{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:SW63JBPDBAXKKDCXBLDVBJXNX2","short_pith_number":"pith:SW63JBPD","canonical_record":{"source":{"id":"1602.03015","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-02-09T15:03:04Z","cross_cats_sorted":[],"title_canon_sha256":"06318a2a1db4c614ed55e032d6551d67ff107e56043de73854fb629d439c921e","abstract_canon_sha256":"c87d4417dc0142bffa1aef80a4f59cb1744794c9028adbd0748a804f55d465f8"},"schema_version":"1.0"},"canonical_sha256":"95bdb485e3082ea50c570ac750a6edbe876825d1308892628425ad2a2b6509aa","source":{"kind":"arxiv","id":"1602.03015","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1602.03015","created_at":"2026-05-18T00:57:04Z"},{"alias_kind":"arxiv_version","alias_value":"1602.03015v1","created_at":"2026-05-18T00:57:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1602.03015","created_at":"2026-05-18T00:57:04Z"},{"alias_kind":"pith_short_12","alias_value":"SW63JBPDBAXK","created_at":"2026-05-18T12:30:44Z"},{"alias_kind":"pith_short_16","alias_value":"SW63JBPDBAXKKDCX","created_at":"2026-05-18T12:30:44Z"},{"alias_kind":"pith_short_8","alias_value":"SW63JBPD","created_at":"2026-05-18T12:30:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:SW63JBPDBAXKKDCXBLDVBJXNX2","target":"record","payload":{"canonical_record":{"source":{"id":"1602.03015","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-02-09T15:03:04Z","cross_cats_sorted":[],"title_canon_sha256":"06318a2a1db4c614ed55e032d6551d67ff107e56043de73854fb629d439c921e","abstract_canon_sha256":"c87d4417dc0142bffa1aef80a4f59cb1744794c9028adbd0748a804f55d465f8"},"schema_version":"1.0"},"canonical_sha256":"95bdb485e3082ea50c570ac750a6edbe876825d1308892628425ad2a2b6509aa","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:57:04.745688Z","signature_b64":"Wl/Q45XlYb8ZCWv7HHEiHskXobv7rxkjLuf5iY2PkRreCj5aVFBbnk+qOz/caMPMadfRtJ+CR37FKgAMBnRGBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"95bdb485e3082ea50c570ac750a6edbe876825d1308892628425ad2a2b6509aa","last_reissued_at":"2026-05-18T00:57:04.745183Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:57:04.745183Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1602.03015","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":"2026-05-18T00:57:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iwAbOOWnVBM5jlTrLq+RLsJ9GAfFldn6/aIbFuP+51O1KhesBnjKb6djX+UH8I6aVCBp7c3KXwWx5fKL/48PAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T05:05:18.588304Z"},"content_sha256":"f74e53cdf413cf1eb2144ccdaea3583cf4de55c601b0853a082da09e874a3685","schema_version":"1.0","event_id":"sha256:f74e53cdf413cf1eb2144ccdaea3583cf4de55c601b0853a082da09e874a3685"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:SW63JBPDBAXKKDCXBLDVBJXNX2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Scrape-off layer ion temperature measurements at the divertor target during type III and type I ELMs in MAST measured by RFEA","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"A. J. Thornton, A. Kirk, G. Fishpool, J. R.Harrison (the MAST Team), N. R. Walkden, S. Elmore, S. Y. Allan","submitted_at":"2016-02-09T15:03:04Z","abstract_excerpt":"In future nuclear fusion reactors high heat load events, such as edge-localised modes (ELMs), can potentially damage divertor materials and release impurities into the main plasma, limiting plasma performance. The most difficult to handle are type I ELMs since they carry the largest fraction of energy from the plasma and therefore deposit the largest heat flux at the target and on first wall materials. Knowing the temperature of the ions released from ELM events is important since it determines the potential sputtering they would cause from plasma facing materials. To make measurements of Ti b"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1602.03015","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":"2026-05-18T00:57:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TYa89M3sFK+jZt96777HLut28gjhHC187T57cPvoR1OSXwZrf5/MZ8X2dCdgh5yHUF52+ONxin3ZM6gFU5EuBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T05:05:18.588690Z"},"content_sha256":"2b3287ba581ecf438d8f8329d4e0d6b3526a36bb52991276198fa5daa0e13263","schema_version":"1.0","event_id":"sha256:2b3287ba581ecf438d8f8329d4e0d6b3526a36bb52991276198fa5daa0e13263"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SW63JBPDBAXKKDCXBLDVBJXNX2/bundle.json","state_url":"https://pith.science/pith/SW63JBPDBAXKKDCXBLDVBJXNX2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SW63JBPDBAXKKDCXBLDVBJXNX2/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":"2026-06-02T05:05:18Z","links":{"resolver":"https://pith.science/pith/SW63JBPDBAXKKDCXBLDVBJXNX2","bundle":"https://pith.science/pith/SW63JBPDBAXKKDCXBLDVBJXNX2/bundle.json","state":"https://pith.science/pith/SW63JBPDBAXKKDCXBLDVBJXNX2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SW63JBPDBAXKKDCXBLDVBJXNX2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:SW63JBPDBAXKKDCXBLDVBJXNX2","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":"c87d4417dc0142bffa1aef80a4f59cb1744794c9028adbd0748a804f55d465f8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-02-09T15:03:04Z","title_canon_sha256":"06318a2a1db4c614ed55e032d6551d67ff107e56043de73854fb629d439c921e"},"schema_version":"1.0","source":{"id":"1602.03015","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1602.03015","created_at":"2026-05-18T00:57:04Z"},{"alias_kind":"arxiv_version","alias_value":"1602.03015v1","created_at":"2026-05-18T00:57:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1602.03015","created_at":"2026-05-18T00:57:04Z"},{"alias_kind":"pith_short_12","alias_value":"SW63JBPDBAXK","created_at":"2026-05-18T12:30:44Z"},{"alias_kind":"pith_short_16","alias_value":"SW63JBPDBAXKKDCX","created_at":"2026-05-18T12:30:44Z"},{"alias_kind":"pith_short_8","alias_value":"SW63JBPD","created_at":"2026-05-18T12:30:44Z"}],"graph_snapshots":[{"event_id":"sha256:2b3287ba581ecf438d8f8329d4e0d6b3526a36bb52991276198fa5daa0e13263","target":"graph","created_at":"2026-05-18T00:57:04Z","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":"In future nuclear fusion reactors high heat load events, such as edge-localised modes (ELMs), can potentially damage divertor materials and release impurities into the main plasma, limiting plasma performance. The most difficult to handle are type I ELMs since they carry the largest fraction of energy from the plasma and therefore deposit the largest heat flux at the target and on first wall materials. Knowing the temperature of the ions released from ELM events is important since it determines the potential sputtering they would cause from plasma facing materials. To make measurements of Ti b","authors_text":"A. J. Thornton, A. Kirk, G. Fishpool, J. R.Harrison (the MAST Team), N. R. Walkden, S. Elmore, S. Y. Allan","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-02-09T15:03:04Z","title":"Scrape-off layer ion temperature measurements at the divertor target during type III and type I ELMs in MAST measured by RFEA"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1602.03015","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:f74e53cdf413cf1eb2144ccdaea3583cf4de55c601b0853a082da09e874a3685","target":"record","created_at":"2026-05-18T00:57:04Z","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":"c87d4417dc0142bffa1aef80a4f59cb1744794c9028adbd0748a804f55d465f8","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-02-09T15:03:04Z","title_canon_sha256":"06318a2a1db4c614ed55e032d6551d67ff107e56043de73854fb629d439c921e"},"schema_version":"1.0","source":{"id":"1602.03015","kind":"arxiv","version":1}},"canonical_sha256":"95bdb485e3082ea50c570ac750a6edbe876825d1308892628425ad2a2b6509aa","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"95bdb485e3082ea50c570ac750a6edbe876825d1308892628425ad2a2b6509aa","first_computed_at":"2026-05-18T00:57:04.745183Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:57:04.745183Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Wl/Q45XlYb8ZCWv7HHEiHskXobv7rxkjLuf5iY2PkRreCj5aVFBbnk+qOz/caMPMadfRtJ+CR37FKgAMBnRGBA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:57:04.745688Z","signed_message":"canonical_sha256_bytes"},"source_id":"1602.03015","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f74e53cdf413cf1eb2144ccdaea3583cf4de55c601b0853a082da09e874a3685","sha256:2b3287ba581ecf438d8f8329d4e0d6b3526a36bb52991276198fa5daa0e13263"],"state_sha256":"141b1b297beb46e347a0ef3fbd58d79e3c6d7d1ecf43d6ecd323ed119217eaf1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"03WGLWQNWPH71iR162EGKf1f8BdAOX364JsBHySPKGKRV2Y1/gwYp/Ew+VlsHVY7SsCjUp8sZIW8DnPUgn3JAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T05:05:18.590665Z","bundle_sha256":"ab0bad746a29c576feacb23732e14b696cd13998f294ba8c7b031a27782530c7"}}