{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:YK4OQPF6WG7SDA7HHVUXWUTSA3","short_pith_number":"pith:YK4OQPF6","canonical_record":{"source":{"id":"2301.01560","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2023-01-04T12:02:03Z","cross_cats_sorted":["astro-ph.IM"],"title_canon_sha256":"cc37f8996e3e2ae9df83e0c83c87a92ed04c064b198dc754aefdb12c91396d94","abstract_canon_sha256":"edc6199e89f7edd5ec2a7312400491e234b200d1cd5385037ed44a694e057300"},"schema_version":"1.0"},"canonical_sha256":"c2b8e83cbeb1bf2183e73d697b527206dd36b49ca064ce4a58729cd6e0970435","source":{"kind":"arxiv","id":"2301.01560","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2301.01560","created_at":"2026-07-05T05:48:46Z"},{"alias_kind":"arxiv_version","alias_value":"2301.01560v1","created_at":"2026-07-05T05:48:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2301.01560","created_at":"2026-07-05T05:48:46Z"},{"alias_kind":"pith_short_12","alias_value":"YK4OQPF6WG7S","created_at":"2026-07-05T05:48:46Z"},{"alias_kind":"pith_short_16","alias_value":"YK4OQPF6WG7SDA7H","created_at":"2026-07-05T05:48:46Z"},{"alias_kind":"pith_short_8","alias_value":"YK4OQPF6","created_at":"2026-07-05T05:48:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:YK4OQPF6WG7SDA7HHVUXWUTSA3","target":"record","payload":{"canonical_record":{"source":{"id":"2301.01560","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2023-01-04T12:02:03Z","cross_cats_sorted":["astro-ph.IM"],"title_canon_sha256":"cc37f8996e3e2ae9df83e0c83c87a92ed04c064b198dc754aefdb12c91396d94","abstract_canon_sha256":"edc6199e89f7edd5ec2a7312400491e234b200d1cd5385037ed44a694e057300"},"schema_version":"1.0"},"canonical_sha256":"c2b8e83cbeb1bf2183e73d697b527206dd36b49ca064ce4a58729cd6e0970435","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:48:46.914835Z","signature_b64":"uUxr4T98A9SaVdUNSt9lZNj7gvb7+O90w+mmkQibx2h9xK5Ke8hlljFXimuYuKtwt9e5PrW+PBn8BUa9VCnOCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c2b8e83cbeb1bf2183e73d697b527206dd36b49ca064ce4a58729cd6e0970435","last_reissued_at":"2026-07-05T05:48:46.914279Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:48:46.914279Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2301.01560","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":"2026-07-05T05:48:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5KvjPown6JQUvSR+cNNO6qJAQajHhYJ2iNr2FgI4sR8Cww4HmAAH9VEefoafXK3cMktXVcMGXLFqE85A0/CLBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T22:03:37.508235Z"},"content_sha256":"dcf676cdd7a360aa2ba63e63c1b75b719d5bfd28b74591bef27de0622f438d6c","schema_version":"1.0","event_id":"sha256:dcf676cdd7a360aa2ba63e63c1b75b719d5bfd28b74591bef27de0622f438d6c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:YK4OQPF6WG7SDA7HHVUXWUTSA3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Identifying preflare spectral features using explainable artificial intelligence","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.IM"],"primary_cat":"astro-ph.SR","authors_text":"Brandon Panos, Jonas Zbinden, Lucia Kleint","submitted_at":"2023-01-04T12:02:03Z","abstract_excerpt":"The prediction of solar flares is of practical and scientific interest; however, many machine learning methods used for this prediction task do not provide the physical explanations behind a model's performance. We made use of two recently developed explainable artificial intelligence techniques called gradient-weighted class activation mapping (Grad-CAM) and expected gradients (EG) to reveal the decision-making process behind a high-performance neural network that has been trained to distinguish between MgII spectra derived from flaring and nonflaring active regions, a fact that can be applie"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2301.01560","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/2301.01560/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":"2026-07-05T05:48:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/K9iuLCuawI9tbYKvtKwAhExZSuFeC5RA00fQqB1c44KfCuFWJz1iF3rdaDavZqAYQscALjjSVHTY5oWvtxuDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T22:03:37.508731Z"},"content_sha256":"4d54cc88c3e50c23c78b565aaad6f2e01a9efbe1b527cc3a9d5989c14b378b7c","schema_version":"1.0","event_id":"sha256:4d54cc88c3e50c23c78b565aaad6f2e01a9efbe1b527cc3a9d5989c14b378b7c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YK4OQPF6WG7SDA7HHVUXWUTSA3/bundle.json","state_url":"https://pith.science/pith/YK4OQPF6WG7SDA7HHVUXWUTSA3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YK4OQPF6WG7SDA7HHVUXWUTSA3/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":"2026-08-08T22:03:37Z","links":{"resolver":"https://pith.science/pith/YK4OQPF6WG7SDA7HHVUXWUTSA3","bundle":"https://pith.science/pith/YK4OQPF6WG7SDA7HHVUXWUTSA3/bundle.json","state":"https://pith.science/pith/YK4OQPF6WG7SDA7HHVUXWUTSA3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YK4OQPF6WG7SDA7HHVUXWUTSA3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:YK4OQPF6WG7SDA7HHVUXWUTSA3","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":"edc6199e89f7edd5ec2a7312400491e234b200d1cd5385037ed44a694e057300","cross_cats_sorted":["astro-ph.IM"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2023-01-04T12:02:03Z","title_canon_sha256":"cc37f8996e3e2ae9df83e0c83c87a92ed04c064b198dc754aefdb12c91396d94"},"schema_version":"1.0","source":{"id":"2301.01560","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2301.01560","created_at":"2026-07-05T05:48:46Z"},{"alias_kind":"arxiv_version","alias_value":"2301.01560v1","created_at":"2026-07-05T05:48:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2301.01560","created_at":"2026-07-05T05:48:46Z"},{"alias_kind":"pith_short_12","alias_value":"YK4OQPF6WG7S","created_at":"2026-07-05T05:48:46Z"},{"alias_kind":"pith_short_16","alias_value":"YK4OQPF6WG7SDA7H","created_at":"2026-07-05T05:48:46Z"},{"alias_kind":"pith_short_8","alias_value":"YK4OQPF6","created_at":"2026-07-05T05:48:46Z"}],"graph_snapshots":[{"event_id":"sha256:4d54cc88c3e50c23c78b565aaad6f2e01a9efbe1b527cc3a9d5989c14b378b7c","target":"graph","created_at":"2026-07-05T05:48:46Z","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/2301.01560/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The prediction of solar flares is of practical and scientific interest; however, many machine learning methods used for this prediction task do not provide the physical explanations behind a model's performance. We made use of two recently developed explainable artificial intelligence techniques called gradient-weighted class activation mapping (Grad-CAM) and expected gradients (EG) to reveal the decision-making process behind a high-performance neural network that has been trained to distinguish between MgII spectra derived from flaring and nonflaring active regions, a fact that can be applie","authors_text":"Brandon Panos, Jonas Zbinden, Lucia Kleint","cross_cats":["astro-ph.IM"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2023-01-04T12:02:03Z","title":"Identifying preflare spectral features using explainable artificial intelligence"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2301.01560","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:dcf676cdd7a360aa2ba63e63c1b75b719d5bfd28b74591bef27de0622f438d6c","target":"record","created_at":"2026-07-05T05:48:46Z","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":"edc6199e89f7edd5ec2a7312400491e234b200d1cd5385037ed44a694e057300","cross_cats_sorted":["astro-ph.IM"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2023-01-04T12:02:03Z","title_canon_sha256":"cc37f8996e3e2ae9df83e0c83c87a92ed04c064b198dc754aefdb12c91396d94"},"schema_version":"1.0","source":{"id":"2301.01560","kind":"arxiv","version":1}},"canonical_sha256":"c2b8e83cbeb1bf2183e73d697b527206dd36b49ca064ce4a58729cd6e0970435","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c2b8e83cbeb1bf2183e73d697b527206dd36b49ca064ce4a58729cd6e0970435","first_computed_at":"2026-07-05T05:48:46.914279Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:48:46.914279Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uUxr4T98A9SaVdUNSt9lZNj7gvb7+O90w+mmkQibx2h9xK5Ke8hlljFXimuYuKtwt9e5PrW+PBn8BUa9VCnOCA==","signature_status":"signed_v1","signed_at":"2026-07-05T05:48:46.914835Z","signed_message":"canonical_sha256_bytes"},"source_id":"2301.01560","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dcf676cdd7a360aa2ba63e63c1b75b719d5bfd28b74591bef27de0622f438d6c","sha256:4d54cc88c3e50c23c78b565aaad6f2e01a9efbe1b527cc3a9d5989c14b378b7c"],"state_sha256":"fd52462612e79e5d190447f2c8a1f98519329e97c939bf0885c304569d8ad764"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GEiC6lPPOH7Xd5xVw7Om7lcKY/6sc9Bev0Iz1wCvOUDo8BnvBlR/skZ4bS5EZP3RoLbrKn5jy9WRKXa5oyNCDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T22:03:37.511948Z","bundle_sha256":"aab5341ad63aab34c03af6ce6ed138d6d66b574b0d4a6a793f0576233778da9a"}}