy distribution of fusion-born ions is observed to arise naturally. Fully nonlinear first principles simulations, which self-consistently evolve particles and fields under the Maxwell-Lorentz system, demonstrate this novel \"alpha-particle channelling\" scenario for the first time.","authors_text":"J W S Cook, R O Dendy, S C Chapman","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-06-01T18:25:49Z","title":"Stimulated emission of fast Alfv\\'en waves within magnetically confined fusion plasmas"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.00386","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:e18e4095c8e1f988764b244089a68e91127bc9a91b83e879ec6d2cf1891549e1","target":"record","created_at":"2026-05-18T00:44:47Z","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":"12d39b5174a7845c4881055b71bba4f6f53d683d07c023f471db42f085a65135","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-06-01T18:25:49Z","title_canon_sha256":"088bc733ac51f424265c5e29aed69d5b86b097f2dbe1c0b46fa7db9016b97fb0"},"schema_version":"1.0","source":{"id":"1606.00386","kind":"arxiv","version":1}},"canonical_sha256":"d562231648e964bab9fe29b40f5936061aeeadb54f4b925da70a5ec18e52e650","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d562231648e964bab9fe29b40f5936061aeeadb54f4b925da70a5ec18e52e650","first_computed_at":"2026-05-18T00:44:47.678912Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:44:47.678912Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8L+AYF2D2jJQm/sZrD7LWIkU6ttA+7lUDwK4y8LacUwej2GsM+tFPB9mizZwtimD5vIMj597TRbkrLT4blQrCA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:44:47.679533Z","signed_message":"canonical_sha256_bytes"},"source_id":"1606.00386","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e18e4095c8e1f988764b244089a68e91127bc9a91b83e879ec6d2cf1891549e1","sha256:d1035f40b9608713f1b0a3303850ed503bca307f7278b61649275902d87382cf"],"state_sha256":"34f8aa020b6fcf5b74ecffa4bc1b9330d445b92302798f6623950457def3cad7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ckPALWbF7I1tAWPdvhPjWgNkio/wgSlgfk8t83x/8lP8yd9INlosWliP+hyW+w5vVQYQo1WCjjzfFuoa5gX2AQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-25T22:46:42.670068Z","bundle_sha256":"f0b24947f7908b7a39cae7cf8a7e14fa99e354586f8a4ce3e4134781b3f81ef8"}}