{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:Y4VHP5QOTAZFRYRRKTNRSFBG5Q","short_pith_number":"pith:Y4VHP5QO","canonical_record":{"source":{"id":"2307.11598","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2023-07-21T14:09:04Z","cross_cats_sorted":["astro-ph.IM","hep-ex","physics.space-ph"],"title_canon_sha256":"b1cc7b83be478b6e2973a96bfed9805028b104d26db1311ad900e4af7d9d34f7","abstract_canon_sha256":"29a7d5f556271728d43ccfdc2912e8855950e81744e1177a920b3469ccffdc4e"},"schema_version":"1.0"},"canonical_sha256":"c72a77f60e983258e23154db191426ec1366bfcbcdd77623616fbed9f9208685","source":{"kind":"arxiv","id":"2307.11598","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2307.11598","created_at":"2026-07-05T06:47:55Z"},{"alias_kind":"arxiv_version","alias_value":"2307.11598v2","created_at":"2026-07-05T06:47:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2307.11598","created_at":"2026-07-05T06:47:55Z"},{"alias_kind":"pith_short_12","alias_value":"Y4VHP5QOTAZF","created_at":"2026-07-05T06:47:55Z"},{"alias_kind":"pith_short_16","alias_value":"Y4VHP5QOTAZFRYRR","created_at":"2026-07-05T06:47:55Z"},{"alias_kind":"pith_short_8","alias_value":"Y4VHP5QO","created_at":"2026-07-05T06:47:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:Y4VHP5QOTAZFRYRRKTNRSFBG5Q","target":"record","payload":{"canonical_record":{"source":{"id":"2307.11598","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2023-07-21T14:09:04Z","cross_cats_sorted":["astro-ph.IM","hep-ex","physics.space-ph"],"title_canon_sha256":"b1cc7b83be478b6e2973a96bfed9805028b104d26db1311ad900e4af7d9d34f7","abstract_canon_sha256":"29a7d5f556271728d43ccfdc2912e8855950e81744e1177a920b3469ccffdc4e"},"schema_version":"1.0"},"canonical_sha256":"c72a77f60e983258e23154db191426ec1366bfcbcdd77623616fbed9f9208685","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:47:55.519524Z","signature_b64":"s+p/QjC5RxJzGrIU4X9GZeoGQxdNqr3GbHvyxI+J0hePVdTbwuj4Nt1bdKdbTMK+4rcxPc1ApaXqz4LbUtgZBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c72a77f60e983258e23154db191426ec1366bfcbcdd77623616fbed9f9208685","last_reissued_at":"2026-07-05T06:47:55.519094Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:47:55.519094Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2307.11598","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T06:47:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1KlK4RtSiS1gRWmh3HiW7VTlwgBJCdNC5Nio516/xFHo7ac4rAiCzAhjh6bD3w792uG4xo2YqgDsiXRdARgcBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T10:10:54.989384Z"},"content_sha256":"ea1bd97719365a48e89409d0123600909d69b630a3a5cffdddf06d135b4f0aee","schema_version":"1.0","event_id":"sha256:ea1bd97719365a48e89409d0123600909d69b630a3a5cffdddf06d135b4f0aee"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:Y4VHP5QOTAZFRYRRKTNRSFBG5Q","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Particle monitoring capability of the Solar Orbiter Metis coronagraph through the increasing phase of solar cycle 25","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["astro-ph.IM","hep-ex","physics.space-ph"],"primary_cat":"astro-ph.SR","authors_text":"Aleksandr Burtovoi, Andrea Persici, Catia Grimani, Christina Plainaki, Clementina Sasso, Daniele Spadaro, Daniele Telloni, Ester Antonucci, Federica Frassati, Federico Landini, Federico Sabbatini, Giampiero Naletto, Giana Nicolini, Giovanna Jerse, Giuliana Russano, Luca Teriaca, Lucia Abbo, Marco Romoli, Marco Stangalini, Mattia Villani, Maurizio Pancrazzi, Mauro Messerotti, Michela Uslenghi, Michele Fabi, Paolo Chioetto, Roberto Susino, Samuel Gissot, Vania Da Deppo, Vincenzo Andretta","submitted_at":"2023-07-21T14:09:04Z","abstract_excerpt":"Context. Galactic cosmic rays (GCRs) and solar particles with energies greater than tens of MeV penetrate spacecraft and instruments hosted aboard space missions. The Solar Orbiter Metis coronagraph is aimed at observing the solar corona in both visible (VL) and ultraviolet (UV) light. Particle tracks are observed in the Metis images of the corona. An algorithm has been implemented in the Metis processing electronics to detect the VL image pixels crossed by cosmic rays. This algorithm was initially enabled for the VL instrument only, since the process of separating the particle tracks in the U"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2307.11598","kind":"arxiv","version":2},"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/2307.11598/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":"2026-07-05T06:47:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QQinzJ0qjAWZqzn9xuIXAHLsH0OcSr9GMSfuw6cMhzDmH/myZrMWpCWwgPYSGmR2sSS9IOiTvQb/krhZC31jBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-19T10:10:54.989779Z"},"content_sha256":"48eb8a60553a1cad46ee9dc3798034f47dbae612ffd3afb800c7128e1843ceb9","schema_version":"1.0","event_id":"sha256:48eb8a60553a1cad46ee9dc3798034f47dbae612ffd3afb800c7128e1843ceb9"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Y4VHP5QOTAZFRYRRKTNRSFBG5Q/bundle.json","state_url":"https://pith.science/pith/Y4VHP5QOTAZFRYRRKTNRSFBG5Q/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Y4VHP5QOTAZFRYRRKTNRSFBG5Q/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":"2026-08-19T10:10:54Z","links":{"resolver":"https://pith.science/pith/Y4VHP5QOTAZFRYRRKTNRSFBG5Q","bundle":"https://pith.science/pith/Y4VHP5QOTAZFRYRRKTNRSFBG5Q/bundle.json","state":"https://pith.science/pith/Y4VHP5QOTAZFRYRRKTNRSFBG5Q/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Y4VHP5QOTAZFRYRRKTNRSFBG5Q/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:Y4VHP5QOTAZFRYRRKTNRSFBG5Q","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":"29a7d5f556271728d43ccfdc2912e8855950e81744e1177a920b3469ccffdc4e","cross_cats_sorted":["astro-ph.IM","hep-ex","physics.space-ph"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2023-07-21T14:09:04Z","title_canon_sha256":"b1cc7b83be478b6e2973a96bfed9805028b104d26db1311ad900e4af7d9d34f7"},"schema_version":"1.0","source":{"id":"2307.11598","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2307.11598","created_at":"2026-07-05T06:47:55Z"},{"alias_kind":"arxiv_version","alias_value":"2307.11598v2","created_at":"2026-07-05T06:47:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2307.11598","created_at":"2026-07-05T06:47:55Z"},{"alias_kind":"pith_short_12","alias_value":"Y4VHP5QOTAZF","created_at":"2026-07-05T06:47:55Z"},{"alias_kind":"pith_short_16","alias_value":"Y4VHP5QOTAZFRYRR","created_at":"2026-07-05T06:47:55Z"},{"alias_kind":"pith_short_8","alias_value":"Y4VHP5QO","created_at":"2026-07-05T06:47:55Z"}],"graph_snapshots":[{"event_id":"sha256:48eb8a60553a1cad46ee9dc3798034f47dbae612ffd3afb800c7128e1843ceb9","target":"graph","created_at":"2026-07-05T06:47:55Z","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/2307.11598/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Context. Galactic cosmic rays (GCRs) and solar particles with energies greater than tens of MeV penetrate spacecraft and instruments hosted aboard space missions. The Solar Orbiter Metis coronagraph is aimed at observing the solar corona in both visible (VL) and ultraviolet (UV) light. Particle tracks are observed in the Metis images of the corona. An algorithm has been implemented in the Metis processing electronics to detect the VL image pixels crossed by cosmic rays. This algorithm was initially enabled for the VL instrument only, since the process of separating the particle tracks in the U","authors_text":"Aleksandr Burtovoi, Andrea Persici, Catia Grimani, Christina Plainaki, Clementina Sasso, Daniele Spadaro, Daniele Telloni, Ester Antonucci, Federica Frassati, Federico Landini, Federico Sabbatini, Giampiero Naletto, Giana Nicolini, Giovanna Jerse, Giuliana Russano, Luca Teriaca, Lucia Abbo, Marco Romoli, Marco Stangalini, Mattia Villani, Maurizio Pancrazzi, Mauro Messerotti, Michela Uslenghi, Michele Fabi, Paolo Chioetto, Roberto Susino, Samuel Gissot, Vania Da Deppo, Vincenzo Andretta","cross_cats":["astro-ph.IM","hep-ex","physics.space-ph"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2023-07-21T14:09:04Z","title":"Particle monitoring capability of the Solar Orbiter Metis coronagraph through the increasing phase of solar cycle 25"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2307.11598","kind":"arxiv","version":2},"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:ea1bd97719365a48e89409d0123600909d69b630a3a5cffdddf06d135b4f0aee","target":"record","created_at":"2026-07-05T06:47:55Z","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":"29a7d5f556271728d43ccfdc2912e8855950e81744e1177a920b3469ccffdc4e","cross_cats_sorted":["astro-ph.IM","hep-ex","physics.space-ph"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2023-07-21T14:09:04Z","title_canon_sha256":"b1cc7b83be478b6e2973a96bfed9805028b104d26db1311ad900e4af7d9d34f7"},"schema_version":"1.0","source":{"id":"2307.11598","kind":"arxiv","version":2}},"canonical_sha256":"c72a77f60e983258e23154db191426ec1366bfcbcdd77623616fbed9f9208685","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c72a77f60e983258e23154db191426ec1366bfcbcdd77623616fbed9f9208685","first_computed_at":"2026-07-05T06:47:55.519094Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:47:55.519094Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"s+p/QjC5RxJzGrIU4X9GZeoGQxdNqr3GbHvyxI+J0hePVdTbwuj4Nt1bdKdbTMK+4rcxPc1ApaXqz4LbUtgZBA==","signature_status":"signed_v1","signed_at":"2026-07-05T06:47:55.519524Z","signed_message":"canonical_sha256_bytes"},"source_id":"2307.11598","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ea1bd97719365a48e89409d0123600909d69b630a3a5cffdddf06d135b4f0aee","sha256:48eb8a60553a1cad46ee9dc3798034f47dbae612ffd3afb800c7128e1843ceb9"],"state_sha256":"416145886883544d2f7d9a5d96b2f9dcf4cc7d409257de5ff91b7ff580da3476"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2NDxgjzd7lyIPkg65viCuV0bKJXSjABEYAMY5QIc+TQjB3sqfo+przvXgkr03B9hrl+3a9gaxNOkWy4mjgksDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-19T10:10:54.992113Z","bundle_sha256":"73df51aa3ab1791ddf8be4eedb76c123f97aef20e9dec9a3549523f103293d36"}}