{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2004:MMUWMURV7AFXYT3J2PJND6LVF7","short_pith_number":"pith:MMUWMURV","canonical_record":{"source":{"id":"physics/0410229","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"physics.plasm-ph","submitted_at":"2004-10-23T07:31:36Z","cross_cats_sorted":[],"title_canon_sha256":"1df64a5696f7d684910e20c4462a73ca6f3d90ffd243caa4bdb20d60e57b34d5","abstract_canon_sha256":"ac8bbb979eb1191644d76d587d76b0fac4fc38b07289eabbd80266572db18c2c"},"schema_version":"1.0"},"canonical_sha256":"6329665235f80b7c4f69d3d2d1f9752fce4e9116afba00fefc5572d2286d0f9c","source":{"kind":"arxiv","id":"physics/0410229","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"physics/0410229","created_at":"2026-07-04T14:44:28Z"},{"alias_kind":"arxiv_version","alias_value":"physics/0410229v1","created_at":"2026-07-04T14:44:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.physics/0410229","created_at":"2026-07-04T14:44:28Z"},{"alias_kind":"pith_short_12","alias_value":"MMUWMURV7AFX","created_at":"2026-07-04T14:44:28Z"},{"alias_kind":"pith_short_16","alias_value":"MMUWMURV7AFXYT3J","created_at":"2026-07-04T14:44:28Z"},{"alias_kind":"pith_short_8","alias_value":"MMUWMURV","created_at":"2026-07-04T14:44:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2004:MMUWMURV7AFXYT3J2PJND6LVF7","target":"record","payload":{"canonical_record":{"source":{"id":"physics/0410229","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"physics.plasm-ph","submitted_at":"2004-10-23T07:31:36Z","cross_cats_sorted":[],"title_canon_sha256":"1df64a5696f7d684910e20c4462a73ca6f3d90ffd243caa4bdb20d60e57b34d5","abstract_canon_sha256":"ac8bbb979eb1191644d76d587d76b0fac4fc38b07289eabbd80266572db18c2c"},"schema_version":"1.0"},"canonical_sha256":"6329665235f80b7c4f69d3d2d1f9752fce4e9116afba00fefc5572d2286d0f9c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T14:44:28.168937Z","signature_b64":"Iq85pR504Y62AtKYMQ0DcZt+QDLuTzUefLO/jgoujHgzh5QQypRQUHjunwxhAOdojuoLNSiTarHu2qTXulg7DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6329665235f80b7c4f69d3d2d1f9752fce4e9116afba00fefc5572d2286d0f9c","last_reissued_at":"2026-07-04T14:44:28.168349Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T14:44:28.168349Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"physics/0410229","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":"2026-07-04T14:44:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"koBqtsft9OSLH6kU0hTn1nGkO4ogUkZtHtfLtc68HZetP4hXtBuQu/5BcZQr0LHNpo3T40OmkAQFbqlrj8kYAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T10:20:53.220786Z"},"content_sha256":"1ca4a0856edc38275d347659d8ef68c31ad4632bb43c992ac74b0c19504f7d6f","schema_version":"1.0","event_id":"sha256:1ca4a0856edc38275d347659d8ef68c31ad4632bb43c992ac74b0c19504f7d6f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2004:MMUWMURV7AFXYT3J2PJND6LVF7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Ion acceleration during internal magnetic reconnection events in TST-2","license":"","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"A. Ejiri, A. Higashijima, A. Iyomasa, H. Idei, Hiroyuki Hoshika, H. Kasahara, H. Nakashima, H. Zushi, K. Hanada, K. Nakamura, K. Sasaki, K. Sato, M. Aramasu, M. Hasegawa, M. Sakamoto, S. Kawasaki, S. Ohara, S. Shiraiwa, T. Yamada, Y. Kamada, Y. Takagi, Y. Takase","submitted_at":"2004-10-23T07:31:36Z","abstract_excerpt":"Characteristics of ion acceleration in the internal magnetic reconnection events (IRE) have been studied by means of a neutral particle energy analyzer (NPA) in Tokyo Spherical Tokamak (TST-2). The major and minor radii are 0.38 m and 0.25m, respectively. The magnetic field strength is 0.3T and the maximum plasma current is up to 140 kA. The electron and ion temperatures are 0.4-0.5 keV and 0.1 keV, respectively and the electron density is ~1x1019 m-3. The NPA can be scanned toroidally from q = 74° (cw) to q = 114° (ccw), where q = 90° corresponds to the perpendicular sightline. Th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"physics/0410229","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/physics/0410229/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-04T14:44:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"A/uy7FEtnSsQBmik1QWJ5xSjmSkBlqroDWSzVsYjWScdZIUg88+OGlnKUUsNC79hOUv6igElEeXs3ArdUmq/Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-11T10:20:53.221839Z"},"content_sha256":"bc59bd7e60219e2583fb5e532f8bc0e20c56c91b49f03d73f4afa3712355cfe6","schema_version":"1.0","event_id":"sha256:bc59bd7e60219e2583fb5e532f8bc0e20c56c91b49f03d73f4afa3712355cfe6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MMUWMURV7AFXYT3J2PJND6LVF7/bundle.json","state_url":"https://pith.science/pith/MMUWMURV7AFXYT3J2PJND6LVF7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MMUWMURV7AFXYT3J2PJND6LVF7/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":"2026-08-11T10:20:53Z","links":{"resolver":"https://pith.science/pith/MMUWMURV7AFXYT3J2PJND6LVF7","bundle":"https://pith.science/pith/MMUWMURV7AFXYT3J2PJND6LVF7/bundle.json","state":"https://pith.science/pith/MMUWMURV7AFXYT3J2PJND6LVF7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MMUWMURV7AFXYT3J2PJND6LVF7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2004:MMUWMURV7AFXYT3J2PJND6LVF7","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":"ac8bbb979eb1191644d76d587d76b0fac4fc38b07289eabbd80266572db18c2c","cross_cats_sorted":[],"license":"","primary_cat":"physics.plasm-ph","submitted_at":"2004-10-23T07:31:36Z","title_canon_sha256":"1df64a5696f7d684910e20c4462a73ca6f3d90ffd243caa4bdb20d60e57b34d5"},"schema_version":"1.0","source":{"id":"physics/0410229","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"physics/0410229","created_at":"2026-07-04T14:44:28Z"},{"alias_kind":"arxiv_version","alias_value":"physics/0410229v1","created_at":"2026-07-04T14:44:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.physics/0410229","created_at":"2026-07-04T14:44:28Z"},{"alias_kind":"pith_short_12","alias_value":"MMUWMURV7AFX","created_at":"2026-07-04T14:44:28Z"},{"alias_kind":"pith_short_16","alias_value":"MMUWMURV7AFXYT3J","created_at":"2026-07-04T14:44:28Z"},{"alias_kind":"pith_short_8","alias_value":"MMUWMURV","created_at":"2026-07-04T14:44:28Z"}],"graph_snapshots":[{"event_id":"sha256:bc59bd7e60219e2583fb5e532f8bc0e20c56c91b49f03d73f4afa3712355cfe6","target":"graph","created_at":"2026-07-04T14:44:28Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/physics/0410229/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Characteristics of ion acceleration in the internal magnetic reconnection events (IRE) have been studied by means of a neutral particle energy analyzer (NPA) in Tokyo Spherical Tokamak (TST-2). The major and minor radii are 0.38 m and 0.25m, respectively. The magnetic field strength is 0.3T and the maximum plasma current is up to 140 kA. The electron and ion temperatures are 0.4-0.5 keV and 0.1 keV, respectively and the electron density is ~1x1019 m-3. The NPA can be scanned toroidally from q = 74° (cw) to q = 114° (ccw), where q = 90° corresponds to the perpendicular sightline. Th","authors_text":"A. Ejiri, A. Higashijima, A. Iyomasa, H. Idei, Hiroyuki Hoshika, H. Kasahara, H. Nakashima, H. Zushi, K. Hanada, K. Nakamura, K. Sasaki, K. Sato, M. Aramasu, M. Hasegawa, M. Sakamoto, S. Kawasaki, S. Ohara, S. Shiraiwa, T. Yamada, Y. Kamada, Y. Takagi, Y. Takase","cross_cats":[],"headline":"","license":"","primary_cat":"physics.plasm-ph","submitted_at":"2004-10-23T07:31:36Z","title":"Ion acceleration during internal magnetic reconnection events in TST-2"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"physics/0410229","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":"sha256:1ca4a0856edc38275d347659d8ef68c31ad4632bb43c992ac74b0c19504f7d6f","target":"record","created_at":"2026-07-04T14:44:28Z","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":"ac8bbb979eb1191644d76d587d76b0fac4fc38b07289eabbd80266572db18c2c","cross_cats_sorted":[],"license":"","primary_cat":"physics.plasm-ph","submitted_at":"2004-10-23T07:31:36Z","title_canon_sha256":"1df64a5696f7d684910e20c4462a73ca6f3d90ffd243caa4bdb20d60e57b34d5"},"schema_version":"1.0","source":{"id":"physics/0410229","kind":"arxiv","version":1}},"canonical_sha256":"6329665235f80b7c4f69d3d2d1f9752fce4e9116afba00fefc5572d2286d0f9c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6329665235f80b7c4f69d3d2d1f9752fce4e9116afba00fefc5572d2286d0f9c","first_computed_at":"2026-07-04T14:44:28.168349Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T14:44:28.168349Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Iq85pR504Y62AtKYMQ0DcZt+QDLuTzUefLO/jgoujHgzh5QQypRQUHjunwxhAOdojuoLNSiTarHu2qTXulg7DQ==","signature_status":"signed_v1","signed_at":"2026-07-04T14:44:28.168937Z","signed_message":"canonical_sha256_bytes"},"source_id":"physics/0410229","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1ca4a0856edc38275d347659d8ef68c31ad4632bb43c992ac74b0c19504f7d6f","sha256:bc59bd7e60219e2583fb5e532f8bc0e20c56c91b49f03d73f4afa3712355cfe6"],"state_sha256":"14c0062af167d3dea5564f6ca8eb794c7522aad8a90e11dca41b92b7ba17290c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IpU8Rk9w1Yj5E4Jjjy9HC78z4XsLs8BBKQv5NQNI9XZbJZigHvLOoV2ImJCigJqcCm1fU5rKwkiOfJqKfZyXDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-11T10:20:53.226579Z","bundle_sha256":"edef21034ba326fb5664de1589c591e048e27e448283da7b1ca6f3c30a6f55c0"}}