{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:KA4ULAMM2V5Y7RQXGAPW3FQL5Y","short_pith_number":"pith:KA4ULAMM","canonical_record":{"source":{"id":"1310.2406","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2013-10-09T09:22:19Z","cross_cats_sorted":[],"title_canon_sha256":"ff7125c5b1f34a39fac0a182dde89366f7fe4fa1b4e595715cf384394d54aacb","abstract_canon_sha256":"37163d11b595a56199d155a1d80520bddcc3d7a8d38c3abdca03faa0399e3f04"},"schema_version":"1.0"},"canonical_sha256":"503945818cd57b8fc617301f6d960bee3d7b477a271a38a61dffc7d26369830c","source":{"kind":"arxiv","id":"1310.2406","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.2406","created_at":"2026-05-18T01:47:07Z"},{"alias_kind":"arxiv_version","alias_value":"1310.2406v1","created_at":"2026-05-18T01:47:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.2406","created_at":"2026-05-18T01:47:07Z"},{"alias_kind":"pith_short_12","alias_value":"KA4ULAMM2V5Y","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_16","alias_value":"KA4ULAMM2V5Y7RQX","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_8","alias_value":"KA4ULAMM","created_at":"2026-05-18T12:27:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:KA4ULAMM2V5Y7RQXGAPW3FQL5Y","target":"record","payload":{"canonical_record":{"source":{"id":"1310.2406","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2013-10-09T09:22:19Z","cross_cats_sorted":[],"title_canon_sha256":"ff7125c5b1f34a39fac0a182dde89366f7fe4fa1b4e595715cf384394d54aacb","abstract_canon_sha256":"37163d11b595a56199d155a1d80520bddcc3d7a8d38c3abdca03faa0399e3f04"},"schema_version":"1.0"},"canonical_sha256":"503945818cd57b8fc617301f6d960bee3d7b477a271a38a61dffc7d26369830c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:47:07.633632Z","signature_b64":"31k3z9Nqbc7WRNenQumzxNUXo+KG8viqmz61Zzy4W+4gILa5wEKIiQVjaUJEg+U9G4LRoN19JZqIINOO7Q3hDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"503945818cd57b8fc617301f6d960bee3d7b477a271a38a61dffc7d26369830c","last_reissued_at":"2026-05-18T01:47:07.632981Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:47:07.632981Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1310.2406","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":"2026-05-18T01:47:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"w5ksfLVtdWf9HW6hQlGV40xQoYwAPR6hGR1ow4XzNnwTIeknvhU8/sPM2KPb1KsxrFvizpsnNWVjtnuMh2dqAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T11:50:53.132700Z"},"content_sha256":"921b94b4e69d0dc92e48b63f51c36fc9419383aa0b07602b954f1834327b9421","schema_version":"1.0","event_id":"sha256:921b94b4e69d0dc92e48b63f51c36fc9419383aa0b07602b954f1834327b9421"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:KA4ULAMM2V5Y7RQXGAPW3FQL5Y","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Improved Collective Thomson Scattering measurements of fast ions at ASDEX Upgrade","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"A. S. Jacobsen, D. Moseev, D. Wagner, F. Leipold, F. Meo, G. Tardini, J. Rasmussen, J. Stober, M. Salewski, M. Schubert, M. Stejner, P. K. Michelsen, S. B. Korsholm, S. K. Nielsen, the ASDEX Upgrade Team","submitted_at":"2013-10-09T09:22:19Z","abstract_excerpt":"Understanding the behaviour of the confined fast ions is important in both current and future fusion experiments. These ions play a key role in heating the plasma and will be crucial for achieving conditions for burning plasma in next-step fusion devices. Microwave-based Collective Thomson Scattering (CTS) is well suited for reactor conditions and offers such an opportunity by providing measurements of the confined fast-ion distribution function resolved in space, time and 1D velocity space. We currently operate a CTS system at ASDEX Upgrade using a gyrotron which generates probing radiation a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.2406","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":"2026-05-18T01:47:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9LY7jhLL2FDLp7NTlg3HmhkT4YKyVoU5ATreJ29ClJ7IHF6Mjy/CFXgEMdXyJU13AydnCpsqP3ernW4t2MWcBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T11:50:53.133056Z"},"content_sha256":"832fd52c2ecfc19e0b5802ad7c84b5147033dbfc12184b79b0d5a6d03fa9be95","schema_version":"1.0","event_id":"sha256:832fd52c2ecfc19e0b5802ad7c84b5147033dbfc12184b79b0d5a6d03fa9be95"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KA4ULAMM2V5Y7RQXGAPW3FQL5Y/bundle.json","state_url":"https://pith.science/pith/KA4ULAMM2V5Y7RQXGAPW3FQL5Y/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KA4ULAMM2V5Y7RQXGAPW3FQL5Y/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":"2026-05-28T11:50:53Z","links":{"resolver":"https://pith.science/pith/KA4ULAMM2V5Y7RQXGAPW3FQL5Y","bundle":"https://pith.science/pith/KA4ULAMM2V5Y7RQXGAPW3FQL5Y/bundle.json","state":"https://pith.science/pith/KA4ULAMM2V5Y7RQXGAPW3FQL5Y/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KA4ULAMM2V5Y7RQXGAPW3FQL5Y/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:KA4ULAMM2V5Y7RQXGAPW3FQL5Y","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":"37163d11b595a56199d155a1d80520bddcc3d7a8d38c3abdca03faa0399e3f04","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2013-10-09T09:22:19Z","title_canon_sha256":"ff7125c5b1f34a39fac0a182dde89366f7fe4fa1b4e595715cf384394d54aacb"},"schema_version":"1.0","source":{"id":"1310.2406","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1310.2406","created_at":"2026-05-18T01:47:07Z"},{"alias_kind":"arxiv_version","alias_value":"1310.2406v1","created_at":"2026-05-18T01:47:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1310.2406","created_at":"2026-05-18T01:47:07Z"},{"alias_kind":"pith_short_12","alias_value":"KA4ULAMM2V5Y","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_16","alias_value":"KA4ULAMM2V5Y7RQX","created_at":"2026-05-18T12:27:49Z"},{"alias_kind":"pith_short_8","alias_value":"KA4ULAMM","created_at":"2026-05-18T12:27:49Z"}],"graph_snapshots":[{"event_id":"sha256:832fd52c2ecfc19e0b5802ad7c84b5147033dbfc12184b79b0d5a6d03fa9be95","target":"graph","created_at":"2026-05-18T01:47:07Z","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":"Understanding the behaviour of the confined fast ions is important in both current and future fusion experiments. These ions play a key role in heating the plasma and will be crucial for achieving conditions for burning plasma in next-step fusion devices. Microwave-based Collective Thomson Scattering (CTS) is well suited for reactor conditions and offers such an opportunity by providing measurements of the confined fast-ion distribution function resolved in space, time and 1D velocity space. We currently operate a CTS system at ASDEX Upgrade using a gyrotron which generates probing radiation a","authors_text":"A. S. Jacobsen, D. Moseev, D. Wagner, F. Leipold, F. Meo, G. Tardini, J. Rasmussen, J. Stober, M. Salewski, M. Schubert, M. Stejner, P. K. Michelsen, S. B. Korsholm, S. K. Nielsen, the ASDEX Upgrade Team","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2013-10-09T09:22:19Z","title":"Improved Collective Thomson Scattering measurements of fast ions at ASDEX Upgrade"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1310.2406","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":"sha256:921b94b4e69d0dc92e48b63f51c36fc9419383aa0b07602b954f1834327b9421","target":"record","created_at":"2026-05-18T01:47:07Z","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":"37163d11b595a56199d155a1d80520bddcc3d7a8d38c3abdca03faa0399e3f04","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2013-10-09T09:22:19Z","title_canon_sha256":"ff7125c5b1f34a39fac0a182dde89366f7fe4fa1b4e595715cf384394d54aacb"},"schema_version":"1.0","source":{"id":"1310.2406","kind":"arxiv","version":1}},"canonical_sha256":"503945818cd57b8fc617301f6d960bee3d7b477a271a38a61dffc7d26369830c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"503945818cd57b8fc617301f6d960bee3d7b477a271a38a61dffc7d26369830c","first_computed_at":"2026-05-18T01:47:07.632981Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:47:07.632981Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"31k3z9Nqbc7WRNenQumzxNUXo+KG8viqmz61Zzy4W+4gILa5wEKIiQVjaUJEg+U9G4LRoN19JZqIINOO7Q3hDg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:47:07.633632Z","signed_message":"canonical_sha256_bytes"},"source_id":"1310.2406","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:921b94b4e69d0dc92e48b63f51c36fc9419383aa0b07602b954f1834327b9421","sha256:832fd52c2ecfc19e0b5802ad7c84b5147033dbfc12184b79b0d5a6d03fa9be95"],"state_sha256":"e61b064b7c352eeea928d6f0ff8c280662f9fc765ca2011799725001e41dc8cd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uklfeOqydE2/nZtAaTcvnIPGuVV7S8ByTxGn6zMZtoQd+/LuXJpz7XaQ4j4KZIw+M2XIErrD4cj6vUtcpM+gAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T11:50:53.135081Z","bundle_sha256":"3674849bc7c329edb65eb91260e61c45e0690eb133ed54ad464326bb953fd966"}}