{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:XPQSBG6PPPIWVSKGM44VKATZKI","short_pith_number":"pith:XPQSBG6P","canonical_record":{"source":{"id":"1702.07729","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2017-02-24T19:02:12Z","cross_cats_sorted":[],"title_canon_sha256":"bb2b2f1e5d828b614e97d89e5fc6ca9318cce624d91d7f19c09bef67d2d3e7ba","abstract_canon_sha256":"472a8008494dd97559f9fc858f129a878af7a51c55fbdadb1af7a43bc6134afc"},"schema_version":"1.0"},"canonical_sha256":"bbe1209bcf7bd16ac946673955027952276817e22aeee12c0830d9ed35fc6b8e","source":{"kind":"arxiv","id":"1702.07729","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.07729","created_at":"2026-05-18T00:38:57Z"},{"alias_kind":"arxiv_version","alias_value":"1702.07729v1","created_at":"2026-05-18T00:38:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.07729","created_at":"2026-05-18T00:38:57Z"},{"alias_kind":"pith_short_12","alias_value":"XPQSBG6PPPIW","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_16","alias_value":"XPQSBG6PPPIWVSKG","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_8","alias_value":"XPQSBG6P","created_at":"2026-05-18T12:31:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:XPQSBG6PPPIWVSKGM44VKATZKI","target":"record","payload":{"canonical_record":{"source":{"id":"1702.07729","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2017-02-24T19:02:12Z","cross_cats_sorted":[],"title_canon_sha256":"bb2b2f1e5d828b614e97d89e5fc6ca9318cce624d91d7f19c09bef67d2d3e7ba","abstract_canon_sha256":"472a8008494dd97559f9fc858f129a878af7a51c55fbdadb1af7a43bc6134afc"},"schema_version":"1.0"},"canonical_sha256":"bbe1209bcf7bd16ac946673955027952276817e22aeee12c0830d9ed35fc6b8e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:38:57.318140Z","signature_b64":"bPPCvLqoV1hpvikz9kMbmFaBmIjORnQZglc/vy7OI9KLZ1RUEg64G3vfW2RSUNB6nWyWM4UwwZAnkMhFdghmDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bbe1209bcf7bd16ac946673955027952276817e22aeee12c0830d9ed35fc6b8e","last_reissued_at":"2026-05-18T00:38:57.317358Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:38:57.317358Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1702.07729","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":"2026-05-18T00:38:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+happtzcwgHx4sTjeA3X1DPLTkk/fNBaASW7rtXN/gmhYFxSQyIF4dGDO7m8ftbWR3BeuaJgjAYTYOrPSA/PCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T03:38:04.775550Z"},"content_sha256":"1969fcf60f1ee0cdc5c364ef4204ff6d82a7375a144d03a28302fce7450ea0b7","schema_version":"1.0","event_id":"sha256:1969fcf60f1ee0cdc5c364ef4204ff6d82a7375a144d03a28302fce7450ea0b7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:XPQSBG6PPPIWVSKGM44VKATZKI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Effects of alpha stopping power modelling on the ignition threshold in a directly-driven Inertial Confinement Fusion capsule","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"Benoit Canaud, Mauro Temporal, Rafael Ramis, Robert L. Singleton Jr, Withold Cayzac","submitted_at":"2017-02-24T19:02:12Z","abstract_excerpt":"The alpha-particle energy deposition mechanism modifies the ignition conditions of the thermonuclear Deuterium-Tritium fusion reactions, and constitutes a key issue in achieving high gain in Inertial Confinement Fusion implosions. One-dimensional hydrodynamic calculations have been performed with the code Multi-IFE [R. Ramis and J. Meyer-ter-Vehn, Comp. Phys. Comm. 203, 226 (2016)] to simulate the implosion of a capsule directly irradiated by a laser beam. The diffusion approximation for the alpha energy deposition has been used to optimize three laser profiles corresponding to different implo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.07729","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":"2026-05-18T00:38:57Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fRzP9Vki7kA/PuIZRRyOOfYt64FS0jrRy3Egg+yymY0vEz3V/dQfM/WX0rMfXWonDHlY7GRVDiim2WPigtRwDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T03:38:04.776230Z"},"content_sha256":"0c8614ebc1914ecc74fb579f39537dac79c4c6b47ec347e1e9cde0f40e50af76","schema_version":"1.0","event_id":"sha256:0c8614ebc1914ecc74fb579f39537dac79c4c6b47ec347e1e9cde0f40e50af76"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XPQSBG6PPPIWVSKGM44VKATZKI/bundle.json","state_url":"https://pith.science/pith/XPQSBG6PPPIWVSKGM44VKATZKI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XPQSBG6PPPIWVSKGM44VKATZKI/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":"2026-05-31T03:38:04Z","links":{"resolver":"https://pith.science/pith/XPQSBG6PPPIWVSKGM44VKATZKI","bundle":"https://pith.science/pith/XPQSBG6PPPIWVSKGM44VKATZKI/bundle.json","state":"https://pith.science/pith/XPQSBG6PPPIWVSKGM44VKATZKI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XPQSBG6PPPIWVSKGM44VKATZKI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:XPQSBG6PPPIWVSKGM44VKATZKI","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":"472a8008494dd97559f9fc858f129a878af7a51c55fbdadb1af7a43bc6134afc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2017-02-24T19:02:12Z","title_canon_sha256":"bb2b2f1e5d828b614e97d89e5fc6ca9318cce624d91d7f19c09bef67d2d3e7ba"},"schema_version":"1.0","source":{"id":"1702.07729","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.07729","created_at":"2026-05-18T00:38:57Z"},{"alias_kind":"arxiv_version","alias_value":"1702.07729v1","created_at":"2026-05-18T00:38:57Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.07729","created_at":"2026-05-18T00:38:57Z"},{"alias_kind":"pith_short_12","alias_value":"XPQSBG6PPPIW","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_16","alias_value":"XPQSBG6PPPIWVSKG","created_at":"2026-05-18T12:31:56Z"},{"alias_kind":"pith_short_8","alias_value":"XPQSBG6P","created_at":"2026-05-18T12:31:56Z"}],"graph_snapshots":[{"event_id":"sha256:0c8614ebc1914ecc74fb579f39537dac79c4c6b47ec347e1e9cde0f40e50af76","target":"graph","created_at":"2026-05-18T00:38:57Z","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":"The alpha-particle energy deposition mechanism modifies the ignition conditions of the thermonuclear Deuterium-Tritium fusion reactions, and constitutes a key issue in achieving high gain in Inertial Confinement Fusion implosions. One-dimensional hydrodynamic calculations have been performed with the code Multi-IFE [R. Ramis and J. Meyer-ter-Vehn, Comp. Phys. Comm. 203, 226 (2016)] to simulate the implosion of a capsule directly irradiated by a laser beam. The diffusion approximation for the alpha energy deposition has been used to optimize three laser profiles corresponding to different implo","authors_text":"Benoit Canaud, Mauro Temporal, Rafael Ramis, Robert L. Singleton Jr, Withold Cayzac","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2017-02-24T19:02:12Z","title":"Effects of alpha stopping power modelling on the ignition threshold in a directly-driven Inertial Confinement Fusion capsule"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.07729","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":"sha256:1969fcf60f1ee0cdc5c364ef4204ff6d82a7375a144d03a28302fce7450ea0b7","target":"record","created_at":"2026-05-18T00:38:57Z","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":"472a8008494dd97559f9fc858f129a878af7a51c55fbdadb1af7a43bc6134afc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2017-02-24T19:02:12Z","title_canon_sha256":"bb2b2f1e5d828b614e97d89e5fc6ca9318cce624d91d7f19c09bef67d2d3e7ba"},"schema_version":"1.0","source":{"id":"1702.07729","kind":"arxiv","version":1}},"canonical_sha256":"bbe1209bcf7bd16ac946673955027952276817e22aeee12c0830d9ed35fc6b8e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bbe1209bcf7bd16ac946673955027952276817e22aeee12c0830d9ed35fc6b8e","first_computed_at":"2026-05-18T00:38:57.317358Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:38:57.317358Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bPPCvLqoV1hpvikz9kMbmFaBmIjORnQZglc/vy7OI9KLZ1RUEg64G3vfW2RSUNB6nWyWM4UwwZAnkMhFdghmDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:38:57.318140Z","signed_message":"canonical_sha256_bytes"},"source_id":"1702.07729","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1969fcf60f1ee0cdc5c364ef4204ff6d82a7375a144d03a28302fce7450ea0b7","sha256:0c8614ebc1914ecc74fb579f39537dac79c4c6b47ec347e1e9cde0f40e50af76"],"state_sha256":"5305c16adc4bb80f817dd5a12696fb9868a5af544861932d22ebc966c7ab85bc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WwE8rV7dDZ8Hy+3WOQNHar7PnF8dLXBz/f91e+Tt4ojYAI/d4kC/LgzPMCrg2Qud+sgGtpWS5jZShNHR46+NDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T03:38:04.780275Z","bundle_sha256":"cf8cdae4318edef485e5ab287c5d04aab5c54ac91e13ae6432b2619786a1534a"}}